diff options
Diffstat (limited to 'media/libvpx/libvpx/vp9/encoder/vp9_encoder.c')
| -rw-r--r-- | media/libvpx/libvpx/vp9/encoder/vp9_encoder.c | 7030 |
1 files changed, 7030 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vp9/encoder/vp9_encoder.c b/media/libvpx/libvpx/vp9/encoder/vp9_encoder.c new file mode 100644 index 0000000000..9d5c0030a2 --- /dev/null +++ b/media/libvpx/libvpx/vp9/encoder/vp9_encoder.c @@ -0,0 +1,7030 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <limits.h> +#include <math.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "./vpx_dsp_rtcd.h" +#include "./vpx_scale_rtcd.h" +#include "vpx_dsp/psnr.h" +#include "vpx_dsp/vpx_dsp_common.h" +#include "vpx_dsp/vpx_filter.h" +#if CONFIG_INTERNAL_STATS +#include "vpx_dsp/ssim.h" +#endif +#include "vpx_ports/mem.h" +#include "vpx_ports/system_state.h" +#include "vpx_ports/vpx_once.h" +#include "vpx_ports/vpx_timer.h" +#if CONFIG_BITSTREAM_DEBUG || CONFIG_MISMATCH_DEBUG +#include "vpx_util/vpx_debug_util.h" +#endif // CONFIG_BITSTREAM_DEBUG || CONFIG_MISMATCH_DEBUG + +#include "vp9/common/vp9_alloccommon.h" +#include "vp9/common/vp9_filter.h" +#include "vp9/common/vp9_idct.h" +#if CONFIG_VP9_POSTPROC +#include "vp9/common/vp9_postproc.h" +#endif +#include "vp9/common/vp9_reconinter.h" +#include "vp9/common/vp9_reconintra.h" +#include "vp9/common/vp9_tile_common.h" + +#if !CONFIG_REALTIME_ONLY +#include "vp9/encoder/vp9_alt_ref_aq.h" +#include "vp9/encoder/vp9_aq_360.h" +#include "vp9/encoder/vp9_aq_complexity.h" +#endif +#include "vp9/encoder/vp9_aq_cyclicrefresh.h" +#if !CONFIG_REALTIME_ONLY +#include "vp9/encoder/vp9_aq_variance.h" +#endif +#include "vp9/encoder/vp9_bitstream.h" +#if CONFIG_INTERNAL_STATS +#include "vp9/encoder/vp9_blockiness.h" +#endif +#include "vp9/encoder/vp9_context_tree.h" +#include "vp9/encoder/vp9_encodeframe.h" +#include "vp9/encoder/vp9_encodemb.h" +#include "vp9/encoder/vp9_encodemv.h" +#include "vp9/encoder/vp9_encoder.h" +#include "vp9/encoder/vp9_ethread.h" +#include "vp9/encoder/vp9_extend.h" +#include "vp9/encoder/vp9_firstpass.h" +#include "vp9/encoder/vp9_mbgraph.h" +#if CONFIG_NON_GREEDY_MV +#include "vp9/encoder/vp9_mcomp.h" +#endif +#include "vp9/encoder/vp9_multi_thread.h" +#include "vp9/encoder/vp9_noise_estimate.h" +#include "vp9/encoder/vp9_picklpf.h" +#include "vp9/encoder/vp9_ratectrl.h" +#include "vp9/encoder/vp9_rd.h" +#include "vp9/encoder/vp9_resize.h" +#include "vp9/encoder/vp9_segmentation.h" +#include "vp9/encoder/vp9_skin_detection.h" +#include "vp9/encoder/vp9_speed_features.h" +#include "vp9/encoder/vp9_svc_layercontext.h" +#include "vp9/encoder/vp9_temporal_filter.h" +#include "vp9/encoder/vp9_tpl_model.h" +#include "vp9/vp9_cx_iface.h" + +#define AM_SEGMENT_ID_INACTIVE 7 +#define AM_SEGMENT_ID_ACTIVE 0 + +// Whether to use high precision mv for altref computation. +#define ALTREF_HIGH_PRECISION_MV 1 + +// Q threshold for high precision mv. Choose a very high value for now so that +// HIGH_PRECISION is always chosen. +#define HIGH_PRECISION_MV_QTHRESH 200 + +#define FRAME_SIZE_FACTOR 128 // empirical params for context model threshold +#define FRAME_RATE_FACTOR 8 + +#ifdef OUTPUT_YUV_DENOISED +FILE *yuv_denoised_file = NULL; +#endif +#ifdef OUTPUT_YUV_SKINMAP +static FILE *yuv_skinmap_file = NULL; +#endif +#ifdef OUTPUT_YUV_REC +FILE *yuv_rec_file; +#endif +#ifdef OUTPUT_YUV_SVC_SRC +FILE *yuv_svc_src[3] = { NULL, NULL, NULL }; +#endif + +#if 0 +FILE *framepsnr; +FILE *kf_list; +FILE *keyfile; +#endif + +#ifdef ENABLE_KF_DENOISE +// Test condition for spatial denoise of source. +static int is_spatial_denoise_enabled(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + + return (oxcf->pass != 1) && !is_lossless_requested(&cpi->oxcf) && + frame_is_intra_only(cm); +} +#endif + +#if !CONFIG_REALTIME_ONLY +// compute adaptive threshold for skip recoding +static int compute_context_model_thresh(const VP9_COMP *const cpi) { + const VP9_COMMON *const cm = &cpi->common; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + const int frame_size = (cm->width * cm->height) >> 10; + const int bitrate = (int)(oxcf->target_bandwidth >> 10); + const int qindex_factor = cm->base_qindex + (MAXQ >> 1); + + // This equation makes the threshold adaptive to frame size. + // Coding gain obtained by recoding comes from alternate frames of large + // content change. We skip recoding if the difference of previous and current + // frame context probability model is less than a certain threshold. + // The first component is the most critical part to guarantee adaptivity. + // Other parameters are estimated based on normal setting of hd resolution + // parameters. e.g frame_size = 1920x1080, bitrate = 8000, qindex_factor < 50 + const int thresh = + ((FRAME_SIZE_FACTOR * frame_size - FRAME_RATE_FACTOR * bitrate) * + qindex_factor) >> + 9; + + return thresh; +} + +// compute the total cost difference between current +// and previous frame context prob model. +static int compute_context_model_diff(const VP9_COMMON *const cm) { + const FRAME_CONTEXT *const pre_fc = + &cm->frame_contexts[cm->frame_context_idx]; + const FRAME_CONTEXT *const cur_fc = cm->fc; + const FRAME_COUNTS *counts = &cm->counts; + vpx_prob pre_last_prob, cur_last_prob; + int diff = 0; + int i, j, k, l, m, n; + + // y_mode_prob + for (i = 0; i < BLOCK_SIZE_GROUPS; ++i) { + for (j = 0; j < INTRA_MODES - 1; ++j) { + diff += (int)counts->y_mode[i][j] * + (pre_fc->y_mode_prob[i][j] - cur_fc->y_mode_prob[i][j]); + } + pre_last_prob = MAX_PROB - pre_fc->y_mode_prob[i][INTRA_MODES - 2]; + cur_last_prob = MAX_PROB - cur_fc->y_mode_prob[i][INTRA_MODES - 2]; + + diff += (int)counts->y_mode[i][INTRA_MODES - 1] * + (pre_last_prob - cur_last_prob); + } + + // uv_mode_prob + for (i = 0; i < INTRA_MODES; ++i) { + for (j = 0; j < INTRA_MODES - 1; ++j) { + diff += (int)counts->uv_mode[i][j] * + (pre_fc->uv_mode_prob[i][j] - cur_fc->uv_mode_prob[i][j]); + } + pre_last_prob = MAX_PROB - pre_fc->uv_mode_prob[i][INTRA_MODES - 2]; + cur_last_prob = MAX_PROB - cur_fc->uv_mode_prob[i][INTRA_MODES - 2]; + + diff += (int)counts->uv_mode[i][INTRA_MODES - 1] * + (pre_last_prob - cur_last_prob); + } + + // partition_prob + for (i = 0; i < PARTITION_CONTEXTS; ++i) { + for (j = 0; j < PARTITION_TYPES - 1; ++j) { + diff += (int)counts->partition[i][j] * + (pre_fc->partition_prob[i][j] - cur_fc->partition_prob[i][j]); + } + pre_last_prob = MAX_PROB - pre_fc->partition_prob[i][PARTITION_TYPES - 2]; + cur_last_prob = MAX_PROB - cur_fc->partition_prob[i][PARTITION_TYPES - 2]; + + diff += (int)counts->partition[i][PARTITION_TYPES - 1] * + (pre_last_prob - cur_last_prob); + } + + // coef_probs + for (i = 0; i < TX_SIZES; ++i) { + for (j = 0; j < PLANE_TYPES; ++j) { + for (k = 0; k < REF_TYPES; ++k) { + for (l = 0; l < COEF_BANDS; ++l) { + for (m = 0; m < BAND_COEFF_CONTEXTS(l); ++m) { + for (n = 0; n < UNCONSTRAINED_NODES; ++n) { + diff += (int)counts->coef[i][j][k][l][m][n] * + (pre_fc->coef_probs[i][j][k][l][m][n] - + cur_fc->coef_probs[i][j][k][l][m][n]); + } + + pre_last_prob = + MAX_PROB - + pre_fc->coef_probs[i][j][k][l][m][UNCONSTRAINED_NODES - 1]; + cur_last_prob = + MAX_PROB - + cur_fc->coef_probs[i][j][k][l][m][UNCONSTRAINED_NODES - 1]; + + diff += (int)counts->coef[i][j][k][l][m][UNCONSTRAINED_NODES] * + (pre_last_prob - cur_last_prob); + } + } + } + } + } + + // switchable_interp_prob + for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i) { + for (j = 0; j < SWITCHABLE_FILTERS - 1; ++j) { + diff += (int)counts->switchable_interp[i][j] * + (pre_fc->switchable_interp_prob[i][j] - + cur_fc->switchable_interp_prob[i][j]); + } + pre_last_prob = + MAX_PROB - pre_fc->switchable_interp_prob[i][SWITCHABLE_FILTERS - 2]; + cur_last_prob = + MAX_PROB - cur_fc->switchable_interp_prob[i][SWITCHABLE_FILTERS - 2]; + + diff += (int)counts->switchable_interp[i][SWITCHABLE_FILTERS - 1] * + (pre_last_prob - cur_last_prob); + } + + // inter_mode_probs + for (i = 0; i < INTER_MODE_CONTEXTS; ++i) { + for (j = 0; j < INTER_MODES - 1; ++j) { + diff += (int)counts->inter_mode[i][j] * + (pre_fc->inter_mode_probs[i][j] - cur_fc->inter_mode_probs[i][j]); + } + pre_last_prob = MAX_PROB - pre_fc->inter_mode_probs[i][INTER_MODES - 2]; + cur_last_prob = MAX_PROB - cur_fc->inter_mode_probs[i][INTER_MODES - 2]; + + diff += (int)counts->inter_mode[i][INTER_MODES - 1] * + (pre_last_prob - cur_last_prob); + } + + // intra_inter_prob + for (i = 0; i < INTRA_INTER_CONTEXTS; ++i) { + diff += (int)counts->intra_inter[i][0] * + (pre_fc->intra_inter_prob[i] - cur_fc->intra_inter_prob[i]); + + pre_last_prob = MAX_PROB - pre_fc->intra_inter_prob[i]; + cur_last_prob = MAX_PROB - cur_fc->intra_inter_prob[i]; + + diff += (int)counts->intra_inter[i][1] * (pre_last_prob - cur_last_prob); + } + + // comp_inter_prob + for (i = 0; i < COMP_INTER_CONTEXTS; ++i) { + diff += (int)counts->comp_inter[i][0] * + (pre_fc->comp_inter_prob[i] - cur_fc->comp_inter_prob[i]); + + pre_last_prob = MAX_PROB - pre_fc->comp_inter_prob[i]; + cur_last_prob = MAX_PROB - cur_fc->comp_inter_prob[i]; + + diff += (int)counts->comp_inter[i][1] * (pre_last_prob - cur_last_prob); + } + + // single_ref_prob + for (i = 0; i < REF_CONTEXTS; ++i) { + for (j = 0; j < 2; ++j) { + diff += (int)counts->single_ref[i][j][0] * + (pre_fc->single_ref_prob[i][j] - cur_fc->single_ref_prob[i][j]); + + pre_last_prob = MAX_PROB - pre_fc->single_ref_prob[i][j]; + cur_last_prob = MAX_PROB - cur_fc->single_ref_prob[i][j]; + + diff += + (int)counts->single_ref[i][j][1] * (pre_last_prob - cur_last_prob); + } + } + + // comp_ref_prob + for (i = 0; i < REF_CONTEXTS; ++i) { + diff += (int)counts->comp_ref[i][0] * + (pre_fc->comp_ref_prob[i] - cur_fc->comp_ref_prob[i]); + + pre_last_prob = MAX_PROB - pre_fc->comp_ref_prob[i]; + cur_last_prob = MAX_PROB - cur_fc->comp_ref_prob[i]; + + diff += (int)counts->comp_ref[i][1] * (pre_last_prob - cur_last_prob); + } + + // tx_probs + for (i = 0; i < TX_SIZE_CONTEXTS; ++i) { + // p32x32 + for (j = 0; j < TX_SIZES - 1; ++j) { + diff += (int)counts->tx.p32x32[i][j] * + (pre_fc->tx_probs.p32x32[i][j] - cur_fc->tx_probs.p32x32[i][j]); + } + pre_last_prob = MAX_PROB - pre_fc->tx_probs.p32x32[i][TX_SIZES - 2]; + cur_last_prob = MAX_PROB - cur_fc->tx_probs.p32x32[i][TX_SIZES - 2]; + + diff += (int)counts->tx.p32x32[i][TX_SIZES - 1] * + (pre_last_prob - cur_last_prob); + + // p16x16 + for (j = 0; j < TX_SIZES - 2; ++j) { + diff += (int)counts->tx.p16x16[i][j] * + (pre_fc->tx_probs.p16x16[i][j] - cur_fc->tx_probs.p16x16[i][j]); + } + pre_last_prob = MAX_PROB - pre_fc->tx_probs.p16x16[i][TX_SIZES - 3]; + cur_last_prob = MAX_PROB - cur_fc->tx_probs.p16x16[i][TX_SIZES - 3]; + + diff += (int)counts->tx.p16x16[i][TX_SIZES - 2] * + (pre_last_prob - cur_last_prob); + + // p8x8 + for (j = 0; j < TX_SIZES - 3; ++j) { + diff += (int)counts->tx.p8x8[i][j] * + (pre_fc->tx_probs.p8x8[i][j] - cur_fc->tx_probs.p8x8[i][j]); + } + pre_last_prob = MAX_PROB - pre_fc->tx_probs.p8x8[i][TX_SIZES - 4]; + cur_last_prob = MAX_PROB - cur_fc->tx_probs.p8x8[i][TX_SIZES - 4]; + + diff += + (int)counts->tx.p8x8[i][TX_SIZES - 3] * (pre_last_prob - cur_last_prob); + } + + // skip_probs + for (i = 0; i < SKIP_CONTEXTS; ++i) { + diff += (int)counts->skip[i][0] * + (pre_fc->skip_probs[i] - cur_fc->skip_probs[i]); + + pre_last_prob = MAX_PROB - pre_fc->skip_probs[i]; + cur_last_prob = MAX_PROB - cur_fc->skip_probs[i]; + + diff += (int)counts->skip[i][1] * (pre_last_prob - cur_last_prob); + } + + // mv + for (i = 0; i < MV_JOINTS - 1; ++i) { + diff += (int)counts->mv.joints[i] * + (pre_fc->nmvc.joints[i] - cur_fc->nmvc.joints[i]); + } + pre_last_prob = MAX_PROB - pre_fc->nmvc.joints[MV_JOINTS - 2]; + cur_last_prob = MAX_PROB - cur_fc->nmvc.joints[MV_JOINTS - 2]; + + diff += + (int)counts->mv.joints[MV_JOINTS - 1] * (pre_last_prob - cur_last_prob); + + for (i = 0; i < 2; ++i) { + const nmv_component_counts *nmv_count = &counts->mv.comps[i]; + const nmv_component *pre_nmv_prob = &pre_fc->nmvc.comps[i]; + const nmv_component *cur_nmv_prob = &cur_fc->nmvc.comps[i]; + + // sign + diff += (int)nmv_count->sign[0] * (pre_nmv_prob->sign - cur_nmv_prob->sign); + + pre_last_prob = MAX_PROB - pre_nmv_prob->sign; + cur_last_prob = MAX_PROB - cur_nmv_prob->sign; + + diff += (int)nmv_count->sign[1] * (pre_last_prob - cur_last_prob); + + // classes + for (j = 0; j < MV_CLASSES - 1; ++j) { + diff += (int)nmv_count->classes[j] * + (pre_nmv_prob->classes[j] - cur_nmv_prob->classes[j]); + } + pre_last_prob = MAX_PROB - pre_nmv_prob->classes[MV_CLASSES - 2]; + cur_last_prob = MAX_PROB - cur_nmv_prob->classes[MV_CLASSES - 2]; + + diff += (int)nmv_count->classes[MV_CLASSES - 1] * + (pre_last_prob - cur_last_prob); + + // class0 + for (j = 0; j < CLASS0_SIZE - 1; ++j) { + diff += (int)nmv_count->class0[j] * + (pre_nmv_prob->class0[j] - cur_nmv_prob->class0[j]); + } + pre_last_prob = MAX_PROB - pre_nmv_prob->class0[CLASS0_SIZE - 2]; + cur_last_prob = MAX_PROB - cur_nmv_prob->class0[CLASS0_SIZE - 2]; + + diff += (int)nmv_count->class0[CLASS0_SIZE - 1] * + (pre_last_prob - cur_last_prob); + + // bits + for (j = 0; j < MV_OFFSET_BITS; ++j) { + diff += (int)nmv_count->bits[j][0] * + (pre_nmv_prob->bits[j] - cur_nmv_prob->bits[j]); + + pre_last_prob = MAX_PROB - pre_nmv_prob->bits[j]; + cur_last_prob = MAX_PROB - cur_nmv_prob->bits[j]; + + diff += (int)nmv_count->bits[j][1] * (pre_last_prob - cur_last_prob); + } + + // class0_fp + for (j = 0; j < CLASS0_SIZE; ++j) { + for (k = 0; k < MV_FP_SIZE - 1; ++k) { + diff += (int)nmv_count->class0_fp[j][k] * + (pre_nmv_prob->class0_fp[j][k] - cur_nmv_prob->class0_fp[j][k]); + } + pre_last_prob = MAX_PROB - pre_nmv_prob->class0_fp[j][MV_FP_SIZE - 2]; + cur_last_prob = MAX_PROB - cur_nmv_prob->class0_fp[j][MV_FP_SIZE - 2]; + + diff += (int)nmv_count->class0_fp[j][MV_FP_SIZE - 1] * + (pre_last_prob - cur_last_prob); + } + + // fp + for (j = 0; j < MV_FP_SIZE - 1; ++j) { + diff += + (int)nmv_count->fp[j] * (pre_nmv_prob->fp[j] - cur_nmv_prob->fp[j]); + } + pre_last_prob = MAX_PROB - pre_nmv_prob->fp[MV_FP_SIZE - 2]; + cur_last_prob = MAX_PROB - cur_nmv_prob->fp[MV_FP_SIZE - 2]; + + diff += + (int)nmv_count->fp[MV_FP_SIZE - 1] * (pre_last_prob - cur_last_prob); + + // class0_hp + diff += (int)nmv_count->class0_hp[0] * + (pre_nmv_prob->class0_hp - cur_nmv_prob->class0_hp); + + pre_last_prob = MAX_PROB - pre_nmv_prob->class0_hp; + cur_last_prob = MAX_PROB - cur_nmv_prob->class0_hp; + + diff += (int)nmv_count->class0_hp[1] * (pre_last_prob - cur_last_prob); + + // hp + diff += (int)nmv_count->hp[0] * (pre_nmv_prob->hp - cur_nmv_prob->hp); + + pre_last_prob = MAX_PROB - pre_nmv_prob->hp; + cur_last_prob = MAX_PROB - cur_nmv_prob->hp; + + diff += (int)nmv_count->hp[1] * (pre_last_prob - cur_last_prob); + } + + return -diff; +} +#endif // !CONFIG_REALTIME_ONLY + +// Test for whether to calculate metrics for the frame. +static int is_psnr_calc_enabled(const VP9_COMP *cpi) { + const VP9_COMMON *const cm = &cpi->common; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + + return cpi->b_calculate_psnr && (oxcf->pass != 1) && cm->show_frame; +} + +/* clang-format off */ +const Vp9LevelSpec vp9_level_defs[VP9_LEVELS] = { + // sample rate size breadth bitrate cpb + { LEVEL_1, 829440, 36864, 512, 200, 400, 2, 1, 4, 8 }, + { LEVEL_1_1, 2764800, 73728, 768, 800, 1000, 2, 1, 4, 8 }, + { LEVEL_2, 4608000, 122880, 960, 1800, 1500, 2, 1, 4, 8 }, + { LEVEL_2_1, 9216000, 245760, 1344, 3600, 2800, 2, 2, 4, 8 }, + { LEVEL_3, 20736000, 552960, 2048, 7200, 6000, 2, 4, 4, 8 }, + { LEVEL_3_1, 36864000, 983040, 2752, 12000, 10000, 2, 4, 4, 8 }, + { LEVEL_4, 83558400, 2228224, 4160, 18000, 16000, 4, 4, 4, 8 }, + { LEVEL_4_1, 160432128, 2228224, 4160, 30000, 18000, 4, 4, 5, 6 }, + { LEVEL_5, 311951360, 8912896, 8384, 60000, 36000, 6, 8, 6, 4 }, + { LEVEL_5_1, 588251136, 8912896, 8384, 120000, 46000, 8, 8, 10, 4 }, + // TODO(huisu): update max_cpb_size for level 5_2 ~ 6_2 when + // they are finalized (currently tentative). + { LEVEL_5_2, 1176502272, 8912896, 8384, 180000, 90000, 8, 8, 10, 4 }, + { LEVEL_6, 1176502272, 35651584, 16832, 180000, 90000, 8, 16, 10, 4 }, + { LEVEL_6_1, 2353004544u, 35651584, 16832, 240000, 180000, 8, 16, 10, 4 }, + { LEVEL_6_2, 4706009088u, 35651584, 16832, 480000, 360000, 8, 16, 10, 4 }, +}; +/* clang-format on */ + +static const char *level_fail_messages[TARGET_LEVEL_FAIL_IDS] = { + "The average bit-rate is too high.", + "The picture size is too large.", + "The picture width/height is too large.", + "The luma sample rate is too large.", + "The CPB size is too large.", + "The compression ratio is too small", + "Too many column tiles are used.", + "The alt-ref distance is too small.", + "Too many reference buffers are used." +}; + +static INLINE void Scale2Ratio(VPX_SCALING_MODE mode, int *hr, int *hs) { + switch (mode) { + case VP8E_NORMAL: + *hr = 1; + *hs = 1; + break; + case VP8E_FOURFIVE: + *hr = 4; + *hs = 5; + break; + case VP8E_THREEFIVE: + *hr = 3; + *hs = 5; + break; + default: + assert(mode == VP8E_ONETWO); + *hr = 1; + *hs = 2; + break; + } +} + +// Mark all inactive blocks as active. Other segmentation features may be set +// so memset cannot be used, instead only inactive blocks should be reset. +static void suppress_active_map(VP9_COMP *cpi) { + unsigned char *const seg_map = cpi->segmentation_map; + + if (cpi->active_map.enabled || cpi->active_map.update) { + const int rows = cpi->common.mi_rows; + const int cols = cpi->common.mi_cols; + int i; + + for (i = 0; i < rows * cols; ++i) + if (seg_map[i] == AM_SEGMENT_ID_INACTIVE) + seg_map[i] = AM_SEGMENT_ID_ACTIVE; + } +} + +static void apply_active_map(VP9_COMP *cpi) { + struct segmentation *const seg = &cpi->common.seg; + unsigned char *const seg_map = cpi->segmentation_map; + const unsigned char *const active_map = cpi->active_map.map; + int i; + + assert(AM_SEGMENT_ID_ACTIVE == CR_SEGMENT_ID_BASE); + + if (frame_is_intra_only(&cpi->common)) { + cpi->active_map.enabled = 0; + cpi->active_map.update = 1; + } + + if (cpi->active_map.update) { + if (cpi->active_map.enabled) { + for (i = 0; i < cpi->common.mi_rows * cpi->common.mi_cols; ++i) + if (seg_map[i] == AM_SEGMENT_ID_ACTIVE) seg_map[i] = active_map[i]; + vp9_enable_segmentation(seg); + vp9_enable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_SKIP); + vp9_enable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_ALT_LF); + // Setting the data to -MAX_LOOP_FILTER will result in the computed loop + // filter level being zero regardless of the value of seg->abs_delta. + vp9_set_segdata(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_ALT_LF, + -MAX_LOOP_FILTER); + } else { + vp9_disable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_SKIP); + vp9_disable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_ALT_LF); + if (seg->enabled) { + seg->update_data = 1; + seg->update_map = 1; + } + } + cpi->active_map.update = 0; + } +} + +static void apply_roi_map(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + struct segmentation *const seg = &cm->seg; + vpx_roi_map_t *roi = &cpi->roi; + const int *delta_q = roi->delta_q; + const int *delta_lf = roi->delta_lf; + const int *skip = roi->skip; + int ref_frame[8]; + int internal_delta_q[MAX_SEGMENTS]; + int i; + + // TODO(jianj): Investigate why ROI not working in speed < 5 or in non + // realtime mode. + if (cpi->oxcf.mode != REALTIME || cpi->oxcf.speed < 5) return; + if (!roi->enabled) return; + + memcpy(&ref_frame, roi->ref_frame, sizeof(ref_frame)); + + vp9_enable_segmentation(seg); + vp9_clearall_segfeatures(seg); + // Select delta coding method; + seg->abs_delta = SEGMENT_DELTADATA; + + memcpy(cpi->segmentation_map, roi->roi_map, (cm->mi_rows * cm->mi_cols)); + + for (i = 0; i < MAX_SEGMENTS; ++i) { + // Translate the external delta q values to internal values. + internal_delta_q[i] = vp9_quantizer_to_qindex(abs(delta_q[i])); + if (delta_q[i] < 0) internal_delta_q[i] = -internal_delta_q[i]; + vp9_disable_segfeature(seg, i, SEG_LVL_ALT_Q); + vp9_disable_segfeature(seg, i, SEG_LVL_ALT_LF); + if (internal_delta_q[i] != 0) { + vp9_enable_segfeature(seg, i, SEG_LVL_ALT_Q); + vp9_set_segdata(seg, i, SEG_LVL_ALT_Q, internal_delta_q[i]); + } + if (delta_lf[i] != 0) { + vp9_enable_segfeature(seg, i, SEG_LVL_ALT_LF); + vp9_set_segdata(seg, i, SEG_LVL_ALT_LF, delta_lf[i]); + } + if (skip[i] != 0) { + vp9_enable_segfeature(seg, i, SEG_LVL_SKIP); + vp9_set_segdata(seg, i, SEG_LVL_SKIP, 0); + } + if (ref_frame[i] >= 0) { + int valid_ref = 1; + // ALTREF is not used as reference for nonrd_pickmode with 0 lag. + if (ref_frame[i] == ALTREF_FRAME && cpi->sf.use_nonrd_pick_mode) + valid_ref = 0; + // If GOLDEN is selected, make sure it's set as reference. + if (ref_frame[i] == GOLDEN_FRAME && + !(cpi->ref_frame_flags & ref_frame_to_flag(ref_frame[i]))) { + valid_ref = 0; + } + // GOLDEN was updated in previous encoded frame, so GOLDEN and LAST are + // same reference. + if (ref_frame[i] == GOLDEN_FRAME && cpi->rc.frames_since_golden == 0) + ref_frame[i] = LAST_FRAME; + if (valid_ref) { + vp9_enable_segfeature(seg, i, SEG_LVL_REF_FRAME); + vp9_set_segdata(seg, i, SEG_LVL_REF_FRAME, ref_frame[i]); + } + } + } + roi->enabled = 1; +} + +static void init_level_info(Vp9LevelInfo *level_info) { + Vp9LevelStats *const level_stats = &level_info->level_stats; + Vp9LevelSpec *const level_spec = &level_info->level_spec; + + memset(level_stats, 0, sizeof(*level_stats)); + memset(level_spec, 0, sizeof(*level_spec)); + level_spec->level = LEVEL_UNKNOWN; + level_spec->min_altref_distance = INT_MAX; +} + +static int check_seg_range(int seg_data[8], int range) { + int i; + for (i = 0; i < 8; ++i) { + // Note abs() alone can't be used as the behavior of abs(INT_MIN) is + // undefined. + if (seg_data[i] > range || seg_data[i] < -range) { + return 0; + } + } + return 1; +} + +VP9_LEVEL vp9_get_level(const Vp9LevelSpec *const level_spec) { + int i; + const Vp9LevelSpec *this_level; + + vpx_clear_system_state(); + + for (i = 0; i < VP9_LEVELS; ++i) { + this_level = &vp9_level_defs[i]; + if ((double)level_spec->max_luma_sample_rate > + (double)this_level->max_luma_sample_rate * + (1 + SAMPLE_RATE_GRACE_P) || + level_spec->max_luma_picture_size > this_level->max_luma_picture_size || + level_spec->max_luma_picture_breadth > + this_level->max_luma_picture_breadth || + level_spec->average_bitrate > this_level->average_bitrate || + level_spec->max_cpb_size > this_level->max_cpb_size || + level_spec->compression_ratio < this_level->compression_ratio || + level_spec->max_col_tiles > this_level->max_col_tiles || + level_spec->min_altref_distance < this_level->min_altref_distance || + level_spec->max_ref_frame_buffers > this_level->max_ref_frame_buffers) + continue; + break; + } + return (i == VP9_LEVELS) ? LEVEL_UNKNOWN : vp9_level_defs[i].level; +} + +vpx_codec_err_t vp9_set_roi_map(VP9_COMP *cpi, unsigned char *map, + unsigned int rows, unsigned int cols, + int delta_q[8], int delta_lf[8], int skip[8], + int ref_frame[8]) { + VP9_COMMON *cm = &cpi->common; + vpx_roi_map_t *roi = &cpi->roi; + const int range = 63; + const int ref_frame_range = 3; // Alt-ref + const int skip_range = 1; + const int frame_rows = cpi->common.mi_rows; + const int frame_cols = cpi->common.mi_cols; + + // Check number of rows and columns match + if (frame_rows != (int)rows || frame_cols != (int)cols) { + return VPX_CODEC_INVALID_PARAM; + } + + if (!check_seg_range(delta_q, range) || !check_seg_range(delta_lf, range) || + !check_seg_range(ref_frame, ref_frame_range) || + !check_seg_range(skip, skip_range)) + return VPX_CODEC_INVALID_PARAM; + + // Also disable segmentation if no deltas are specified. + if (!map || + (!(delta_q[0] | delta_q[1] | delta_q[2] | delta_q[3] | delta_q[4] | + delta_q[5] | delta_q[6] | delta_q[7] | delta_lf[0] | delta_lf[1] | + delta_lf[2] | delta_lf[3] | delta_lf[4] | delta_lf[5] | delta_lf[6] | + delta_lf[7] | skip[0] | skip[1] | skip[2] | skip[3] | skip[4] | + skip[5] | skip[6] | skip[7]) && + (ref_frame[0] == -1 && ref_frame[1] == -1 && ref_frame[2] == -1 && + ref_frame[3] == -1 && ref_frame[4] == -1 && ref_frame[5] == -1 && + ref_frame[6] == -1 && ref_frame[7] == -1))) { + vp9_disable_segmentation(&cm->seg); + cpi->roi.enabled = 0; + return VPX_CODEC_OK; + } + + if (roi->roi_map) { + vpx_free(roi->roi_map); + roi->roi_map = NULL; + } + roi->roi_map = vpx_malloc(rows * cols); + if (!roi->roi_map) return VPX_CODEC_MEM_ERROR; + + // Copy to ROI structure in the compressor. + memcpy(roi->roi_map, map, rows * cols); + memcpy(&roi->delta_q, delta_q, MAX_SEGMENTS * sizeof(delta_q[0])); + memcpy(&roi->delta_lf, delta_lf, MAX_SEGMENTS * sizeof(delta_lf[0])); + memcpy(&roi->skip, skip, MAX_SEGMENTS * sizeof(skip[0])); + memcpy(&roi->ref_frame, ref_frame, MAX_SEGMENTS * sizeof(ref_frame[0])); + roi->enabled = 1; + roi->rows = rows; + roi->cols = cols; + + return VPX_CODEC_OK; +} + +int vp9_set_active_map(VP9_COMP *cpi, unsigned char *new_map_16x16, int rows, + int cols) { + if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols) { + unsigned char *const active_map_8x8 = cpi->active_map.map; + const int mi_rows = cpi->common.mi_rows; + const int mi_cols = cpi->common.mi_cols; + cpi->active_map.update = 1; + if (new_map_16x16) { + int r, c; + for (r = 0; r < mi_rows; ++r) { + for (c = 0; c < mi_cols; ++c) { + active_map_8x8[r * mi_cols + c] = + new_map_16x16[(r >> 1) * cols + (c >> 1)] + ? AM_SEGMENT_ID_ACTIVE + : AM_SEGMENT_ID_INACTIVE; + } + } + cpi->active_map.enabled = 1; + } else { + cpi->active_map.enabled = 0; + } + return 0; + } else { + return -1; + } +} + +int vp9_get_active_map(VP9_COMP *cpi, unsigned char *new_map_16x16, int rows, + int cols) { + if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols && + new_map_16x16) { + unsigned char *const seg_map_8x8 = cpi->segmentation_map; + const int mi_rows = cpi->common.mi_rows; + const int mi_cols = cpi->common.mi_cols; + memset(new_map_16x16, !cpi->active_map.enabled, rows * cols); + if (cpi->active_map.enabled) { + int r, c; + for (r = 0; r < mi_rows; ++r) { + for (c = 0; c < mi_cols; ++c) { + // Cyclic refresh segments are considered active despite not having + // AM_SEGMENT_ID_ACTIVE + new_map_16x16[(r >> 1) * cols + (c >> 1)] |= + seg_map_8x8[r * mi_cols + c] != AM_SEGMENT_ID_INACTIVE; + } + } + } + return 0; + } else { + return -1; + } +} + +void vp9_set_high_precision_mv(VP9_COMP *cpi, int allow_high_precision_mv) { + MACROBLOCK *const mb = &cpi->td.mb; + cpi->common.allow_high_precision_mv = allow_high_precision_mv; + if (cpi->common.allow_high_precision_mv) { + mb->mvcost = mb->nmvcost_hp; + mb->mvsadcost = mb->nmvsadcost_hp; + } else { + mb->mvcost = mb->nmvcost; + mb->mvsadcost = mb->nmvsadcost; + } +} + +static void setup_frame(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + // Set up entropy context depending on frame type. The decoder mandates + // the use of the default context, index 0, for keyframes and inter + // frames where the error_resilient_mode or intra_only flag is set. For + // other inter-frames the encoder currently uses only two contexts; + // context 1 for ALTREF frames and context 0 for the others. + if (frame_is_intra_only(cm) || cm->error_resilient_mode) { + vp9_setup_past_independence(cm); + } else { + if (!cpi->use_svc) cm->frame_context_idx = cpi->refresh_alt_ref_frame; + } + + // TODO(jingning): Overwrite the frame_context_idx index in multi-layer ARF + // case. Need some further investigation on if we could apply this to single + // layer ARF case as well. + if (cpi->multi_layer_arf && !cpi->use_svc) { + GF_GROUP *const gf_group = &cpi->twopass.gf_group; + const int gf_group_index = gf_group->index; + const int boost_frame = + !cpi->rc.is_src_frame_alt_ref && + (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame); + + // frame_context_idx Frame Type + // 0 Intra only frame, base layer ARF + // 1 ARFs with layer depth = 2,3 + // 2 ARFs with layer depth > 3 + // 3 Non-boosted frames + if (frame_is_intra_only(cm)) { + cm->frame_context_idx = 0; + } else if (boost_frame) { + if (gf_group->rf_level[gf_group_index] == GF_ARF_STD) + cm->frame_context_idx = 0; + else if (gf_group->layer_depth[gf_group_index] <= 3) + cm->frame_context_idx = 1; + else + cm->frame_context_idx = 2; + } else { + cm->frame_context_idx = 3; + } + } + + if (cm->frame_type == KEY_FRAME) { + cpi->refresh_golden_frame = 1; + cpi->refresh_alt_ref_frame = 1; + vp9_zero(cpi->interp_filter_selected); + } else { + *cm->fc = cm->frame_contexts[cm->frame_context_idx]; + vp9_zero(cpi->interp_filter_selected[0]); + } +} + +static void vp9_enc_setup_mi(VP9_COMMON *cm) { + int i; + cm->mi = cm->mip + cm->mi_stride + 1; + memset(cm->mip, 0, cm->mi_stride * (cm->mi_rows + 1) * sizeof(*cm->mip)); + cm->prev_mi = cm->prev_mip + cm->mi_stride + 1; + // Clear top border row + memset(cm->prev_mip, 0, sizeof(*cm->prev_mip) * cm->mi_stride); + // Clear left border column + for (i = 1; i < cm->mi_rows + 1; ++i) + memset(&cm->prev_mip[i * cm->mi_stride], 0, sizeof(*cm->prev_mip)); + + cm->mi_grid_visible = cm->mi_grid_base + cm->mi_stride + 1; + cm->prev_mi_grid_visible = cm->prev_mi_grid_base + cm->mi_stride + 1; + + memset(cm->mi_grid_base, 0, + cm->mi_stride * (cm->mi_rows + 1) * sizeof(*cm->mi_grid_base)); +} + +static int vp9_enc_alloc_mi(VP9_COMMON *cm, int mi_size) { + cm->mip = vpx_calloc(mi_size, sizeof(*cm->mip)); + if (!cm->mip) return 1; + cm->prev_mip = vpx_calloc(mi_size, sizeof(*cm->prev_mip)); + if (!cm->prev_mip) return 1; + cm->mi_alloc_size = mi_size; + + cm->mi_grid_base = (MODE_INFO **)vpx_calloc(mi_size, sizeof(MODE_INFO *)); + if (!cm->mi_grid_base) return 1; + cm->prev_mi_grid_base = + (MODE_INFO **)vpx_calloc(mi_size, sizeof(MODE_INFO *)); + if (!cm->prev_mi_grid_base) return 1; + + return 0; +} + +static void vp9_enc_free_mi(VP9_COMMON *cm) { + vpx_free(cm->mip); + cm->mip = NULL; + vpx_free(cm->prev_mip); + cm->prev_mip = NULL; + vpx_free(cm->mi_grid_base); + cm->mi_grid_base = NULL; + vpx_free(cm->prev_mi_grid_base); + cm->prev_mi_grid_base = NULL; + cm->mi_alloc_size = 0; +} + +static void vp9_swap_mi_and_prev_mi(VP9_COMMON *cm) { + // Current mip will be the prev_mip for the next frame. + MODE_INFO **temp_base = cm->prev_mi_grid_base; + MODE_INFO *temp = cm->prev_mip; + + // Skip update prev_mi frame in show_existing_frame mode. + if (cm->show_existing_frame) return; + + cm->prev_mip = cm->mip; + cm->mip = temp; + + // Update the upper left visible macroblock ptrs. + cm->mi = cm->mip + cm->mi_stride + 1; + cm->prev_mi = cm->prev_mip + cm->mi_stride + 1; + + cm->prev_mi_grid_base = cm->mi_grid_base; + cm->mi_grid_base = temp_base; + cm->mi_grid_visible = cm->mi_grid_base + cm->mi_stride + 1; + cm->prev_mi_grid_visible = cm->prev_mi_grid_base + cm->mi_stride + 1; +} + +static void initialize_enc(void) { + vp9_rtcd(); + vpx_dsp_rtcd(); + vpx_scale_rtcd(); + vp9_init_intra_predictors(); + vp9_init_me_luts(); + vp9_rc_init_minq_luts(); + vp9_entropy_mv_init(); +#if !CONFIG_REALTIME_ONLY + vp9_temporal_filter_init(); +#endif +} + +void vp9_initialize_enc(void) { once(initialize_enc); } + +static void dealloc_compressor_data(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + int i; + + vpx_free(cpi->mbmi_ext_base); + cpi->mbmi_ext_base = NULL; + + vpx_free(cpi->tile_data); + cpi->tile_data = NULL; + + vpx_free(cpi->segmentation_map); + cpi->segmentation_map = NULL; + vpx_free(cpi->coding_context.last_frame_seg_map_copy); + cpi->coding_context.last_frame_seg_map_copy = NULL; + + vpx_free(cpi->nmvcosts[0]); + vpx_free(cpi->nmvcosts[1]); + cpi->nmvcosts[0] = NULL; + cpi->nmvcosts[1] = NULL; + + vpx_free(cpi->nmvcosts_hp[0]); + vpx_free(cpi->nmvcosts_hp[1]); + cpi->nmvcosts_hp[0] = NULL; + cpi->nmvcosts_hp[1] = NULL; + + vpx_free(cpi->nmvsadcosts[0]); + vpx_free(cpi->nmvsadcosts[1]); + cpi->nmvsadcosts[0] = NULL; + cpi->nmvsadcosts[1] = NULL; + + vpx_free(cpi->nmvsadcosts_hp[0]); + vpx_free(cpi->nmvsadcosts_hp[1]); + cpi->nmvsadcosts_hp[0] = NULL; + cpi->nmvsadcosts_hp[1] = NULL; + + vpx_free(cpi->skin_map); + cpi->skin_map = NULL; + + vpx_free(cpi->prev_partition); + cpi->prev_partition = NULL; + + vpx_free(cpi->svc.prev_partition_svc); + cpi->svc.prev_partition_svc = NULL; + + vpx_free(cpi->prev_segment_id); + cpi->prev_segment_id = NULL; + + vpx_free(cpi->prev_variance_low); + cpi->prev_variance_low = NULL; + + vpx_free(cpi->copied_frame_cnt); + cpi->copied_frame_cnt = NULL; + + vpx_free(cpi->content_state_sb_fd); + cpi->content_state_sb_fd = NULL; + + vpx_free(cpi->count_arf_frame_usage); + cpi->count_arf_frame_usage = NULL; + vpx_free(cpi->count_lastgolden_frame_usage); + cpi->count_lastgolden_frame_usage = NULL; + + vp9_cyclic_refresh_free(cpi->cyclic_refresh); + cpi->cyclic_refresh = NULL; + + vpx_free(cpi->active_map.map); + cpi->active_map.map = NULL; + + vpx_free(cpi->roi.roi_map); + cpi->roi.roi_map = NULL; + + vpx_free(cpi->consec_zero_mv); + cpi->consec_zero_mv = NULL; + + vpx_free(cpi->mb_wiener_variance); + cpi->mb_wiener_variance = NULL; + + vpx_free(cpi->mi_ssim_rdmult_scaling_factors); + cpi->mi_ssim_rdmult_scaling_factors = NULL; + +#if CONFIG_RATE_CTRL + if (cpi->oxcf.use_simple_encode_api) { + free_partition_info(cpi); + free_motion_vector_info(cpi); + free_fp_motion_vector_info(cpi); + free_tpl_stats_info(cpi); + } +#endif + + vp9_free_ref_frame_buffers(cm->buffer_pool); +#if CONFIG_VP9_POSTPROC + vp9_free_postproc_buffers(cm); +#endif + vp9_free_context_buffers(cm); + + vpx_free_frame_buffer(&cpi->last_frame_uf); + vpx_free_frame_buffer(&cpi->scaled_source); + vpx_free_frame_buffer(&cpi->scaled_last_source); + vpx_free_frame_buffer(&cpi->alt_ref_buffer); +#ifdef ENABLE_KF_DENOISE + vpx_free_frame_buffer(&cpi->raw_unscaled_source); + vpx_free_frame_buffer(&cpi->raw_scaled_source); +#endif + + vp9_lookahead_destroy(cpi->lookahead); + + vpx_free(cpi->tile_tok[0][0]); + cpi->tile_tok[0][0] = 0; + + vpx_free(cpi->tplist[0][0]); + cpi->tplist[0][0] = NULL; + + vp9_free_pc_tree(&cpi->td); + + for (i = 0; i < cpi->svc.number_spatial_layers; ++i) { + LAYER_CONTEXT *const lc = &cpi->svc.layer_context[i]; + vpx_free(lc->rc_twopass_stats_in.buf); + lc->rc_twopass_stats_in.buf = NULL; + lc->rc_twopass_stats_in.sz = 0; + } + + if (cpi->source_diff_var != NULL) { + vpx_free(cpi->source_diff_var); + cpi->source_diff_var = NULL; + } + + for (i = 0; i < MAX_LAG_BUFFERS; ++i) { + vpx_free_frame_buffer(&cpi->svc.scaled_frames[i]); + } + memset(&cpi->svc.scaled_frames[0], 0, + MAX_LAG_BUFFERS * sizeof(cpi->svc.scaled_frames[0])); + + vpx_free_frame_buffer(&cpi->svc.scaled_temp); + memset(&cpi->svc.scaled_temp, 0, sizeof(cpi->svc.scaled_temp)); + + vpx_free_frame_buffer(&cpi->svc.empty_frame.img); + memset(&cpi->svc.empty_frame, 0, sizeof(cpi->svc.empty_frame)); + + vp9_free_svc_cyclic_refresh(cpi); +} + +static void save_coding_context(VP9_COMP *cpi) { + CODING_CONTEXT *const cc = &cpi->coding_context; + VP9_COMMON *cm = &cpi->common; + + // Stores a snapshot of key state variables which can subsequently be + // restored with a call to vp9_restore_coding_context. These functions are + // intended for use in a re-code loop in vp9_compress_frame where the + // quantizer value is adjusted between loop iterations. + vp9_copy(cc->nmvjointcost, cpi->td.mb.nmvjointcost); + + memcpy(cc->nmvcosts[0], cpi->nmvcosts[0], + MV_VALS * sizeof(*cpi->nmvcosts[0])); + memcpy(cc->nmvcosts[1], cpi->nmvcosts[1], + MV_VALS * sizeof(*cpi->nmvcosts[1])); + memcpy(cc->nmvcosts_hp[0], cpi->nmvcosts_hp[0], + MV_VALS * sizeof(*cpi->nmvcosts_hp[0])); + memcpy(cc->nmvcosts_hp[1], cpi->nmvcosts_hp[1], + MV_VALS * sizeof(*cpi->nmvcosts_hp[1])); + + vp9_copy(cc->segment_pred_probs, cm->seg.pred_probs); + + memcpy(cpi->coding_context.last_frame_seg_map_copy, cm->last_frame_seg_map, + (cm->mi_rows * cm->mi_cols)); + + vp9_copy(cc->last_ref_lf_deltas, cm->lf.last_ref_deltas); + vp9_copy(cc->last_mode_lf_deltas, cm->lf.last_mode_deltas); + + cc->fc = *cm->fc; +} + +static void restore_coding_context(VP9_COMP *cpi) { + CODING_CONTEXT *const cc = &cpi->coding_context; + VP9_COMMON *cm = &cpi->common; + + // Restore key state variables to the snapshot state stored in the + // previous call to vp9_save_coding_context. + vp9_copy(cpi->td.mb.nmvjointcost, cc->nmvjointcost); + + memcpy(cpi->nmvcosts[0], cc->nmvcosts[0], MV_VALS * sizeof(*cc->nmvcosts[0])); + memcpy(cpi->nmvcosts[1], cc->nmvcosts[1], MV_VALS * sizeof(*cc->nmvcosts[1])); + memcpy(cpi->nmvcosts_hp[0], cc->nmvcosts_hp[0], + MV_VALS * sizeof(*cc->nmvcosts_hp[0])); + memcpy(cpi->nmvcosts_hp[1], cc->nmvcosts_hp[1], + MV_VALS * sizeof(*cc->nmvcosts_hp[1])); + + vp9_copy(cm->seg.pred_probs, cc->segment_pred_probs); + + memcpy(cm->last_frame_seg_map, cpi->coding_context.last_frame_seg_map_copy, + (cm->mi_rows * cm->mi_cols)); + + vp9_copy(cm->lf.last_ref_deltas, cc->last_ref_lf_deltas); + vp9_copy(cm->lf.last_mode_deltas, cc->last_mode_lf_deltas); + + *cm->fc = cc->fc; +} + +#if !CONFIG_REALTIME_ONLY +static void configure_static_seg_features(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + const RATE_CONTROL *const rc = &cpi->rc; + struct segmentation *const seg = &cm->seg; + + int high_q = (int)(rc->avg_q > 48.0); + int qi_delta; + + // Disable and clear down for KF + if (cm->frame_type == KEY_FRAME) { + // Clear down the global segmentation map + memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); + seg->update_map = 0; + seg->update_data = 0; + cpi->static_mb_pct = 0; + + // Disable segmentation + vp9_disable_segmentation(seg); + + // Clear down the segment features. + vp9_clearall_segfeatures(seg); + } else if (cpi->refresh_alt_ref_frame) { + // If this is an alt ref frame + // Clear down the global segmentation map + memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); + seg->update_map = 0; + seg->update_data = 0; + cpi->static_mb_pct = 0; + + // Disable segmentation and individual segment features by default + vp9_disable_segmentation(seg); + vp9_clearall_segfeatures(seg); + + // Scan frames from current to arf frame. + // This function re-enables segmentation if appropriate. + vp9_update_mbgraph_stats(cpi); + + // If segmentation was enabled set those features needed for the + // arf itself. + if (seg->enabled) { + seg->update_map = 1; + seg->update_data = 1; + + qi_delta = + vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 0.875, cm->bit_depth); + vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta - 2); + vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2); + + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q); + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF); + + // Where relevant assume segment data is delta data + seg->abs_delta = SEGMENT_DELTADATA; + } + } else if (seg->enabled) { + // All other frames if segmentation has been enabled + + // First normal frame in a valid gf or alt ref group + if (rc->frames_since_golden == 0) { + // Set up segment features for normal frames in an arf group + if (rc->source_alt_ref_active) { + seg->update_map = 0; + seg->update_data = 1; + seg->abs_delta = SEGMENT_DELTADATA; + + qi_delta = + vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 1.125, cm->bit_depth); + vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta + 2); + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q); + + vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2); + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF); + + // Segment coding disabled for compred testing + if (high_q || (cpi->static_mb_pct == 100)) { + vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME); + vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME); + vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP); + } + } else { + // Disable segmentation and clear down features if alt ref + // is not active for this group + + vp9_disable_segmentation(seg); + + memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); + + seg->update_map = 0; + seg->update_data = 0; + + vp9_clearall_segfeatures(seg); + } + } else if (rc->is_src_frame_alt_ref) { + // Special case where we are coding over the top of a previous + // alt ref frame. + // Segment coding disabled for compred testing + + // Enable ref frame features for segment 0 as well + vp9_enable_segfeature(seg, 0, SEG_LVL_REF_FRAME); + vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME); + + // All mbs should use ALTREF_FRAME + vp9_clear_segdata(seg, 0, SEG_LVL_REF_FRAME); + vp9_set_segdata(seg, 0, SEG_LVL_REF_FRAME, ALTREF_FRAME); + vp9_clear_segdata(seg, 1, SEG_LVL_REF_FRAME); + vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME); + + // Skip all MBs if high Q (0,0 mv and skip coeffs) + if (high_q) { + vp9_enable_segfeature(seg, 0, SEG_LVL_SKIP); + vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP); + } + // Enable data update + seg->update_data = 1; + } else { + // All other frames. + + // No updates.. leave things as they are. + seg->update_map = 0; + seg->update_data = 0; + } + } +} +#endif // !CONFIG_REALTIME_ONLY + +static void update_reference_segmentation_map(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + MODE_INFO **mi_8x8_ptr = cm->mi_grid_visible; + uint8_t *cache_ptr = cm->last_frame_seg_map; + int row, col; + + for (row = 0; row < cm->mi_rows; row++) { + MODE_INFO **mi_8x8 = mi_8x8_ptr; + uint8_t *cache = cache_ptr; + for (col = 0; col < cm->mi_cols; col++, mi_8x8++, cache++) + cache[0] = mi_8x8[0]->segment_id; + mi_8x8_ptr += cm->mi_stride; + cache_ptr += cm->mi_cols; + } +} + +static void alloc_raw_frame_buffers(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + const VP9EncoderConfig *oxcf = &cpi->oxcf; + + if (!cpi->lookahead) + cpi->lookahead = vp9_lookahead_init(oxcf->width, oxcf->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + oxcf->lag_in_frames); + if (!cpi->lookahead) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate lag buffers"); + + // TODO(agrange) Check if ARF is enabled and skip allocation if not. + if (vpx_realloc_frame_buffer(&cpi->alt_ref_buffer, oxcf->width, oxcf->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate altref buffer"); +} + +static void alloc_util_frame_buffers(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + if (vpx_realloc_frame_buffer(&cpi->last_frame_uf, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate last frame buffer"); + + if (vpx_realloc_frame_buffer(&cpi->scaled_source, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate scaled source buffer"); + + // For 1 pass cbr: allocate scaled_frame that may be used as an intermediate + // buffer for a 2 stage down-sampling: two stages of 1:2 down-sampling for a + // target of 1/4x1/4. number_spatial_layers must be greater than 2. + if (is_one_pass_svc(cpi) && !cpi->svc.scaled_temp_is_alloc && + cpi->svc.number_spatial_layers > 2) { + cpi->svc.scaled_temp_is_alloc = 1; + if (vpx_realloc_frame_buffer( + &cpi->svc.scaled_temp, cm->width >> 1, cm->height >> 1, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, NULL, NULL, NULL)) + vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR, + "Failed to allocate scaled_frame for svc "); + } + + if (vpx_realloc_frame_buffer(&cpi->scaled_last_source, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate scaled last source buffer"); +#ifdef ENABLE_KF_DENOISE + if (vpx_realloc_frame_buffer(&cpi->raw_unscaled_source, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate unscaled raw source frame buffer"); + + if (vpx_realloc_frame_buffer(&cpi->raw_scaled_source, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate scaled raw source frame buffer"); +#endif +} + +static void alloc_context_buffers_ext(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + int mi_size = cm->mi_cols * cm->mi_rows; + + CHECK_MEM_ERROR(&cm->error, cpi->mbmi_ext_base, + vpx_calloc(mi_size, sizeof(*cpi->mbmi_ext_base))); +} + +static void alloc_compressor_data(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + int sb_rows; + + if (vp9_alloc_context_buffers(cm, cm->width, cm->height)) { + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate context buffers"); + } + + alloc_context_buffers_ext(cpi); + + vpx_free(cpi->tile_tok[0][0]); + + { + unsigned int tokens = get_token_alloc(cm->mb_rows, cm->mb_cols); + CHECK_MEM_ERROR(&cm->error, cpi->tile_tok[0][0], + vpx_calloc(tokens, sizeof(*cpi->tile_tok[0][0]))); + } + + sb_rows = mi_cols_aligned_to_sb(cm->mi_rows) >> MI_BLOCK_SIZE_LOG2; + vpx_free(cpi->tplist[0][0]); + CHECK_MEM_ERROR( + &cm->error, cpi->tplist[0][0], + vpx_calloc(sb_rows * 4 * (1 << 6), sizeof(*cpi->tplist[0][0]))); + + vp9_setup_pc_tree(&cpi->common, &cpi->td); +} + +void vp9_new_framerate(VP9_COMP *cpi, double framerate) { + cpi->framerate = framerate < 0.1 ? 30 : framerate; + vp9_rc_update_framerate(cpi); +} + +static void set_tile_limits(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + + int min_log2_tile_cols, max_log2_tile_cols; + vp9_get_tile_n_bits(cm->mi_cols, &min_log2_tile_cols, &max_log2_tile_cols); + + cm->log2_tile_cols = + clamp(cpi->oxcf.tile_columns, min_log2_tile_cols, max_log2_tile_cols); + cm->log2_tile_rows = cpi->oxcf.tile_rows; + + if (cpi->oxcf.target_level == LEVEL_AUTO) { + const int level_tile_cols = + log_tile_cols_from_picsize_level(cpi->common.width, cpi->common.height); + if (cm->log2_tile_cols > level_tile_cols) { + cm->log2_tile_cols = VPXMAX(level_tile_cols, min_log2_tile_cols); + } + } +} + +static void update_frame_size(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + MACROBLOCKD *const xd = &cpi->td.mb.e_mbd; + + vp9_set_mb_mi(cm, cm->width, cm->height); + vp9_init_context_buffers(cm); + vp9_init_macroblockd(cm, xd, NULL); + cpi->td.mb.mbmi_ext_base = cpi->mbmi_ext_base; + memset(cpi->mbmi_ext_base, 0, + cm->mi_rows * cm->mi_cols * sizeof(*cpi->mbmi_ext_base)); + + set_tile_limits(cpi); +} + +static void init_buffer_indices(VP9_COMP *cpi) { + int ref_frame; + + for (ref_frame = 0; ref_frame < REF_FRAMES; ++ref_frame) + cpi->ref_fb_idx[ref_frame] = ref_frame; + + cpi->lst_fb_idx = cpi->ref_fb_idx[LAST_FRAME - 1]; + cpi->gld_fb_idx = cpi->ref_fb_idx[GOLDEN_FRAME - 1]; + cpi->alt_fb_idx = cpi->ref_fb_idx[ALTREF_FRAME - 1]; +} + +static void init_level_constraint(LevelConstraint *lc) { + lc->level_index = -1; + lc->max_cpb_size = INT_MAX; + lc->max_frame_size = INT_MAX; + lc->fail_flag = 0; +} + +static void set_level_constraint(LevelConstraint *ls, int8_t level_index) { + vpx_clear_system_state(); + ls->level_index = level_index; + if (level_index >= 0) { + ls->max_cpb_size = vp9_level_defs[level_index].max_cpb_size * (double)1000; + } +} + +static void init_config(struct VP9_COMP *cpi, const VP9EncoderConfig *oxcf) { + VP9_COMMON *const cm = &cpi->common; + + cpi->oxcf = *oxcf; + cpi->framerate = oxcf->init_framerate; + cm->profile = oxcf->profile; + cm->bit_depth = oxcf->bit_depth; +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth = oxcf->use_highbitdepth; +#endif + cm->color_space = oxcf->color_space; + cm->color_range = oxcf->color_range; + + cpi->target_level = oxcf->target_level; + cpi->keep_level_stats = oxcf->target_level != LEVEL_MAX; + set_level_constraint(&cpi->level_constraint, + get_level_index(cpi->target_level)); + + cm->width = oxcf->width; + cm->height = oxcf->height; + alloc_compressor_data(cpi); + + cpi->svc.temporal_layering_mode = oxcf->temporal_layering_mode; + + // Single thread case: use counts in common. + cpi->td.counts = &cm->counts; + + // Spatial scalability. + cpi->svc.number_spatial_layers = oxcf->ss_number_layers; + // Temporal scalability. + cpi->svc.number_temporal_layers = oxcf->ts_number_layers; + + if ((cpi->svc.number_temporal_layers > 1) || + ((cpi->svc.number_temporal_layers > 1 || + cpi->svc.number_spatial_layers > 1) && + cpi->oxcf.pass != 1)) { + vp9_init_layer_context(cpi); + } + + // change includes all joint functionality + vp9_change_config(cpi, oxcf); + + cpi->static_mb_pct = 0; + cpi->ref_frame_flags = 0; + + init_buffer_indices(cpi); + + vp9_noise_estimate_init(&cpi->noise_estimate, cm->width, cm->height); + cpi->fixed_qp_onepass = 0; +} + +void vp9_check_reset_rc_flag(VP9_COMP *cpi) { + RATE_CONTROL *rc = &cpi->rc; + + if (cpi->common.current_video_frame > + (unsigned int)cpi->svc.number_spatial_layers) { + if (cpi->use_svc) { + vp9_svc_check_reset_layer_rc_flag(cpi); + } else { + if (rc->avg_frame_bandwidth > (3 * rc->last_avg_frame_bandwidth >> 1) || + rc->avg_frame_bandwidth < (rc->last_avg_frame_bandwidth >> 1)) { + rc->rc_1_frame = 0; + rc->rc_2_frame = 0; + rc->bits_off_target = rc->optimal_buffer_level; + rc->buffer_level = rc->optimal_buffer_level; + } + } + } +} + +void vp9_set_rc_buffer_sizes(VP9_COMP *cpi) { + RATE_CONTROL *rc = &cpi->rc; + const VP9EncoderConfig *oxcf = &cpi->oxcf; + + const int64_t bandwidth = oxcf->target_bandwidth; + const int64_t starting = oxcf->starting_buffer_level_ms; + const int64_t optimal = oxcf->optimal_buffer_level_ms; + const int64_t maximum = oxcf->maximum_buffer_size_ms; + + rc->starting_buffer_level = starting * bandwidth / 1000; + rc->optimal_buffer_level = + (optimal == 0) ? bandwidth / 8 : optimal * bandwidth / 1000; + rc->maximum_buffer_size = + (maximum == 0) ? bandwidth / 8 : maximum * bandwidth / 1000; + + // Under a configuration change, where maximum_buffer_size may change, + // keep buffer level clipped to the maximum allowed buffer size. + rc->bits_off_target = VPXMIN(rc->bits_off_target, rc->maximum_buffer_size); + rc->buffer_level = VPXMIN(rc->buffer_level, rc->maximum_buffer_size); +} + +#if CONFIG_VP9_HIGHBITDEPTH +#define HIGHBD_BFP(BT, SDF, SDSF, SDAF, VF, SVF, SVAF, SDX4DF, SDSX4DF) \ + cpi->fn_ptr[BT].sdf = SDF; \ + cpi->fn_ptr[BT].sdsf = SDSF; \ + cpi->fn_ptr[BT].sdaf = SDAF; \ + cpi->fn_ptr[BT].vf = VF; \ + cpi->fn_ptr[BT].svf = SVF; \ + cpi->fn_ptr[BT].svaf = SVAF; \ + cpi->fn_ptr[BT].sdx4df = SDX4DF; \ + cpi->fn_ptr[BT].sdsx4df = SDSX4DF; + +#define MAKE_BFP_SAD_WRAPPER(fnname) \ + static unsigned int fnname##_bits8(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, int ref_stride) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride); \ + } \ + static unsigned int fnname##_bits10( \ + const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, \ + int ref_stride) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride) >> 2; \ + } \ + static unsigned int fnname##_bits12( \ + const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, \ + int ref_stride) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride) >> 4; \ + } + +#define MAKE_BFP_SADAVG_WRAPPER(fnname) \ + static unsigned int fnname##_bits8( \ + const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, \ + int ref_stride, const uint8_t *second_pred) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride, second_pred); \ + } \ + static unsigned int fnname##_bits10( \ + const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, \ + int ref_stride, const uint8_t *second_pred) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride, second_pred) >> \ + 2; \ + } \ + static unsigned int fnname##_bits12( \ + const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, \ + int ref_stride, const uint8_t *second_pred) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride, second_pred) >> \ + 4; \ + } + +#define MAKE_BFP_SAD4D_WRAPPER(fnname) \ + static void fnname##_bits8(const uint8_t *src_ptr, int source_stride, \ + const uint8_t *const ref_ptr[], int ref_stride, \ + unsigned int *sad_array) { \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + } \ + static void fnname##_bits10(const uint8_t *src_ptr, int source_stride, \ + const uint8_t *const ref_ptr[], int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 4; i++) sad_array[i] >>= 2; \ + } \ + static void fnname##_bits12(const uint8_t *src_ptr, int source_stride, \ + const uint8_t *const ref_ptr[], int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 4; i++) sad_array[i] >>= 4; \ + } + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad32x16) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_32x16) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad32x16_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad32x16x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_32x16x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad16x32) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_16x32) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad16x32_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad16x32x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_16x32x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad64x32) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_64x32) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad64x32_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad64x32x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_64x32x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad32x64) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_32x64) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad32x64_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad32x64x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_32x64x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad32x32) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_32x32) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad32x32_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad32x32x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_32x32x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad64x64) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_64x64) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad64x64_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad64x64x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_64x64x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad16x16) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_16x16) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad16x16_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad16x16x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_16x16x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad16x8) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_16x8) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad16x8_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad16x8x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_16x8x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad8x16) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_8x16) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad8x16_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad8x16x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_8x16x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad8x8) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_8x8) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad8x8_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad8x8x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_8x8x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad8x4) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_8x4) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad8x4_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad8x4x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_8x4x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad4x8) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_4x8) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad4x8_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad4x8x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_4x8x4d) + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad4x4) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad_skip_4x4) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad4x4_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad4x4x4d) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad_skip_4x4x4d) + +static void highbd_set_var_fns(VP9_COMP *const cpi) { + VP9_COMMON *const cm = &cpi->common; + if (cm->use_highbitdepth) { + switch (cm->bit_depth) { + case VPX_BITS_8: + HIGHBD_BFP( + BLOCK_32X16, vpx_highbd_sad32x16_bits8, + vpx_highbd_sad_skip_32x16_bits8, vpx_highbd_sad32x16_avg_bits8, + vpx_highbd_8_variance32x16, vpx_highbd_8_sub_pixel_variance32x16, + vpx_highbd_8_sub_pixel_avg_variance32x16, + vpx_highbd_sad32x16x4d_bits8, vpx_highbd_sad_skip_32x16x4d_bits8) + + HIGHBD_BFP( + BLOCK_16X32, vpx_highbd_sad16x32_bits8, + vpx_highbd_sad_skip_16x32_bits8, vpx_highbd_sad16x32_avg_bits8, + vpx_highbd_8_variance16x32, vpx_highbd_8_sub_pixel_variance16x32, + vpx_highbd_8_sub_pixel_avg_variance16x32, + vpx_highbd_sad16x32x4d_bits8, vpx_highbd_sad_skip_16x32x4d_bits8) + + HIGHBD_BFP( + BLOCK_64X32, vpx_highbd_sad64x32_bits8, + vpx_highbd_sad_skip_64x32_bits8, vpx_highbd_sad64x32_avg_bits8, + vpx_highbd_8_variance64x32, vpx_highbd_8_sub_pixel_variance64x32, + vpx_highbd_8_sub_pixel_avg_variance64x32, + vpx_highbd_sad64x32x4d_bits8, vpx_highbd_sad_skip_64x32x4d_bits8) + + HIGHBD_BFP( + BLOCK_32X64, vpx_highbd_sad32x64_bits8, + vpx_highbd_sad_skip_32x64_bits8, vpx_highbd_sad32x64_avg_bits8, + vpx_highbd_8_variance32x64, vpx_highbd_8_sub_pixel_variance32x64, + vpx_highbd_8_sub_pixel_avg_variance32x64, + vpx_highbd_sad32x64x4d_bits8, vpx_highbd_sad_skip_32x64x4d_bits8) + + HIGHBD_BFP( + BLOCK_32X32, vpx_highbd_sad32x32_bits8, + vpx_highbd_sad_skip_32x32_bits8, vpx_highbd_sad32x32_avg_bits8, + vpx_highbd_8_variance32x32, vpx_highbd_8_sub_pixel_variance32x32, + vpx_highbd_8_sub_pixel_avg_variance32x32, + vpx_highbd_sad32x32x4d_bits8, vpx_highbd_sad_skip_32x32x4d_bits8) + + HIGHBD_BFP( + BLOCK_64X64, vpx_highbd_sad64x64_bits8, + vpx_highbd_sad_skip_64x64_bits8, vpx_highbd_sad64x64_avg_bits8, + vpx_highbd_8_variance64x64, vpx_highbd_8_sub_pixel_variance64x64, + vpx_highbd_8_sub_pixel_avg_variance64x64, + vpx_highbd_sad64x64x4d_bits8, vpx_highbd_sad_skip_64x64x4d_bits8) + + HIGHBD_BFP( + BLOCK_16X16, vpx_highbd_sad16x16_bits8, + vpx_highbd_sad_skip_16x16_bits8, vpx_highbd_sad16x16_avg_bits8, + vpx_highbd_8_variance16x16, vpx_highbd_8_sub_pixel_variance16x16, + vpx_highbd_8_sub_pixel_avg_variance16x16, + vpx_highbd_sad16x16x4d_bits8, vpx_highbd_sad_skip_16x16x4d_bits8) + + HIGHBD_BFP( + BLOCK_16X8, vpx_highbd_sad16x8_bits8, + vpx_highbd_sad_skip_16x8_bits8, vpx_highbd_sad16x8_avg_bits8, + vpx_highbd_8_variance16x8, vpx_highbd_8_sub_pixel_variance16x8, + vpx_highbd_8_sub_pixel_avg_variance16x8, + vpx_highbd_sad16x8x4d_bits8, vpx_highbd_sad_skip_16x8x4d_bits8) + + HIGHBD_BFP( + BLOCK_8X16, vpx_highbd_sad8x16_bits8, + vpx_highbd_sad_skip_8x16_bits8, vpx_highbd_sad8x16_avg_bits8, + vpx_highbd_8_variance8x16, vpx_highbd_8_sub_pixel_variance8x16, + vpx_highbd_8_sub_pixel_avg_variance8x16, + vpx_highbd_sad8x16x4d_bits8, vpx_highbd_sad_skip_8x16x4d_bits8) + + HIGHBD_BFP(BLOCK_8X8, vpx_highbd_sad8x8_bits8, + vpx_highbd_sad_skip_8x8_bits8, vpx_highbd_sad8x8_avg_bits8, + vpx_highbd_8_variance8x8, vpx_highbd_8_sub_pixel_variance8x8, + vpx_highbd_8_sub_pixel_avg_variance8x8, + vpx_highbd_sad8x8x4d_bits8, vpx_highbd_sad_skip_8x8x4d_bits8) + + HIGHBD_BFP(BLOCK_8X4, vpx_highbd_sad8x4_bits8, + vpx_highbd_sad_skip_8x4_bits8, vpx_highbd_sad8x4_avg_bits8, + vpx_highbd_8_variance8x4, vpx_highbd_8_sub_pixel_variance8x4, + vpx_highbd_8_sub_pixel_avg_variance8x4, + vpx_highbd_sad8x4x4d_bits8, vpx_highbd_sad_skip_8x4x4d_bits8) + + HIGHBD_BFP(BLOCK_4X8, vpx_highbd_sad4x8_bits8, + vpx_highbd_sad_skip_4x8_bits8, vpx_highbd_sad4x8_avg_bits8, + vpx_highbd_8_variance4x8, vpx_highbd_8_sub_pixel_variance4x8, + vpx_highbd_8_sub_pixel_avg_variance4x8, + vpx_highbd_sad4x8x4d_bits8, vpx_highbd_sad_skip_4x8x4d_bits8) + + HIGHBD_BFP(BLOCK_4X4, vpx_highbd_sad4x4_bits8, + vpx_highbd_sad_skip_4x4_bits8, vpx_highbd_sad4x4_avg_bits8, + vpx_highbd_8_variance4x4, vpx_highbd_8_sub_pixel_variance4x4, + vpx_highbd_8_sub_pixel_avg_variance4x4, + vpx_highbd_sad4x4x4d_bits8, vpx_highbd_sad_skip_4x4x4d_bits8) + break; + + case VPX_BITS_10: + HIGHBD_BFP( + BLOCK_32X16, vpx_highbd_sad32x16_bits10, + vpx_highbd_sad_skip_32x16_bits10, vpx_highbd_sad32x16_avg_bits10, + vpx_highbd_10_variance32x16, vpx_highbd_10_sub_pixel_variance32x16, + vpx_highbd_10_sub_pixel_avg_variance32x16, + vpx_highbd_sad32x16x4d_bits10, vpx_highbd_sad_skip_32x16x4d_bits10) + + HIGHBD_BFP( + BLOCK_16X32, vpx_highbd_sad16x32_bits10, + vpx_highbd_sad_skip_16x32_bits10, vpx_highbd_sad16x32_avg_bits10, + vpx_highbd_10_variance16x32, vpx_highbd_10_sub_pixel_variance16x32, + vpx_highbd_10_sub_pixel_avg_variance16x32, + vpx_highbd_sad16x32x4d_bits10, vpx_highbd_sad_skip_16x32x4d_bits10) + + HIGHBD_BFP( + BLOCK_64X32, vpx_highbd_sad64x32_bits10, + vpx_highbd_sad_skip_64x32_bits10, vpx_highbd_sad64x32_avg_bits10, + vpx_highbd_10_variance64x32, vpx_highbd_10_sub_pixel_variance64x32, + vpx_highbd_10_sub_pixel_avg_variance64x32, + vpx_highbd_sad64x32x4d_bits10, vpx_highbd_sad_skip_64x32x4d_bits10) + + HIGHBD_BFP( + BLOCK_32X64, vpx_highbd_sad32x64_bits10, + vpx_highbd_sad_skip_32x64_bits10, vpx_highbd_sad32x64_avg_bits10, + vpx_highbd_10_variance32x64, vpx_highbd_10_sub_pixel_variance32x64, + vpx_highbd_10_sub_pixel_avg_variance32x64, + vpx_highbd_sad32x64x4d_bits10, vpx_highbd_sad_skip_32x64x4d_bits10) + + HIGHBD_BFP( + BLOCK_32X32, vpx_highbd_sad32x32_bits10, + vpx_highbd_sad_skip_32x32_bits10, vpx_highbd_sad32x32_avg_bits10, + vpx_highbd_10_variance32x32, vpx_highbd_10_sub_pixel_variance32x32, + vpx_highbd_10_sub_pixel_avg_variance32x32, + vpx_highbd_sad32x32x4d_bits10, vpx_highbd_sad_skip_32x32x4d_bits10) + + HIGHBD_BFP( + BLOCK_64X64, vpx_highbd_sad64x64_bits10, + vpx_highbd_sad_skip_64x64_bits10, vpx_highbd_sad64x64_avg_bits10, + vpx_highbd_10_variance64x64, vpx_highbd_10_sub_pixel_variance64x64, + vpx_highbd_10_sub_pixel_avg_variance64x64, + vpx_highbd_sad64x64x4d_bits10, vpx_highbd_sad_skip_64x64x4d_bits10) + + HIGHBD_BFP( + BLOCK_16X16, vpx_highbd_sad16x16_bits10, + vpx_highbd_sad_skip_16x16_bits10, vpx_highbd_sad16x16_avg_bits10, + vpx_highbd_10_variance16x16, vpx_highbd_10_sub_pixel_variance16x16, + vpx_highbd_10_sub_pixel_avg_variance16x16, + vpx_highbd_sad16x16x4d_bits10, vpx_highbd_sad_skip_16x16x4d_bits10) + + HIGHBD_BFP( + BLOCK_16X8, vpx_highbd_sad16x8_bits10, + vpx_highbd_sad_skip_16x8_bits10, vpx_highbd_sad16x8_avg_bits10, + vpx_highbd_10_variance16x8, vpx_highbd_10_sub_pixel_variance16x8, + vpx_highbd_10_sub_pixel_avg_variance16x8, + vpx_highbd_sad16x8x4d_bits10, vpx_highbd_sad_skip_16x8x4d_bits10) + + HIGHBD_BFP( + BLOCK_8X16, vpx_highbd_sad8x16_bits10, + vpx_highbd_sad_skip_8x16_bits10, vpx_highbd_sad8x16_avg_bits10, + vpx_highbd_10_variance8x16, vpx_highbd_10_sub_pixel_variance8x16, + vpx_highbd_10_sub_pixel_avg_variance8x16, + vpx_highbd_sad8x16x4d_bits10, vpx_highbd_sad_skip_8x16x4d_bits10) + + HIGHBD_BFP( + BLOCK_8X8, vpx_highbd_sad8x8_bits10, vpx_highbd_sad_skip_8x8_bits10, + vpx_highbd_sad8x8_avg_bits10, vpx_highbd_10_variance8x8, + vpx_highbd_10_sub_pixel_variance8x8, + vpx_highbd_10_sub_pixel_avg_variance8x8, + vpx_highbd_sad8x8x4d_bits10, vpx_highbd_sad_skip_8x8x4d_bits10) + + HIGHBD_BFP( + BLOCK_8X4, vpx_highbd_sad8x4_bits10, vpx_highbd_sad_skip_8x4_bits10, + vpx_highbd_sad8x4_avg_bits10, vpx_highbd_10_variance8x4, + vpx_highbd_10_sub_pixel_variance8x4, + vpx_highbd_10_sub_pixel_avg_variance8x4, + vpx_highbd_sad8x4x4d_bits10, vpx_highbd_sad_skip_8x4x4d_bits10) + + HIGHBD_BFP( + BLOCK_4X8, vpx_highbd_sad4x8_bits10, vpx_highbd_sad_skip_4x8_bits10, + vpx_highbd_sad4x8_avg_bits10, vpx_highbd_10_variance4x8, + vpx_highbd_10_sub_pixel_variance4x8, + vpx_highbd_10_sub_pixel_avg_variance4x8, + vpx_highbd_sad4x8x4d_bits10, vpx_highbd_sad_skip_4x8x4d_bits10) + + HIGHBD_BFP( + BLOCK_4X4, vpx_highbd_sad4x4_bits10, vpx_highbd_sad_skip_4x4_bits10, + vpx_highbd_sad4x4_avg_bits10, vpx_highbd_10_variance4x4, + vpx_highbd_10_sub_pixel_variance4x4, + vpx_highbd_10_sub_pixel_avg_variance4x4, + vpx_highbd_sad4x4x4d_bits10, vpx_highbd_sad_skip_4x4x4d_bits10) + break; + + default: + assert(cm->bit_depth == VPX_BITS_12); + HIGHBD_BFP( + BLOCK_32X16, vpx_highbd_sad32x16_bits12, + vpx_highbd_sad_skip_32x16_bits12, vpx_highbd_sad32x16_avg_bits12, + vpx_highbd_12_variance32x16, vpx_highbd_12_sub_pixel_variance32x16, + vpx_highbd_12_sub_pixel_avg_variance32x16, + vpx_highbd_sad32x16x4d_bits12, vpx_highbd_sad_skip_32x16x4d_bits12) + + HIGHBD_BFP( + BLOCK_16X32, vpx_highbd_sad16x32_bits12, + vpx_highbd_sad_skip_16x32_bits12, vpx_highbd_sad16x32_avg_bits12, + vpx_highbd_12_variance16x32, vpx_highbd_12_sub_pixel_variance16x32, + vpx_highbd_12_sub_pixel_avg_variance16x32, + vpx_highbd_sad16x32x4d_bits12, vpx_highbd_sad_skip_16x32x4d_bits12) + + HIGHBD_BFP( + BLOCK_64X32, vpx_highbd_sad64x32_bits12, + vpx_highbd_sad_skip_64x32_bits12, vpx_highbd_sad64x32_avg_bits12, + vpx_highbd_12_variance64x32, vpx_highbd_12_sub_pixel_variance64x32, + vpx_highbd_12_sub_pixel_avg_variance64x32, + vpx_highbd_sad64x32x4d_bits12, vpx_highbd_sad_skip_64x32x4d_bits12) + + HIGHBD_BFP( + BLOCK_32X64, vpx_highbd_sad32x64_bits12, + vpx_highbd_sad_skip_32x64_bits12, vpx_highbd_sad32x64_avg_bits12, + vpx_highbd_12_variance32x64, vpx_highbd_12_sub_pixel_variance32x64, + vpx_highbd_12_sub_pixel_avg_variance32x64, + vpx_highbd_sad32x64x4d_bits12, vpx_highbd_sad_skip_32x64x4d_bits12) + + HIGHBD_BFP( + BLOCK_32X32, vpx_highbd_sad32x32_bits12, + vpx_highbd_sad_skip_32x32_bits12, vpx_highbd_sad32x32_avg_bits12, + vpx_highbd_12_variance32x32, vpx_highbd_12_sub_pixel_variance32x32, + vpx_highbd_12_sub_pixel_avg_variance32x32, + vpx_highbd_sad32x32x4d_bits12, vpx_highbd_sad_skip_32x32x4d_bits12) + + HIGHBD_BFP( + BLOCK_64X64, vpx_highbd_sad64x64_bits12, + vpx_highbd_sad_skip_64x64_bits12, vpx_highbd_sad64x64_avg_bits12, + vpx_highbd_12_variance64x64, vpx_highbd_12_sub_pixel_variance64x64, + vpx_highbd_12_sub_pixel_avg_variance64x64, + vpx_highbd_sad64x64x4d_bits12, vpx_highbd_sad_skip_64x64x4d_bits12) + + HIGHBD_BFP( + BLOCK_16X16, vpx_highbd_sad16x16_bits12, + vpx_highbd_sad_skip_16x16_bits12, vpx_highbd_sad16x16_avg_bits12, + vpx_highbd_12_variance16x16, vpx_highbd_12_sub_pixel_variance16x16, + vpx_highbd_12_sub_pixel_avg_variance16x16, + vpx_highbd_sad16x16x4d_bits12, vpx_highbd_sad_skip_16x16x4d_bits12) + + HIGHBD_BFP( + BLOCK_16X8, vpx_highbd_sad16x8_bits12, + vpx_highbd_sad_skip_16x8_bits12, vpx_highbd_sad16x8_avg_bits12, + vpx_highbd_12_variance16x8, vpx_highbd_12_sub_pixel_variance16x8, + vpx_highbd_12_sub_pixel_avg_variance16x8, + vpx_highbd_sad16x8x4d_bits12, vpx_highbd_sad_skip_16x8x4d_bits12) + + HIGHBD_BFP( + BLOCK_8X16, vpx_highbd_sad8x16_bits12, + vpx_highbd_sad_skip_8x16_bits12, vpx_highbd_sad8x16_avg_bits12, + vpx_highbd_12_variance8x16, vpx_highbd_12_sub_pixel_variance8x16, + vpx_highbd_12_sub_pixel_avg_variance8x16, + vpx_highbd_sad8x16x4d_bits12, vpx_highbd_sad_skip_8x16x4d_bits12) + + HIGHBD_BFP( + BLOCK_8X8, vpx_highbd_sad8x8_bits12, vpx_highbd_sad_skip_8x8_bits12, + vpx_highbd_sad8x8_avg_bits12, vpx_highbd_12_variance8x8, + vpx_highbd_12_sub_pixel_variance8x8, + vpx_highbd_12_sub_pixel_avg_variance8x8, + vpx_highbd_sad8x8x4d_bits12, vpx_highbd_sad_skip_8x8x4d_bits12) + + HIGHBD_BFP( + BLOCK_8X4, vpx_highbd_sad8x4_bits12, vpx_highbd_sad_skip_8x4_bits12, + vpx_highbd_sad8x4_avg_bits12, vpx_highbd_12_variance8x4, + vpx_highbd_12_sub_pixel_variance8x4, + vpx_highbd_12_sub_pixel_avg_variance8x4, + vpx_highbd_sad8x4x4d_bits12, vpx_highbd_sad_skip_8x4x4d_bits12) + + HIGHBD_BFP( + BLOCK_4X8, vpx_highbd_sad4x8_bits12, vpx_highbd_sad_skip_4x8_bits12, + vpx_highbd_sad4x8_avg_bits12, vpx_highbd_12_variance4x8, + vpx_highbd_12_sub_pixel_variance4x8, + vpx_highbd_12_sub_pixel_avg_variance4x8, + vpx_highbd_sad4x8x4d_bits12, vpx_highbd_sad_skip_4x8x4d_bits12) + + HIGHBD_BFP( + BLOCK_4X4, vpx_highbd_sad4x4_bits12, vpx_highbd_sad_skip_4x4_bits12, + vpx_highbd_sad4x4_avg_bits12, vpx_highbd_12_variance4x4, + vpx_highbd_12_sub_pixel_variance4x4, + vpx_highbd_12_sub_pixel_avg_variance4x4, + vpx_highbd_sad4x4x4d_bits12, vpx_highbd_sad_skip_4x4x4d_bits12) + break; + } + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static void realloc_segmentation_maps(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + + // Create the encoder segmentation map and set all entries to 0 + vpx_free(cpi->segmentation_map); + CHECK_MEM_ERROR(&cm->error, cpi->segmentation_map, + vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); + + // Create a map used for cyclic background refresh. + if (cpi->cyclic_refresh) vp9_cyclic_refresh_free(cpi->cyclic_refresh); + CHECK_MEM_ERROR(&cm->error, cpi->cyclic_refresh, + vp9_cyclic_refresh_alloc(cm->mi_rows, cm->mi_cols)); + + // Create a map used to mark inactive areas. + vpx_free(cpi->active_map.map); + CHECK_MEM_ERROR(&cm->error, cpi->active_map.map, + vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); + + // And a place holder structure is the coding context + // for use if we want to save and restore it + vpx_free(cpi->coding_context.last_frame_seg_map_copy); + CHECK_MEM_ERROR(&cm->error, cpi->coding_context.last_frame_seg_map_copy, + vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); +} + +static void alloc_copy_partition_data(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + if (cpi->prev_partition == NULL) { + CHECK_MEM_ERROR(&cm->error, cpi->prev_partition, + (BLOCK_SIZE *)vpx_calloc(cm->mi_stride * cm->mi_rows, + sizeof(*cpi->prev_partition))); + } + if (cpi->prev_segment_id == NULL) { + CHECK_MEM_ERROR( + &cm->error, cpi->prev_segment_id, + (int8_t *)vpx_calloc((cm->mi_stride >> 3) * ((cm->mi_rows >> 3) + 1), + sizeof(*cpi->prev_segment_id))); + } + if (cpi->prev_variance_low == NULL) { + CHECK_MEM_ERROR(&cm->error, cpi->prev_variance_low, + (uint8_t *)vpx_calloc( + (cm->mi_stride >> 3) * ((cm->mi_rows >> 3) + 1) * 25, + sizeof(*cpi->prev_variance_low))); + } + if (cpi->copied_frame_cnt == NULL) { + CHECK_MEM_ERROR( + &cm->error, cpi->copied_frame_cnt, + (uint8_t *)vpx_calloc((cm->mi_stride >> 3) * ((cm->mi_rows >> 3) + 1), + sizeof(*cpi->copied_frame_cnt))); + } +} + +void vp9_change_config(struct VP9_COMP *cpi, const VP9EncoderConfig *oxcf) { + VP9_COMMON *const cm = &cpi->common; + RATE_CONTROL *const rc = &cpi->rc; + int last_w = cpi->oxcf.width; + int last_h = cpi->oxcf.height; + + vp9_init_quantizer(cpi); + if (cm->profile != oxcf->profile) cm->profile = oxcf->profile; + cm->bit_depth = oxcf->bit_depth; + cm->color_space = oxcf->color_space; + cm->color_range = oxcf->color_range; + + cpi->target_level = oxcf->target_level; + cpi->keep_level_stats = oxcf->target_level != LEVEL_MAX; + set_level_constraint(&cpi->level_constraint, + get_level_index(cpi->target_level)); + + if (cm->profile <= PROFILE_1) + assert(cm->bit_depth == VPX_BITS_8); + else + assert(cm->bit_depth > VPX_BITS_8); + + cpi->oxcf = *oxcf; +#if CONFIG_VP9_HIGHBITDEPTH + cpi->td.mb.e_mbd.bd = (int)cm->bit_depth; +#endif // CONFIG_VP9_HIGHBITDEPTH + + if ((oxcf->pass == 0) && (oxcf->rc_mode == VPX_Q)) { + rc->baseline_gf_interval = FIXED_GF_INTERVAL; + } else { + rc->baseline_gf_interval = (MIN_GF_INTERVAL + MAX_GF_INTERVAL) / 2; + } + + cpi->refresh_golden_frame = 0; + cpi->refresh_last_frame = 1; + cm->refresh_frame_context = 1; + cm->reset_frame_context = 0; + + vp9_reset_segment_features(&cm->seg); + vp9_set_high_precision_mv(cpi, 0); + + { + int i; + + for (i = 0; i < MAX_SEGMENTS; i++) + cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout; + } + cpi->encode_breakout = cpi->oxcf.encode_breakout; + + vp9_set_rc_buffer_sizes(cpi); + + // Set up frame rate and related parameters rate control values. + vp9_new_framerate(cpi, cpi->framerate); + + // Set absolute upper and lower quality limits + rc->worst_quality = cpi->oxcf.worst_allowed_q; + rc->best_quality = cpi->oxcf.best_allowed_q; + + cm->interp_filter = cpi->sf.default_interp_filter; + + if (cpi->oxcf.render_width > 0 && cpi->oxcf.render_height > 0) { + cm->render_width = cpi->oxcf.render_width; + cm->render_height = cpi->oxcf.render_height; + } else { + cm->render_width = cpi->oxcf.width; + cm->render_height = cpi->oxcf.height; + } + if (last_w != cpi->oxcf.width || last_h != cpi->oxcf.height) { + cm->width = cpi->oxcf.width; + cm->height = cpi->oxcf.height; + cpi->external_resize = 1; + } + + if (cpi->initial_width) { + int new_mi_size = 0; + vp9_set_mb_mi(cm, cm->width, cm->height); + new_mi_size = cm->mi_stride * calc_mi_size(cm->mi_rows); + if (cm->mi_alloc_size < new_mi_size) { + vp9_free_context_buffers(cm); + alloc_compressor_data(cpi); + realloc_segmentation_maps(cpi); + cpi->initial_width = cpi->initial_height = 0; + cpi->external_resize = 0; + } else if (cm->mi_alloc_size == new_mi_size && + (cpi->oxcf.width > last_w || cpi->oxcf.height > last_h)) { + if (vp9_alloc_loop_filter(cm)) { + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate loop filter data"); + } + } + } + + if (cm->current_video_frame == 0 || last_w != cpi->oxcf.width || + last_h != cpi->oxcf.height) + update_frame_size(cpi); + + if (last_w != cpi->oxcf.width || last_h != cpi->oxcf.height) { + memset(cpi->consec_zero_mv, 0, + cm->mi_rows * cm->mi_cols * sizeof(*cpi->consec_zero_mv)); + if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) + vp9_cyclic_refresh_reset_resize(cpi); + rc->rc_1_frame = 0; + rc->rc_2_frame = 0; + } + + if ((cpi->svc.number_temporal_layers > 1) || + ((cpi->svc.number_temporal_layers > 1 || + cpi->svc.number_spatial_layers > 1) && + cpi->oxcf.pass != 1)) { + vp9_update_layer_context_change_config(cpi, + (int)cpi->oxcf.target_bandwidth); + } + + vp9_check_reset_rc_flag(cpi); + + cpi->alt_ref_source = NULL; + rc->is_src_frame_alt_ref = 0; + +#if 0 + // Experimental RD Code + cpi->frame_distortion = 0; + cpi->last_frame_distortion = 0; +#endif + + set_tile_limits(cpi); + + cpi->ext_refresh_frame_flags_pending = 0; + cpi->ext_refresh_frame_context_pending = 0; + +#if CONFIG_VP9_HIGHBITDEPTH + highbd_set_var_fns(cpi); +#endif + + vp9_set_row_mt(cpi); +} + +/*********************************************************************** + * Read before modifying 'cal_nmvjointsadcost' or 'cal_nmvsadcosts' * + *********************************************************************** + * The following 2 functions ('cal_nmvjointsadcost' and * + * 'cal_nmvsadcosts') are used to calculate cost lookup tables * + * used by 'vp9_diamond_search_sad'. The C implementation of the * + * function is generic, but the AVX intrinsics optimised version * + * relies on the following properties of the computed tables: * + * For cal_nmvjointsadcost: * + * - mvjointsadcost[1] == mvjointsadcost[2] == mvjointsadcost[3] * + * For cal_nmvsadcosts: * + * - For all i: mvsadcost[0][i] == mvsadcost[1][i] * + * (Equal costs for both components) * + * - For all i: mvsadcost[0][i] == mvsadcost[0][-i] * + * (Cost function is even) * + * If these do not hold, then the AVX optimised version of the * + * 'vp9_diamond_search_sad' function cannot be used as it is, in which * + * case you can revert to using the C function instead. * + ***********************************************************************/ + +static void cal_nmvjointsadcost(int *mvjointsadcost) { + /********************************************************************* + * Warning: Read the comments above before modifying this function * + *********************************************************************/ + mvjointsadcost[0] = 600; + mvjointsadcost[1] = 300; + mvjointsadcost[2] = 300; + mvjointsadcost[3] = 300; +} + +static void cal_nmvsadcosts(int *mvsadcost[2]) { + /********************************************************************* + * Warning: Read the comments above before modifying this function * + *********************************************************************/ + int i = 1; + + mvsadcost[0][0] = 0; + mvsadcost[1][0] = 0; + + do { + double z = 256 * (2 * (log2f(8 * i) + .6)); + mvsadcost[0][i] = (int)z; + mvsadcost[1][i] = (int)z; + mvsadcost[0][-i] = (int)z; + mvsadcost[1][-i] = (int)z; + } while (++i <= MV_MAX); +} + +static void cal_nmvsadcosts_hp(int *mvsadcost[2]) { + int i = 1; + + mvsadcost[0][0] = 0; + mvsadcost[1][0] = 0; + + do { + double z = 256 * (2 * (log2f(8 * i) + .6)); + mvsadcost[0][i] = (int)z; + mvsadcost[1][i] = (int)z; + mvsadcost[0][-i] = (int)z; + mvsadcost[1][-i] = (int)z; + } while (++i <= MV_MAX); +} + +static void init_ref_frame_bufs(VP9_COMMON *cm) { + int i; + BufferPool *const pool = cm->buffer_pool; + cm->new_fb_idx = INVALID_IDX; + for (i = 0; i < REF_FRAMES; ++i) { + cm->ref_frame_map[i] = INVALID_IDX; + } + for (i = 0; i < FRAME_BUFFERS; ++i) { + pool->frame_bufs[i].ref_count = 0; + } +} + +static void update_initial_width(VP9_COMP *cpi, int use_highbitdepth, + int subsampling_x, int subsampling_y) { + VP9_COMMON *const cm = &cpi->common; +#if !CONFIG_VP9_HIGHBITDEPTH + (void)use_highbitdepth; + assert(use_highbitdepth == 0); +#endif + + if (!cpi->initial_width || +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth != use_highbitdepth || +#endif + cm->subsampling_x != subsampling_x || + cm->subsampling_y != subsampling_y) { + cm->subsampling_x = subsampling_x; + cm->subsampling_y = subsampling_y; +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth = use_highbitdepth; +#endif + alloc_util_frame_buffers(cpi); + cpi->initial_width = cm->width; + cpi->initial_height = cm->height; + cpi->initial_mbs = cm->MBs; + } +} + +// TODO(angiebird): Check whether we can move this function to vpx_image.c +static INLINE void vpx_img_chroma_subsampling(vpx_img_fmt_t fmt, + unsigned int *subsampling_x, + unsigned int *subsampling_y) { + switch (fmt) { + case VPX_IMG_FMT_I420: + case VPX_IMG_FMT_YV12: + case VPX_IMG_FMT_NV12: + case VPX_IMG_FMT_I422: + case VPX_IMG_FMT_I42016: + case VPX_IMG_FMT_I42216: *subsampling_x = 1; break; + default: *subsampling_x = 0; break; + } + + switch (fmt) { + case VPX_IMG_FMT_I420: + case VPX_IMG_FMT_I440: + case VPX_IMG_FMT_YV12: + case VPX_IMG_FMT_NV12: + case VPX_IMG_FMT_I42016: + case VPX_IMG_FMT_I44016: *subsampling_y = 1; break; + default: *subsampling_y = 0; break; + } +} + +// TODO(angiebird): Check whether we can move this function to vpx_image.c +static INLINE int vpx_img_use_highbitdepth(vpx_img_fmt_t fmt) { + return fmt & VPX_IMG_FMT_HIGHBITDEPTH; +} + +#if CONFIG_VP9_TEMPORAL_DENOISING +static void setup_denoiser_buffer(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + if (cpi->oxcf.noise_sensitivity > 0 && + !cpi->denoiser.frame_buffer_initialized) { + if (vp9_denoiser_alloc(cm, &cpi->svc, &cpi->denoiser, cpi->use_svc, + cpi->oxcf.noise_sensitivity, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate denoiser"); + } +} +#endif + +void vp9_update_compressor_with_img_fmt(VP9_COMP *cpi, vpx_img_fmt_t img_fmt) { + const VP9EncoderConfig *oxcf = &cpi->oxcf; + unsigned int subsampling_x, subsampling_y; + const int use_highbitdepth = vpx_img_use_highbitdepth(img_fmt); + vpx_img_chroma_subsampling(img_fmt, &subsampling_x, &subsampling_y); + + update_initial_width(cpi, use_highbitdepth, subsampling_x, subsampling_y); +#if CONFIG_VP9_TEMPORAL_DENOISING + setup_denoiser_buffer(cpi); +#endif + + assert(cpi->lookahead == NULL); + cpi->lookahead = vp9_lookahead_init(oxcf->width, oxcf->height, subsampling_x, + subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + use_highbitdepth, +#endif + oxcf->lag_in_frames); + alloc_raw_frame_buffers(cpi); +} + +VP9_COMP *vp9_create_compressor(const VP9EncoderConfig *oxcf, + BufferPool *const pool) { + unsigned int i; + VP9_COMP *volatile const cpi = vpx_memalign(32, sizeof(VP9_COMP)); + VP9_COMMON *volatile const cm = cpi != NULL ? &cpi->common : NULL; + + if (!cm) return NULL; + + vp9_zero(*cpi); + + if (setjmp(cm->error.jmp)) { + cm->error.setjmp = 0; + vp9_remove_compressor(cpi); + return 0; + } + + cm->error.setjmp = 1; + cm->alloc_mi = vp9_enc_alloc_mi; + cm->free_mi = vp9_enc_free_mi; + cm->setup_mi = vp9_enc_setup_mi; + + CHECK_MEM_ERROR(&cm->error, cm->fc, + (FRAME_CONTEXT *)vpx_calloc(1, sizeof(*cm->fc))); + CHECK_MEM_ERROR( + &cm->error, cm->frame_contexts, + (FRAME_CONTEXT *)vpx_calloc(FRAME_CONTEXTS, sizeof(*cm->frame_contexts))); + + cpi->compute_frame_low_motion_onepass = 1; + cpi->use_svc = 0; + cpi->resize_state = ORIG; + cpi->external_resize = 0; + cpi->resize_avg_qp = 0; + cpi->resize_buffer_underflow = 0; + cpi->use_skin_detection = 0; + cpi->common.buffer_pool = pool; + init_ref_frame_bufs(cm); + + cpi->force_update_segmentation = 0; + + init_config(cpi, oxcf); + cpi->frame_info = vp9_get_frame_info(oxcf); + + vp9_rc_init(&cpi->oxcf, oxcf->pass, &cpi->rc); + vp9_init_rd_parameters(cpi); + + init_frame_indexes(cm); + cpi->tile_data = NULL; + + realloc_segmentation_maps(cpi); + + CHECK_MEM_ERROR( + &cm->error, cpi->skin_map, + vpx_calloc(cm->mi_rows * cm->mi_cols, sizeof(cpi->skin_map[0]))); + +#if !CONFIG_REALTIME_ONLY + CHECK_MEM_ERROR(&cm->error, cpi->alt_ref_aq, vp9_alt_ref_aq_create()); +#endif + + CHECK_MEM_ERROR( + &cm->error, cpi->consec_zero_mv, + vpx_calloc(cm->mi_rows * cm->mi_cols, sizeof(*cpi->consec_zero_mv))); + + CHECK_MEM_ERROR(&cm->error, cpi->nmvcosts[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts[0]))); + CHECK_MEM_ERROR(&cm->error, cpi->nmvcosts[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts[1]))); + CHECK_MEM_ERROR(&cm->error, cpi->nmvcosts_hp[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[0]))); + CHECK_MEM_ERROR(&cm->error, cpi->nmvcosts_hp[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[1]))); + CHECK_MEM_ERROR(&cm->error, cpi->nmvsadcosts[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[0]))); + CHECK_MEM_ERROR(&cm->error, cpi->nmvsadcosts[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[1]))); + CHECK_MEM_ERROR(&cm->error, cpi->nmvsadcosts_hp[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[0]))); + CHECK_MEM_ERROR(&cm->error, cpi->nmvsadcosts_hp[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[1]))); + + for (i = 0; i < (sizeof(cpi->mbgraph_stats) / sizeof(cpi->mbgraph_stats[0])); + i++) { + CHECK_MEM_ERROR( + &cm->error, cpi->mbgraph_stats[i].mb_stats, + vpx_calloc(cm->MBs * sizeof(*cpi->mbgraph_stats[i].mb_stats), 1)); + } + + cpi->refresh_alt_ref_frame = 0; + cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS; + + init_level_info(&cpi->level_info); + init_level_constraint(&cpi->level_constraint); + +#if CONFIG_INTERNAL_STATS + cpi->b_calculate_blockiness = 1; + cpi->b_calculate_consistency = 1; + cpi->total_inconsistency = 0; + cpi->psnr.worst = 100.0; + cpi->worst_ssim = 100.0; + + cpi->count = 0; + cpi->bytes = 0; + + if (cpi->b_calculate_psnr) { + cpi->total_sq_error = 0; + cpi->total_samples = 0; + + cpi->totalp_sq_error = 0; + cpi->totalp_samples = 0; + + cpi->tot_recode_hits = 0; + cpi->summed_quality = 0; + cpi->summed_weights = 0; + cpi->summedp_quality = 0; + cpi->summedp_weights = 0; + } + + cpi->fastssim.worst = 100.0; + + cpi->psnrhvs.worst = 100.0; + + if (cpi->b_calculate_blockiness) { + cpi->total_blockiness = 0; + cpi->worst_blockiness = 0.0; + } + + if (cpi->b_calculate_consistency) { + CHECK_MEM_ERROR(&cm->error, cpi->ssim_vars, + vpx_calloc(cpi->common.mi_rows * cpi->common.mi_cols, + sizeof(*cpi->ssim_vars) * 4)); + cpi->worst_consistency = 100.0; + } else { + cpi->ssim_vars = NULL; + } + +#endif + + cpi->first_time_stamp_ever = INT64_MAX; + + /********************************************************************* + * Warning: Read the comments around 'cal_nmvjointsadcost' and * + * 'cal_nmvsadcosts' before modifying how these tables are computed. * + *********************************************************************/ + cal_nmvjointsadcost(cpi->td.mb.nmvjointsadcost); + cpi->td.mb.nmvcost[0] = &cpi->nmvcosts[0][MV_MAX]; + cpi->td.mb.nmvcost[1] = &cpi->nmvcosts[1][MV_MAX]; + cpi->td.mb.nmvsadcost[0] = &cpi->nmvsadcosts[0][MV_MAX]; + cpi->td.mb.nmvsadcost[1] = &cpi->nmvsadcosts[1][MV_MAX]; + cal_nmvsadcosts(cpi->td.mb.nmvsadcost); + + cpi->td.mb.nmvcost_hp[0] = &cpi->nmvcosts_hp[0][MV_MAX]; + cpi->td.mb.nmvcost_hp[1] = &cpi->nmvcosts_hp[1][MV_MAX]; + cpi->td.mb.nmvsadcost_hp[0] = &cpi->nmvsadcosts_hp[0][MV_MAX]; + cpi->td.mb.nmvsadcost_hp[1] = &cpi->nmvsadcosts_hp[1][MV_MAX]; + cal_nmvsadcosts_hp(cpi->td.mb.nmvsadcost_hp); + +#if CONFIG_VP9_TEMPORAL_DENOISING +#ifdef OUTPUT_YUV_DENOISED + yuv_denoised_file = fopen("denoised.yuv", "ab"); +#endif +#endif +#ifdef OUTPUT_YUV_SKINMAP + yuv_skinmap_file = fopen("skinmap.yuv", "wb"); +#endif +#ifdef OUTPUT_YUV_REC + yuv_rec_file = fopen("rec.yuv", "wb"); +#endif +#ifdef OUTPUT_YUV_SVC_SRC + yuv_svc_src[0] = fopen("svc_src_0.yuv", "wb"); + yuv_svc_src[1] = fopen("svc_src_1.yuv", "wb"); + yuv_svc_src[2] = fopen("svc_src_2.yuv", "wb"); +#endif + +#if 0 + framepsnr = fopen("framepsnr.stt", "a"); + kf_list = fopen("kf_list.stt", "w"); +#endif + + cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED; + + { + vpx_codec_err_t codec_status = vp9_extrc_init(&cpi->ext_ratectrl); + if (codec_status != VPX_CODEC_OK) { + vpx_internal_error(&cm->error, codec_status, "vp9_extrc_init() failed"); + } + } + +#if !CONFIG_REALTIME_ONLY + if (oxcf->pass == 1) { + vp9_init_first_pass(cpi); + } else if (oxcf->pass == 2) { + const size_t packet_sz = sizeof(FIRSTPASS_STATS); + const int packets = (int)(oxcf->two_pass_stats_in.sz / packet_sz); + + if (cpi->svc.number_spatial_layers > 1 || + cpi->svc.number_temporal_layers > 1) { + FIRSTPASS_STATS *const stats = oxcf->two_pass_stats_in.buf; + FIRSTPASS_STATS *stats_copy[VPX_SS_MAX_LAYERS] = { 0 }; + int n; + + for (n = 0; n < oxcf->ss_number_layers; ++n) { + FIRSTPASS_STATS *const last_packet_for_layer = + &stats[packets - oxcf->ss_number_layers + n]; + const int layer_id = (int)last_packet_for_layer->spatial_layer_id; + const int packets_in_layer = (int)last_packet_for_layer->count + 1; + if (layer_id >= 0 && layer_id < oxcf->ss_number_layers) { + int num_frames; + LAYER_CONTEXT *const lc = &cpi->svc.layer_context[layer_id]; + + vpx_free(lc->rc_twopass_stats_in.buf); + + lc->rc_twopass_stats_in.sz = packets_in_layer * packet_sz; + CHECK_MEM_ERROR(&cm->error, lc->rc_twopass_stats_in.buf, + vpx_malloc(lc->rc_twopass_stats_in.sz)); + lc->twopass.stats_in_start = lc->rc_twopass_stats_in.buf; + lc->twopass.stats_in = lc->twopass.stats_in_start; + lc->twopass.stats_in_end = + lc->twopass.stats_in_start + packets_in_layer - 1; + // Note the last packet is cumulative first pass stats. + // So the number of frames is packet number minus one + num_frames = packets_in_layer - 1; + fps_init_first_pass_info(&lc->twopass.first_pass_info, + lc->rc_twopass_stats_in.buf, num_frames); + stats_copy[layer_id] = lc->rc_twopass_stats_in.buf; + } + } + + for (n = 0; n < packets; ++n) { + const int layer_id = (int)stats[n].spatial_layer_id; + if (layer_id >= 0 && layer_id < oxcf->ss_number_layers && + stats_copy[layer_id] != NULL) { + *stats_copy[layer_id] = stats[n]; + ++stats_copy[layer_id]; + } + } + + vp9_init_second_pass_spatial_svc(cpi); + } else { + int num_frames; + + cpi->twopass.stats_in_start = oxcf->two_pass_stats_in.buf; + cpi->twopass.stats_in = cpi->twopass.stats_in_start; + cpi->twopass.stats_in_end = &cpi->twopass.stats_in[packets - 1]; + // Note the last packet is cumulative first pass stats. + // So the number of frames is packet number minus one + num_frames = packets - 1; + fps_init_first_pass_info(&cpi->twopass.first_pass_info, + oxcf->two_pass_stats_in.buf, num_frames); + + vp9_init_second_pass(cpi); + } + } +#endif // !CONFIG_REALTIME_ONLY + + cpi->mb_wiener_var_cols = 0; + cpi->mb_wiener_var_rows = 0; + cpi->mb_wiener_variance = NULL; + + vp9_set_speed_features_framesize_independent(cpi, oxcf->speed); + vp9_set_speed_features_framesize_dependent(cpi, oxcf->speed); + + { + const int bsize = BLOCK_16X16; + const int w = num_8x8_blocks_wide_lookup[bsize]; + const int h = num_8x8_blocks_high_lookup[bsize]; + const int num_cols = (cm->mi_cols + w - 1) / w; + const int num_rows = (cm->mi_rows + h - 1) / h; + CHECK_MEM_ERROR(&cm->error, cpi->mi_ssim_rdmult_scaling_factors, + vpx_calloc(num_rows * num_cols, + sizeof(*cpi->mi_ssim_rdmult_scaling_factors))); + } + + cpi->kmeans_data_arr_alloc = 0; +#if CONFIG_NON_GREEDY_MV + cpi->tpl_ready = 0; +#endif // CONFIG_NON_GREEDY_MV + for (i = 0; i < MAX_ARF_GOP_SIZE; ++i) { + cpi->tpl_stats[i].tpl_stats_ptr = NULL; + } + + // Allocate memory to store variances for a frame. + CHECK_MEM_ERROR(&cm->error, cpi->source_diff_var, + vpx_calloc(cm->MBs, sizeof(cpi->source_diff_var))); + cpi->source_var_thresh = 0; + cpi->frames_till_next_var_check = 0; +#define BFP(BT, SDF, SDSF, SDAF, VF, SVF, SVAF, SDX4DF, SDSX4DF) \ + cpi->fn_ptr[BT].sdf = SDF; \ + cpi->fn_ptr[BT].sdsf = SDSF; \ + cpi->fn_ptr[BT].sdaf = SDAF; \ + cpi->fn_ptr[BT].vf = VF; \ + cpi->fn_ptr[BT].svf = SVF; \ + cpi->fn_ptr[BT].svaf = SVAF; \ + cpi->fn_ptr[BT].sdx4df = SDX4DF; \ + cpi->fn_ptr[BT].sdsx4df = SDSX4DF; + + BFP(BLOCK_32X16, vpx_sad32x16, vpx_sad_skip_32x16, vpx_sad32x16_avg, + vpx_variance32x16, vpx_sub_pixel_variance32x16, + vpx_sub_pixel_avg_variance32x16, vpx_sad32x16x4d, vpx_sad_skip_32x16x4d) + + BFP(BLOCK_16X32, vpx_sad16x32, vpx_sad_skip_16x32, vpx_sad16x32_avg, + vpx_variance16x32, vpx_sub_pixel_variance16x32, + vpx_sub_pixel_avg_variance16x32, vpx_sad16x32x4d, vpx_sad_skip_16x32x4d) + + BFP(BLOCK_64X32, vpx_sad64x32, vpx_sad_skip_64x32, vpx_sad64x32_avg, + vpx_variance64x32, vpx_sub_pixel_variance64x32, + vpx_sub_pixel_avg_variance64x32, vpx_sad64x32x4d, vpx_sad_skip_64x32x4d) + + BFP(BLOCK_32X64, vpx_sad32x64, vpx_sad_skip_32x64, vpx_sad32x64_avg, + vpx_variance32x64, vpx_sub_pixel_variance32x64, + vpx_sub_pixel_avg_variance32x64, vpx_sad32x64x4d, vpx_sad_skip_32x64x4d) + + BFP(BLOCK_32X32, vpx_sad32x32, vpx_sad_skip_32x32, vpx_sad32x32_avg, + vpx_variance32x32, vpx_sub_pixel_variance32x32, + vpx_sub_pixel_avg_variance32x32, vpx_sad32x32x4d, vpx_sad_skip_32x32x4d) + + BFP(BLOCK_64X64, vpx_sad64x64, vpx_sad_skip_64x64, vpx_sad64x64_avg, + vpx_variance64x64, vpx_sub_pixel_variance64x64, + vpx_sub_pixel_avg_variance64x64, vpx_sad64x64x4d, vpx_sad_skip_64x64x4d) + + BFP(BLOCK_16X16, vpx_sad16x16, vpx_sad_skip_16x16, vpx_sad16x16_avg, + vpx_variance16x16, vpx_sub_pixel_variance16x16, + vpx_sub_pixel_avg_variance16x16, vpx_sad16x16x4d, vpx_sad_skip_16x16x4d) + + BFP(BLOCK_16X8, vpx_sad16x8, vpx_sad_skip_16x8, vpx_sad16x8_avg, + vpx_variance16x8, vpx_sub_pixel_variance16x8, + vpx_sub_pixel_avg_variance16x8, vpx_sad16x8x4d, vpx_sad_skip_16x8x4d) + + BFP(BLOCK_8X16, vpx_sad8x16, vpx_sad_skip_8x16, vpx_sad8x16_avg, + vpx_variance8x16, vpx_sub_pixel_variance8x16, + vpx_sub_pixel_avg_variance8x16, vpx_sad8x16x4d, vpx_sad_skip_8x16x4d) + + BFP(BLOCK_8X8, vpx_sad8x8, vpx_sad_skip_8x8, vpx_sad8x8_avg, vpx_variance8x8, + vpx_sub_pixel_variance8x8, vpx_sub_pixel_avg_variance8x8, vpx_sad8x8x4d, + vpx_sad_skip_8x8x4d) + + BFP(BLOCK_8X4, vpx_sad8x4, vpx_sad_skip_8x4, vpx_sad8x4_avg, vpx_variance8x4, + vpx_sub_pixel_variance8x4, vpx_sub_pixel_avg_variance8x4, vpx_sad8x4x4d, + vpx_sad_skip_8x4x4d) + + BFP(BLOCK_4X8, vpx_sad4x8, vpx_sad_skip_4x8, vpx_sad4x8_avg, vpx_variance4x8, + vpx_sub_pixel_variance4x8, vpx_sub_pixel_avg_variance4x8, vpx_sad4x8x4d, + vpx_sad_skip_4x8x4d) + + BFP(BLOCK_4X4, vpx_sad4x4, vpx_sad_skip_4x4, vpx_sad4x4_avg, vpx_variance4x4, + vpx_sub_pixel_variance4x4, vpx_sub_pixel_avg_variance4x4, vpx_sad4x4x4d, + vpx_sad_skip_4x4x4d) + +#if CONFIG_VP9_HIGHBITDEPTH + highbd_set_var_fns(cpi); +#endif + + /* vp9_init_quantizer() is first called here. Add check in + * vp9_frame_init_quantizer() so that vp9_init_quantizer is only + * called later when needed. This will avoid unnecessary calls of + * vp9_init_quantizer() for every frame. + */ + vp9_init_quantizer(cpi); + + vp9_loop_filter_init(cm); + + // Set up the unit scaling factor used during motion search. +#if CONFIG_VP9_HIGHBITDEPTH + vp9_setup_scale_factors_for_frame(&cpi->me_sf, cm->width, cm->height, + cm->width, cm->height, + cm->use_highbitdepth); +#else + vp9_setup_scale_factors_for_frame(&cpi->me_sf, cm->width, cm->height, + cm->width, cm->height); +#endif // CONFIG_VP9_HIGHBITDEPTH + cpi->td.mb.me_sf = &cpi->me_sf; + + cm->error.setjmp = 0; + +#if CONFIG_RATE_CTRL + encode_command_init(&cpi->encode_command); + if (oxcf->use_simple_encode_api) { + partition_info_init(cpi); + motion_vector_info_init(cpi); + fp_motion_vector_info_init(cpi); + tpl_stats_info_init(cpi); + } +#endif + + return cpi; +} + +#if CONFIG_INTERNAL_STATS +#define SNPRINT(H, T) snprintf((H) + strlen(H), sizeof(H) - strlen(H), (T)) + +#define SNPRINT2(H, T, V) \ + snprintf((H) + strlen(H), sizeof(H) - strlen(H), (T), (V)) +#endif // CONFIG_INTERNAL_STATS + +void vp9_remove_compressor(VP9_COMP *cpi) { + VP9_COMMON *cm; + unsigned int i; + + if (!cpi) return; + +#if CONFIG_INTERNAL_STATS + vpx_free(cpi->ssim_vars); +#endif + + cm = &cpi->common; + if (cm->current_video_frame > 0) { +#if CONFIG_INTERNAL_STATS + vpx_clear_system_state(); + + if (cpi->oxcf.pass != 1) { + char headings[512] = { 0 }; + char results[512] = { 0 }; + FILE *f = fopen("opsnr.stt", "a"); + double time_encoded = + (cpi->last_end_time_stamp_seen - cpi->first_time_stamp_ever) / + 10000000.000; + double total_encode_time = + (cpi->time_receive_data + cpi->time_compress_data) / 1000.000; + const double dr = + (double)cpi->bytes * (double)8 / (double)1000 / time_encoded; + const double peak = (double)((1 << cpi->oxcf.input_bit_depth) - 1); + const double target_rate = (double)cpi->oxcf.target_bandwidth / 1000; + const double rate_err = ((100.0 * (dr - target_rate)) / target_rate); + + if (cpi->b_calculate_psnr) { + const double total_psnr = vpx_sse_to_psnr( + (double)cpi->total_samples, peak, (double)cpi->total_sq_error); + const double totalp_psnr = vpx_sse_to_psnr( + (double)cpi->totalp_samples, peak, (double)cpi->totalp_sq_error); + const double total_ssim = + 100 * pow(cpi->summed_quality / cpi->summed_weights, 8.0); + const double totalp_ssim = + 100 * pow(cpi->summedp_quality / cpi->summedp_weights, 8.0); + + snprintf(headings, sizeof(headings), + "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\tGLPsnrP\t" + "VPXSSIM\tVPSSIMP\tFASTSIM\tPSNRHVS\t" + "WstPsnr\tWstSsim\tWstFast\tWstHVS\t" + "AVPsnrY\tAPsnrCb\tAPsnrCr"); + snprintf(results, sizeof(results), + "%7.2f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t" + "%7.3f\t%7.3f\t%7.3f\t%7.3f\t" + "%7.3f\t%7.3f\t%7.3f\t%7.3f\t" + "%7.3f\t%7.3f\t%7.3f", + dr, cpi->psnr.stat[ALL] / cpi->count, total_psnr, + cpi->psnrp.stat[ALL] / cpi->count, totalp_psnr, total_ssim, + totalp_ssim, cpi->fastssim.stat[ALL] / cpi->count, + cpi->psnrhvs.stat[ALL] / cpi->count, cpi->psnr.worst, + cpi->worst_ssim, cpi->fastssim.worst, cpi->psnrhvs.worst, + cpi->psnr.stat[Y] / cpi->count, cpi->psnr.stat[U] / cpi->count, + cpi->psnr.stat[V] / cpi->count); + + if (cpi->b_calculate_blockiness) { + SNPRINT(headings, "\t Block\tWstBlck"); + SNPRINT2(results, "\t%7.3f", cpi->total_blockiness / cpi->count); + SNPRINT2(results, "\t%7.3f", cpi->worst_blockiness); + } + + if (cpi->b_calculate_consistency) { + double consistency = + vpx_sse_to_psnr((double)cpi->totalp_samples, peak, + (double)cpi->total_inconsistency); + + SNPRINT(headings, "\tConsist\tWstCons"); + SNPRINT2(results, "\t%7.3f", consistency); + SNPRINT2(results, "\t%7.3f", cpi->worst_consistency); + } + + SNPRINT(headings, "\t Time\tRcErr\tAbsErr"); + SNPRINT2(results, "\t%8.0f", total_encode_time); + SNPRINT2(results, "\t%7.2f", rate_err); + SNPRINT2(results, "\t%7.2f", fabs(rate_err)); + + fprintf(f, "%s\tAPsnr611\n", headings); + fprintf( + f, "%s\t%7.3f\n", results, + (6 * cpi->psnr.stat[Y] + cpi->psnr.stat[U] + cpi->psnr.stat[V]) / + (cpi->count * 8)); + } + + fclose(f); + } +#endif + +#if 0 + { + printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000); + printf("\n_frames recive_data encod_mb_row compress_frame Total\n"); + printf("%6d %10ld %10ld %10ld %10ld\n", cpi->common.current_video_frame, + cpi->time_receive_data / 1000, cpi->time_encode_sb_row / 1000, + cpi->time_compress_data / 1000, + (cpi->time_receive_data + cpi->time_compress_data) / 1000); + } +#endif + } + +#if CONFIG_VP9_TEMPORAL_DENOISING + vp9_denoiser_free(&(cpi->denoiser)); +#endif + + if (cpi->kmeans_data_arr_alloc) { +#if CONFIG_MULTITHREAD + pthread_mutex_destroy(&cpi->kmeans_mutex); +#endif + vpx_free(cpi->kmeans_data_arr); + } + + vp9_free_tpl_buffer(cpi); + + vp9_loop_filter_dealloc(&cpi->lf_row_sync); + vp9_bitstream_encode_tiles_buffer_dealloc(cpi); + vp9_row_mt_mem_dealloc(cpi); + vp9_encode_free_mt_data(cpi); + +#if !CONFIG_REALTIME_ONLY + vp9_alt_ref_aq_destroy(cpi->alt_ref_aq); +#endif + + dealloc_compressor_data(cpi); + + for (i = 0; i < sizeof(cpi->mbgraph_stats) / sizeof(cpi->mbgraph_stats[0]); + ++i) { + vpx_free(cpi->mbgraph_stats[i].mb_stats); + } + + vp9_extrc_delete(&cpi->ext_ratectrl); + + // Help detect use after free of the error detail string. + memset(cm->error.detail, 'A', sizeof(cm->error.detail) - 1); + cm->error.detail[sizeof(cm->error.detail) - 1] = '\0'; + + vp9_remove_common(cm); + vp9_free_ref_frame_buffers(cm->buffer_pool); +#if CONFIG_VP9_POSTPROC + vp9_free_postproc_buffers(cm); +#endif + vpx_free(cpi); + +#if CONFIG_VP9_TEMPORAL_DENOISING +#ifdef OUTPUT_YUV_DENOISED + fclose(yuv_denoised_file); +#endif +#endif +#ifdef OUTPUT_YUV_SKINMAP + fclose(yuv_skinmap_file); +#endif +#ifdef OUTPUT_YUV_REC + fclose(yuv_rec_file); +#endif +#ifdef OUTPUT_YUV_SVC_SRC + fclose(yuv_svc_src[0]); + fclose(yuv_svc_src[1]); + fclose(yuv_svc_src[2]); +#endif + +#if 0 + + if (keyfile) + fclose(keyfile); + + if (framepsnr) + fclose(framepsnr); + + if (kf_list) + fclose(kf_list); + +#endif +} + +int vp9_get_psnr(const VP9_COMP *cpi, PSNR_STATS *psnr) { + if (is_psnr_calc_enabled(cpi)) { +#if CONFIG_VP9_HIGHBITDEPTH + vpx_calc_highbd_psnr(cpi->raw_source_frame, cpi->common.frame_to_show, psnr, + cpi->td.mb.e_mbd.bd, cpi->oxcf.input_bit_depth); +#else + vpx_calc_psnr(cpi->raw_source_frame, cpi->common.frame_to_show, psnr); +#endif + return 1; + } else { + vp9_zero(*psnr); + return 0; + } +} + +int vp9_use_as_reference(VP9_COMP *cpi, int ref_frame_flags) { + if (ref_frame_flags > 7) return -1; + + cpi->ref_frame_flags = ref_frame_flags; + return 0; +} + +void vp9_update_reference(VP9_COMP *cpi, int ref_frame_flags) { + cpi->ext_refresh_golden_frame = (ref_frame_flags & VP9_GOLD_FLAG) != 0; + cpi->ext_refresh_alt_ref_frame = (ref_frame_flags & VP9_ALT_FLAG) != 0; + cpi->ext_refresh_last_frame = (ref_frame_flags & VP9_LAST_FLAG) != 0; + cpi->ext_refresh_frame_flags_pending = 1; +} + +static YV12_BUFFER_CONFIG *get_vp9_ref_frame_buffer( + VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag) { + MV_REFERENCE_FRAME ref_frame = NONE; + if (ref_frame_flag == VP9_LAST_FLAG) + ref_frame = LAST_FRAME; + else if (ref_frame_flag == VP9_GOLD_FLAG) + ref_frame = GOLDEN_FRAME; + else if (ref_frame_flag == VP9_ALT_FLAG) + ref_frame = ALTREF_FRAME; + + return ref_frame == NONE ? NULL : get_ref_frame_buffer(cpi, ref_frame); +} + +int vp9_copy_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag, + YV12_BUFFER_CONFIG *sd) { + YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag); + if (cfg) { + vpx_yv12_copy_frame(cfg, sd); + return 0; + } else { + return -1; + } +} + +int vp9_set_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag, + YV12_BUFFER_CONFIG *sd) { + YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag); + if (cfg) { + vpx_yv12_copy_frame(sd, cfg); + return 0; + } else { + return -1; + } +} + +int vp9_update_entropy(VP9_COMP *cpi, int update) { + cpi->ext_refresh_frame_context = update; + cpi->ext_refresh_frame_context_pending = 1; + return 0; +} + +#ifdef OUTPUT_YUV_REC +void vp9_write_yuv_rec_frame(VP9_COMMON *cm) { + YV12_BUFFER_CONFIG *s = cm->frame_to_show; + uint8_t *src = s->y_buffer; + int h = cm->height; + +#if CONFIG_VP9_HIGHBITDEPTH + if (s->flags & YV12_FLAG_HIGHBITDEPTH) { + uint16_t *src16 = CONVERT_TO_SHORTPTR(s->y_buffer); + + do { + fwrite(src16, s->y_width, 2, yuv_rec_file); + src16 += s->y_stride; + } while (--h); + + src16 = CONVERT_TO_SHORTPTR(s->u_buffer); + h = s->uv_height; + + do { + fwrite(src16, s->uv_width, 2, yuv_rec_file); + src16 += s->uv_stride; + } while (--h); + + src16 = CONVERT_TO_SHORTPTR(s->v_buffer); + h = s->uv_height; + + do { + fwrite(src16, s->uv_width, 2, yuv_rec_file); + src16 += s->uv_stride; + } while (--h); + + fflush(yuv_rec_file); + return; + } +#endif // CONFIG_VP9_HIGHBITDEPTH + + do { + fwrite(src, s->y_width, 1, yuv_rec_file); + src += s->y_stride; + } while (--h); + + src = s->u_buffer; + h = s->uv_height; + + do { + fwrite(src, s->uv_width, 1, yuv_rec_file); + src += s->uv_stride; + } while (--h); + + src = s->v_buffer; + h = s->uv_height; + + do { + fwrite(src, s->uv_width, 1, yuv_rec_file); + src += s->uv_stride; + } while (--h); + + fflush(yuv_rec_file); +} +#endif + +#if CONFIG_VP9_HIGHBITDEPTH +static void scale_and_extend_frame_nonnormative(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst, + int bd) { +#else +static void scale_and_extend_frame_nonnormative(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst) { +#endif // CONFIG_VP9_HIGHBITDEPTH + // TODO(dkovalev): replace YV12_BUFFER_CONFIG with vpx_image_t + int i; + const uint8_t *const srcs[3] = { src->y_buffer, src->u_buffer, + src->v_buffer }; + const int src_strides[3] = { src->y_stride, src->uv_stride, src->uv_stride }; + const int src_widths[3] = { src->y_crop_width, src->uv_crop_width, + src->uv_crop_width }; + const int src_heights[3] = { src->y_crop_height, src->uv_crop_height, + src->uv_crop_height }; + uint8_t *const dsts[3] = { dst->y_buffer, dst->u_buffer, dst->v_buffer }; + const int dst_strides[3] = { dst->y_stride, dst->uv_stride, dst->uv_stride }; + const int dst_widths[3] = { dst->y_crop_width, dst->uv_crop_width, + dst->uv_crop_width }; + const int dst_heights[3] = { dst->y_crop_height, dst->uv_crop_height, + dst->uv_crop_height }; + + for (i = 0; i < MAX_MB_PLANE; ++i) { +#if CONFIG_VP9_HIGHBITDEPTH + if (src->flags & YV12_FLAG_HIGHBITDEPTH) { + vp9_highbd_resize_plane(srcs[i], src_heights[i], src_widths[i], + src_strides[i], dsts[i], dst_heights[i], + dst_widths[i], dst_strides[i], bd); + } else { + vp9_resize_plane(srcs[i], src_heights[i], src_widths[i], src_strides[i], + dsts[i], dst_heights[i], dst_widths[i], dst_strides[i]); + } +#else + vp9_resize_plane(srcs[i], src_heights[i], src_widths[i], src_strides[i], + dsts[i], dst_heights[i], dst_widths[i], dst_strides[i]); +#endif // CONFIG_VP9_HIGHBITDEPTH + } + vpx_extend_frame_borders(dst); +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void scale_and_extend_frame(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst, int bd, + INTERP_FILTER filter_type, + int phase_scaler) { + const int src_w = src->y_crop_width; + const int src_h = src->y_crop_height; + const int dst_w = dst->y_crop_width; + const int dst_h = dst->y_crop_height; + const uint8_t *const srcs[3] = { src->y_buffer, src->u_buffer, + src->v_buffer }; + const int src_strides[3] = { src->y_stride, src->uv_stride, src->uv_stride }; + uint8_t *const dsts[3] = { dst->y_buffer, dst->u_buffer, dst->v_buffer }; + const int dst_strides[3] = { dst->y_stride, dst->uv_stride, dst->uv_stride }; + const InterpKernel *const kernel = vp9_filter_kernels[filter_type]; + int x, y, i; + + for (i = 0; i < MAX_MB_PLANE; ++i) { + const int factor = (i == 0 || i == 3 ? 1 : 2); + const int src_stride = src_strides[i]; + const int dst_stride = dst_strides[i]; + for (y = 0; y < dst_h; y += 16) { + const int y_q4 = y * (16 / factor) * src_h / dst_h + phase_scaler; + for (x = 0; x < dst_w; x += 16) { + const int x_q4 = x * (16 / factor) * src_w / dst_w + phase_scaler; + const uint8_t *src_ptr = srcs[i] + + (y / factor) * src_h / dst_h * src_stride + + (x / factor) * src_w / dst_w; + uint8_t *dst_ptr = dsts[i] + (y / factor) * dst_stride + (x / factor); + + if (src->flags & YV12_FLAG_HIGHBITDEPTH) { + vpx_highbd_convolve8(CONVERT_TO_SHORTPTR(src_ptr), src_stride, + CONVERT_TO_SHORTPTR(dst_ptr), dst_stride, kernel, + x_q4 & 0xf, 16 * src_w / dst_w, y_q4 & 0xf, + 16 * src_h / dst_h, 16 / factor, 16 / factor, + bd); + } else { + vpx_scaled_2d(src_ptr, src_stride, dst_ptr, dst_stride, kernel, + x_q4 & 0xf, 16 * src_w / dst_w, y_q4 & 0xf, + 16 * src_h / dst_h, 16 / factor, 16 / factor); + } + } + } + } + + vpx_extend_frame_borders(dst); +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +#if !CONFIG_REALTIME_ONLY +static int scale_down(VP9_COMP *cpi, int q) { + RATE_CONTROL *const rc = &cpi->rc; + GF_GROUP *const gf_group = &cpi->twopass.gf_group; + int scale = 0; + assert(frame_is_kf_gf_arf(cpi)); + + if (rc->frame_size_selector == UNSCALED && + q >= rc->rf_level_maxq[gf_group->rf_level[gf_group->index]]) { + const int max_size_thresh = + (int)(rate_thresh_mult[SCALE_STEP1] * + VPXMAX(rc->this_frame_target, rc->avg_frame_bandwidth)); + scale = rc->projected_frame_size > max_size_thresh ? 1 : 0; + } + return scale; +} + +static int big_rate_miss_high_threshold(VP9_COMP *cpi) { + const RATE_CONTROL *const rc = &cpi->rc; + int big_miss_high; + + if (frame_is_kf_gf_arf(cpi)) + big_miss_high = rc->this_frame_target * 3 / 2; + else + big_miss_high = rc->this_frame_target * 2; + + return big_miss_high; +} + +static int big_rate_miss(VP9_COMP *cpi) { + const RATE_CONTROL *const rc = &cpi->rc; + int big_miss_high; + int big_miss_low; + + // Ignore for overlay frames + if (rc->is_src_frame_alt_ref) { + return 0; + } else { + big_miss_low = (rc->this_frame_target / 2); + big_miss_high = big_rate_miss_high_threshold(cpi); + + return (rc->projected_frame_size > big_miss_high) || + (rc->projected_frame_size < big_miss_low); + } +} + +// test in two pass for the first +static int two_pass_first_group_inter(VP9_COMP *cpi) { + if (cpi->oxcf.pass == 2) { + TWO_PASS *const twopass = &cpi->twopass; + GF_GROUP *const gf_group = &twopass->gf_group; + const int gfg_index = gf_group->index; + + if (gfg_index == 0) return gf_group->update_type[gfg_index] == LF_UPDATE; + return gf_group->update_type[gfg_index - 1] != LF_UPDATE && + gf_group->update_type[gfg_index] == LF_UPDATE; + } else { + return 0; + } +} + +// Function to test for conditions that indicate we should loop +// back and recode a frame. +static int recode_loop_test(VP9_COMP *cpi, int high_limit, int low_limit, int q, + int maxq, int minq) { + const RATE_CONTROL *const rc = &cpi->rc; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + const int frame_is_kfgfarf = frame_is_kf_gf_arf(cpi); + int force_recode = 0; + + if ((rc->projected_frame_size >= rc->max_frame_bandwidth) || + big_rate_miss(cpi) || (cpi->sf.recode_loop == ALLOW_RECODE) || + (two_pass_first_group_inter(cpi) && + (cpi->sf.recode_loop == ALLOW_RECODE_FIRST)) || + (frame_is_kfgfarf && (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF))) { + if (frame_is_kfgfarf && (oxcf->resize_mode == RESIZE_DYNAMIC) && + scale_down(cpi, q)) { + // Code this group at a lower resolution. + cpi->resize_pending = 1; + return 1; + } + + // Force recode for extreme overshoot. + if ((rc->projected_frame_size >= rc->max_frame_bandwidth) || + (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF && + rc->projected_frame_size >= big_rate_miss_high_threshold(cpi))) { + return 1; + } + + // TODO(agrange) high_limit could be greater than the scale-down threshold. + if ((rc->projected_frame_size > high_limit && q < maxq) || + (rc->projected_frame_size < low_limit && q > minq)) { + force_recode = 1; + } else if (cpi->oxcf.rc_mode == VPX_CQ) { + // Deal with frame undershoot and whether or not we are + // below the automatically set cq level. + if (q > oxcf->cq_level && + rc->projected_frame_size < ((rc->this_frame_target * 7) >> 3)) { + force_recode = 1; + } + } + } + return force_recode; +} +#endif // !CONFIG_REALTIME_ONLY + +static void update_ref_frames(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + BufferPool *const pool = cm->buffer_pool; + GF_GROUP *const gf_group = &cpi->twopass.gf_group; + + if (cpi->rc.show_arf_as_gld) { + int tmp = cpi->alt_fb_idx; + cpi->alt_fb_idx = cpi->gld_fb_idx; + cpi->gld_fb_idx = tmp; + } else if (cm->show_existing_frame) { + // Pop ARF. + cpi->lst_fb_idx = cpi->alt_fb_idx; + cpi->alt_fb_idx = + stack_pop(gf_group->arf_index_stack, gf_group->stack_size); + --gf_group->stack_size; + } + + // At this point the new frame has been encoded. + // If any buffer copy / swapping is signaled it should be done here. + if (cm->frame_type == KEY_FRAME) { + ref_cnt_fb(pool->frame_bufs, &cm->ref_frame_map[cpi->gld_fb_idx], + cm->new_fb_idx); + ref_cnt_fb(pool->frame_bufs, &cm->ref_frame_map[cpi->alt_fb_idx], + cm->new_fb_idx); + } else if (vp9_preserve_existing_gf(cpi)) { + // We have decided to preserve the previously existing golden frame as our + // new ARF frame. However, in the short term in function + // vp9_get_refresh_mask() we left it in the GF slot and, if + // we're updating the GF with the current decoded frame, we save it to the + // ARF slot instead. + // We now have to update the ARF with the current frame and swap gld_fb_idx + // and alt_fb_idx so that, overall, we've stored the old GF in the new ARF + // slot and, if we're updating the GF, the current frame becomes the new GF. + int tmp; + + ref_cnt_fb(pool->frame_bufs, &cm->ref_frame_map[cpi->alt_fb_idx], + cm->new_fb_idx); + + tmp = cpi->alt_fb_idx; + cpi->alt_fb_idx = cpi->gld_fb_idx; + cpi->gld_fb_idx = tmp; + } else { /* For non key/golden frames */ + if (cpi->refresh_alt_ref_frame) { + int arf_idx = gf_group->top_arf_idx; + + // Push new ARF into stack. + stack_push(gf_group->arf_index_stack, cpi->alt_fb_idx, + gf_group->stack_size); + ++gf_group->stack_size; + + assert(arf_idx < REF_FRAMES); + + ref_cnt_fb(pool->frame_bufs, &cm->ref_frame_map[arf_idx], cm->new_fb_idx); + memcpy(cpi->interp_filter_selected[ALTREF_FRAME], + cpi->interp_filter_selected[0], + sizeof(cpi->interp_filter_selected[0])); + + cpi->alt_fb_idx = arf_idx; + } + + if (cpi->refresh_golden_frame) { + ref_cnt_fb(pool->frame_bufs, &cm->ref_frame_map[cpi->gld_fb_idx], + cm->new_fb_idx); + if (!cpi->rc.is_src_frame_alt_ref) + memcpy(cpi->interp_filter_selected[GOLDEN_FRAME], + cpi->interp_filter_selected[0], + sizeof(cpi->interp_filter_selected[0])); + else + memcpy(cpi->interp_filter_selected[GOLDEN_FRAME], + cpi->interp_filter_selected[ALTREF_FRAME], + sizeof(cpi->interp_filter_selected[ALTREF_FRAME])); + } + } + + if (cpi->refresh_last_frame) { + ref_cnt_fb(pool->frame_bufs, &cm->ref_frame_map[cpi->lst_fb_idx], + cm->new_fb_idx); + if (!cpi->rc.is_src_frame_alt_ref) + memcpy(cpi->interp_filter_selected[LAST_FRAME], + cpi->interp_filter_selected[0], + sizeof(cpi->interp_filter_selected[0])); + } + + if (gf_group->update_type[gf_group->index] == MID_OVERLAY_UPDATE) { + cpi->alt_fb_idx = + stack_pop(gf_group->arf_index_stack, gf_group->stack_size); + --gf_group->stack_size; + } +} + +void vp9_update_reference_frames(VP9_COMP *cpi) { + update_ref_frames(cpi); + +#if CONFIG_VP9_TEMPORAL_DENOISING + vp9_denoiser_update_ref_frame(cpi); +#endif + + if (is_one_pass_svc(cpi)) vp9_svc_update_ref_frame(cpi); +} + +static void loopfilter_frame(VP9_COMP *cpi, VP9_COMMON *cm) { + MACROBLOCKD *xd = &cpi->td.mb.e_mbd; + struct loopfilter *lf = &cm->lf; + int is_reference_frame = + (cm->frame_type == KEY_FRAME || cpi->refresh_last_frame || + cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame); + if (cpi->use_svc && + cpi->svc.temporal_layering_mode == VP9E_TEMPORAL_LAYERING_MODE_BYPASS) + is_reference_frame = !cpi->svc.non_reference_frame; + + // Skip loop filter in show_existing_frame mode. + if (cm->show_existing_frame) { + lf->filter_level = 0; + return; + } + + if (cpi->loopfilter_ctrl == NO_LOOPFILTER || + (!is_reference_frame && cpi->loopfilter_ctrl == LOOPFILTER_REFERENCE)) { + lf->filter_level = 0; + vpx_extend_frame_inner_borders(cm->frame_to_show); + return; + } + + if (xd->lossless) { + lf->filter_level = 0; + lf->last_filt_level = 0; + } else { + struct vpx_usec_timer timer; + + vpx_clear_system_state(); + + vpx_usec_timer_start(&timer); + + if (!cpi->rc.is_src_frame_alt_ref) { + if ((cpi->common.frame_type == KEY_FRAME) && + (!cpi->rc.this_key_frame_forced)) { + lf->last_filt_level = 0; + } + vp9_pick_filter_level(cpi->Source, cpi, cpi->sf.lpf_pick); + lf->last_filt_level = lf->filter_level; + } else { + lf->filter_level = 0; + } + + vpx_usec_timer_mark(&timer); + cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer); + } + + if (lf->filter_level > 0 && is_reference_frame) { + vp9_build_mask_frame(cm, lf->filter_level, 0); + + if (cpi->num_workers > 1) + vp9_loop_filter_frame_mt(cm->frame_to_show, cm, xd->plane, + lf->filter_level, 0, 0, cpi->workers, + cpi->num_workers, &cpi->lf_row_sync); + else + vp9_loop_filter_frame(cm->frame_to_show, cm, xd, lf->filter_level, 0, 0); + } + + vpx_extend_frame_inner_borders(cm->frame_to_show); +} + +void vp9_scale_references(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + MV_REFERENCE_FRAME ref_frame; + const VP9_REFFRAME ref_mask[3] = { VP9_LAST_FLAG, VP9_GOLD_FLAG, + VP9_ALT_FLAG }; + + for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { + // Need to convert from VP9_REFFRAME to index into ref_mask (subtract 1). + if (cpi->ref_frame_flags & ref_mask[ref_frame - 1]) { + BufferPool *const pool = cm->buffer_pool; + const YV12_BUFFER_CONFIG *const ref = + get_ref_frame_buffer(cpi, ref_frame); + + if (ref == NULL) { + cpi->scaled_ref_idx[ref_frame - 1] = INVALID_IDX; + continue; + } + +#if CONFIG_VP9_HIGHBITDEPTH + if (ref->y_crop_width != cm->width || ref->y_crop_height != cm->height) { + RefCntBuffer *new_fb_ptr = NULL; + int force_scaling = 0; + int new_fb = cpi->scaled_ref_idx[ref_frame - 1]; + if (new_fb == INVALID_IDX) { + new_fb = get_free_fb(cm); + force_scaling = 1; + } + if (new_fb == INVALID_IDX) return; + new_fb_ptr = &pool->frame_bufs[new_fb]; + if (force_scaling || new_fb_ptr->buf.y_crop_width != cm->width || + new_fb_ptr->buf.y_crop_height != cm->height) { + if (vpx_realloc_frame_buffer(&new_fb_ptr->buf, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, + cm->use_highbitdepth, + VP9_ENC_BORDER_IN_PIXELS, + cm->byte_alignment, NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate frame buffer"); + scale_and_extend_frame(ref, &new_fb_ptr->buf, (int)cm->bit_depth, + EIGHTTAP, 0); + cpi->scaled_ref_idx[ref_frame - 1] = new_fb; + alloc_frame_mvs(cm, new_fb); + } +#else + if (ref->y_crop_width != cm->width || ref->y_crop_height != cm->height) { + RefCntBuffer *new_fb_ptr = NULL; + int force_scaling = 0; + int new_fb = cpi->scaled_ref_idx[ref_frame - 1]; + if (new_fb == INVALID_IDX) { + new_fb = get_free_fb(cm); + force_scaling = 1; + } + if (new_fb == INVALID_IDX) return; + new_fb_ptr = &pool->frame_bufs[new_fb]; + if (force_scaling || new_fb_ptr->buf.y_crop_width != cm->width || + new_fb_ptr->buf.y_crop_height != cm->height) { + if (vpx_realloc_frame_buffer(&new_fb_ptr->buf, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, + VP9_ENC_BORDER_IN_PIXELS, + cm->byte_alignment, NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate frame buffer"); + vp9_scale_and_extend_frame(ref, &new_fb_ptr->buf, EIGHTTAP, 0); + cpi->scaled_ref_idx[ref_frame - 1] = new_fb; + alloc_frame_mvs(cm, new_fb); + } +#endif // CONFIG_VP9_HIGHBITDEPTH + } else { + int buf_idx; + RefCntBuffer *buf = NULL; + if (cpi->oxcf.pass == 0 && !cpi->use_svc) { + // Check for release of scaled reference. + buf_idx = cpi->scaled_ref_idx[ref_frame - 1]; + if (buf_idx != INVALID_IDX) { + buf = &pool->frame_bufs[buf_idx]; + --buf->ref_count; + cpi->scaled_ref_idx[ref_frame - 1] = INVALID_IDX; + } + } + buf_idx = get_ref_frame_buf_idx(cpi, ref_frame); + buf = &pool->frame_bufs[buf_idx]; + buf->buf.y_crop_width = ref->y_crop_width; + buf->buf.y_crop_height = ref->y_crop_height; + cpi->scaled_ref_idx[ref_frame - 1] = buf_idx; + ++buf->ref_count; + } + } else { + if (cpi->oxcf.pass != 0 || cpi->use_svc) + cpi->scaled_ref_idx[ref_frame - 1] = INVALID_IDX; + } + } +} + +static void release_scaled_references(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + int i; + if (cpi->oxcf.pass == 0 && !cpi->use_svc) { + // Only release scaled references under certain conditions: + // if reference will be updated, or if scaled reference has same resolution. + int refresh[3]; + refresh[0] = (cpi->refresh_last_frame) ? 1 : 0; + refresh[1] = (cpi->refresh_golden_frame) ? 1 : 0; + refresh[2] = (cpi->refresh_alt_ref_frame) ? 1 : 0; + for (i = LAST_FRAME; i <= ALTREF_FRAME; ++i) { + const int idx = cpi->scaled_ref_idx[i - 1]; + if (idx != INVALID_IDX) { + RefCntBuffer *const buf = &cm->buffer_pool->frame_bufs[idx]; + const YV12_BUFFER_CONFIG *const ref = get_ref_frame_buffer(cpi, i); + if (refresh[i - 1] || (buf->buf.y_crop_width == ref->y_crop_width && + buf->buf.y_crop_height == ref->y_crop_height)) { + --buf->ref_count; + cpi->scaled_ref_idx[i - 1] = INVALID_IDX; + } + } + } + } else { + for (i = 0; i < REFS_PER_FRAME; ++i) { + const int idx = cpi->scaled_ref_idx[i]; + if (idx != INVALID_IDX) { + RefCntBuffer *const buf = &cm->buffer_pool->frame_bufs[idx]; + --buf->ref_count; + cpi->scaled_ref_idx[i] = INVALID_IDX; + } + } + } +} + +static void full_to_model_count(unsigned int *model_count, + unsigned int *full_count) { + int n; + model_count[ZERO_TOKEN] = full_count[ZERO_TOKEN]; + model_count[ONE_TOKEN] = full_count[ONE_TOKEN]; + model_count[TWO_TOKEN] = full_count[TWO_TOKEN]; + for (n = THREE_TOKEN; n < EOB_TOKEN; ++n) + model_count[TWO_TOKEN] += full_count[n]; + model_count[EOB_MODEL_TOKEN] = full_count[EOB_TOKEN]; +} + +static void full_to_model_counts(vp9_coeff_count_model *model_count, + vp9_coeff_count *full_count) { + int i, j, k, l; + + for (i = 0; i < PLANE_TYPES; ++i) + for (j = 0; j < REF_TYPES; ++j) + for (k = 0; k < COEF_BANDS; ++k) + for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) + full_to_model_count(model_count[i][j][k][l], full_count[i][j][k][l]); +} + +#if 0 && CONFIG_INTERNAL_STATS +static void output_frame_level_debug_stats(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + FILE *const f = fopen("tmp.stt", cm->current_video_frame ? "a" : "w"); + int64_t recon_err; + + vpx_clear_system_state(); + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + recon_err = vpx_highbd_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } else { + recon_err = vpx_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } +#else + recon_err = vpx_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); +#endif // CONFIG_VP9_HIGHBITDEPTH + + + if (cpi->twopass.total_left_stats.coded_error != 0.0) { + double dc_quant_devisor; +#if CONFIG_VP9_HIGHBITDEPTH + switch (cm->bit_depth) { + case VPX_BITS_8: + dc_quant_devisor = 4.0; + break; + case VPX_BITS_10: + dc_quant_devisor = 16.0; + break; + default: + assert(cm->bit_depth == VPX_BITS_12); + dc_quant_devisor = 64.0; + break; + } +#else + dc_quant_devisor = 4.0; +#endif + + if (!cm->current_video_frame) { + fprintf(f, "frame, width, height, last ts, last end ts, " + "source_alt_ref_pending, source_alt_ref_active, " + "this_frame_target, projected_frame_size, " + "projected_frame_size / MBs, " + "projected_frame_size - this_frame_target, " + "vbr_bits_off_target, vbr_bits_off_target_fast, " + "twopass.extend_minq, twopass.extend_minq_fast, " + "total_target_vs_actual, " + "starting_buffer_level - bits_off_target, " + "total_actual_bits, base_qindex, q for base_qindex, " + "dc quant, q for active_worst_quality, avg_q, q for oxcf.cq_level, " + "refresh_last_frame, refresh_golden_frame, refresh_alt_ref_frame, " + "frame_type, gfu_boost, " + "twopass.bits_left, " + "twopass.total_left_stats.coded_error, " + "twopass.bits_left / (1 + twopass.total_left_stats.coded_error), " + "tot_recode_hits, recon_err, kf_boost, " + "twopass.kf_zeromotion_pct, twopass.fr_content_type, " + "filter_level, seg.aq_av_offset\n"); + } + + fprintf(f, "%10u, %d, %d, %10"PRId64", %10"PRId64", %d, %d, %10d, %10d, " + "%10d, %10d, %10"PRId64", %10"PRId64", %5d, %5d, %10"PRId64", " + "%10"PRId64", %10"PRId64", %10d, %7.2lf, %7.2lf, %7.2lf, %7.2lf, " + "%7.2lf, %6d, %6d, %5d, %5d, %5d, %10"PRId64", %10.3lf, %10lf, %8u, " + "%10"PRId64", %10d, %10d, %10d, %10d, %10d\n", + cpi->common.current_video_frame, + cm->width, cm->height, + cpi->last_time_stamp_seen, + cpi->last_end_time_stamp_seen, + cpi->rc.source_alt_ref_pending, + cpi->rc.source_alt_ref_active, + cpi->rc.this_frame_target, + cpi->rc.projected_frame_size, + cpi->rc.projected_frame_size / cpi->common.MBs, + (cpi->rc.projected_frame_size - cpi->rc.this_frame_target), + cpi->rc.vbr_bits_off_target, + cpi->rc.vbr_bits_off_target_fast, + cpi->twopass.extend_minq, + cpi->twopass.extend_minq_fast, + cpi->rc.total_target_vs_actual, + (cpi->rc.starting_buffer_level - cpi->rc.bits_off_target), + cpi->rc.total_actual_bits, cm->base_qindex, + vp9_convert_qindex_to_q(cm->base_qindex, cm->bit_depth), + (double)vp9_dc_quant(cm->base_qindex, 0, cm->bit_depth) / + dc_quant_devisor, + vp9_convert_qindex_to_q(cpi->twopass.active_worst_quality, + cm->bit_depth), + cpi->rc.avg_q, + vp9_convert_qindex_to_q(cpi->oxcf.cq_level, cm->bit_depth), + cpi->refresh_last_frame, cpi->refresh_golden_frame, + cpi->refresh_alt_ref_frame, cm->frame_type, cpi->rc.gfu_boost, + cpi->twopass.bits_left, + cpi->twopass.total_left_stats.coded_error, + cpi->twopass.bits_left / + (1 + cpi->twopass.total_left_stats.coded_error), + cpi->tot_recode_hits, recon_err, cpi->rc.kf_boost, + cpi->twopass.kf_zeromotion_pct, + cpi->twopass.fr_content_type, + cm->lf.filter_level, + cm->seg.aq_av_offset); + } + fclose(f); + + if (0) { + FILE *const fmodes = fopen("Modes.stt", "a"); + int i; + + fprintf(fmodes, "%6d:%1d:%1d:%1d ", cpi->common.current_video_frame, + cm->frame_type, cpi->refresh_golden_frame, + cpi->refresh_alt_ref_frame); + + for (i = 0; i < MAX_MODES; ++i) + fprintf(fmodes, "%5d ", cpi->mode_chosen_counts[i]); + + fprintf(fmodes, "\n"); + + fclose(fmodes); + } +} +#endif + +static void set_mv_search_params(VP9_COMP *cpi) { + const VP9_COMMON *const cm = &cpi->common; + const unsigned int max_mv_def = VPXMIN(cm->width, cm->height); + + // Default based on max resolution. + cpi->mv_step_param = vp9_init_search_range(max_mv_def); + + if (cpi->sf.mv.auto_mv_step_size) { + if (frame_is_intra_only(cm)) { + // Initialize max_mv_magnitude for use in the first INTER frame + // after a key/intra-only frame. + cpi->max_mv_magnitude = max_mv_def; + } else { + if (cm->show_frame) { + // Allow mv_steps to correspond to twice the max mv magnitude found + // in the previous frame, capped by the default max_mv_magnitude based + // on resolution. + cpi->mv_step_param = vp9_init_search_range( + VPXMIN(max_mv_def, 2 * cpi->max_mv_magnitude)); + } + cpi->max_mv_magnitude = 0; + } + } +} + +static void set_size_independent_vars(VP9_COMP *cpi) { + vp9_set_speed_features_framesize_independent(cpi, cpi->oxcf.speed); + vp9_set_rd_speed_thresholds(cpi); + vp9_set_rd_speed_thresholds_sub8x8(cpi); + cpi->common.interp_filter = cpi->sf.default_interp_filter; +} + +static void set_size_dependent_vars(VP9_COMP *cpi, int *q, int *bottom_index, + int *top_index) { + VP9_COMMON *const cm = &cpi->common; + + // Setup variables that depend on the dimensions of the frame. + vp9_set_speed_features_framesize_dependent(cpi, cpi->oxcf.speed); + + // Decide q and q bounds. + *q = vp9_rc_pick_q_and_bounds(cpi, bottom_index, top_index); + + if (cpi->oxcf.rc_mode == VPX_CBR && cpi->rc.force_max_q) { + *q = cpi->rc.worst_quality; + cpi->rc.force_max_q = 0; + } + + if (cpi->use_svc) { + cpi->svc.base_qindex[cpi->svc.spatial_layer_id] = *q; + } + + if (!frame_is_intra_only(cm)) { + vp9_set_high_precision_mv(cpi, (*q) < HIGH_PRECISION_MV_QTHRESH); + } + +#if !CONFIG_REALTIME_ONLY + // Configure experimental use of segmentation for enhanced coding of + // static regions if indicated. + // Only allowed in the second pass of a two pass encode, as it requires + // lagged coding, and if the relevant speed feature flag is set. + if (cpi->oxcf.pass == 2 && cpi->sf.static_segmentation) + configure_static_seg_features(cpi); +#endif // !CONFIG_REALTIME_ONLY + +#if CONFIG_VP9_POSTPROC && !(CONFIG_VP9_TEMPORAL_DENOISING) + if (cpi->oxcf.noise_sensitivity > 0) { + int l = 0; + switch (cpi->oxcf.noise_sensitivity) { + case 1: l = 20; break; + case 2: l = 40; break; + case 3: l = 60; break; + case 4: + case 5: l = 100; break; + case 6: l = 150; break; + } + if (!cpi->common.postproc_state.limits) { + CHECK_MEM_ERROR(&cm->error, cpi->common.postproc_state.limits, + vpx_calloc(cpi->un_scaled_source->y_width, + sizeof(*cpi->common.postproc_state.limits))); + } + vp9_denoise(&cpi->common, cpi->Source, cpi->Source, l, + cpi->common.postproc_state.limits); + } +#endif // CONFIG_VP9_POSTPROC +} + +static void init_motion_estimation(VP9_COMP *cpi) { + int y_stride = cpi->scaled_source.y_stride; + + if (cpi->sf.mv.search_method == NSTEP) { + vp9_init3smotion_compensation(&cpi->ss_cfg, y_stride); + } else if (cpi->sf.mv.search_method == DIAMOND) { + vp9_init_dsmotion_compensation(&cpi->ss_cfg, y_stride); + } +} + +static void set_frame_size(VP9_COMP *cpi) { + int ref_frame; + VP9_COMMON *const cm = &cpi->common; + VP9EncoderConfig *const oxcf = &cpi->oxcf; + MACROBLOCKD *const xd = &cpi->td.mb.e_mbd; + +#if !CONFIG_REALTIME_ONLY + if (oxcf->pass == 2 && oxcf->rc_mode == VPX_VBR && + ((oxcf->resize_mode == RESIZE_FIXED && cm->current_video_frame == 0) || + (oxcf->resize_mode == RESIZE_DYNAMIC && cpi->resize_pending))) { + calculate_coded_size(cpi, &oxcf->scaled_frame_width, + &oxcf->scaled_frame_height); + + // There has been a change in frame size. + vp9_set_size_literal(cpi, oxcf->scaled_frame_width, + oxcf->scaled_frame_height); + } +#endif // !CONFIG_REALTIME_ONLY + + if (oxcf->pass == 0 && oxcf->rc_mode == VPX_CBR && + oxcf->resize_mode == RESIZE_DYNAMIC && cpi->resize_pending != 0) { + // For SVC scaled width/height will have been set (svc->resize_set=1) + // in get_svc_params based on the layer width/height. + if (!cpi->use_svc || !cpi->svc.resize_set) { + oxcf->scaled_frame_width = + (oxcf->width * cpi->resize_scale_num) / cpi->resize_scale_den; + oxcf->scaled_frame_height = + (oxcf->height * cpi->resize_scale_num) / cpi->resize_scale_den; + // There has been a change in frame size. + vp9_set_size_literal(cpi, oxcf->scaled_frame_width, + oxcf->scaled_frame_height); + } + + // TODO(agrange) Scale cpi->max_mv_magnitude if frame-size has changed. + set_mv_search_params(cpi); + + vp9_noise_estimate_init(&cpi->noise_estimate, cm->width, cm->height); +#if CONFIG_VP9_TEMPORAL_DENOISING + // Reset the denoiser on the resized frame. + if (cpi->oxcf.noise_sensitivity > 0) { + vp9_denoiser_free(&(cpi->denoiser)); + setup_denoiser_buffer(cpi); + // Dynamic resize is only triggered for non-SVC, so we can force + // golden frame update here as temporary fix to denoiser. + cpi->refresh_golden_frame = 1; + } +#endif + } + + if ((oxcf->pass == 2) && !cpi->use_svc) { + vp9_set_target_rate(cpi); + } + + alloc_frame_mvs(cm, cm->new_fb_idx); + + // Reset the frame pointers to the current frame size. + if (vpx_realloc_frame_buffer(get_frame_new_buffer(cm), cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate frame buffer"); + + alloc_util_frame_buffers(cpi); + init_motion_estimation(cpi); + + for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { + RefBuffer *const ref_buf = &cm->frame_refs[ref_frame - 1]; + const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame); + + ref_buf->idx = buf_idx; + + if (buf_idx != INVALID_IDX) { + YV12_BUFFER_CONFIG *const buf = &cm->buffer_pool->frame_bufs[buf_idx].buf; + ref_buf->buf = buf; +#if CONFIG_VP9_HIGHBITDEPTH + vp9_setup_scale_factors_for_frame( + &ref_buf->sf, buf->y_crop_width, buf->y_crop_height, cm->width, + cm->height, (buf->flags & YV12_FLAG_HIGHBITDEPTH) ? 1 : 0); +#else + vp9_setup_scale_factors_for_frame(&ref_buf->sf, buf->y_crop_width, + buf->y_crop_height, cm->width, + cm->height); +#endif // CONFIG_VP9_HIGHBITDEPTH + if (vp9_is_scaled(&ref_buf->sf)) vpx_extend_frame_borders(buf); + } else { + ref_buf->buf = NULL; + } + } + + set_ref_ptrs(cm, xd, LAST_FRAME, LAST_FRAME); +} + +static void save_encode_params(VP9_COMP *cpi) { + int tile_idx; + int i, j; + TileDataEnc *tile_data; + RD_OPT *rd_opt = &cpi->rd; + for (i = 0; i < MAX_REF_FRAMES; i++) { + for (j = 0; j < REFERENCE_MODES; j++) + rd_opt->prediction_type_threshes_prev[i][j] = + rd_opt->prediction_type_threshes[i][j]; + + for (j = 0; j < SWITCHABLE_FILTER_CONTEXTS; j++) + rd_opt->filter_threshes_prev[i][j] = rd_opt->filter_threshes[i][j]; + } + + for (tile_idx = 0; tile_idx < cpi->allocated_tiles; tile_idx++) { + assert(cpi->tile_data); + tile_data = &cpi->tile_data[tile_idx]; + vp9_copy(tile_data->thresh_freq_fact_prev, tile_data->thresh_freq_fact); + } +} + +static INLINE void set_raw_source_frame(VP9_COMP *cpi) { +#ifdef ENABLE_KF_DENOISE + if (is_spatial_denoise_enabled(cpi)) { + cpi->raw_source_frame = vp9_scale_if_required( + cm, &cpi->raw_unscaled_source, &cpi->raw_scaled_source, + (oxcf->pass == 0), EIGHTTAP, 0); + } else { + cpi->raw_source_frame = cpi->Source; + } +#else + cpi->raw_source_frame = cpi->Source; +#endif +} + +static int encode_without_recode_loop(VP9_COMP *cpi, size_t *size, + uint8_t *dest) { + VP9_COMMON *const cm = &cpi->common; + SVC *const svc = &cpi->svc; + int q = 0, bottom_index = 0, top_index = 0; + int no_drop_scene_change = 0; + const INTERP_FILTER filter_scaler = + (is_one_pass_svc(cpi)) + ? svc->downsample_filter_type[svc->spatial_layer_id] + : EIGHTTAP; + const int phase_scaler = + (is_one_pass_svc(cpi)) + ? svc->downsample_filter_phase[svc->spatial_layer_id] + : 0; + + if (cm->show_existing_frame) { + cpi->rc.this_frame_target = 0; + if (is_psnr_calc_enabled(cpi)) set_raw_source_frame(cpi); + return 1; + } + + svc->time_stamp_prev[svc->spatial_layer_id] = svc->time_stamp_superframe; + + // Flag to check if its valid to compute the source sad (used for + // scene detection and for superblock content state in CBR mode). + // The flag may get reset below based on SVC or resizing state. + cpi->compute_source_sad_onepass = cpi->oxcf.mode == REALTIME; + + vpx_clear_system_state(); + + set_frame_size(cpi); + + if (is_one_pass_svc(cpi) && + cpi->un_scaled_source->y_width == cm->width << 2 && + cpi->un_scaled_source->y_height == cm->height << 2 && + svc->scaled_temp.y_width == cm->width << 1 && + svc->scaled_temp.y_height == cm->height << 1) { + // For svc, if it is a 1/4x1/4 downscaling, do a two-stage scaling to take + // advantage of the 1:2 optimized scaler. In the process, the 1/2x1/2 + // result will be saved in scaled_temp and might be used later. + const INTERP_FILTER filter_scaler2 = svc->downsample_filter_type[1]; + const int phase_scaler2 = svc->downsample_filter_phase[1]; + cpi->Source = vp9_svc_twostage_scale( + cm, cpi->un_scaled_source, &cpi->scaled_source, &svc->scaled_temp, + filter_scaler, phase_scaler, filter_scaler2, phase_scaler2); + svc->scaled_one_half = 1; + } else if (is_one_pass_svc(cpi) && + cpi->un_scaled_source->y_width == cm->width << 1 && + cpi->un_scaled_source->y_height == cm->height << 1 && + svc->scaled_one_half) { + // If the spatial layer is 1/2x1/2 and the scaling is already done in the + // two-stage scaling, use the result directly. + cpi->Source = &svc->scaled_temp; + svc->scaled_one_half = 0; + } else { + cpi->Source = vp9_scale_if_required( + cm, cpi->un_scaled_source, &cpi->scaled_source, (cpi->oxcf.pass == 0), + filter_scaler, phase_scaler); + } +#ifdef OUTPUT_YUV_SVC_SRC + // Write out at most 3 spatial layers. + if (is_one_pass_svc(cpi) && svc->spatial_layer_id < 3) { + vpx_write_yuv_frame(yuv_svc_src[svc->spatial_layer_id], cpi->Source); + } +#endif + // Unfiltered raw source used in metrics calculation if the source + // has been filtered. + if (is_psnr_calc_enabled(cpi)) { +#ifdef ENABLE_KF_DENOISE + if (is_spatial_denoise_enabled(cpi)) { + cpi->raw_source_frame = vp9_scale_if_required( + cm, &cpi->raw_unscaled_source, &cpi->raw_scaled_source, + (cpi->oxcf.pass == 0), EIGHTTAP, phase_scaler); + } else { + cpi->raw_source_frame = cpi->Source; + } +#else + cpi->raw_source_frame = cpi->Source; +#endif + } + + if ((cpi->use_svc && + (svc->spatial_layer_id < svc->number_spatial_layers - 1 || + svc->temporal_layer_id < svc->number_temporal_layers - 1 || + svc->current_superframe < 1)) || + cpi->resize_pending || cpi->resize_state || cpi->external_resize || + cpi->resize_state != ORIG) { + cpi->compute_source_sad_onepass = 0; + if (cpi->content_state_sb_fd != NULL) + memset(cpi->content_state_sb_fd, 0, + (cm->mi_stride >> 3) * ((cm->mi_rows >> 3) + 1) * + sizeof(*cpi->content_state_sb_fd)); + } + + // Avoid scaling last_source unless its needed. + // Last source is needed if avg_source_sad() is used, or if + // partition_search_type == SOURCE_VAR_BASED_PARTITION, or if noise + // estimation is enabled. + if (cpi->unscaled_last_source != NULL && + (cpi->oxcf.content == VP9E_CONTENT_SCREEN || + (cpi->oxcf.pass == 0 && cpi->oxcf.rc_mode == VPX_VBR && + cpi->oxcf.mode == REALTIME && cpi->oxcf.speed >= 5) || + cpi->sf.partition_search_type == SOURCE_VAR_BASED_PARTITION || + (cpi->noise_estimate.enabled && !cpi->oxcf.noise_sensitivity) || + cpi->compute_source_sad_onepass)) + cpi->Last_Source = vp9_scale_if_required( + cm, cpi->unscaled_last_source, &cpi->scaled_last_source, + (cpi->oxcf.pass == 0), EIGHTTAP, 0); + + if (cpi->Last_Source == NULL || + cpi->Last_Source->y_width != cpi->Source->y_width || + cpi->Last_Source->y_height != cpi->Source->y_height) + cpi->compute_source_sad_onepass = 0; + + if (frame_is_intra_only(cm) || cpi->resize_pending != 0) { + memset(cpi->consec_zero_mv, 0, + cm->mi_rows * cm->mi_cols * sizeof(*cpi->consec_zero_mv)); + } + +#if CONFIG_VP9_TEMPORAL_DENOISING + if (cpi->oxcf.noise_sensitivity > 0 && cpi->use_svc) + vp9_denoiser_reset_on_first_frame(cpi); +#endif + + // Scene detection is always used for VBR mode or screen-content case. + // For other cases (e.g., CBR mode) use it for 5 <= speed < 8 for now + // (need to check encoding time cost for doing this for speed 8). + cpi->rc.high_source_sad = 0; + cpi->rc.hybrid_intra_scene_change = 0; + cpi->rc.re_encode_maxq_scene_change = 0; + if (cm->show_frame && cpi->oxcf.mode == REALTIME && + (cpi->oxcf.rc_mode == VPX_VBR || + cpi->oxcf.content == VP9E_CONTENT_SCREEN || + (cpi->oxcf.speed >= 5 && cpi->oxcf.speed < 8))) + vp9_scene_detection_onepass(cpi); + + if (svc->spatial_layer_id == svc->first_spatial_layer_to_encode) { + svc->high_source_sad_superframe = cpi->rc.high_source_sad; + svc->high_num_blocks_with_motion = cpi->rc.high_num_blocks_with_motion; + // On scene change reset temporal layer pattern to TL0. + // Note that if the base/lower spatial layers are skipped: instead of + // inserting base layer here, we force max-q for the next superframe + // with lower spatial layers: this is done in vp9_encodedframe_overshoot() + // when max-q is decided for the current layer. + // Only do this reset for bypass/flexible mode. + if (svc->high_source_sad_superframe && svc->temporal_layer_id > 0 && + svc->temporal_layering_mode == VP9E_TEMPORAL_LAYERING_MODE_BYPASS) { + // rc->high_source_sad will get reset so copy it to restore it. + int tmp_high_source_sad = cpi->rc.high_source_sad; + vp9_svc_reset_temporal_layers(cpi, cm->frame_type == KEY_FRAME); + cpi->rc.high_source_sad = tmp_high_source_sad; + } + } + + vp9_update_noise_estimate(cpi); + + // For 1 pass CBR, check if we are dropping this frame. + // Never drop on key frame, if base layer is key for svc, + // on scene change, or if superframe has layer sync. + if ((cpi->rc.high_source_sad || svc->high_source_sad_superframe) && + !(cpi->rc.use_post_encode_drop && svc->last_layer_dropped[0])) + no_drop_scene_change = 1; + if (cpi->oxcf.pass == 0 && cpi->oxcf.rc_mode == VPX_CBR && + !frame_is_intra_only(cm) && !no_drop_scene_change && + !svc->superframe_has_layer_sync && + (!cpi->use_svc || + !svc->layer_context[svc->temporal_layer_id].is_key_frame)) { + if (vp9_rc_drop_frame(cpi)) return 0; + } + + // For 1 pass SVC, only ZEROMV is allowed for spatial reference frame + // when svc->force_zero_mode_spatial_ref = 1. Under those conditions we can + // avoid this frame-level upsampling (for non intra_only frames). + // For SVC single_layer mode, dynamic resize is allowed and we need to + // scale references for this case. + if (frame_is_intra_only(cm) == 0 && + ((svc->single_layer_svc && cpi->oxcf.resize_mode == RESIZE_DYNAMIC) || + !(is_one_pass_svc(cpi) && svc->force_zero_mode_spatial_ref))) { + vp9_scale_references(cpi); + } + + set_size_independent_vars(cpi); + set_size_dependent_vars(cpi, &q, &bottom_index, &top_index); + + // search method and step parameter might be changed in speed settings. + init_motion_estimation(cpi); + + if (cpi->sf.copy_partition_flag) alloc_copy_partition_data(cpi); + + if (cpi->sf.svc_use_lowres_part && + svc->spatial_layer_id == svc->number_spatial_layers - 2) { + if (svc->prev_partition_svc == NULL) { + CHECK_MEM_ERROR( + &cm->error, svc->prev_partition_svc, + (BLOCK_SIZE *)vpx_calloc(cm->mi_stride * cm->mi_rows, + sizeof(*svc->prev_partition_svc))); + } + } + + // TODO(jianj): Look into issue of skin detection with high bitdepth. + if (cm->bit_depth == 8 && cpi->oxcf.speed >= 5 && cpi->oxcf.pass == 0 && + cpi->oxcf.rc_mode == VPX_CBR && + cpi->oxcf.content != VP9E_CONTENT_SCREEN && + cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { + cpi->use_skin_detection = 1; + } + + // Enable post encode frame dropping for CBR on non key frame, when + // ext_use_post_encode_drop is specified by user. + cpi->rc.use_post_encode_drop = cpi->rc.ext_use_post_encode_drop && + cpi->oxcf.rc_mode == VPX_CBR && + cm->frame_type != KEY_FRAME; + + vp9_set_quantizer(cpi, q); + vp9_set_variance_partition_thresholds(cpi, q, 0); + + setup_frame(cpi); + + suppress_active_map(cpi); + + if (cpi->use_svc) { + // On non-zero spatial layer, check for disabling inter-layer + // prediction. + if (svc->spatial_layer_id > 0) vp9_svc_constrain_inter_layer_pred(cpi); + vp9_svc_assert_constraints_pattern(cpi); + } + + if (cpi->rc.last_post_encode_dropped_scene_change) { + cpi->rc.high_source_sad = 1; + svc->high_source_sad_superframe = 1; + // For now disable use_source_sad since Last_Source will not be the previous + // encoded but the dropped one. + cpi->sf.use_source_sad = 0; + cpi->rc.last_post_encode_dropped_scene_change = 0; + } + // Check if this high_source_sad (scene/slide change) frame should be + // encoded at high/max QP, and if so, set the q and adjust some rate + // control parameters. + if (cpi->sf.overshoot_detection_cbr_rt == FAST_DETECTION_MAXQ && + (cpi->rc.high_source_sad || + (cpi->use_svc && svc->high_source_sad_superframe))) { + if (vp9_encodedframe_overshoot(cpi, -1, &q)) { + vp9_set_quantizer(cpi, q); + vp9_set_variance_partition_thresholds(cpi, q, 0); + } + } + +#if !CONFIG_REALTIME_ONLY + // Variance adaptive and in frame q adjustment experiments are mutually + // exclusive. + if (cpi->oxcf.aq_mode == VARIANCE_AQ) { + vp9_vaq_frame_setup(cpi); + } else if (cpi->oxcf.aq_mode == EQUATOR360_AQ) { + vp9_360aq_frame_setup(cpi); + } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) { + vp9_setup_in_frame_q_adj(cpi); + } else if (cpi->oxcf.aq_mode == LOOKAHEAD_AQ) { + // it may be pretty bad for rate-control, + // and I should handle it somehow + vp9_alt_ref_aq_setup_map(cpi->alt_ref_aq, cpi); + } else { +#endif + // If ROI is enabled and skip feature is used for segmentation, apply cyclic + // refresh but not apply ROI for skip for the first 20 frames (defined by + // FRAMES_NO_SKIPPING_AFTER_KEY) after key frame to improve quality. + if (cpi->roi.enabled && !frame_is_intra_only(cm)) { + if (cpi->roi.skip[BACKGROUND_SEG_SKIP_ID]) { + if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) + vp9_cyclic_refresh_setup(cpi); + if (cpi->rc.frames_since_key > FRAMES_NO_SKIPPING_AFTER_KEY) + apply_roi_map(cpi); + } else { + apply_roi_map(cpi); + } + } else if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { + vp9_cyclic_refresh_setup(cpi); + } + +#if !CONFIG_REALTIME_ONLY + } +#endif + + apply_active_map(cpi); + + vp9_encode_frame(cpi); + + // Check if we should re-encode this frame at high Q because of high + // overshoot based on the encoded frame size. Only for frames where + // high temporal-source SAD is detected. + // For SVC: all spatial layers are checked for re-encoding. + if (cpi->sf.overshoot_detection_cbr_rt == RE_ENCODE_MAXQ && + (cpi->rc.high_source_sad || + (cpi->use_svc && svc->high_source_sad_superframe))) { + int frame_size = 0; + // Get an estimate of the encoded frame size. + save_coding_context(cpi); + vp9_pack_bitstream(cpi, dest, size); + restore_coding_context(cpi); + frame_size = (int)(*size) << 3; + // Check if encoded frame will overshoot too much, and if so, set the q and + // adjust some rate control parameters, and return to re-encode the frame. + if (vp9_encodedframe_overshoot(cpi, frame_size, &q)) { + vpx_clear_system_state(); + vp9_set_quantizer(cpi, q); + vp9_set_variance_partition_thresholds(cpi, q, 0); + suppress_active_map(cpi); + // Turn-off cyclic refresh for re-encoded frame. + if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { + CYCLIC_REFRESH *const cr = cpi->cyclic_refresh; + unsigned char *const seg_map = cpi->segmentation_map; + memset(seg_map, 0, cm->mi_rows * cm->mi_cols); + memset(cr->last_coded_q_map, MAXQ, + cm->mi_rows * cm->mi_cols * sizeof(*cr->last_coded_q_map)); + cr->sb_index = 0; + vp9_disable_segmentation(&cm->seg); + } + apply_active_map(cpi); + vp9_encode_frame(cpi); + } + } + + // Update some stats from cyclic refresh, and check for golden frame update. + if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && cm->seg.enabled && + !frame_is_intra_only(cm) && cpi->cyclic_refresh->content_mode) + vp9_cyclic_refresh_postencode(cpi); + + // Update the skip mb flag probabilities based on the distribution + // seen in the last encoder iteration. + // update_base_skip_probs(cpi); + vpx_clear_system_state(); + return 1; +} + +static int get_ref_frame_flags(const VP9_COMP *cpi) { + const int *const map = cpi->common.ref_frame_map; + const int gold_is_last = map[cpi->gld_fb_idx] == map[cpi->lst_fb_idx]; + const int alt_is_last = map[cpi->alt_fb_idx] == map[cpi->lst_fb_idx]; + const int gold_is_alt = map[cpi->gld_fb_idx] == map[cpi->alt_fb_idx]; + int flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG; + + if (gold_is_last) flags &= ~VP9_GOLD_FLAG; + + if (cpi->rc.frames_till_gf_update_due == INT_MAX && + (cpi->svc.number_temporal_layers == 1 && + cpi->svc.number_spatial_layers == 1)) + flags &= ~VP9_GOLD_FLAG; + + if (alt_is_last) flags &= ~VP9_ALT_FLAG; + + if (gold_is_alt) flags &= ~VP9_ALT_FLAG; + + return flags; +} + +#if !CONFIG_REALTIME_ONLY +#define MAX_QSTEP_ADJ 4 +static int get_qstep_adj(int rate_excess, int rate_limit) { + int qstep = + rate_limit ? ((rate_excess + rate_limit / 2) / rate_limit) : INT_MAX; + return VPXMIN(qstep, MAX_QSTEP_ADJ); +} + +#if CONFIG_RATE_CTRL +static void init_rq_history(RATE_QINDEX_HISTORY *rq_history) { + rq_history->recode_count = 0; + rq_history->q_index_high = 255; + rq_history->q_index_low = 0; +} + +static void update_rq_history(RATE_QINDEX_HISTORY *rq_history, int target_bits, + int actual_bits, int q_index) { + rq_history->q_index_history[rq_history->recode_count] = q_index; + rq_history->rate_history[rq_history->recode_count] = actual_bits; + if (actual_bits <= target_bits) { + rq_history->q_index_high = q_index; + } + if (actual_bits >= target_bits) { + rq_history->q_index_low = q_index; + } + rq_history->recode_count += 1; +} + +static int guess_q_index_from_model(const RATE_QSTEP_MODEL *rq_model, + int target_bits) { + // The model predicts bits as follows. + // target_bits = bias - ratio * log2(q_step) + // Given the target_bits, we compute the q_step as follows. + double q_step; + assert(rq_model->ratio > 0); + q_step = pow(2.0, (rq_model->bias - target_bits) / rq_model->ratio); + // TODO(angiebird): Make this function support highbitdepth. + return vp9_convert_q_to_qindex(q_step, VPX_BITS_8); +} + +static int guess_q_index_linear(int prev_q_index, int target_bits, + int actual_bits, int gap) { + int q_index = prev_q_index; + if (actual_bits < target_bits) { + q_index -= gap; + q_index = VPXMAX(q_index, 0); + } else { + q_index += gap; + q_index = VPXMIN(q_index, 255); + } + return q_index; +} + +static double get_bits_percent_diff(int target_bits, int actual_bits) { + double diff; + target_bits = VPXMAX(target_bits, 1); + diff = abs(target_bits - actual_bits) * 1. / target_bits; + return diff * 100; +} + +static int rq_model_predict_q_index(const RATE_QSTEP_MODEL *rq_model, + const RATE_QINDEX_HISTORY *rq_history, + int target_bits) { + int q_index = 128; + if (rq_history->recode_count > 0) { + const int actual_bits = + rq_history->rate_history[rq_history->recode_count - 1]; + const int prev_q_index = + rq_history->q_index_history[rq_history->recode_count - 1]; + const double percent_diff = get_bits_percent_diff(target_bits, actual_bits); + if (percent_diff > 50) { + // Binary search. + // When the actual_bits and target_bits are far apart, binary search + // q_index is faster. + q_index = (rq_history->q_index_low + rq_history->q_index_high) / 2; + } else { + if (rq_model->ready) { + q_index = guess_q_index_from_model(rq_model, target_bits); + } else { + // TODO(angiebird): Find a better way to set the gap. + q_index = + guess_q_index_linear(prev_q_index, target_bits, actual_bits, 20); + } + } + } else { + if (rq_model->ready) { + q_index = guess_q_index_from_model(rq_model, target_bits); + } + } + + assert(rq_history->q_index_low <= rq_history->q_index_high); + if (q_index <= rq_history->q_index_low) { + q_index = rq_history->q_index_low + 1; + } + if (q_index >= rq_history->q_index_high) { + q_index = rq_history->q_index_high - 1; + } + return q_index; +} + +static void rq_model_update(const RATE_QINDEX_HISTORY *rq_history, + int target_bits, RATE_QSTEP_MODEL *rq_model) { + const int recode_count = rq_history->recode_count; + const double delta = 0.00001; + if (recode_count >= 2) { + const int q_index1 = rq_history->q_index_history[recode_count - 2]; + const int q_index2 = rq_history->q_index_history[recode_count - 1]; + const int r1 = rq_history->rate_history[recode_count - 2]; + const int r2 = rq_history->rate_history[recode_count - 1]; + int valid = 0; + // lower q_index should yield higher bit rate + if (q_index1 < q_index2) { + valid = r1 > r2; + } else if (q_index1 > q_index2) { + valid = r1 < r2; + } + // Only update the model when the q_index and rate behave normally. + if (valid) { + // Fit the ratio and bias of rq_model based on last two recode histories. + const double s1 = vp9_convert_qindex_to_q(q_index1, VPX_BITS_8); + const double s2 = vp9_convert_qindex_to_q(q_index2, VPX_BITS_8); + if (fabs(log2(s1) - log2(s2)) > delta) { + rq_model->ratio = (r2 - r1) / (log2(s1) - log2(s2)); + rq_model->bias = r1 + (rq_model->ratio) * log2(s1); + if (rq_model->ratio > delta && rq_model->bias > delta) { + rq_model->ready = 1; + } + } + } + } else if (recode_count == 1) { + if (rq_model->ready) { + // Update the ratio only when the initial model exists and we only have + // one recode history. + const int prev_q = rq_history->q_index_history[recode_count - 1]; + const double prev_q_step = vp9_convert_qindex_to_q(prev_q, VPX_BITS_8); + if (fabs(log2(prev_q_step)) > delta) { + const int actual_bits = rq_history->rate_history[recode_count - 1]; + rq_model->ratio = + rq_model->ratio + (target_bits - actual_bits) / log2(prev_q_step); + } + } + } +} +#endif // CONFIG_RATE_CTRL + +static void encode_with_recode_loop(VP9_COMP *cpi, size_t *size, uint8_t *dest +#if CONFIG_RATE_CTRL + , + RATE_QINDEX_HISTORY *rq_history +#endif // CONFIG_RATE_CTRL +) { + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + VP9_COMMON *const cm = &cpi->common; + RATE_CONTROL *const rc = &cpi->rc; + int bottom_index, top_index; + int loop_count = 0; + int loop_at_this_size = 0; + int loop = 0; + int overshoot_seen = 0; + int undershoot_seen = 0; + int frame_over_shoot_limit; + int frame_under_shoot_limit; + int q = 0, q_low = 0, q_high = 0; + int enable_acl; +#ifdef AGGRESSIVE_VBR + int qrange_adj = 1; +#endif + + // A flag which indicates whether we are recoding the current frame + // when the current frame size is larger than the max frame size in the + // external rate control model. + // This flag doesn't have any impact when external rate control is not used. + int ext_rc_recode = 0; + // Maximal frame size allowed by the external rate control. + // case: 0, we ignore the max frame size limit, and encode with the qindex + // passed in by the external rate control model. + // If the external qindex is VPX_DEFAULT_Q, libvpx will pick a qindex + // and may recode if undershoot/overshoot is seen. + // If the external qindex is not VPX_DEFAULT_Q, we force no recode. + // case: -1, we take libvpx's decision for the max frame size, as well as + // the recode decision. + // Otherwise: if a specific size is given, libvpx's recode decision + // will respect the given size. + int ext_rc_max_frame_size = 0; + // Use VP9's decision of qindex. This flag is in use only in external rate + // control model to help determine whether to recode when + // |ext_rc_max_frame_size| is 0. + int ext_rc_use_default_q = 1; + const int orig_rc_max_frame_bandwidth = rc->max_frame_bandwidth; + +#if CONFIG_RATE_CTRL + RATE_QSTEP_MODEL *rq_model; + { + const FRAME_UPDATE_TYPE update_type = + cpi->twopass.gf_group.update_type[cpi->twopass.gf_group.index]; + const ENCODE_FRAME_TYPE frame_type = get_encode_frame_type(update_type); + rq_model = &cpi->rq_model[frame_type]; + } + init_rq_history(rq_history); +#endif // CONFIG_RATE_CTRL + + if (cm->show_existing_frame) { + rc->this_frame_target = 0; + if (is_psnr_calc_enabled(cpi)) set_raw_source_frame(cpi); + return; + } + + set_size_independent_vars(cpi); + + enable_acl = cpi->sf.allow_acl ? (cm->frame_type == KEY_FRAME) || + (cpi->twopass.gf_group.index == 1) + : 0; + +#if CONFIG_COLLECT_COMPONENT_TIMING + printf("\n Encoding a frame: \n"); +#endif + do { + vpx_clear_system_state(); + + set_frame_size(cpi); + + if (loop_count == 0 || cpi->resize_pending != 0) { + set_size_dependent_vars(cpi, &q, &bottom_index, &top_index); + +#ifdef AGGRESSIVE_VBR + if (two_pass_first_group_inter(cpi)) { + // Adjustment limits for min and max q + qrange_adj = VPXMAX(1, (top_index - bottom_index) / 2); + + bottom_index = + VPXMAX(bottom_index - qrange_adj / 2, oxcf->best_allowed_q); + top_index = VPXMIN(oxcf->worst_allowed_q, top_index + qrange_adj / 2); + } +#endif + // TODO(agrange) Scale cpi->max_mv_magnitude if frame-size has changed. + set_mv_search_params(cpi); + + // Reset the loop state for new frame size. + overshoot_seen = 0; + undershoot_seen = 0; + + // Reconfiguration for change in frame size has concluded. + cpi->resize_pending = 0; + + q_low = bottom_index; + q_high = top_index; + + loop_at_this_size = 0; + } + + // Decide frame size bounds first time through. + if (loop_count == 0) { + vp9_rc_compute_frame_size_bounds(cpi, rc->this_frame_target, + &frame_under_shoot_limit, + &frame_over_shoot_limit); + } + + cpi->Source = + vp9_scale_if_required(cm, cpi->un_scaled_source, &cpi->scaled_source, + (oxcf->pass == 0), EIGHTTAP, 0); + + // Unfiltered raw source used in metrics calculation if the source + // has been filtered. + if (is_psnr_calc_enabled(cpi)) { +#ifdef ENABLE_KF_DENOISE + if (is_spatial_denoise_enabled(cpi)) { + cpi->raw_source_frame = vp9_scale_if_required( + cm, &cpi->raw_unscaled_source, &cpi->raw_scaled_source, + (oxcf->pass == 0), EIGHTTAP, 0); + } else { + cpi->raw_source_frame = cpi->Source; + } +#else + cpi->raw_source_frame = cpi->Source; +#endif + } + + if (cpi->unscaled_last_source != NULL) + cpi->Last_Source = vp9_scale_if_required(cm, cpi->unscaled_last_source, + &cpi->scaled_last_source, + (oxcf->pass == 0), EIGHTTAP, 0); + + if (frame_is_intra_only(cm) == 0) { + if (loop_count > 0) { + release_scaled_references(cpi); + } + vp9_scale_references(cpi); + } + +#if CONFIG_RATE_CTRL + // TODO(angiebird): This is a hack for making sure the encoder use the + // external_quantize_index exactly. Avoid this kind of hack later. + if (cpi->oxcf.use_simple_encode_api) { + if (cpi->encode_command.use_external_target_frame_bits) { + q = rq_model_predict_q_index(rq_model, rq_history, + rc->this_frame_target); + } + if (cpi->encode_command.use_external_quantize_index) { + q = cpi->encode_command.external_quantize_index; + } + } +#endif // CONFIG_RATE_CTRL + if (cpi->ext_ratectrl.ready && !ext_rc_recode && + (cpi->ext_ratectrl.funcs.rc_type & VPX_RC_QP) != 0) { + vpx_codec_err_t codec_status; + const GF_GROUP *gf_group = &cpi->twopass.gf_group; + vpx_rc_encodeframe_decision_t encode_frame_decision; + FRAME_UPDATE_TYPE update_type = gf_group->update_type[gf_group->index]; + const int ref_frame_flags = get_ref_frame_flags(cpi); + RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES]; + const RefCntBuffer *curr_frame_buf = + get_ref_cnt_buffer(cm, cm->new_fb_idx); + // index 0 of a gf group is always KEY/OVERLAY/GOLDEN. + // index 1 refers to the first encoding frame in a gf group. + // Therefore if it is ARF_UPDATE, it means this gf group uses alt ref. + // See function define_gf_group_structure(). + const int use_alt_ref = gf_group->update_type[1] == ARF_UPDATE; + get_ref_frame_bufs(cpi, ref_frame_bufs); + codec_status = vp9_extrc_get_encodeframe_decision( + &cpi->ext_ratectrl, curr_frame_buf->frame_index, + cm->current_frame_coding_index, gf_group->index, update_type, + gf_group->gf_group_size, use_alt_ref, ref_frame_bufs, ref_frame_flags, + &encode_frame_decision); + if (codec_status != VPX_CODEC_OK) { + vpx_internal_error(&cm->error, codec_status, + "vp9_extrc_get_encodeframe_decision() failed"); + } + // If the external model recommends a reserved value, we use + // libvpx's default q. + if (encode_frame_decision.q_index != VPX_DEFAULT_Q) { + q = encode_frame_decision.q_index; + ext_rc_use_default_q = 0; + } + ext_rc_max_frame_size = encode_frame_decision.max_frame_size; + } + + vp9_set_quantizer(cpi, q); + + if (loop_count == 0) setup_frame(cpi); + + // Variance adaptive and in frame q adjustment experiments are mutually + // exclusive. + if (oxcf->aq_mode == VARIANCE_AQ) { + vp9_vaq_frame_setup(cpi); + } else if (oxcf->aq_mode == EQUATOR360_AQ) { + vp9_360aq_frame_setup(cpi); + } else if (oxcf->aq_mode == COMPLEXITY_AQ) { + vp9_setup_in_frame_q_adj(cpi); + } else if (oxcf->aq_mode == LOOKAHEAD_AQ) { + vp9_alt_ref_aq_setup_map(cpi->alt_ref_aq, cpi); + } else if (oxcf->aq_mode == PSNR_AQ) { + vp9_psnr_aq_mode_setup(&cm->seg); + } + + vp9_encode_frame(cpi); + + // Update the skip mb flag probabilities based on the distribution + // seen in the last encoder iteration. + // update_base_skip_probs(cpi); + + vpx_clear_system_state(); + + // Dummy pack of the bitstream using up to date stats to get an + // accurate estimate of output frame size to determine if we need + // to recode. + if (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF) { + save_coding_context(cpi); + if (!cpi->sf.use_nonrd_pick_mode) vp9_pack_bitstream(cpi, dest, size); + + rc->projected_frame_size = (int)(*size) << 3; + + if (frame_over_shoot_limit == 0) frame_over_shoot_limit = 1; + } + + if (cpi->ext_ratectrl.ready && + (cpi->ext_ratectrl.funcs.rc_type & VPX_RC_QP) != 0) { + // In general, for the external rate control, we take the qindex provided + // as input and encode the frame with this qindex faithfully. However, + // in some extreme scenarios, the provided qindex leads to a massive + // overshoot of frame size. In this case, we fall back to VP9's decision + // to pick a new qindex and recode the frame. We return the new qindex + // through the API to the external model. + if (ext_rc_max_frame_size == 0) { + if (!ext_rc_use_default_q) break; + } else if (ext_rc_max_frame_size == -1) { + // Do nothing, fall back to libvpx's recode decision. + } else { + // Change the max frame size, used in libvpx's recode decision. + rc->max_frame_bandwidth = ext_rc_max_frame_size; + } + ext_rc_recode = 1; + } +#if CONFIG_RATE_CTRL + if (cpi->oxcf.use_simple_encode_api) { + // This part needs to be after save_coding_context() because + // restore_coding_context will be called in the end of this function. + // TODO(angiebird): This is a hack for making sure the encoder use the + // external_quantize_index exactly. Avoid this kind of hack later. + if (cpi->encode_command.use_external_quantize_index) { + break; + } + + if (cpi->encode_command.use_external_target_frame_bits) { + const double percent_diff = get_bits_percent_diff( + rc->this_frame_target, rc->projected_frame_size); + update_rq_history(rq_history, rc->this_frame_target, + rc->projected_frame_size, q); + loop_count += 1; + + rq_model_update(rq_history, rc->this_frame_target, rq_model); + + // Check if we hit the target bitrate. + if (percent_diff <= + cpi->encode_command.target_frame_bits_error_percent || + rq_history->recode_count >= RATE_CTRL_MAX_RECODE_NUM || + rq_history->q_index_low >= rq_history->q_index_high) { + break; + } + + loop = 1; + restore_coding_context(cpi); + continue; + } + } +#endif // CONFIG_RATE_CTRL + + if (oxcf->rc_mode == VPX_Q) { + loop = 0; + } else { + if ((cm->frame_type == KEY_FRAME) && rc->this_key_frame_forced && + (rc->projected_frame_size < rc->max_frame_bandwidth)) { + int last_q = q; + int64_t kf_err; + + int64_t high_err_target = cpi->ambient_err; + int64_t low_err_target = cpi->ambient_err >> 1; + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + kf_err = vpx_highbd_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } else { + kf_err = vpx_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } +#else + kf_err = vpx_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); +#endif // CONFIG_VP9_HIGHBITDEPTH + + // Prevent possible divide by zero error below for perfect KF + kf_err += !kf_err; + + // The key frame is not good enough or we can afford + // to make it better without undue risk of popping. + if ((kf_err > high_err_target && + rc->projected_frame_size <= frame_over_shoot_limit) || + (kf_err > low_err_target && + rc->projected_frame_size <= frame_under_shoot_limit)) { + // Lower q_high + q_high = q > q_low ? q - 1 : q_low; + + // Adjust Q + q = (int)((q * high_err_target) / kf_err); + q = VPXMIN(q, (q_high + q_low) >> 1); + } else if (kf_err < low_err_target && + rc->projected_frame_size >= frame_under_shoot_limit) { + // The key frame is much better than the previous frame + // Raise q_low + q_low = q < q_high ? q + 1 : q_high; + + // Adjust Q + q = (int)((q * low_err_target) / kf_err); + q = VPXMIN(q, (q_high + q_low + 1) >> 1); + } + + // Clamp Q to upper and lower limits: + q = clamp(q, q_low, q_high); + + loop = q != last_q; + } else if (recode_loop_test(cpi, frame_over_shoot_limit, + frame_under_shoot_limit, q, + VPXMAX(q_high, top_index), bottom_index)) { + // Is the projected frame size out of range and are we allowed + // to attempt to recode. + int last_q = q; + int retries = 0; + int qstep; + + if (cpi->resize_pending == 1) { + // Change in frame size so go back around the recode loop. + cpi->rc.frame_size_selector = + SCALE_STEP1 - cpi->rc.frame_size_selector; + cpi->rc.next_frame_size_selector = cpi->rc.frame_size_selector; + +#if CONFIG_INTERNAL_STATS + ++cpi->tot_recode_hits; +#endif + ++loop_count; + loop = 1; + continue; + } + + // Frame size out of permitted range: + // Update correction factor & compute new Q to try... + + // Frame is too large + if (rc->projected_frame_size > rc->this_frame_target) { + // Special case if the projected size is > the max allowed. + if ((q == q_high) && + ((rc->projected_frame_size >= rc->max_frame_bandwidth) || + (!rc->is_src_frame_alt_ref && + (rc->projected_frame_size >= + big_rate_miss_high_threshold(cpi))))) { + int max_rate = VPXMAX(1, VPXMIN(rc->max_frame_bandwidth, + big_rate_miss_high_threshold(cpi))); + double q_val_high; + q_val_high = vp9_convert_qindex_to_q(q_high, cm->bit_depth); + q_val_high = + q_val_high * ((double)rc->projected_frame_size / max_rate); + q_high = vp9_convert_q_to_qindex(q_val_high, cm->bit_depth); + q_high = clamp(q_high, rc->best_quality, rc->worst_quality); + } + + // Raise Qlow as to at least the current value + qstep = + get_qstep_adj(rc->projected_frame_size, rc->this_frame_target); + q_low = VPXMIN(q + qstep, q_high); + + if (undershoot_seen || loop_at_this_size > 1) { + // Update rate_correction_factor unless + vp9_rc_update_rate_correction_factors(cpi); + + q = (q_high + q_low + 1) / 2; + } else { + // Update rate_correction_factor unless + vp9_rc_update_rate_correction_factors(cpi); + + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, bottom_index, + VPXMAX(q_high, top_index)); + + while (q < q_low && retries < 10) { + vp9_rc_update_rate_correction_factors(cpi); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, bottom_index, + VPXMAX(q_high, top_index)); + retries++; + } + } + + overshoot_seen = 1; + } else { + // Frame is too small + qstep = + get_qstep_adj(rc->this_frame_target, rc->projected_frame_size); + q_high = VPXMAX(q - qstep, q_low); + + if (overshoot_seen || loop_at_this_size > 1) { + vp9_rc_update_rate_correction_factors(cpi); + q = (q_high + q_low) / 2; + } else { + vp9_rc_update_rate_correction_factors(cpi); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, + VPXMIN(q_low, bottom_index), top_index); + // Special case reset for qlow for constrained quality. + // This should only trigger where there is very substantial + // undershoot on a frame and the auto cq level is above + // the user passed in value. + if (oxcf->rc_mode == VPX_CQ && q < q_low) { + q_low = q; + } + + while (q > q_high && retries < 10) { + vp9_rc_update_rate_correction_factors(cpi); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, + VPXMIN(q_low, bottom_index), top_index); + retries++; + } + } + undershoot_seen = 1; + } + + // Clamp Q to upper and lower limits: + q = clamp(q, q_low, q_high); + + loop = (q != last_q); + } else { + loop = 0; + } + } + + // Special case for overlay frame. + if (rc->is_src_frame_alt_ref && + rc->projected_frame_size < rc->max_frame_bandwidth) + loop = 0; + + if (loop) { + ++loop_count; + ++loop_at_this_size; + +#if CONFIG_INTERNAL_STATS + ++cpi->tot_recode_hits; +#endif + } + + if (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF) + if (loop) restore_coding_context(cpi); +#if CONFIG_COLLECT_COMPONENT_TIMING + if (loop) printf("\n Recoding:"); +#endif + } while (loop); + + rc->max_frame_bandwidth = orig_rc_max_frame_bandwidth; + +#ifdef AGGRESSIVE_VBR + if (two_pass_first_group_inter(cpi)) { + cpi->twopass.active_worst_quality = + VPXMIN(q + qrange_adj, oxcf->worst_allowed_q); + } else if (!frame_is_kf_gf_arf(cpi)) { +#else + if (!frame_is_kf_gf_arf(cpi)) { +#endif + // Have we been forced to adapt Q outside the expected range by an extreme + // rate miss. If so adjust the active maxQ for the subsequent frames. + if (!rc->is_src_frame_alt_ref && (q > cpi->twopass.active_worst_quality)) { + cpi->twopass.active_worst_quality = q; + } else if (oxcf->vbr_corpus_complexity && q == q_low && + rc->projected_frame_size < rc->this_frame_target) { + cpi->twopass.active_worst_quality = + VPXMAX(q, cpi->twopass.active_worst_quality - 1); + } + } + + if (enable_acl) { + // Skip recoding, if model diff is below threshold + const int thresh = compute_context_model_thresh(cpi); + const int diff = compute_context_model_diff(cm); + if (diff >= thresh) { + vp9_encode_frame(cpi); + } + } + if (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF) { + vpx_clear_system_state(); + restore_coding_context(cpi); + } +} +#endif // !CONFIG_REALTIME_ONLY + +static void set_ext_overrides(VP9_COMP *cpi) { + // Overrides the defaults with the externally supplied values with + // vp9_update_reference() and vp9_update_entropy() calls + // Note: The overrides are valid only for the next frame passed + // to encode_frame_to_data_rate() function + if (cpi->ext_refresh_frame_context_pending) { + cpi->common.refresh_frame_context = cpi->ext_refresh_frame_context; + cpi->ext_refresh_frame_context_pending = 0; + } + if (cpi->ext_refresh_frame_flags_pending) { + cpi->refresh_last_frame = cpi->ext_refresh_last_frame; + cpi->refresh_golden_frame = cpi->ext_refresh_golden_frame; + cpi->refresh_alt_ref_frame = cpi->ext_refresh_alt_ref_frame; + } +} + +YV12_BUFFER_CONFIG *vp9_svc_twostage_scale( + VP9_COMMON *cm, YV12_BUFFER_CONFIG *unscaled, YV12_BUFFER_CONFIG *scaled, + YV12_BUFFER_CONFIG *scaled_temp, INTERP_FILTER filter_type, + int phase_scaler, INTERP_FILTER filter_type2, int phase_scaler2) { + if (cm->mi_cols * MI_SIZE != unscaled->y_width || + cm->mi_rows * MI_SIZE != unscaled->y_height) { +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->bit_depth == VPX_BITS_8) { + vp9_scale_and_extend_frame(unscaled, scaled_temp, filter_type2, + phase_scaler2); + vp9_scale_and_extend_frame(scaled_temp, scaled, filter_type, + phase_scaler); + } else { + scale_and_extend_frame(unscaled, scaled_temp, (int)cm->bit_depth, + filter_type2, phase_scaler2); + scale_and_extend_frame(scaled_temp, scaled, (int)cm->bit_depth, + filter_type, phase_scaler); + } +#else + vp9_scale_and_extend_frame(unscaled, scaled_temp, filter_type2, + phase_scaler2); + vp9_scale_and_extend_frame(scaled_temp, scaled, filter_type, phase_scaler); +#endif // CONFIG_VP9_HIGHBITDEPTH + return scaled; + } else { + return unscaled; + } +} + +YV12_BUFFER_CONFIG *vp9_scale_if_required( + VP9_COMMON *cm, YV12_BUFFER_CONFIG *unscaled, YV12_BUFFER_CONFIG *scaled, + int use_normative_scaler, INTERP_FILTER filter_type, int phase_scaler) { + if (cm->mi_cols * MI_SIZE != unscaled->y_width || + cm->mi_rows * MI_SIZE != unscaled->y_height) { +#if CONFIG_VP9_HIGHBITDEPTH + if (use_normative_scaler && unscaled->y_width <= (scaled->y_width << 1) && + unscaled->y_height <= (scaled->y_height << 1)) + if (cm->bit_depth == VPX_BITS_8) + vp9_scale_and_extend_frame(unscaled, scaled, filter_type, phase_scaler); + else + scale_and_extend_frame(unscaled, scaled, (int)cm->bit_depth, + filter_type, phase_scaler); + else + scale_and_extend_frame_nonnormative(unscaled, scaled, (int)cm->bit_depth); +#else + if (use_normative_scaler && unscaled->y_width <= (scaled->y_width << 1) && + unscaled->y_height <= (scaled->y_height << 1)) + vp9_scale_and_extend_frame(unscaled, scaled, filter_type, phase_scaler); + else + scale_and_extend_frame_nonnormative(unscaled, scaled); +#endif // CONFIG_VP9_HIGHBITDEPTH + return scaled; + } else { + return unscaled; + } +} + +static void set_ref_sign_bias(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + RefCntBuffer *const ref_buffer = get_ref_cnt_buffer(cm, cm->new_fb_idx); + const int cur_frame_index = ref_buffer->frame_index; + MV_REFERENCE_FRAME ref_frame; + + for (ref_frame = LAST_FRAME; ref_frame < MAX_REF_FRAMES; ++ref_frame) { + const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame); + const RefCntBuffer *const ref_cnt_buf = + get_ref_cnt_buffer(&cpi->common, buf_idx); + if (ref_cnt_buf) { + cm->ref_frame_sign_bias[ref_frame] = + cur_frame_index < ref_cnt_buf->frame_index; + } + } +} + +static int setup_interp_filter_search_mask(VP9_COMP *cpi) { + INTERP_FILTER ifilter; + int ref_total[MAX_REF_FRAMES] = { 0 }; + MV_REFERENCE_FRAME ref; + int mask = 0; + if (cpi->common.last_frame_type == KEY_FRAME || cpi->refresh_alt_ref_frame) + return mask; + for (ref = LAST_FRAME; ref <= ALTREF_FRAME; ++ref) + for (ifilter = EIGHTTAP; ifilter <= EIGHTTAP_SHARP; ++ifilter) + ref_total[ref] += cpi->interp_filter_selected[ref][ifilter]; + + for (ifilter = EIGHTTAP; ifilter <= EIGHTTAP_SHARP; ++ifilter) { + if ((ref_total[LAST_FRAME] && + cpi->interp_filter_selected[LAST_FRAME][ifilter] == 0) && + (ref_total[GOLDEN_FRAME] == 0 || + cpi->interp_filter_selected[GOLDEN_FRAME][ifilter] * 50 < + ref_total[GOLDEN_FRAME]) && + (ref_total[ALTREF_FRAME] == 0 || + cpi->interp_filter_selected[ALTREF_FRAME][ifilter] * 50 < + ref_total[ALTREF_FRAME])) + mask |= 1 << ifilter; + } + return mask; +} + +#ifdef ENABLE_KF_DENOISE +// Baseline kernel weights for denoise +static uint8_t dn_kernal_3[9] = { 1, 2, 1, 2, 4, 2, 1, 2, 1 }; +static uint8_t dn_kernal_5[25] = { 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 4, + 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1 }; + +static INLINE void add_denoise_point(int centre_val, int data_val, int thresh, + uint8_t point_weight, int *sum_val, + int *sum_weight) { + if (abs(centre_val - data_val) <= thresh) { + *sum_weight += point_weight; + *sum_val += (int)data_val * (int)point_weight; + } +} + +static void spatial_denoise_point(uint8_t *src_ptr, const int stride, + const int strength) { + int sum_weight = 0; + int sum_val = 0; + int thresh = strength; + int kernal_size = 5; + int half_k_size = 2; + int i, j; + int max_diff = 0; + uint8_t *tmp_ptr; + uint8_t *kernal_ptr; + + // Find the maximum deviation from the source point in the locale. + tmp_ptr = src_ptr - (stride * (half_k_size + 1)) - (half_k_size + 1); + for (i = 0; i < kernal_size + 2; ++i) { + for (j = 0; j < kernal_size + 2; ++j) { + max_diff = VPXMAX(max_diff, abs((int)*src_ptr - (int)tmp_ptr[j])); + } + tmp_ptr += stride; + } + + // Select the kernel size. + if (max_diff > (strength + (strength >> 1))) { + kernal_size = 3; + half_k_size = 1; + thresh = thresh >> 1; + } + kernal_ptr = (kernal_size == 3) ? dn_kernal_3 : dn_kernal_5; + + // Apply the kernel + tmp_ptr = src_ptr - (stride * half_k_size) - half_k_size; + for (i = 0; i < kernal_size; ++i) { + for (j = 0; j < kernal_size; ++j) { + add_denoise_point((int)*src_ptr, (int)tmp_ptr[j], thresh, *kernal_ptr, + &sum_val, &sum_weight); + ++kernal_ptr; + } + tmp_ptr += stride; + } + + // Update the source value with the new filtered value + *src_ptr = (uint8_t)((sum_val + (sum_weight >> 1)) / sum_weight); +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void highbd_spatial_denoise_point(uint16_t *src_ptr, const int stride, + const int strength) { + int sum_weight = 0; + int sum_val = 0; + int thresh = strength; + int kernal_size = 5; + int half_k_size = 2; + int i, j; + int max_diff = 0; + uint16_t *tmp_ptr; + uint8_t *kernal_ptr; + + // Find the maximum deviation from the source point in the locale. + tmp_ptr = src_ptr - (stride * (half_k_size + 1)) - (half_k_size + 1); + for (i = 0; i < kernal_size + 2; ++i) { + for (j = 0; j < kernal_size + 2; ++j) { + max_diff = VPXMAX(max_diff, abs((int)src_ptr - (int)tmp_ptr[j])); + } + tmp_ptr += stride; + } + + // Select the kernel size. + if (max_diff > (strength + (strength >> 1))) { + kernal_size = 3; + half_k_size = 1; + thresh = thresh >> 1; + } + kernal_ptr = (kernal_size == 3) ? dn_kernal_3 : dn_kernal_5; + + // Apply the kernel + tmp_ptr = src_ptr - (stride * half_k_size) - half_k_size; + for (i = 0; i < kernal_size; ++i) { + for (j = 0; j < kernal_size; ++j) { + add_denoise_point((int)*src_ptr, (int)tmp_ptr[j], thresh, *kernal_ptr, + &sum_val, &sum_weight); + ++kernal_ptr; + } + tmp_ptr += stride; + } + + // Update the source value with the new filtered value + *src_ptr = (uint16_t)((sum_val + (sum_weight >> 1)) / sum_weight); +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +// Apply thresholded spatial noise suppression to a given buffer. +static void spatial_denoise_buffer(VP9_COMP *cpi, uint8_t *buffer, + const int stride, const int width, + const int height, const int strength) { + VP9_COMMON *const cm = &cpi->common; + uint8_t *src_ptr = buffer; + int row; + int col; + + for (row = 0; row < height; ++row) { + for (col = 0; col < width; ++col) { +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) + highbd_spatial_denoise_point(CONVERT_TO_SHORTPTR(&src_ptr[col]), stride, + strength); + else + spatial_denoise_point(&src_ptr[col], stride, strength); +#else + spatial_denoise_point(&src_ptr[col], stride, strength); +#endif // CONFIG_VP9_HIGHBITDEPTH + } + src_ptr += stride; + } +} + +// Apply thresholded spatial noise suppression to source. +static void spatial_denoise_frame(VP9_COMP *cpi) { + YV12_BUFFER_CONFIG *src = cpi->Source; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + TWO_PASS *const twopass = &cpi->twopass; + VP9_COMMON *const cm = &cpi->common; + + // Base the filter strength on the current active max Q. + const int q = (int)(vp9_convert_qindex_to_q(twopass->active_worst_quality, + cm->bit_depth)); + int strength = + VPXMAX(oxcf->arnr_strength >> 2, VPXMIN(oxcf->arnr_strength, (q >> 4))); + + // Denoise each of Y,U and V buffers. + spatial_denoise_buffer(cpi, src->y_buffer, src->y_stride, src->y_width, + src->y_height, strength); + + strength += (strength >> 1); + spatial_denoise_buffer(cpi, src->u_buffer, src->uv_stride, src->uv_width, + src->uv_height, strength << 1); + + spatial_denoise_buffer(cpi, src->v_buffer, src->uv_stride, src->uv_width, + src->uv_height, strength << 1); +} +#endif // ENABLE_KF_DENOISE + +#if !CONFIG_REALTIME_ONLY +static void vp9_try_disable_lookahead_aq(VP9_COMP *cpi, size_t *size, + uint8_t *dest) { + if (cpi->common.seg.enabled) + if (ALT_REF_AQ_PROTECT_GAIN) { + size_t nsize = *size; + int overhead; + + // TODO(yuryg): optimize this, as + // we don't really need to repack + + save_coding_context(cpi); + vp9_disable_segmentation(&cpi->common.seg); + vp9_pack_bitstream(cpi, dest, &nsize); + restore_coding_context(cpi); + + overhead = (int)*size - (int)nsize; + + if (vp9_alt_ref_aq_disable_if(cpi->alt_ref_aq, overhead, (int)*size)) + vp9_encode_frame(cpi); + else + vp9_enable_segmentation(&cpi->common.seg); + } +} +#endif + +static void set_frame_index(VP9_COMP *cpi, VP9_COMMON *cm) { + RefCntBuffer *const ref_buffer = get_ref_cnt_buffer(cm, cm->new_fb_idx); + + if (ref_buffer) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + ref_buffer->frame_index = + cm->current_video_frame + gf_group->arf_src_offset[gf_group->index]; + ref_buffer->frame_coding_index = cm->current_frame_coding_index; + } +} + +static void set_mb_ssim_rdmult_scaling(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + ThreadData *td = &cpi->td; + MACROBLOCK *x = &td->mb; + MACROBLOCKD *xd = &x->e_mbd; + uint8_t *y_buffer = cpi->Source->y_buffer; + const int y_stride = cpi->Source->y_stride; + const int block_size = BLOCK_16X16; + + const int num_8x8_w = num_8x8_blocks_wide_lookup[block_size]; + const int num_8x8_h = num_8x8_blocks_high_lookup[block_size]; + const int num_cols = (cm->mi_cols + num_8x8_w - 1) / num_8x8_w; + const int num_rows = (cm->mi_rows + num_8x8_h - 1) / num_8x8_h; + double log_sum = 0.0; + int row, col; + + // Loop through each 64x64 block. + for (row = 0; row < num_rows; ++row) { + for (col = 0; col < num_cols; ++col) { + int mi_row, mi_col; + double var = 0.0, num_of_var = 0.0; + const int index = row * num_cols + col; + + for (mi_row = row * num_8x8_h; + mi_row < cm->mi_rows && mi_row < (row + 1) * num_8x8_h; ++mi_row) { + for (mi_col = col * num_8x8_w; + mi_col < cm->mi_cols && mi_col < (col + 1) * num_8x8_w; ++mi_col) { + struct buf_2d buf; + const int row_offset_y = mi_row << 3; + const int col_offset_y = mi_col << 3; + + buf.buf = y_buffer + row_offset_y * y_stride + col_offset_y; + buf.stride = y_stride; + + // In order to make SSIM_VAR_SCALE in a same scale for both 8 bit + // and high bit videos, the variance needs to be divided by 2.0 or + // 64.0 separately. + // TODO(sdeng): need to tune for 12bit videos. +#if CONFIG_VP9_HIGHBITDEPTH + if (cpi->Source->flags & YV12_FLAG_HIGHBITDEPTH) + var += vp9_high_get_sby_variance(cpi, &buf, BLOCK_8X8, xd->bd); + else +#endif + var += vp9_get_sby_variance(cpi, &buf, BLOCK_8X8); + + num_of_var += 1.0; + } + } + var = var / num_of_var / 64.0; + + // Curve fitting with an exponential model on all 16x16 blocks from the + // Midres dataset. + var = 67.035434 * (1 - exp(-0.0021489 * var)) + 17.492222; + cpi->mi_ssim_rdmult_scaling_factors[index] = var; + log_sum += log(var); + } + } + log_sum = exp(log_sum / (double)(num_rows * num_cols)); + + for (row = 0; row < num_rows; ++row) { + for (col = 0; col < num_cols; ++col) { + const int index = row * num_cols + col; + cpi->mi_ssim_rdmult_scaling_factors[index] /= log_sum; + } + } + + (void)xd; +} + +// Process the wiener variance in 16x16 block basis. +static int qsort_comp(const void *elem1, const void *elem2) { + int a = *((const int *)elem1); + int b = *((const int *)elem2); + if (a > b) return 1; + if (a < b) return -1; + return 0; +} + +static void init_mb_wiener_var_buffer(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + + if (cpi->mb_wiener_variance && cpi->mb_wiener_var_rows >= cm->mb_rows && + cpi->mb_wiener_var_cols >= cm->mb_cols) + return; + + vpx_free(cpi->mb_wiener_variance); + cpi->mb_wiener_variance = NULL; + + CHECK_MEM_ERROR( + &cm->error, cpi->mb_wiener_variance, + vpx_calloc(cm->mb_rows * cm->mb_cols, sizeof(*cpi->mb_wiener_variance))); + cpi->mb_wiener_var_rows = cm->mb_rows; + cpi->mb_wiener_var_cols = cm->mb_cols; +} + +static void set_mb_wiener_variance(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + uint8_t *buffer = cpi->Source->y_buffer; + int buf_stride = cpi->Source->y_stride; + +#if CONFIG_VP9_HIGHBITDEPTH + ThreadData *td = &cpi->td; + MACROBLOCK *x = &td->mb; + MACROBLOCKD *xd = &x->e_mbd; + DECLARE_ALIGNED(16, uint16_t, zero_pred16[32 * 32]); + DECLARE_ALIGNED(16, uint8_t, zero_pred8[32 * 32]); + uint8_t *zero_pred; +#else + DECLARE_ALIGNED(16, uint8_t, zero_pred[32 * 32]); +#endif + + DECLARE_ALIGNED(16, int16_t, src_diff[32 * 32]); + DECLARE_ALIGNED(16, tran_low_t, coeff[32 * 32]); + + int mb_row, mb_col, count = 0; + // Hard coded operating block size + const int block_size = 16; + const int coeff_count = block_size * block_size; + const TX_SIZE tx_size = TX_16X16; + +#if CONFIG_VP9_HIGHBITDEPTH + xd->cur_buf = cpi->Source; + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { + zero_pred = CONVERT_TO_BYTEPTR(zero_pred16); + memset(zero_pred16, 0, sizeof(*zero_pred16) * coeff_count); + } else { + zero_pred = zero_pred8; + memset(zero_pred8, 0, sizeof(*zero_pred8) * coeff_count); + } +#else + memset(zero_pred, 0, sizeof(*zero_pred) * coeff_count); +#endif + + cpi->norm_wiener_variance = 0; + + for (mb_row = 0; mb_row < cm->mb_rows; ++mb_row) { + for (mb_col = 0; mb_col < cm->mb_cols; ++mb_col) { + int idx; + int16_t median_val = 0; + uint8_t *mb_buffer = + buffer + mb_row * block_size * buf_stride + mb_col * block_size; + int64_t wiener_variance = 0; + +#if CONFIG_VP9_HIGHBITDEPTH + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { + vpx_highbd_subtract_block(block_size, block_size, src_diff, block_size, + mb_buffer, buf_stride, zero_pred, block_size, + xd->bd); + vp9_highbd_wht_fwd_txfm(src_diff, block_size, coeff, tx_size); + } else { + vpx_subtract_block(block_size, block_size, src_diff, block_size, + mb_buffer, buf_stride, zero_pred, block_size); + vp9_wht_fwd_txfm(src_diff, block_size, coeff, tx_size); + } +#else + vpx_subtract_block(block_size, block_size, src_diff, block_size, + mb_buffer, buf_stride, zero_pred, block_size); + vp9_wht_fwd_txfm(src_diff, block_size, coeff, tx_size); +#endif // CONFIG_VP9_HIGHBITDEPTH + + coeff[0] = 0; + for (idx = 1; idx < coeff_count; ++idx) coeff[idx] = abs(coeff[idx]); + + qsort(coeff, coeff_count - 1, sizeof(*coeff), qsort_comp); + + // Noise level estimation + median_val = coeff[coeff_count / 2]; + + // Wiener filter + for (idx = 1; idx < coeff_count; ++idx) { + int64_t sqr_coeff = (int64_t)coeff[idx] * coeff[idx]; + int64_t tmp_coeff = (int64_t)coeff[idx]; + if (median_val) { + tmp_coeff = (sqr_coeff * coeff[idx]) / + (sqr_coeff + (int64_t)median_val * median_val); + } + wiener_variance += tmp_coeff * tmp_coeff; + } + cpi->mb_wiener_variance[mb_row * cm->mb_cols + mb_col] = + wiener_variance / coeff_count; + cpi->norm_wiener_variance += + cpi->mb_wiener_variance[mb_row * cm->mb_cols + mb_col]; + ++count; + } + } + + if (count) cpi->norm_wiener_variance /= count; + cpi->norm_wiener_variance = VPXMAX(1, cpi->norm_wiener_variance); +} + +#if !CONFIG_REALTIME_ONLY +static void update_encode_frame_result_basic( + FRAME_UPDATE_TYPE update_type, int show_idx, int quantize_index, + ENCODE_FRAME_RESULT *encode_frame_result) { + encode_frame_result->show_idx = show_idx; + encode_frame_result->update_type = update_type; + encode_frame_result->quantize_index = quantize_index; +} + +#if CONFIG_RATE_CTRL +static void yv12_buffer_to_image_buffer(const YV12_BUFFER_CONFIG *yv12_buffer, + IMAGE_BUFFER *image_buffer) { + const uint8_t *src_buf_ls[3] = { yv12_buffer->y_buffer, yv12_buffer->u_buffer, + yv12_buffer->v_buffer }; + const int src_stride_ls[3] = { yv12_buffer->y_stride, yv12_buffer->uv_stride, + yv12_buffer->uv_stride }; + const int w_ls[3] = { yv12_buffer->y_crop_width, yv12_buffer->uv_crop_width, + yv12_buffer->uv_crop_width }; + const int h_ls[3] = { yv12_buffer->y_crop_height, yv12_buffer->uv_crop_height, + yv12_buffer->uv_crop_height }; + int plane; + for (plane = 0; plane < 3; ++plane) { + const int src_stride = src_stride_ls[plane]; + const int w = w_ls[plane]; + const int h = h_ls[plane]; + const uint8_t *src_buf = src_buf_ls[plane]; + uint8_t *dst_buf = image_buffer->plane_buffer[plane]; + int r; + assert(image_buffer->plane_width[plane] == w); + assert(image_buffer->plane_height[plane] == h); + for (r = 0; r < h; ++r) { + memcpy(dst_buf, src_buf, sizeof(*src_buf) * w); + src_buf += src_stride; + dst_buf += w; + } + } +} +// This function will update extra information specific for simple_encode APIs +static void update_encode_frame_result_simple_encode( + int ref_frame_flags, FRAME_UPDATE_TYPE update_type, + const YV12_BUFFER_CONFIG *source_frame, const RefCntBuffer *coded_frame_buf, + RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES], int quantize_index, + uint32_t bit_depth, uint32_t input_bit_depth, const FRAME_COUNTS *counts, + const PARTITION_INFO *partition_info, + const MOTION_VECTOR_INFO *motion_vector_info, + const TplDepStats *tpl_stats_info, + ENCODE_FRAME_RESULT *encode_frame_result) { + PSNR_STATS psnr; + update_encode_frame_result_basic(update_type, coded_frame_buf->frame_index, + quantize_index, encode_frame_result); +#if CONFIG_VP9_HIGHBITDEPTH + vpx_calc_highbd_psnr(source_frame, &coded_frame_buf->buf, &psnr, bit_depth, + input_bit_depth); +#else // CONFIG_VP9_HIGHBITDEPTH + (void)bit_depth; + (void)input_bit_depth; + vpx_calc_psnr(source_frame, &coded_frame_buf->buf, &psnr); +#endif // CONFIG_VP9_HIGHBITDEPTH + encode_frame_result->frame_coding_index = coded_frame_buf->frame_coding_index; + + vp9_get_ref_frame_info(update_type, ref_frame_flags, ref_frame_bufs, + encode_frame_result->ref_frame_coding_indexes, + encode_frame_result->ref_frame_valid_list); + + encode_frame_result->psnr = psnr.psnr[0]; + encode_frame_result->sse = psnr.sse[0]; + encode_frame_result->frame_counts = *counts; + encode_frame_result->partition_info = partition_info; + encode_frame_result->motion_vector_info = motion_vector_info; + encode_frame_result->tpl_stats_info = tpl_stats_info; + if (encode_frame_result->coded_frame.allocated) { + yv12_buffer_to_image_buffer(&coded_frame_buf->buf, + &encode_frame_result->coded_frame); + } +} +#endif // CONFIG_RATE_CTRL +#endif // !CONFIG_REALTIME_ONLY + +static void encode_frame_to_data_rate( + VP9_COMP *cpi, size_t *size, uint8_t *dest, unsigned int *frame_flags, + ENCODE_FRAME_RESULT *encode_frame_result) { + VP9_COMMON *const cm = &cpi->common; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + struct segmentation *const seg = &cm->seg; + TX_SIZE t; + + // SVC: skip encoding of enhancement layer if the layer target bandwidth = 0. + // No need to set svc.skip_enhancement_layer if whole superframe will be + // dropped. + if (cpi->use_svc && cpi->svc.spatial_layer_id > 0 && + cpi->oxcf.target_bandwidth == 0 && + !(cpi->svc.framedrop_mode != LAYER_DROP && + (cpi->svc.framedrop_mode != CONSTRAINED_FROM_ABOVE_DROP || + cpi->svc + .force_drop_constrained_from_above[cpi->svc.number_spatial_layers - + 1]) && + cpi->svc.drop_spatial_layer[0])) { + cpi->svc.skip_enhancement_layer = 1; + vp9_rc_postencode_update_drop_frame(cpi); + cpi->ext_refresh_frame_flags_pending = 0; + cpi->last_frame_dropped = 1; + cpi->svc.last_layer_dropped[cpi->svc.spatial_layer_id] = 1; + cpi->svc.drop_spatial_layer[cpi->svc.spatial_layer_id] = 1; + vp9_inc_frame_in_layer(cpi); + return; + } + + set_ext_overrides(cpi); + vpx_clear_system_state(); + +#ifdef ENABLE_KF_DENOISE + // Spatial denoise of key frame. + if (is_spatial_denoise_enabled(cpi)) spatial_denoise_frame(cpi); +#endif + + if (cm->show_existing_frame == 0) { + // Update frame index + set_frame_index(cpi, cm); + + // Set the arf sign bias for this frame. + set_ref_sign_bias(cpi); + } + + // Set default state for segment based loop filter update flags. + cm->lf.mode_ref_delta_update = 0; + + if (cpi->oxcf.pass == 2 && cpi->sf.adaptive_interp_filter_search) + cpi->sf.interp_filter_search_mask = setup_interp_filter_search_mask(cpi); + + // Set various flags etc to special state if it is a key frame. + if (frame_is_intra_only(cm)) { + // Reset the loop filter deltas and segmentation map. + vp9_reset_segment_features(&cm->seg); + + // If segmentation is enabled force a map update for key frames. + if (seg->enabled) { + seg->update_map = 1; + seg->update_data = 1; + } + + // The alternate reference frame cannot be active for a key frame. + cpi->rc.source_alt_ref_active = 0; + + cm->error_resilient_mode = oxcf->error_resilient_mode; + cm->frame_parallel_decoding_mode = oxcf->frame_parallel_decoding_mode; + + // By default, encoder assumes decoder can use prev_mi. + if (cm->error_resilient_mode) { + cm->frame_parallel_decoding_mode = 1; + cm->reset_frame_context = 0; + cm->refresh_frame_context = 0; + } else if (cm->intra_only) { + // Only reset the current context. + cm->reset_frame_context = 2; + } + } + + if (oxcf->tuning == VP8_TUNE_SSIM) set_mb_ssim_rdmult_scaling(cpi); + + if (oxcf->aq_mode == PERCEPTUAL_AQ) { + init_mb_wiener_var_buffer(cpi); + set_mb_wiener_variance(cpi); + } + + vpx_clear_system_state(); + +#if CONFIG_INTERNAL_STATS + memset(cpi->mode_chosen_counts, 0, + MAX_MODES * sizeof(*cpi->mode_chosen_counts)); +#endif + // Backup to ensure consistency between recodes + save_encode_params(cpi); + if (cpi->ext_ratectrl.ready && + (cpi->ext_ratectrl.funcs.rc_type & VPX_RC_RDMULT) != 0) { + vpx_codec_err_t codec_status; + const GF_GROUP *gf_group = &cpi->twopass.gf_group; + FRAME_UPDATE_TYPE update_type = gf_group->update_type[gf_group->index]; + const int ref_frame_flags = get_ref_frame_flags(cpi); + RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES]; + const RefCntBuffer *curr_frame_buf = get_ref_cnt_buffer(cm, cm->new_fb_idx); + // index 0 of a gf group is always KEY/OVERLAY/GOLDEN. + // index 1 refers to the first encoding frame in a gf group. + // Therefore if it is ARF_UPDATE, it means this gf group uses alt ref. + // See function define_gf_group_structure(). + const int use_alt_ref = gf_group->update_type[1] == ARF_UPDATE; + int ext_rdmult = VPX_DEFAULT_RDMULT; + get_ref_frame_bufs(cpi, ref_frame_bufs); + codec_status = vp9_extrc_get_frame_rdmult( + &cpi->ext_ratectrl, curr_frame_buf->frame_index, + cm->current_frame_coding_index, gf_group->index, update_type, + gf_group->gf_group_size, use_alt_ref, ref_frame_bufs, ref_frame_flags, + &ext_rdmult); + if (codec_status != VPX_CODEC_OK) { + vpx_internal_error(&cm->error, codec_status, + "vp9_extrc_get_frame_rdmult() failed"); + } + cpi->ext_ratectrl.ext_rdmult = ext_rdmult; + } + + if (cpi->sf.recode_loop == DISALLOW_RECODE) { + if (!encode_without_recode_loop(cpi, size, dest)) return; + } else { +#if !CONFIG_REALTIME_ONLY +#if CONFIG_RATE_CTRL + encode_with_recode_loop(cpi, size, dest, &encode_frame_result->rq_history); +#else // CONFIG_RATE_CTRL +#if CONFIG_COLLECT_COMPONENT_TIMING + start_timing(cpi, encode_with_recode_loop_time); +#endif + encode_with_recode_loop(cpi, size, dest); +#if CONFIG_COLLECT_COMPONENT_TIMING + end_timing(cpi, encode_with_recode_loop_time); +#endif +#endif // CONFIG_RATE_CTRL +#endif // !CONFIG_REALTIME_ONLY + } + + // TODO(jingning): When using show existing frame mode, we assume that the + // current ARF will be directly used as the final reconstructed frame. This is + // an encoder control scheme. One could in principle explore other + // possibilities to arrange the reference frame buffer and their coding order. + if (cm->show_existing_frame) { + ref_cnt_fb(cm->buffer_pool->frame_bufs, &cm->new_fb_idx, + cm->ref_frame_map[cpi->alt_fb_idx]); + } + +#if !CONFIG_REALTIME_ONLY + // Disable segmentation if it decrease rate/distortion ratio + if (cpi->oxcf.aq_mode == LOOKAHEAD_AQ) + vp9_try_disable_lookahead_aq(cpi, size, dest); +#endif + +#if CONFIG_VP9_TEMPORAL_DENOISING +#ifdef OUTPUT_YUV_DENOISED + if (oxcf->noise_sensitivity > 0 && denoise_svc(cpi)) { + vpx_write_yuv_frame(yuv_denoised_file, + &cpi->denoiser.running_avg_y[INTRA_FRAME]); + } +#endif +#endif +#ifdef OUTPUT_YUV_SKINMAP + if (cpi->common.current_video_frame > 1) { + vp9_output_skin_map(cpi, yuv_skinmap_file); + } +#endif + + // Special case code to reduce pulsing when key frames are forced at a + // fixed interval. Note the reconstruction error if it is the frame before + // the force key frame + if (cpi->rc.next_key_frame_forced && cpi->rc.frames_to_key == 1) { +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + cpi->ambient_err = + vpx_highbd_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } else { + cpi->ambient_err = vpx_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } +#else + cpi->ambient_err = vpx_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); +#endif // CONFIG_VP9_HIGHBITDEPTH + } + + // If the encoder forced a KEY_FRAME decision + if (cm->frame_type == KEY_FRAME) cpi->refresh_last_frame = 1; + + cm->frame_to_show = get_frame_new_buffer(cm); + cm->frame_to_show->color_space = cm->color_space; + cm->frame_to_show->color_range = cm->color_range; + cm->frame_to_show->render_width = cm->render_width; + cm->frame_to_show->render_height = cm->render_height; + +#if CONFIG_COLLECT_COMPONENT_TIMING + start_timing(cpi, loopfilter_frame_time); +#endif + // Pick the loop filter level for the frame. + loopfilter_frame(cpi, cm); +#if CONFIG_COLLECT_COMPONENT_TIMING + end_timing(cpi, loopfilter_frame_time); +#endif + + if (cpi->rc.use_post_encode_drop) save_coding_context(cpi); + +#if CONFIG_COLLECT_COMPONENT_TIMING + start_timing(cpi, vp9_pack_bitstream_time); +#endif + // build the bitstream + vp9_pack_bitstream(cpi, dest, size); +#if CONFIG_COLLECT_COMPONENT_TIMING + end_timing(cpi, vp9_pack_bitstream_time); +#endif + + if (cpi->ext_ratectrl.ready) { + const RefCntBuffer *coded_frame_buf = + get_ref_cnt_buffer(cm, cm->new_fb_idx); + vpx_codec_err_t codec_status = vp9_extrc_update_encodeframe_result( + &cpi->ext_ratectrl, (*size) << 3, cpi->Source, &coded_frame_buf->buf, + cm->bit_depth, cpi->oxcf.input_bit_depth, cm->base_qindex); + if (codec_status != VPX_CODEC_OK) { + vpx_internal_error(&cm->error, codec_status, + "vp9_extrc_update_encodeframe_result() failed"); + } + } +#if CONFIG_REALTIME_ONLY + (void)encode_frame_result; + assert(encode_frame_result == NULL); +#else // CONFIG_REALTIME_ONLY + if (encode_frame_result != NULL) { + const RefCntBuffer *coded_frame_buf = + get_ref_cnt_buffer(cm, cm->new_fb_idx); + RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES]; + FRAME_UPDATE_TYPE update_type = + cpi->twopass.gf_group.update_type[cpi->twopass.gf_group.index]; + int quantize_index = vp9_get_quantizer(cpi); + get_ref_frame_bufs(cpi, ref_frame_bufs); + // update_encode_frame_result() depends on twopass.gf_group.index and + // cm->new_fb_idx, cpi->Source, cpi->lst_fb_idx, cpi->gld_fb_idx and + // cpi->alt_fb_idx are updated for current frame and have + // not been updated for the next frame yet. + // The update locations are as follows. + // 1) twopass.gf_group.index is initialized at define_gf_group by vp9_zero() + // for the first frame in the gf_group and is updated for the next frame at + // vp9_twopass_postencode_update(). + // 2) cpi->Source is updated at the beginning of vp9_get_compressed_data() + // 3) cm->new_fb_idx is updated at the beginning of + // vp9_get_compressed_data() by get_free_fb(cm). + // 4) cpi->lst_fb_idx/gld_fb_idx/alt_fb_idx will be updated for the next + // frame at vp9_update_reference_frames(). + // This function needs to be called before vp9_update_reference_frames(). + // TODO(angiebird): Improve the codebase to make the update of frame + // dependent variables more robust. + + update_encode_frame_result_basic(update_type, coded_frame_buf->frame_index, + quantize_index, encode_frame_result); +#if CONFIG_RATE_CTRL + if (cpi->oxcf.use_simple_encode_api) { + const int ref_frame_flags = get_ref_frame_flags(cpi); + update_encode_frame_result_simple_encode( + ref_frame_flags, + cpi->twopass.gf_group.update_type[cpi->twopass.gf_group.index], + cpi->Source, coded_frame_buf, ref_frame_bufs, quantize_index, + cm->bit_depth, cpi->oxcf.input_bit_depth, cpi->td.counts, + cpi->partition_info, cpi->motion_vector_info, cpi->tpl_stats_info, + encode_frame_result); + } +#endif // CONFIG_RATE_CTRL + } +#endif // CONFIG_REALTIME_ONLY + + if (cpi->rc.use_post_encode_drop && cm->base_qindex < cpi->rc.worst_quality && + cpi->svc.spatial_layer_id == 0 && post_encode_drop_cbr(cpi, size)) { + restore_coding_context(cpi); + return; + } + + cpi->last_frame_dropped = 0; + cpi->svc.last_layer_dropped[cpi->svc.spatial_layer_id] = 0; + if (cpi->svc.spatial_layer_id == cpi->svc.number_spatial_layers - 1) + cpi->svc.num_encoded_top_layer++; + + // Keep track of the frame buffer index updated/refreshed for the + // current encoded TL0 superframe. + if (cpi->svc.temporal_layer_id == 0) { + if (cpi->refresh_last_frame) + cpi->svc.fb_idx_upd_tl0[cpi->svc.spatial_layer_id] = cpi->lst_fb_idx; + else if (cpi->refresh_golden_frame) + cpi->svc.fb_idx_upd_tl0[cpi->svc.spatial_layer_id] = cpi->gld_fb_idx; + else if (cpi->refresh_alt_ref_frame) + cpi->svc.fb_idx_upd_tl0[cpi->svc.spatial_layer_id] = cpi->alt_fb_idx; + } + + if (cm->seg.update_map) update_reference_segmentation_map(cpi); + + if (frame_is_intra_only(cm) == 0) { + release_scaled_references(cpi); + } + vp9_update_reference_frames(cpi); + + if (!cm->show_existing_frame) { + for (t = TX_4X4; t <= TX_32X32; ++t) { + full_to_model_counts(cpi->td.counts->coef[t], + cpi->td.rd_counts.coef_counts[t]); + } + + if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode) { + if (!frame_is_intra_only(cm)) { + vp9_adapt_mode_probs(cm); + vp9_adapt_mv_probs(cm, cm->allow_high_precision_mv); + } + vp9_adapt_coef_probs(cm); + } + } + + cpi->ext_refresh_frame_flags_pending = 0; + + if (cpi->refresh_golden_frame == 1) + cpi->frame_flags |= FRAMEFLAGS_GOLDEN; + else + cpi->frame_flags &= ~FRAMEFLAGS_GOLDEN; + + if (cpi->refresh_alt_ref_frame == 1) + cpi->frame_flags |= FRAMEFLAGS_ALTREF; + else + cpi->frame_flags &= ~FRAMEFLAGS_ALTREF; + + cpi->ref_frame_flags = get_ref_frame_flags(cpi); + + cm->last_frame_type = cm->frame_type; + + vp9_rc_postencode_update(cpi, *size); + + if (cpi->compute_frame_low_motion_onepass && oxcf->pass == 0 && + !frame_is_intra_only(cm) && + (!cpi->use_svc || + (cpi->use_svc && + !cpi->svc.layer_context[cpi->svc.temporal_layer_id].is_key_frame && + cpi->svc.spatial_layer_id == cpi->svc.number_spatial_layers - 1))) { + vp9_compute_frame_low_motion(cpi); + } + + *size = VPXMAX(1, *size); + +#if 0 + output_frame_level_debug_stats(cpi); +#endif + + if (cm->frame_type == KEY_FRAME) { + // Tell the caller that the frame was coded as a key frame + *frame_flags = cpi->frame_flags | FRAMEFLAGS_KEY; + } else { + *frame_flags = cpi->frame_flags & ~FRAMEFLAGS_KEY; + } + + // Clear the one shot update flags for segmentation map and mode/ref loop + // filter deltas. + cm->seg.update_map = 0; + cm->seg.update_data = 0; + cm->lf.mode_ref_delta_update = 0; + + // keep track of the last coded dimensions + cm->last_width = cm->width; + cm->last_height = cm->height; + + // reset to normal state now that we are done. + if (!cm->show_existing_frame) { + cm->last_show_frame = cm->show_frame; + cm->prev_frame = cm->cur_frame; + } + + if (cm->show_frame) { + vp9_swap_mi_and_prev_mi(cm); + if (cpi->use_svc) vp9_inc_frame_in_layer(cpi); + } + update_frame_indexes(cm, cm->show_frame); + + if (cpi->use_svc) { + cpi->svc + .layer_context[cpi->svc.spatial_layer_id * + cpi->svc.number_temporal_layers + + cpi->svc.temporal_layer_id] + .last_frame_type = cm->frame_type; + // Reset layer_sync back to 0 for next frame. + cpi->svc.spatial_layer_sync[cpi->svc.spatial_layer_id] = 0; + } + + cpi->force_update_segmentation = 0; + +#if !CONFIG_REALTIME_ONLY + if (cpi->oxcf.aq_mode == LOOKAHEAD_AQ) + vp9_alt_ref_aq_unset_all(cpi->alt_ref_aq, cpi); +#endif + + cpi->svc.previous_frame_is_intra_only = cm->intra_only; + cpi->svc.set_intra_only_frame = 0; +} + +static void SvcEncode(VP9_COMP *cpi, size_t *size, uint8_t *dest, + unsigned int *frame_flags) { + vp9_rc_get_svc_params(cpi); + encode_frame_to_data_rate(cpi, size, dest, frame_flags, + /*encode_frame_result = */ NULL); +} + +static void Pass0Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest, + unsigned int *frame_flags) { + if (cpi->oxcf.rc_mode == VPX_CBR) { + vp9_rc_get_one_pass_cbr_params(cpi); + } else { + vp9_rc_get_one_pass_vbr_params(cpi); + } + encode_frame_to_data_rate(cpi, size, dest, frame_flags, + /*encode_frame_result = */ NULL); +} + +#if !CONFIG_REALTIME_ONLY +static void Pass2Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest, + unsigned int *frame_flags, + ENCODE_FRAME_RESULT *encode_frame_result) { + cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED; +#if CONFIG_MISMATCH_DEBUG + mismatch_move_frame_idx_w(); +#endif + encode_frame_to_data_rate(cpi, size, dest, frame_flags, encode_frame_result); +} +#endif // !CONFIG_REALTIME_ONLY + +int vp9_receive_raw_frame(VP9_COMP *cpi, vpx_enc_frame_flags_t frame_flags, + YV12_BUFFER_CONFIG *sd, int64_t time_stamp, + int64_t end_time) { + VP9_COMMON *const cm = &cpi->common; + struct vpx_usec_timer timer; + int res = 0; + const int subsampling_x = sd->subsampling_x; + const int subsampling_y = sd->subsampling_y; +#if CONFIG_VP9_HIGHBITDEPTH + const int use_highbitdepth = (sd->flags & YV12_FLAG_HIGHBITDEPTH) != 0; +#else + const int use_highbitdepth = 0; +#endif + + update_initial_width(cpi, use_highbitdepth, subsampling_x, subsampling_y); +#if CONFIG_VP9_TEMPORAL_DENOISING + setup_denoiser_buffer(cpi); +#endif + + alloc_raw_frame_buffers(cpi); + + vpx_usec_timer_start(&timer); + + if (vp9_lookahead_push(cpi->lookahead, sd, time_stamp, end_time, + use_highbitdepth, frame_flags)) + res = -1; + vpx_usec_timer_mark(&timer); + cpi->time_receive_data += vpx_usec_timer_elapsed(&timer); + + if ((cm->profile == PROFILE_0 || cm->profile == PROFILE_2) && + (subsampling_x != 1 || subsampling_y != 1)) { + vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM, + "Non-4:2:0 color format requires profile 1 or 3"); + res = -1; + } + if ((cm->profile == PROFILE_1 || cm->profile == PROFILE_3) && + (subsampling_x == 1 && subsampling_y == 1)) { + vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM, + "4:2:0 color format requires profile 0 or 2"); + res = -1; + } + + return res; +} + +static int frame_is_reference(const VP9_COMP *cpi) { + const VP9_COMMON *cm = &cpi->common; + + return cm->frame_type == KEY_FRAME || cpi->refresh_last_frame || + cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame || + cm->refresh_frame_context || cm->lf.mode_ref_delta_update || + cm->seg.update_map || cm->seg.update_data; +} + +static void adjust_frame_rate(VP9_COMP *cpi, + const struct lookahead_entry *source) { + int64_t this_duration; + int step = 0; + + if (source->ts_start == cpi->first_time_stamp_ever) { + this_duration = source->ts_end - source->ts_start; + step = 1; + } else { + int64_t last_duration = + cpi->last_end_time_stamp_seen - cpi->last_time_stamp_seen; + + this_duration = source->ts_end - cpi->last_end_time_stamp_seen; + + // do a step update if the duration changes by 10% + if (last_duration) + step = (int)((this_duration - last_duration) * 10 / last_duration); + } + + if (this_duration) { + if (step) { + vp9_new_framerate(cpi, 10000000.0 / this_duration); + } else { + // Average this frame's rate into the last second's average + // frame rate. If we haven't seen 1 second yet, then average + // over the whole interval seen. + const double interval = VPXMIN( + (double)(source->ts_end - cpi->first_time_stamp_ever), 10000000.0); + double avg_duration = 10000000.0 / cpi->framerate; + avg_duration *= (interval - avg_duration + this_duration); + avg_duration /= interval; + + vp9_new_framerate(cpi, 10000000.0 / avg_duration); + } + } + cpi->last_time_stamp_seen = source->ts_start; + cpi->last_end_time_stamp_seen = source->ts_end; +} + +// Returns 0 if this is not an alt ref else the offset of the source frame +// used as the arf midpoint. +static int get_arf_src_index(VP9_COMP *cpi) { + RATE_CONTROL *const rc = &cpi->rc; + int arf_src_index = 0; + if (is_altref_enabled(cpi)) { + if (cpi->oxcf.pass == 2) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + if (gf_group->update_type[gf_group->index] == ARF_UPDATE) { + arf_src_index = gf_group->arf_src_offset[gf_group->index]; + } + } else if (rc->source_alt_ref_pending) { + arf_src_index = rc->frames_till_gf_update_due; + } + } + return arf_src_index; +} + +static void check_src_altref(VP9_COMP *cpi, + const struct lookahead_entry *source) { + RATE_CONTROL *const rc = &cpi->rc; + + if (cpi->oxcf.pass == 2) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + rc->is_src_frame_alt_ref = + (gf_group->update_type[gf_group->index] == OVERLAY_UPDATE); + } else { + rc->is_src_frame_alt_ref = + cpi->alt_ref_source && (source == cpi->alt_ref_source); + } + + if (rc->is_src_frame_alt_ref) { + // Current frame is an ARF overlay frame. + cpi->alt_ref_source = NULL; + + // Don't refresh the last buffer for an ARF overlay frame. It will + // become the GF so preserve last as an alternative prediction option. + cpi->refresh_last_frame = 0; + } +} + +#if CONFIG_INTERNAL_STATS +static void adjust_image_stat(double y, double u, double v, double all, + ImageStat *s) { + s->stat[Y] += y; + s->stat[U] += u; + s->stat[V] += v; + s->stat[ALL] += all; + s->worst = VPXMIN(s->worst, all); +} +#endif // CONFIG_INTERNAL_STATS + +// Adjust the maximum allowable frame size for the target level. +static void level_rc_framerate(VP9_COMP *cpi, int arf_src_index) { + RATE_CONTROL *const rc = &cpi->rc; + LevelConstraint *const ls = &cpi->level_constraint; + VP9_COMMON *const cm = &cpi->common; + const double max_cpb_size = ls->max_cpb_size; + vpx_clear_system_state(); + rc->max_frame_bandwidth = VPXMIN(rc->max_frame_bandwidth, ls->max_frame_size); + if (frame_is_intra_only(cm)) { + rc->max_frame_bandwidth = + VPXMIN(rc->max_frame_bandwidth, (int)(max_cpb_size * 0.5)); + } else if (arf_src_index > 0) { + rc->max_frame_bandwidth = + VPXMIN(rc->max_frame_bandwidth, (int)(max_cpb_size * 0.4)); + } else { + rc->max_frame_bandwidth = + VPXMIN(rc->max_frame_bandwidth, (int)(max_cpb_size * 0.2)); + } +} + +static void update_level_info(VP9_COMP *cpi, size_t *size, int arf_src_index) { + VP9_COMMON *const cm = &cpi->common; + Vp9LevelInfo *const level_info = &cpi->level_info; + Vp9LevelSpec *const level_spec = &level_info->level_spec; + Vp9LevelStats *const level_stats = &level_info->level_stats; + int i, idx; + uint64_t luma_samples, dur_end; + const uint32_t luma_pic_size = cm->width * cm->height; + const uint32_t luma_pic_breadth = VPXMAX(cm->width, cm->height); + LevelConstraint *const level_constraint = &cpi->level_constraint; + const int8_t level_index = level_constraint->level_index; + double cpb_data_size; + + vpx_clear_system_state(); + + // update level_stats + level_stats->total_compressed_size += *size; + if (cm->show_frame) { + level_stats->total_uncompressed_size += + luma_pic_size + + 2 * (luma_pic_size >> (cm->subsampling_x + cm->subsampling_y)); + level_stats->time_encoded = + (cpi->last_end_time_stamp_seen - cpi->first_time_stamp_ever) / + (double)TICKS_PER_SEC; + } + + if (arf_src_index > 0) { + if (!level_stats->seen_first_altref) { + level_stats->seen_first_altref = 1; + } else if (level_stats->frames_since_last_altref < + level_spec->min_altref_distance) { + level_spec->min_altref_distance = level_stats->frames_since_last_altref; + } + level_stats->frames_since_last_altref = 0; + } else { + ++level_stats->frames_since_last_altref; + } + + if (level_stats->frame_window_buffer.len < FRAME_WINDOW_SIZE - 1) { + idx = (level_stats->frame_window_buffer.start + + level_stats->frame_window_buffer.len++) % + FRAME_WINDOW_SIZE; + } else { + idx = level_stats->frame_window_buffer.start; + level_stats->frame_window_buffer.start = (idx + 1) % FRAME_WINDOW_SIZE; + } + level_stats->frame_window_buffer.buf[idx].ts = cpi->last_time_stamp_seen; + level_stats->frame_window_buffer.buf[idx].size = (uint32_t)(*size); + level_stats->frame_window_buffer.buf[idx].luma_samples = luma_pic_size; + + if (cm->frame_type == KEY_FRAME) { + level_stats->ref_refresh_map = 0; + } else { + int count = 0; + level_stats->ref_refresh_map |= vp9_get_refresh_mask(cpi); + // Also need to consider the case where the encoder refers to a buffer + // that has been implicitly refreshed after encoding a keyframe. + if (!cm->intra_only) { + level_stats->ref_refresh_map |= (1 << cpi->lst_fb_idx); + level_stats->ref_refresh_map |= (1 << cpi->gld_fb_idx); + level_stats->ref_refresh_map |= (1 << cpi->alt_fb_idx); + } + for (i = 0; i < REF_FRAMES; ++i) { + count += (level_stats->ref_refresh_map >> i) & 1; + } + if (count > level_spec->max_ref_frame_buffers) { + level_spec->max_ref_frame_buffers = count; + } + } + + // update average_bitrate + level_spec->average_bitrate = (double)level_stats->total_compressed_size / + 125.0 / level_stats->time_encoded; + + // update max_luma_sample_rate + luma_samples = 0; + for (i = 0; i < level_stats->frame_window_buffer.len; ++i) { + idx = (level_stats->frame_window_buffer.start + + level_stats->frame_window_buffer.len - 1 - i) % + FRAME_WINDOW_SIZE; + if (i == 0) { + dur_end = level_stats->frame_window_buffer.buf[idx].ts; + } + if (dur_end - level_stats->frame_window_buffer.buf[idx].ts >= + TICKS_PER_SEC) { + break; + } + luma_samples += level_stats->frame_window_buffer.buf[idx].luma_samples; + } + if (luma_samples > level_spec->max_luma_sample_rate) { + level_spec->max_luma_sample_rate = luma_samples; + } + + // update max_cpb_size + cpb_data_size = 0; + for (i = 0; i < CPB_WINDOW_SIZE; ++i) { + if (i >= level_stats->frame_window_buffer.len) break; + idx = (level_stats->frame_window_buffer.start + + level_stats->frame_window_buffer.len - 1 - i) % + FRAME_WINDOW_SIZE; + cpb_data_size += level_stats->frame_window_buffer.buf[idx].size; + } + cpb_data_size = cpb_data_size / 125.0; + if (cpb_data_size > level_spec->max_cpb_size) { + level_spec->max_cpb_size = cpb_data_size; + } + + // update max_luma_picture_size + if (luma_pic_size > level_spec->max_luma_picture_size) { + level_spec->max_luma_picture_size = luma_pic_size; + } + + // update max_luma_picture_breadth + if (luma_pic_breadth > level_spec->max_luma_picture_breadth) { + level_spec->max_luma_picture_breadth = luma_pic_breadth; + } + + // update compression_ratio + level_spec->compression_ratio = (double)level_stats->total_uncompressed_size * + cm->bit_depth / + level_stats->total_compressed_size / 8.0; + + // update max_col_tiles + if (level_spec->max_col_tiles < (1 << cm->log2_tile_cols)) { + level_spec->max_col_tiles = (1 << cm->log2_tile_cols); + } + + if (level_index >= 0 && level_constraint->fail_flag == 0) { + if (level_spec->max_luma_picture_size > + vp9_level_defs[level_index].max_luma_picture_size) { + level_constraint->fail_flag |= (1 << LUMA_PIC_SIZE_TOO_LARGE); + vpx_internal_error(&cm->error, VPX_CODEC_ERROR, + "Failed to encode to the target level %d. %s", + vp9_level_defs[level_index].level, + level_fail_messages[LUMA_PIC_SIZE_TOO_LARGE]); + } + + if (level_spec->max_luma_picture_breadth > + vp9_level_defs[level_index].max_luma_picture_breadth) { + level_constraint->fail_flag |= (1 << LUMA_PIC_BREADTH_TOO_LARGE); + vpx_internal_error(&cm->error, VPX_CODEC_ERROR, + "Failed to encode to the target level %d. %s", + vp9_level_defs[level_index].level, + level_fail_messages[LUMA_PIC_BREADTH_TOO_LARGE]); + } + + if ((double)level_spec->max_luma_sample_rate > + (double)vp9_level_defs[level_index].max_luma_sample_rate * + (1 + SAMPLE_RATE_GRACE_P)) { + level_constraint->fail_flag |= (1 << LUMA_SAMPLE_RATE_TOO_LARGE); + vpx_internal_error(&cm->error, VPX_CODEC_ERROR, + "Failed to encode to the target level %d. %s", + vp9_level_defs[level_index].level, + level_fail_messages[LUMA_SAMPLE_RATE_TOO_LARGE]); + } + + if (level_spec->max_col_tiles > vp9_level_defs[level_index].max_col_tiles) { + level_constraint->fail_flag |= (1 << TOO_MANY_COLUMN_TILE); + vpx_internal_error(&cm->error, VPX_CODEC_ERROR, + "Failed to encode to the target level %d. %s", + vp9_level_defs[level_index].level, + level_fail_messages[TOO_MANY_COLUMN_TILE]); + } + + if (level_spec->min_altref_distance < + vp9_level_defs[level_index].min_altref_distance) { + level_constraint->fail_flag |= (1 << ALTREF_DIST_TOO_SMALL); + vpx_internal_error(&cm->error, VPX_CODEC_ERROR, + "Failed to encode to the target level %d. %s", + vp9_level_defs[level_index].level, + level_fail_messages[ALTREF_DIST_TOO_SMALL]); + } + + if (level_spec->max_ref_frame_buffers > + vp9_level_defs[level_index].max_ref_frame_buffers) { + level_constraint->fail_flag |= (1 << TOO_MANY_REF_BUFFER); + vpx_internal_error(&cm->error, VPX_CODEC_ERROR, + "Failed to encode to the target level %d. %s", + vp9_level_defs[level_index].level, + level_fail_messages[TOO_MANY_REF_BUFFER]); + } + + if (level_spec->max_cpb_size > vp9_level_defs[level_index].max_cpb_size) { + level_constraint->fail_flag |= (1 << CPB_TOO_LARGE); + vpx_internal_error(&cm->error, VPX_CODEC_ERROR, + "Failed to encode to the target level %d. %s", + vp9_level_defs[level_index].level, + level_fail_messages[CPB_TOO_LARGE]); + } + + // Set an upper bound for the next frame size. It will be used in + // level_rc_framerate() before encoding the next frame. + cpb_data_size = 0; + for (i = 0; i < CPB_WINDOW_SIZE - 1; ++i) { + if (i >= level_stats->frame_window_buffer.len) break; + idx = (level_stats->frame_window_buffer.start + + level_stats->frame_window_buffer.len - 1 - i) % + FRAME_WINDOW_SIZE; + cpb_data_size += level_stats->frame_window_buffer.buf[idx].size; + } + cpb_data_size = cpb_data_size / 125.0; + level_constraint->max_frame_size = + (int)((vp9_level_defs[level_index].max_cpb_size - cpb_data_size) * + 1000.0); + if (level_stats->frame_window_buffer.len < CPB_WINDOW_SIZE - 1) + level_constraint->max_frame_size >>= 1; + } +} + +void vp9_get_ref_frame_info(FRAME_UPDATE_TYPE update_type, int ref_frame_flags, + RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES], + int *ref_frame_coding_indexes, + int *ref_frame_valid_list) { + if (update_type != KF_UPDATE) { + const VP9_REFFRAME inter_ref_flags[MAX_INTER_REF_FRAMES] = { VP9_LAST_FLAG, + VP9_GOLD_FLAG, + VP9_ALT_FLAG }; + int i; + for (i = 0; i < MAX_INTER_REF_FRAMES; ++i) { + assert(ref_frame_bufs[i] != NULL); + ref_frame_coding_indexes[i] = ref_frame_bufs[i]->frame_coding_index; + ref_frame_valid_list[i] = (ref_frame_flags & inter_ref_flags[i]) != 0; + } + } else { + // No reference frame is available when this is a key frame. + int i; + for (i = 0; i < MAX_INTER_REF_FRAMES; ++i) { + ref_frame_coding_indexes[i] = -1; + ref_frame_valid_list[i] = 0; + } + } +} + +void vp9_init_encode_frame_result(ENCODE_FRAME_RESULT *encode_frame_result) { + encode_frame_result->show_idx = -1; // Actual encoding doesn't happen. +#if CONFIG_RATE_CTRL + encode_frame_result->frame_coding_index = -1; + vp9_zero(encode_frame_result->coded_frame); + encode_frame_result->coded_frame.allocated = 0; + init_rq_history(&encode_frame_result->rq_history); +#endif // CONFIG_RATE_CTRL +} + +int vp9_get_compressed_data(VP9_COMP *cpi, unsigned int *frame_flags, + size_t *size, uint8_t *dest, int64_t *time_stamp, + int64_t *time_end, int flush, + ENCODE_FRAME_RESULT *encode_frame_result) { + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + VP9_COMMON *const cm = &cpi->common; + BufferPool *const pool = cm->buffer_pool; + RATE_CONTROL *const rc = &cpi->rc; + struct vpx_usec_timer cmptimer; + YV12_BUFFER_CONFIG *force_src_buffer = NULL; + struct lookahead_entry *last_source = NULL; + struct lookahead_entry *source = NULL; + int arf_src_index; + const int gf_group_index = cpi->twopass.gf_group.index; + int i; + +#if CONFIG_COLLECT_COMPONENT_TIMING + if (oxcf->pass == 2) start_timing(cpi, vp9_get_compressed_data_time); +#endif + + if (is_one_pass_svc(cpi)) { + vp9_one_pass_svc_start_layer(cpi); + } + + vpx_usec_timer_start(&cmptimer); + + vp9_set_high_precision_mv(cpi, ALTREF_HIGH_PRECISION_MV); + + // Is multi-arf enabled. + // Note that at the moment multi_arf is only configured for 2 pass VBR and + // will not work properly with svc. + // Enable the Jingning's new "multi_layer_arf" code if "enable_auto_arf" + // is greater than or equal to 2. + if ((oxcf->pass == 2) && !cpi->use_svc && (cpi->oxcf.enable_auto_arf >= 2)) + cpi->multi_layer_arf = 1; + else + cpi->multi_layer_arf = 0; + + // Normal defaults + cm->reset_frame_context = 0; + cm->refresh_frame_context = 1; + if (!is_one_pass_svc(cpi)) { + cpi->refresh_last_frame = 1; + cpi->refresh_golden_frame = 0; + cpi->refresh_alt_ref_frame = 0; + } + + // Should we encode an arf frame. + arf_src_index = get_arf_src_index(cpi); + + if (arf_src_index) { + for (i = 0; i <= arf_src_index; ++i) { + struct lookahead_entry *e = vp9_lookahead_peek(cpi->lookahead, i); + // Avoid creating an alt-ref if there's a forced keyframe pending. + if (e == NULL) { + break; + } else if (e->flags == VPX_EFLAG_FORCE_KF) { + arf_src_index = 0; + flush = 1; + break; + } + } + } + + // Clear arf index stack before group of pictures processing starts. + if (gf_group_index == 1) { + stack_init(cpi->twopass.gf_group.arf_index_stack, MAX_LAG_BUFFERS * 2); + cpi->twopass.gf_group.stack_size = 0; + } + + if (arf_src_index) { + assert(arf_src_index <= rc->frames_to_key); + if ((source = vp9_lookahead_peek(cpi->lookahead, arf_src_index)) != NULL) { + cpi->alt_ref_source = source; + +#if !CONFIG_REALTIME_ONLY + if ((oxcf->mode != REALTIME) && (oxcf->arnr_max_frames > 0) && + (oxcf->arnr_strength > 0)) { + int bitrate = cpi->rc.avg_frame_bandwidth / 40; + int not_low_bitrate = bitrate > ALT_REF_AQ_LOW_BITRATE_BOUNDARY; + + int not_last_frame = (cpi->lookahead->sz - arf_src_index > 1); + not_last_frame |= ALT_REF_AQ_APPLY_TO_LAST_FRAME; + +#if CONFIG_COLLECT_COMPONENT_TIMING + start_timing(cpi, vp9_temporal_filter_time); +#endif + // Produce the filtered ARF frame. + vp9_temporal_filter(cpi, arf_src_index); + vpx_extend_frame_borders(&cpi->alt_ref_buffer); +#if CONFIG_COLLECT_COMPONENT_TIMING + end_timing(cpi, vp9_temporal_filter_time); +#endif + + // for small bitrates segmentation overhead usually + // eats all bitrate gain from enabling delta quantizers + if (cpi->oxcf.alt_ref_aq != 0 && not_low_bitrate && not_last_frame) + vp9_alt_ref_aq_setup_mode(cpi->alt_ref_aq, cpi); + + force_src_buffer = &cpi->alt_ref_buffer; + } +#endif + cm->show_frame = 0; + cm->intra_only = 0; + cpi->refresh_alt_ref_frame = 1; + cpi->refresh_golden_frame = 0; + cpi->refresh_last_frame = 0; + rc->is_src_frame_alt_ref = 0; + rc->source_alt_ref_pending = 0; + } else { + rc->source_alt_ref_pending = 0; + } + } + + if (!source) { + // Get last frame source. + if (cm->current_video_frame > 0) { + if ((last_source = vp9_lookahead_peek(cpi->lookahead, -1)) == NULL) + return -1; + } + + // Read in the source frame. + if (cpi->use_svc || cpi->svc.set_intra_only_frame) + source = vp9_svc_lookahead_pop(cpi, cpi->lookahead, flush); + else + source = vp9_lookahead_pop(cpi->lookahead, flush); + + if (source != NULL) { + cm->show_frame = 1; + cm->intra_only = 0; + // If the flags indicate intra frame, but if the current picture is for + // spatial layer above first_spatial_layer_to_encode, it should not be an + // intra picture. + if ((source->flags & VPX_EFLAG_FORCE_KF) && cpi->use_svc && + cpi->svc.spatial_layer_id > cpi->svc.first_spatial_layer_to_encode) { + source->flags &= ~(unsigned int)(VPX_EFLAG_FORCE_KF); + } + + // Check to see if the frame should be encoded as an arf overlay. + check_src_altref(cpi, source); + } + } + + if (source) { + cpi->un_scaled_source = cpi->Source = + force_src_buffer ? force_src_buffer : &source->img; + +#ifdef ENABLE_KF_DENOISE + // Copy of raw source for metrics calculation. + if (is_psnr_calc_enabled(cpi)) + vp9_copy_and_extend_frame(cpi->Source, &cpi->raw_unscaled_source); +#endif + + cpi->unscaled_last_source = last_source != NULL ? &last_source->img : NULL; + + *time_stamp = source->ts_start; + *time_end = source->ts_end; + *frame_flags = (source->flags & VPX_EFLAG_FORCE_KF) ? FRAMEFLAGS_KEY : 0; + } else { + *size = 0; + return -1; + } + + if (source->ts_start < cpi->first_time_stamp_ever) { + cpi->first_time_stamp_ever = source->ts_start; + cpi->last_end_time_stamp_seen = source->ts_start; + } + + // Clear down mmx registers + vpx_clear_system_state(); + + // adjust frame rates based on timestamps given + if (cm->show_frame) { + if (cpi->use_svc && cpi->svc.use_set_ref_frame_config && + cpi->svc.duration[cpi->svc.spatial_layer_id] > 0) + vp9_svc_adjust_frame_rate(cpi); + else + adjust_frame_rate(cpi, source); + } + + if (is_one_pass_svc(cpi)) { + vp9_update_temporal_layer_framerate(cpi); + vp9_restore_layer_context(cpi); + } + + // Find a free buffer for the new frame, releasing the reference previously + // held. + if (cm->new_fb_idx != INVALID_IDX) { + --pool->frame_bufs[cm->new_fb_idx].ref_count; + } + cm->new_fb_idx = get_free_fb(cm); + + if (cm->new_fb_idx == INVALID_IDX) return -1; + cm->cur_frame = &pool->frame_bufs[cm->new_fb_idx]; + // If the frame buffer for current frame is the same as previous frame, MV in + // the base layer shouldn't be used as it'll cause data race. + if (cpi->svc.spatial_layer_id > 0 && cm->cur_frame == cm->prev_frame) { + cpi->svc.use_base_mv = 0; + } + // Start with a 0 size frame. + *size = 0; + + cpi->frame_flags = *frame_flags; + +#if !CONFIG_REALTIME_ONLY + if ((oxcf->pass == 2) && !cpi->use_svc) { +#if CONFIG_COLLECT_COMPONENT_TIMING + start_timing(cpi, vp9_rc_get_second_pass_params_time); +#endif + vp9_rc_get_second_pass_params(cpi); +#if CONFIG_COLLECT_COMPONENT_TIMING + end_timing(cpi, vp9_rc_get_second_pass_params_time); +#endif + } else if (oxcf->pass == 1) { + set_frame_size(cpi); + } +#endif // !CONFIG_REALTIME_ONLY + + if (oxcf->pass != 1 && cpi->level_constraint.level_index >= 0 && + cpi->level_constraint.fail_flag == 0) + level_rc_framerate(cpi, arf_src_index); + + if (cpi->oxcf.pass != 0 || cpi->use_svc || frame_is_intra_only(cm) == 1) { + for (i = 0; i < REFS_PER_FRAME; ++i) cpi->scaled_ref_idx[i] = INVALID_IDX; + } + + if (cpi->kmeans_data_arr_alloc == 0) { + const int mi_cols = mi_cols_aligned_to_sb(cm->mi_cols); + const int mi_rows = mi_cols_aligned_to_sb(cm->mi_rows); +#if CONFIG_MULTITHREAD + pthread_mutex_init(&cpi->kmeans_mutex, NULL); +#endif + CHECK_MEM_ERROR( + &cm->error, cpi->kmeans_data_arr, + vpx_calloc(mi_rows * mi_cols, sizeof(*cpi->kmeans_data_arr))); + cpi->kmeans_data_stride = mi_cols; + cpi->kmeans_data_arr_alloc = 1; + } + +#if CONFIG_NON_GREEDY_MV + { + const int mi_cols = mi_cols_aligned_to_sb(cm->mi_cols); + const int mi_rows = mi_cols_aligned_to_sb(cm->mi_rows); + Status status = vp9_alloc_motion_field_info( + &cpi->motion_field_info, MAX_ARF_GOP_SIZE, mi_rows, mi_cols); + if (status == STATUS_FAILED) { + vpx_internal_error(&(cm)->error, VPX_CODEC_MEM_ERROR, + "vp9_alloc_motion_field_info failed"); + } + } +#endif // CONFIG_NON_GREEDY_MV + +#if CONFIG_COLLECT_COMPONENT_TIMING + start_timing(cpi, setup_tpl_stats_time); +#endif + if (gf_group_index == 1 && + cpi->twopass.gf_group.update_type[gf_group_index] == ARF_UPDATE && + cpi->sf.enable_tpl_model) { + vp9_init_tpl_buffer(cpi); + vp9_estimate_qp_gop(cpi); + vp9_setup_tpl_stats(cpi); + } +#if CONFIG_COLLECT_COMPONENT_TIMING + end_timing(cpi, setup_tpl_stats_time); +#endif + +#if CONFIG_BITSTREAM_DEBUG + assert(cpi->oxcf.max_threads == 0 && + "bitstream debug tool does not support multithreading"); + bitstream_queue_record_write(); +#endif +#if CONFIG_BITSTREAM_DEBUG || CONFIG_MISMATCH_DEBUG + bitstream_queue_set_frame_write(cm->current_video_frame * 2 + cm->show_frame); +#endif + + cpi->td.mb.fp_src_pred = 0; +#if CONFIG_REALTIME_ONLY + (void)encode_frame_result; + if (cpi->use_svc) { + SvcEncode(cpi, size, dest, frame_flags); + } else { + // One pass encode + Pass0Encode(cpi, size, dest, frame_flags); + } +#else // !CONFIG_REALTIME_ONLY + if (oxcf->pass == 1 && !cpi->use_svc) { + const int lossless = is_lossless_requested(oxcf); +#if CONFIG_VP9_HIGHBITDEPTH + if (cpi->oxcf.use_highbitdepth) + cpi->td.mb.fwd_txfm4x4 = + lossless ? vp9_highbd_fwht4x4 : vpx_highbd_fdct4x4; + else + cpi->td.mb.fwd_txfm4x4 = lossless ? vp9_fwht4x4 : vpx_fdct4x4; + cpi->td.mb.highbd_inv_txfm_add = + lossless ? vp9_highbd_iwht4x4_add : vp9_highbd_idct4x4_add; +#else + cpi->td.mb.fwd_txfm4x4 = lossless ? vp9_fwht4x4 : vpx_fdct4x4; +#endif // CONFIG_VP9_HIGHBITDEPTH + cpi->td.mb.inv_txfm_add = lossless ? vp9_iwht4x4_add : vp9_idct4x4_add; + vp9_first_pass(cpi, source); + } else if (oxcf->pass == 2 && !cpi->use_svc) { +#if CONFIG_COLLECT_COMPONENT_TIMING + // Accumulate 2nd pass time in 2-pass case. + start_timing(cpi, Pass2Encode_time); +#endif + Pass2Encode(cpi, size, dest, frame_flags, encode_frame_result); + vp9_twopass_postencode_update(cpi); +#if CONFIG_COLLECT_COMPONENT_TIMING + end_timing(cpi, Pass2Encode_time); +#endif + } else if (cpi->use_svc) { + SvcEncode(cpi, size, dest, frame_flags); + } else { + // One pass encode + Pass0Encode(cpi, size, dest, frame_flags); + } +#endif // CONFIG_REALTIME_ONLY + + if (cm->show_frame) cm->cur_show_frame_fb_idx = cm->new_fb_idx; + + if (cm->refresh_frame_context) + cm->frame_contexts[cm->frame_context_idx] = *cm->fc; + + // No frame encoded, or frame was dropped, release scaled references. + if ((*size == 0) && (frame_is_intra_only(cm) == 0)) { + release_scaled_references(cpi); + } + + if (*size > 0) { + cpi->droppable = !frame_is_reference(cpi); + } + + // Save layer specific state. + if (is_one_pass_svc(cpi) || ((cpi->svc.number_temporal_layers > 1 || + cpi->svc.number_spatial_layers > 1) && + oxcf->pass == 2)) { + vp9_save_layer_context(cpi); + } + + if (cpi->svc.spatial_layer_id == cpi->svc.number_spatial_layers - 1) + cpi->fixed_qp_onepass = 0; + + vpx_usec_timer_mark(&cmptimer); + cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer); + + if (cpi->keep_level_stats && oxcf->pass != 1) + update_level_info(cpi, size, arf_src_index); + +#if CONFIG_INTERNAL_STATS + + if (oxcf->pass != 1 && !cpi->last_frame_dropped) { + double samples = 0.0; + cpi->bytes += (int)(*size); + + if (cm->show_frame) { + uint32_t bit_depth = 8; + uint32_t in_bit_depth = 8; + cpi->count++; +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + in_bit_depth = cpi->oxcf.input_bit_depth; + bit_depth = cm->bit_depth; + } +#endif + + if (cpi->b_calculate_psnr) { + YV12_BUFFER_CONFIG *orig = cpi->raw_source_frame; + YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show; + YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer; + PSNR_STATS psnr; +#if CONFIG_VP9_HIGHBITDEPTH + vpx_calc_highbd_psnr(orig, recon, &psnr, cpi->td.mb.e_mbd.bd, + in_bit_depth); +#else + vpx_calc_psnr(orig, recon, &psnr); +#endif // CONFIG_VP9_HIGHBITDEPTH + + adjust_image_stat(psnr.psnr[1], psnr.psnr[2], psnr.psnr[3], + psnr.psnr[0], &cpi->psnr); + cpi->total_sq_error += psnr.sse[0]; + cpi->total_samples += psnr.samples[0]; + samples = psnr.samples[0]; + + { + PSNR_STATS psnr2; + double frame_ssim2 = 0, weight = 0; +#if CONFIG_VP9_POSTPROC + if (vpx_alloc_frame_buffer( + pp, recon->y_crop_width, recon->y_crop_height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment) < 0) { + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate post processing buffer"); + } + { + vp9_ppflags_t ppflags; + ppflags.post_proc_flag = VP9D_DEBLOCK; + ppflags.deblocking_level = 0; // not used in vp9_post_proc_frame() + ppflags.noise_level = 0; // not used in vp9_post_proc_frame() + vp9_post_proc_frame(cm, pp, &ppflags, + cpi->un_scaled_source->y_width); + } +#endif + vpx_clear_system_state(); + +#if CONFIG_VP9_HIGHBITDEPTH + vpx_calc_highbd_psnr(orig, pp, &psnr2, cpi->td.mb.e_mbd.bd, + cpi->oxcf.input_bit_depth); +#else + vpx_calc_psnr(orig, pp, &psnr2); +#endif // CONFIG_VP9_HIGHBITDEPTH + + cpi->totalp_sq_error += psnr2.sse[0]; + cpi->totalp_samples += psnr2.samples[0]; + adjust_image_stat(psnr2.psnr[1], psnr2.psnr[2], psnr2.psnr[3], + psnr2.psnr[0], &cpi->psnrp); + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + frame_ssim2 = vpx_highbd_calc_ssim(orig, recon, &weight, bit_depth, + in_bit_depth); + } else { + frame_ssim2 = vpx_calc_ssim(orig, recon, &weight); + } +#else + frame_ssim2 = vpx_calc_ssim(orig, recon, &weight); +#endif // CONFIG_VP9_HIGHBITDEPTH + + cpi->worst_ssim = VPXMIN(cpi->worst_ssim, frame_ssim2); + cpi->summed_quality += frame_ssim2 * weight; + cpi->summed_weights += weight; + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + frame_ssim2 = vpx_highbd_calc_ssim(orig, pp, &weight, bit_depth, + in_bit_depth); + } else { + frame_ssim2 = vpx_calc_ssim(orig, pp, &weight); + } +#else + frame_ssim2 = vpx_calc_ssim(orig, pp, &weight); +#endif // CONFIG_VP9_HIGHBITDEPTH + + cpi->summedp_quality += frame_ssim2 * weight; + cpi->summedp_weights += weight; +#if 0 + if (cm->show_frame) { + FILE *f = fopen("q_used.stt", "a"); + fprintf(f, "%5d : Y%f7.3:U%f7.3:V%f7.3:F%f7.3:S%7.3f\n", + cpi->common.current_video_frame, psnr2.psnr[1], + psnr2.psnr[2], psnr2.psnr[3], psnr2.psnr[0], frame_ssim2); + fclose(f); + } +#endif + } + } + if (cpi->b_calculate_blockiness) { +#if CONFIG_VP9_HIGHBITDEPTH + if (!cm->use_highbitdepth) +#endif + { + double frame_blockiness = vp9_get_blockiness( + cpi->Source->y_buffer, cpi->Source->y_stride, + cm->frame_to_show->y_buffer, cm->frame_to_show->y_stride, + cpi->Source->y_width, cpi->Source->y_height); + cpi->worst_blockiness = + VPXMAX(cpi->worst_blockiness, frame_blockiness); + cpi->total_blockiness += frame_blockiness; + } + } + + if (cpi->b_calculate_consistency) { +#if CONFIG_VP9_HIGHBITDEPTH + if (!cm->use_highbitdepth) +#endif + { + double this_inconsistency = vpx_get_ssim_metrics( + cpi->Source->y_buffer, cpi->Source->y_stride, + cm->frame_to_show->y_buffer, cm->frame_to_show->y_stride, + cpi->Source->y_width, cpi->Source->y_height, cpi->ssim_vars, + &cpi->metrics, 1); + + const double peak = (double)((1 << cpi->oxcf.input_bit_depth) - 1); + double consistency = + vpx_sse_to_psnr(samples, peak, (double)cpi->total_inconsistency); + if (consistency > 0.0) + cpi->worst_consistency = + VPXMIN(cpi->worst_consistency, consistency); + cpi->total_inconsistency += this_inconsistency; + } + } + + { + double y, u, v, frame_all; + frame_all = vpx_calc_fastssim(cpi->Source, cm->frame_to_show, &y, &u, + &v, bit_depth, in_bit_depth); + adjust_image_stat(y, u, v, frame_all, &cpi->fastssim); + } + { + double y, u, v, frame_all; + frame_all = vpx_psnrhvs(cpi->Source, cm->frame_to_show, &y, &u, &v, + bit_depth, in_bit_depth); + adjust_image_stat(y, u, v, frame_all, &cpi->psnrhvs); + } + } + } + +#endif + +#if CONFIG_COLLECT_COMPONENT_TIMING + if (oxcf->pass == 2) end_timing(cpi, vp9_get_compressed_data_time); + + // Print out timing information. + // Note: Use "cpi->frame_component_time[0] > 100 us" to avoid showing of + // show_existing_frame and lag-in-frames. + // if (cpi->frame_component_time[0] > 100) + if (oxcf->pass == 2) { + uint64_t frame_total = 0, total = 0; + int i; + + fprintf(stderr, + "\n Frame number: %d, Frame type: %s, Show Frame: %d, Q: %d\n", + cm->current_video_frame, get_frame_type_enum(cm->frame_type), + cm->show_frame, cm->base_qindex); + for (i = 0; i < kTimingComponents; i++) { + cpi->component_time[i] += cpi->frame_component_time[i]; + // Use vp9_get_compressed_data_time (i = 0) as the total time. + if (i == 0) { + frame_total = cpi->frame_component_time[0]; + total = cpi->component_time[0]; + } + fprintf(stderr, + " %50s: %15" PRId64 " us [%6.2f%%] (total: %15" PRId64 + " us [%6.2f%%])\n", + get_component_name(i), cpi->frame_component_time[i], + (float)((float)cpi->frame_component_time[i] * 100.0 / + (float)frame_total), + cpi->component_time[i], + (float)((float)cpi->component_time[i] * 100.0 / (float)total)); + cpi->frame_component_time[i] = 0; + } + } +#endif + + if (is_one_pass_svc(cpi)) { + if (cm->show_frame) { + ++cpi->svc.spatial_layer_to_encode; + if (cpi->svc.spatial_layer_to_encode >= cpi->svc.number_spatial_layers) + cpi->svc.spatial_layer_to_encode = 0; + } + } + + vpx_clear_system_state(); + return 0; +} + +int vp9_get_preview_raw_frame(VP9_COMP *cpi, YV12_BUFFER_CONFIG *dest, + vp9_ppflags_t *flags) { + VP9_COMMON *cm = &cpi->common; +#if !CONFIG_VP9_POSTPROC + (void)flags; +#endif + + if (!cm->show_frame) { + return -1; + } else { + int ret; +#if CONFIG_VP9_POSTPROC + ret = vp9_post_proc_frame(cm, dest, flags, cpi->un_scaled_source->y_width); +#else + if (cm->frame_to_show) { + *dest = *cm->frame_to_show; + dest->y_width = cm->width; + dest->y_height = cm->height; + dest->uv_width = cm->width >> cm->subsampling_x; + dest->uv_height = cm->height >> cm->subsampling_y; + ret = 0; + } else { + ret = -1; + } +#endif // !CONFIG_VP9_POSTPROC + vpx_clear_system_state(); + return ret; + } +} + +int vp9_set_internal_size(VP9_COMP *cpi, VPX_SCALING_MODE horiz_mode, + VPX_SCALING_MODE vert_mode) { + VP9_COMMON *cm = &cpi->common; + int hr = 0, hs = 0, vr = 0, vs = 0; + + if (horiz_mode > VP8E_ONETWO || vert_mode > VP8E_ONETWO) return -1; + + Scale2Ratio(horiz_mode, &hr, &hs); + Scale2Ratio(vert_mode, &vr, &vs); + + // always go to the next whole number + cm->width = (hs - 1 + cpi->oxcf.width * hr) / hs; + cm->height = (vs - 1 + cpi->oxcf.height * vr) / vs; + if (cm->current_video_frame) { + assert(cm->width <= cpi->initial_width); + assert(cm->height <= cpi->initial_height); + } + + update_frame_size(cpi); + + return 0; +} + +int vp9_set_size_literal(VP9_COMP *cpi, unsigned int width, + unsigned int height) { + VP9_COMMON *cm = &cpi->common; +#if CONFIG_VP9_HIGHBITDEPTH + update_initial_width(cpi, cm->use_highbitdepth, cpi->common.subsampling_x, + cpi->common.subsampling_y); +#else + update_initial_width(cpi, 0, cpi->common.subsampling_x, + cpi->common.subsampling_y); +#endif // CONFIG_VP9_HIGHBITDEPTH + +#if CONFIG_VP9_TEMPORAL_DENOISING + setup_denoiser_buffer(cpi); +#endif + alloc_raw_frame_buffers(cpi); + if (width) { + cm->width = width; + if (cm->width > cpi->initial_width) { + cm->width = cpi->initial_width; + printf("Warning: Desired width too large, changed to %d\n", cm->width); + } + } + + if (height) { + cm->height = height; + if (cm->height > cpi->initial_height) { + cm->height = cpi->initial_height; + printf("Warning: Desired height too large, changed to %d\n", cm->height); + } + } + assert(cm->width <= cpi->initial_width); + assert(cm->height <= cpi->initial_height); + + update_frame_size(cpi); + + return 0; +} + +void vp9_set_svc(VP9_COMP *cpi, int use_svc) { + cpi->use_svc = use_svc; + return; +} + +int vp9_get_quantizer(const VP9_COMP *cpi) { return cpi->common.base_qindex; } + +void vp9_apply_encoding_flags(VP9_COMP *cpi, vpx_enc_frame_flags_t flags) { + if (flags & + (VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF)) { + int ref = 7; + + if (flags & VP8_EFLAG_NO_REF_LAST) ref ^= VP9_LAST_FLAG; + + if (flags & VP8_EFLAG_NO_REF_GF) ref ^= VP9_GOLD_FLAG; + + if (flags & VP8_EFLAG_NO_REF_ARF) ref ^= VP9_ALT_FLAG; + + vp9_use_as_reference(cpi, ref); + } + + if (flags & + (VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF | + VP8_EFLAG_FORCE_GF | VP8_EFLAG_FORCE_ARF)) { + int upd = 7; + + if (flags & VP8_EFLAG_NO_UPD_LAST) upd ^= VP9_LAST_FLAG; + + if (flags & VP8_EFLAG_NO_UPD_GF) upd ^= VP9_GOLD_FLAG; + + if (flags & VP8_EFLAG_NO_UPD_ARF) upd ^= VP9_ALT_FLAG; + + vp9_update_reference(cpi, upd); + } + + if (flags & VP8_EFLAG_NO_UPD_ENTROPY) { + vp9_update_entropy(cpi, 0); + } +} + +void vp9_set_row_mt(VP9_COMP *cpi) { + // Enable row based multi-threading for supported modes of encoding + cpi->row_mt = 0; + if (((cpi->oxcf.mode == GOOD || cpi->oxcf.mode == BEST) && + cpi->oxcf.speed < 5 && cpi->oxcf.pass == 1) && + cpi->oxcf.row_mt && !cpi->use_svc) + cpi->row_mt = 1; + + if (cpi->oxcf.mode == GOOD && cpi->oxcf.speed < 5 && + (cpi->oxcf.pass == 0 || cpi->oxcf.pass == 2) && cpi->oxcf.row_mt && + !cpi->use_svc) + cpi->row_mt = 1; + + // In realtime mode, enable row based multi-threading for all the speed levels + // where non-rd path is used. + if (cpi->oxcf.mode == REALTIME && cpi->oxcf.speed >= 5 && cpi->oxcf.row_mt) { + cpi->row_mt = 1; + } + + if (cpi->row_mt) + cpi->row_mt_bit_exact = 1; + else + cpi->row_mt_bit_exact = 0; +} |