diff options
Diffstat (limited to 'media/ffvpx/libavcodec/libvpxenc.c')
| -rw-r--r-- | media/ffvpx/libavcodec/libvpxenc.c | 2124 |
1 files changed, 2124 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/libvpxenc.c b/media/ffvpx/libavcodec/libvpxenc.c new file mode 100644 index 0000000000..80988a2608 --- /dev/null +++ b/media/ffvpx/libavcodec/libvpxenc.c @@ -0,0 +1,2124 @@ +/* + * Copyright (c) 2010, Google, Inc. + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * VP8/9 encoder support via libvpx + */ + +#include "config_components.h" + +#define VPX_DISABLE_CTRL_TYPECHECKS 1 +#define VPX_CODEC_DISABLE_COMPAT 1 +#include <vpx/vpx_encoder.h> +#include <vpx/vp8cx.h> + +#include "avcodec.h" +#include "codec_internal.h" +#include "encode.h" +#include "internal.h" +#include "libavutil/avassert.h" +#include "libvpx.h" +#include "packet_internal.h" +#include "profiles.h" +#include "libavutil/avstring.h" +#include "libavutil/base64.h" +#include "libavutil/common.h" +#include "libavutil/cpu.h" +#include "libavutil/fifo.h" +#include "libavutil/internal.h" +#include "libavutil/intreadwrite.h" +#include "libavutil/mathematics.h" +#include "libavutil/opt.h" +#include "libavutil/pixdesc.h" + +/** + * Portion of struct vpx_codec_cx_pkt from vpx_encoder.h. + * One encoded frame returned from the library. + */ +struct FrameListData { + void *buf; /**< compressed data buffer */ + size_t sz; /**< length of compressed data */ + int64_t pts; /**< time stamp to show frame + (in timebase units) */ + uint32_t flags; /**< flags for this frame */ + uint64_t sse[4]; + int have_sse; /**< true if we have pending sse[] */ + struct FrameListData *next; +}; + +typedef struct FrameData { + int64_t pts; + int64_t duration; + +#if FF_API_REORDERED_OPAQUE + int64_t reordered_opaque; +#endif + void *frame_opaque; + AVBufferRef *frame_opaque_ref; + + AVBufferRef *hdr10_plus; +} FrameData; + +typedef struct VPxEncoderContext { + AVClass *class; + struct vpx_codec_ctx encoder; + struct vpx_image rawimg; + struct vpx_codec_ctx encoder_alpha; + struct vpx_image rawimg_alpha; + uint8_t is_alpha; + struct vpx_fixed_buf twopass_stats; + unsigned twopass_stats_size; + int deadline; //i.e., RT/GOOD/BEST + uint64_t sse[4]; + int have_sse; /**< true if we have pending sse[] */ + struct FrameListData *coded_frame_list; + struct FrameListData *alpha_coded_frame_list; + + int cpu_used; + int sharpness; + /** + * VP8 specific flags, see VP8F_* below. + */ + int flags; +#define VP8F_ERROR_RESILIENT 0x00000001 ///< Enable measures appropriate for streaming over lossy links +#define VP8F_AUTO_ALT_REF 0x00000002 ///< Enable automatic alternate reference frame generation + + int auto_alt_ref; + + int arnr_max_frames; + int arnr_strength; + int arnr_type; + + int tune; + + int lag_in_frames; + int error_resilient; + int crf; + int static_thresh; + int max_intra_rate; + int rc_undershoot_pct; + int rc_overshoot_pct; + + AVDictionary *vpx_ts_parameters; + int *ts_layer_flags; + int current_temporal_idx; + + // VP9-only + int lossless; + int tile_columns; + int tile_rows; + int frame_parallel; + int aq_mode; + int drop_threshold; + int noise_sensitivity; + int vpx_cs; + float level; + int row_mt; + int tune_content; + int corpus_complexity; + int tpl_model; + int min_gf_interval; + + // This FIFO is used to propagate various properties from frames to packets. + AVFifo *fifo; + /** + * If the driver does not support ROI then warn the first time we + * encounter a frame with ROI side data. + */ + int roi_warned; +#if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) + vpx_svc_ref_frame_config_t ref_frame_config; +#endif +} VPxContext; + +/** String mappings for enum vp8e_enc_control_id */ +static const char *const ctlidstr[] = { + [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED", + [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF", + [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY", + [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD", + [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS", + [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES", + [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH", + [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE", + [VP8E_SET_TUNING] = "VP8E_SET_TUNING", + [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL", + [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT", + [VP8E_SET_SHARPNESS] = "VP8E_SET_SHARPNESS", + [VP8E_SET_TEMPORAL_LAYER_ID] = "VP8E_SET_TEMPORAL_LAYER_ID", +#if CONFIG_LIBVPX_VP9_ENCODER + [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS", + [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS", + [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS", + [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING", + [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE", + [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE", + [VP9E_SET_SVC_LAYER_ID] = "VP9E_SET_SVC_LAYER_ID", +#if VPX_ENCODER_ABI_VERSION >= 12 + [VP9E_SET_SVC_PARAMETERS] = "VP9E_SET_SVC_PARAMETERS", + [VP9E_SET_SVC_REF_FRAME_CONFIG] = "VP9E_SET_SVC_REF_FRAME_CONFIG", +#endif + [VP9E_SET_SVC] = "VP9E_SET_SVC", +#if VPX_ENCODER_ABI_VERSION >= 11 + [VP9E_SET_COLOR_RANGE] = "VP9E_SET_COLOR_RANGE", +#endif +#if VPX_ENCODER_ABI_VERSION >= 12 + [VP9E_SET_TARGET_LEVEL] = "VP9E_SET_TARGET_LEVEL", + [VP9E_GET_LEVEL] = "VP9E_GET_LEVEL", +#endif +#ifdef VPX_CTRL_VP9E_SET_ROW_MT + [VP9E_SET_ROW_MT] = "VP9E_SET_ROW_MT", +#endif +#ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT + [VP9E_SET_TUNE_CONTENT] = "VP9E_SET_TUNE_CONTENT", +#endif +#ifdef VPX_CTRL_VP9E_SET_TPL + [VP9E_SET_TPL] = "VP9E_SET_TPL", +#endif +#ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL + [VP9E_SET_MIN_GF_INTERVAL] = "VP9E_SET_MIN_GF_INTERVAL", +#endif +#endif +}; + +static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc) +{ + VPxContext *ctx = avctx->priv_data; + const char *error = vpx_codec_error(&ctx->encoder); + const char *detail = vpx_codec_error_detail(&ctx->encoder); + + av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error); + if (detail) + av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail); +} + +static av_cold void dump_enc_cfg(AVCodecContext *avctx, + const struct vpx_codec_enc_cfg *cfg, + int level) +{ + int width = -30; + int i; + + av_log(avctx, level, "vpx_codec_enc_cfg\n"); + av_log(avctx, level, "generic settings\n" + " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n" +#if CONFIG_LIBVPX_VP9_ENCODER + " %*s%u\n %*s%u\n" +#endif + " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n", + width, "g_usage:", cfg->g_usage, + width, "g_threads:", cfg->g_threads, + width, "g_profile:", cfg->g_profile, + width, "g_w:", cfg->g_w, + width, "g_h:", cfg->g_h, +#if CONFIG_LIBVPX_VP9_ENCODER + width, "g_bit_depth:", cfg->g_bit_depth, + width, "g_input_bit_depth:", cfg->g_input_bit_depth, +#endif + width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den, + width, "g_error_resilient:", cfg->g_error_resilient, + width, "g_pass:", cfg->g_pass, + width, "g_lag_in_frames:", cfg->g_lag_in_frames); + av_log(avctx, level, "rate control settings\n" + " %*s%u\n %*s%u\n %*s%u\n %*s%u\n" + " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n", + width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh, + width, "rc_resize_allowed:", cfg->rc_resize_allowed, + width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh, + width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh, + width, "rc_end_usage:", cfg->rc_end_usage, + width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz, + width, "rc_target_bitrate:", cfg->rc_target_bitrate); + av_log(avctx, level, "quantizer settings\n" + " %*s%u\n %*s%u\n", + width, "rc_min_quantizer:", cfg->rc_min_quantizer, + width, "rc_max_quantizer:", cfg->rc_max_quantizer); + av_log(avctx, level, "bitrate tolerance\n" + " %*s%u\n %*s%u\n", + width, "rc_undershoot_pct:", cfg->rc_undershoot_pct, + width, "rc_overshoot_pct:", cfg->rc_overshoot_pct); + av_log(avctx, level, "temporal layering settings\n" + " %*s%u\n", width, "ts_number_layers:", cfg->ts_number_layers); + if (avctx->codec_id == AV_CODEC_ID_VP8) { + av_log(avctx, level, + "\n %*s", width, "ts_target_bitrate:"); + for (i = 0; i < VPX_TS_MAX_LAYERS; i++) + av_log(avctx, level, + "%u ", cfg->ts_target_bitrate[i]); + } +#if (VPX_ENCODER_ABI_VERSION >= 12) && CONFIG_LIBVPX_VP9_ENCODER + if (avctx->codec_id == AV_CODEC_ID_VP9) { + av_log(avctx, level, + "\n %*s", width, "layer_target_bitrate:"); + for (i = 0; i < VPX_TS_MAX_LAYERS; i++) + av_log(avctx, level, + "%u ", cfg->layer_target_bitrate[i]); + } +#endif + av_log(avctx, level, "\n"); + av_log(avctx, level, + "\n %*s", width, "ts_rate_decimator:"); + for (i = 0; i < VPX_TS_MAX_LAYERS; i++) + av_log(avctx, level, "%u ", cfg->ts_rate_decimator[i]); + av_log(avctx, level, "\n"); + av_log(avctx, level, + "\n %*s%u\n", width, "ts_periodicity:", cfg->ts_periodicity); + av_log(avctx, level, + "\n %*s", width, "ts_layer_id:"); + for (i = 0; i < VPX_TS_MAX_PERIODICITY; i++) + av_log(avctx, level, "%u ", cfg->ts_layer_id[i]); + av_log(avctx, level, "\n"); + av_log(avctx, level, "decoder buffer model\n" + " %*s%u\n %*s%u\n %*s%u\n", + width, "rc_buf_sz:", cfg->rc_buf_sz, + width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz, + width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz); + av_log(avctx, level, "2 pass rate control settings\n" + " %*s%u\n %*s%u\n %*s%u\n", + width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct, + width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct, + width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct); +#if VPX_ENCODER_ABI_VERSION >= 14 + av_log(avctx, level, " %*s%u\n", + width, "rc_2pass_vbr_corpus_complexity:", cfg->rc_2pass_vbr_corpus_complexity); +#endif + av_log(avctx, level, "keyframing settings\n" + " %*s%d\n %*s%u\n %*s%u\n", + width, "kf_mode:", cfg->kf_mode, + width, "kf_min_dist:", cfg->kf_min_dist, + width, "kf_max_dist:", cfg->kf_max_dist); + av_log(avctx, level, "\n"); +} + +static void coded_frame_add(void *list, struct FrameListData *cx_frame) +{ + struct FrameListData **p = list; + + while (*p) + p = &(*p)->next; + *p = cx_frame; + cx_frame->next = NULL; +} + +static av_cold void free_coded_frame(struct FrameListData *cx_frame) +{ + av_freep(&cx_frame->buf); + av_freep(&cx_frame); +} + +static av_cold void free_frame_list(struct FrameListData *list) +{ + struct FrameListData *p = list; + + while (p) { + list = list->next; + free_coded_frame(p); + p = list; + } +} + +static void frame_data_uninit(FrameData *fd) +{ + av_buffer_unref(&fd->frame_opaque_ref); + av_buffer_unref(&fd->hdr10_plus); +} + +static av_cold void fifo_free(AVFifo **fifo) +{ + FrameData fd; + while (av_fifo_read(*fifo, &fd, 1) >= 0) + frame_data_uninit(&fd); + av_fifo_freep2(fifo); +} + +static int frame_data_submit(AVCodecContext *avctx, AVFifo *fifo, + const AVFrame *frame) +{ + VPxContext *ctx = avctx->priv_data; + const struct vpx_codec_enc_cfg *enccfg = ctx->encoder.config.enc; + + FrameData fd = { .pts = frame->pts }; + + AVFrameSideData *av_uninit(sd); + int ret; + +#if CONFIG_LIBVPX_VP9_ENCODER + // Keep HDR10+ if it has bit depth higher than 8 and + // it has PQ trc (SMPTE2084). + sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DYNAMIC_HDR_PLUS); + if (avctx->codec_id == AV_CODEC_ID_VP9 && sd && + enccfg->g_bit_depth > 8 && avctx->color_trc == AVCOL_TRC_SMPTE2084) { + fd.hdr10_plus = av_buffer_ref(sd->buf); + if (!fd.hdr10_plus) + return AVERROR(ENOMEM); + } +#endif + + fd.duration = frame->duration; + fd.frame_opaque = frame->opaque; + if (avctx->flags & AV_CODEC_FLAG_COPY_OPAQUE && frame->opaque_ref) { + ret = av_buffer_replace(&fd.frame_opaque_ref, frame->opaque_ref); + if (ret < 0) + goto fail; + } +#if FF_API_REORDERED_OPAQUE +FF_DISABLE_DEPRECATION_WARNINGS + fd.reordered_opaque = frame->reordered_opaque; +FF_ENABLE_DEPRECATION_WARNINGS +#endif + + ret = av_fifo_write(fifo, &fd, 1); + if (ret < 0) + goto fail; + + return 0; +fail: + frame_data_uninit(&fd); + return ret; +} + +static int frame_data_apply(AVCodecContext *avctx, AVFifo *fifo, AVPacket *pkt) +{ + FrameData fd; + uint8_t *data; + int ret = 0; + + if (av_fifo_peek(fifo, &fd, 1, 0) < 0) + return 0; + if (fd.pts != pkt->pts) { + av_log(avctx, AV_LOG_WARNING, + "Mismatching timestamps: libvpx %"PRId64" queued %"PRId64"; " + "this is a bug, please report it\n", pkt->pts, fd.pts); + goto skip; + } + +#if FF_API_REORDERED_OPAQUE +FF_DISABLE_DEPRECATION_WARNINGS + avctx->reordered_opaque = fd.reordered_opaque; +FF_ENABLE_DEPRECATION_WARNINGS +#endif + + pkt->duration = fd.duration; + if (avctx->flags & AV_CODEC_FLAG_COPY_OPAQUE) { + pkt->opaque = fd.frame_opaque; + pkt->opaque_ref = fd.frame_opaque_ref; + fd.frame_opaque_ref = NULL; + } + + if (fd.hdr10_plus) { + data = av_packet_new_side_data(pkt, AV_PKT_DATA_DYNAMIC_HDR10_PLUS, fd.hdr10_plus->size); + if (!data) { + ret = AVERROR(ENOMEM); + goto skip; + } + + memcpy(data, fd.hdr10_plus->data, fd.hdr10_plus->size); + } + +skip: + av_fifo_drain2(fifo, 1); + frame_data_uninit(&fd); + + return ret; +} + +static av_cold int codecctl_int(AVCodecContext *avctx, + enum vp8e_enc_control_id id, int val) +{ + VPxContext *ctx = avctx->priv_data; + char buf[80]; + int width = -30; + int res; + + snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]); + av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val); + + res = vpx_codec_control(&ctx->encoder, id, val); + if (res != VPX_CODEC_OK) { + snprintf(buf, sizeof(buf), "Failed to set %s codec control", + ctlidstr[id]); + log_encoder_error(avctx, buf); + return AVERROR(EINVAL); + } + + if (ctx->is_alpha) { + int res_alpha = vpx_codec_control(&ctx->encoder_alpha, id, val); + if (res_alpha != VPX_CODEC_OK) { + snprintf(buf, sizeof(buf), "Failed to set %s alpha codec control", + ctlidstr[id]); + log_encoder_error(avctx, buf); + return AVERROR(EINVAL); + } + } + + return 0; +} + +#if VPX_ENCODER_ABI_VERSION >= 12 +static av_cold int codecctl_intp(AVCodecContext *avctx, + enum vp8e_enc_control_id id, int *val) +{ + VPxContext *ctx = avctx->priv_data; + char buf[80]; + int width = -30; + int res; + + snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]); + av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, *val); + + res = vpx_codec_control(&ctx->encoder, id, val); + if (res != VPX_CODEC_OK) { + snprintf(buf, sizeof(buf), "Failed to set %s codec control", + ctlidstr[id]); + log_encoder_error(avctx, buf); + return AVERROR(EINVAL); + } + + if (ctx->is_alpha) { + int res_alpha = vpx_codec_control(&ctx->encoder_alpha, id, val); + if (res_alpha != VPX_CODEC_OK) { + snprintf(buf, sizeof(buf), "Failed to set %s alpha codec control", + ctlidstr[id]); + log_encoder_error(avctx, buf); + return AVERROR(EINVAL); + } + } + + return 0; +} +#endif + +static av_cold int vpx_free(AVCodecContext *avctx) +{ + VPxContext *ctx = avctx->priv_data; + +#if VPX_ENCODER_ABI_VERSION >= 12 + if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->level >= 0 && + !(avctx->flags & AV_CODEC_FLAG_PASS1)) { + int level_out = 0; + if (!codecctl_intp(avctx, VP9E_GET_LEVEL, &level_out)) + av_log(avctx, AV_LOG_INFO, "Encoded level %.1f\n", level_out * 0.1); + } +#endif + + av_freep(&ctx->ts_layer_flags); + + vpx_codec_destroy(&ctx->encoder); + if (ctx->is_alpha) { + vpx_codec_destroy(&ctx->encoder_alpha); + av_freep(&ctx->rawimg_alpha.planes[VPX_PLANE_U]); + av_freep(&ctx->rawimg_alpha.planes[VPX_PLANE_V]); + } + av_freep(&ctx->twopass_stats.buf); + av_freep(&avctx->stats_out); + free_frame_list(ctx->coded_frame_list); + free_frame_list(ctx->alpha_coded_frame_list); + if (ctx->fifo) + fifo_free(&ctx->fifo); + return 0; +} + +static void vp8_ts_parse_int_array(int *dest, char *value, size_t value_len, int max_entries) +{ + int dest_idx = 0; + char *saveptr = NULL; + char *token = av_strtok(value, ",", &saveptr); + + while (token && dest_idx < max_entries) { + dest[dest_idx++] = strtoul(token, NULL, 10); + token = av_strtok(NULL, ",", &saveptr); + } +} + +#if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) +static void vp8_ts_parse_int64_array(int64_t *dest, char *value, size_t value_len, int max_entries) +{ + int dest_idx = 0; + char *saveptr = NULL; + char *token = av_strtok(value, ",", &saveptr); + + while (token && dest_idx < max_entries) { + dest[dest_idx++] = strtoull(token, NULL, 10); + token = av_strtok(NULL, ",", &saveptr); + } +} +#endif + +static void set_temporal_layer_pattern(int layering_mode, vpx_codec_enc_cfg_t *cfg, + int *layer_flags, int *flag_periodicity) +{ + switch (layering_mode) { + case 2: { + /** + * 2-layers, 2-frame period. + */ + static const int ids[2] = { 0, 1 }; + cfg->ts_periodicity = 2; + *flag_periodicity = 2; + cfg->ts_number_layers = 2; + cfg->ts_rate_decimator[0] = 2; + cfg->ts_rate_decimator[1] = 1; + memcpy(cfg->ts_layer_id, ids, sizeof(ids)); + + layer_flags[0] = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; + layer_flags[1] = + VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_GF | + VP8_EFLAG_NO_UPD_LAST | + VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_REF_GF; + break; + } + case 3: { + /** + * 3-layers structure with one reference frame. + * This works same as temporal_layering_mode 3. + * + * 3-layers, 4-frame period. + */ + static const int ids[4] = { 0, 2, 1, 2 }; + cfg->ts_periodicity = 4; + *flag_periodicity = 4; + cfg->ts_number_layers = 3; + cfg->ts_rate_decimator[0] = 4; + cfg->ts_rate_decimator[1] = 2; + cfg->ts_rate_decimator[2] = 1; + memcpy(cfg->ts_layer_id, ids, sizeof(ids)); + + /** + * 0=L, 1=GF, 2=ARF, + * Intra-layer prediction disabled. + */ + layer_flags[0] = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; + layer_flags[1] = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | + VP8_EFLAG_NO_UPD_ARF; + layer_flags[2] = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST; + layer_flags[3] = + VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | + VP8_EFLAG_NO_UPD_ARF; + break; + } + case 4: { + /** + * 3-layers structure. + * added dependency between the two TL2 frames (on top of case 3). + * 3-layers, 4-frame period. + */ + static const int ids[4] = { 0, 2, 1, 2 }; + cfg->ts_periodicity = 4; + *flag_periodicity = 4; + cfg->ts_number_layers = 3; + cfg->ts_rate_decimator[0] = 4; + cfg->ts_rate_decimator[1] = 2; + cfg->ts_rate_decimator[2] = 1; + memcpy(cfg->ts_layer_id, ids, sizeof(ids)); + + /** + * 0=L, 1=GF, 2=ARF, Intra-layer prediction disabled. + */ + layer_flags[0] = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; + layer_flags[1] = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF; + layer_flags[2] = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | + VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST; + layer_flags[3] = + VP8_EFLAG_NO_REF_LAST | + VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | + VP8_EFLAG_NO_UPD_ARF; + break; + } + default: + /** + * do not change the layer_flags or the flag_periodicity in this case; + * it might be that the code is using external flags to be used. + */ + break; + + } +} + +static int vpx_ts_param_parse(VPxContext *ctx, struct vpx_codec_enc_cfg *enccfg, + char *key, char *value, enum AVCodecID codec_id) +{ + size_t value_len = strlen(value); + int ts_layering_mode = 0; + + if (!value_len) + return -1; + + if (!strcmp(key, "ts_number_layers")) + enccfg->ts_number_layers = strtoul(value, &value, 10); + else if (!strcmp(key, "ts_target_bitrate")) { + if (codec_id == AV_CODEC_ID_VP8) + vp8_ts_parse_int_array(enccfg->ts_target_bitrate, value, value_len, VPX_TS_MAX_LAYERS); +#if (VPX_ENCODER_ABI_VERSION >= 12) && CONFIG_LIBVPX_VP9_ENCODER + if (codec_id == AV_CODEC_ID_VP9) + vp8_ts_parse_int_array(enccfg->layer_target_bitrate, value, value_len, VPX_TS_MAX_LAYERS); +#endif + } else if (!strcmp(key, "ts_rate_decimator")) { + vp8_ts_parse_int_array(enccfg->ts_rate_decimator, value, value_len, VPX_TS_MAX_LAYERS); + } else if (!strcmp(key, "ts_periodicity")) { + enccfg->ts_periodicity = strtoul(value, &value, 10); + } else if (!strcmp(key, "ts_layer_id")) { + vp8_ts_parse_int_array(enccfg->ts_layer_id, value, value_len, VPX_TS_MAX_PERIODICITY); + } else if (!strcmp(key, "ts_layering_mode")) { + /* option for pre-defined temporal structures in function set_temporal_layer_pattern. */ + ts_layering_mode = strtoul(value, &value, 4); + } + +#if (VPX_ENCODER_ABI_VERSION >= 12) && CONFIG_LIBVPX_VP9_ENCODER + enccfg->temporal_layering_mode = VP9E_TEMPORAL_LAYERING_MODE_BYPASS; // only bypass mode is supported for now. + enccfg->ss_number_layers = 1; // TODO: add spatial scalability support. +#endif + if (ts_layering_mode) { + // make sure the ts_layering_mode comes at the end of the ts_parameter string to ensure that + // correct configuration is done. + ctx->ts_layer_flags = av_malloc_array(VPX_TS_MAX_PERIODICITY, sizeof(*ctx->ts_layer_flags)); + set_temporal_layer_pattern(ts_layering_mode, enccfg, ctx->ts_layer_flags, &enccfg->ts_periodicity); + } + + return 0; +} + +#if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) +static int vpx_ref_frame_config_set_value(vpx_svc_ref_frame_config_t *ref_frame_config, + int ss_number_layers, char *key, char *value) +{ + size_t value_len = strlen(value); + + if (!value_len) + return AVERROR(EINVAL); + + if (!strcmp(key, "rfc_update_buffer_slot")) { + vp8_ts_parse_int_array(ref_frame_config->update_buffer_slot, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_update_last")) { + vp8_ts_parse_int_array(ref_frame_config->update_last, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_update_golden")) { + vp8_ts_parse_int_array(ref_frame_config->update_golden, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_update_alt_ref")) { + vp8_ts_parse_int_array(ref_frame_config->update_alt_ref, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_lst_fb_idx")) { + vp8_ts_parse_int_array(ref_frame_config->lst_fb_idx, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_gld_fb_idx")) { + vp8_ts_parse_int_array(ref_frame_config->gld_fb_idx, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_alt_fb_idx")) { + vp8_ts_parse_int_array(ref_frame_config->alt_fb_idx, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_reference_last")) { + vp8_ts_parse_int_array(ref_frame_config->reference_last, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_reference_golden")) { + vp8_ts_parse_int_array(ref_frame_config->reference_golden, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_reference_alt_ref")) { + vp8_ts_parse_int_array(ref_frame_config->reference_alt_ref, value, value_len, ss_number_layers); + } else if (!strcmp(key, "rfc_reference_duration")) { + vp8_ts_parse_int64_array(ref_frame_config->duration, value, value_len, ss_number_layers); + } + + return 0; +} + +static int vpx_parse_ref_frame_config_element(vpx_svc_ref_frame_config_t *ref_frame_config, + int ss_number_layers, const char **buf) +{ + const char key_val_sep[] = "="; + const char pairs_sep[] = ":"; + char *key = av_get_token(buf, key_val_sep); + char *val = NULL; + int ret; + + if (key && *key && strspn(*buf, key_val_sep)) { + (*buf)++; + val = av_get_token(buf, pairs_sep); + } + + if (key && *key && val && *val) + ret = vpx_ref_frame_config_set_value(ref_frame_config, ss_number_layers, key, val); + else + ret = AVERROR(EINVAL); + + av_freep(&key); + av_freep(&val); + + return ret; +} + +static int vpx_parse_ref_frame_config(vpx_svc_ref_frame_config_t *ref_frame_config, + int ss_number_layers, const char *str) +{ + int ret = 0; + + while (*str) { + ret = + vpx_parse_ref_frame_config_element(ref_frame_config, ss_number_layers, &str); + if (ret < 0) + return ret; + + if (*str) + str++; + } + + return ret; +} +#endif + +#if CONFIG_LIBVPX_VP9_ENCODER +static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps, + struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags, + vpx_img_fmt_t *img_fmt) +{ + VPxContext av_unused *ctx = avctx->priv_data; + const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); + enccfg->g_bit_depth = enccfg->g_input_bit_depth = desc->comp[0].depth; + switch (avctx->pix_fmt) { + case AV_PIX_FMT_YUV420P: + case AV_PIX_FMT_YUVA420P: + enccfg->g_profile = 0; + *img_fmt = VPX_IMG_FMT_I420; + return 0; + case AV_PIX_FMT_YUV422P: + enccfg->g_profile = 1; + *img_fmt = VPX_IMG_FMT_I422; + return 0; + case AV_PIX_FMT_YUV440P: + enccfg->g_profile = 1; + *img_fmt = VPX_IMG_FMT_I440; + return 0; + case AV_PIX_FMT_GBRP: + ctx->vpx_cs = VPX_CS_SRGB; + case AV_PIX_FMT_YUV444P: + enccfg->g_profile = 1; + *img_fmt = VPX_IMG_FMT_I444; + return 0; + case AV_PIX_FMT_YUV420P10: + case AV_PIX_FMT_YUV420P12: + if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { + enccfg->g_profile = 2; + *img_fmt = VPX_IMG_FMT_I42016; + *flags |= VPX_CODEC_USE_HIGHBITDEPTH; + return 0; + } + break; + case AV_PIX_FMT_YUV422P10: + case AV_PIX_FMT_YUV422P12: + if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { + enccfg->g_profile = 3; + *img_fmt = VPX_IMG_FMT_I42216; + *flags |= VPX_CODEC_USE_HIGHBITDEPTH; + return 0; + } + break; + case AV_PIX_FMT_YUV440P10: + case AV_PIX_FMT_YUV440P12: + if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { + enccfg->g_profile = 3; + *img_fmt = VPX_IMG_FMT_I44016; + *flags |= VPX_CODEC_USE_HIGHBITDEPTH; + return 0; + } + break; + case AV_PIX_FMT_GBRP10: + case AV_PIX_FMT_GBRP12: + ctx->vpx_cs = VPX_CS_SRGB; + case AV_PIX_FMT_YUV444P10: + case AV_PIX_FMT_YUV444P12: + if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { + enccfg->g_profile = 3; + *img_fmt = VPX_IMG_FMT_I44416; + *flags |= VPX_CODEC_USE_HIGHBITDEPTH; + return 0; + } + break; + default: + break; + } + av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n"); + return AVERROR_INVALIDDATA; +} + +static void set_colorspace(AVCodecContext *avctx) +{ + enum vpx_color_space vpx_cs; + VPxContext *ctx = avctx->priv_data; + + if (ctx->vpx_cs) { + vpx_cs = ctx->vpx_cs; + } else { + switch (avctx->colorspace) { + case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break; + case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break; + case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break; + case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break; + case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break; + case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break; + case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break; + case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break; + default: + av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n", + avctx->colorspace); + return; + } + } + codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs); +} + +#if VPX_ENCODER_ABI_VERSION >= 11 +static void set_color_range(AVCodecContext *avctx) +{ + enum vpx_color_range vpx_cr; + switch (avctx->color_range) { + case AVCOL_RANGE_UNSPECIFIED: + case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break; + case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break; + default: + av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n", + avctx->color_range); + return; + } + + codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr); +} +#endif +#endif + +/** + * Set the target bitrate to VPX library default. Also set CRF to 32 if needed. + */ +static void set_vp8_defaults(AVCodecContext *avctx, + struct vpx_codec_enc_cfg *enccfg) +{ + VPxContext *ctx = avctx->priv_data; + av_assert0(!avctx->bit_rate); + avctx->bit_rate = enccfg->rc_target_bitrate * 1000; + if (enccfg->rc_end_usage == VPX_CQ) { + av_log(avctx, AV_LOG_WARNING, + "Bitrate not specified for constrained quality mode, using default of %dkbit/sec\n", + enccfg->rc_target_bitrate); + } else { + enccfg->rc_end_usage = VPX_CQ; + ctx->crf = 32; + av_log(avctx, AV_LOG_WARNING, + "Neither bitrate nor constrained quality specified, using default CRF of %d and bitrate of %dkbit/sec\n", + ctx->crf, enccfg->rc_target_bitrate); + } +} + + +#if CONFIG_LIBVPX_VP9_ENCODER +/** + * Keep the target bitrate at 0 to engage constant quality mode. If CRF is not + * set, use 32. + */ +static void set_vp9_defaults(AVCodecContext *avctx, + struct vpx_codec_enc_cfg *enccfg) +{ + VPxContext *ctx = avctx->priv_data; + av_assert0(!avctx->bit_rate); + if (enccfg->rc_end_usage != VPX_Q && ctx->lossless < 0) { + enccfg->rc_end_usage = VPX_Q; + ctx->crf = 32; + av_log(avctx, AV_LOG_WARNING, + "Neither bitrate nor constrained quality specified, using default CRF of %d\n", + ctx->crf); + } +} +#endif + +/** + * Called when the bitrate is not set. It sets appropriate default values for + * bitrate and CRF. + */ +static void set_vpx_defaults(AVCodecContext *avctx, + struct vpx_codec_enc_cfg *enccfg) +{ + av_assert0(!avctx->bit_rate); +#if CONFIG_LIBVPX_VP9_ENCODER + if (avctx->codec_id == AV_CODEC_ID_VP9) { + set_vp9_defaults(avctx, enccfg); + return; + } +#endif + set_vp8_defaults(avctx, enccfg); +} + +static av_cold int vpx_init(AVCodecContext *avctx, + const struct vpx_codec_iface *iface) +{ + VPxContext *ctx = avctx->priv_data; + struct vpx_codec_enc_cfg enccfg = { 0 }; + struct vpx_codec_enc_cfg enccfg_alpha; + vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0; + AVCPBProperties *cpb_props; + int res; + vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420; +#if CONFIG_LIBVPX_VP9_ENCODER + vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface); + vpx_svc_extra_cfg_t svc_params; +#endif + const AVDictionaryEntry* en = NULL; + + av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str()); + av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config()); + + if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P) + ctx->is_alpha = 1; + + if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) { + av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n", + vpx_codec_err_to_string(res)); + return AVERROR(EINVAL); + } + + ctx->fifo = av_fifo_alloc2(1, sizeof(FrameData), AV_FIFO_FLAG_AUTO_GROW); + if (!ctx->fifo) + return AVERROR(ENOMEM); + +#if CONFIG_LIBVPX_VP9_ENCODER + if (avctx->codec_id == AV_CODEC_ID_VP9) { + if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt)) + return AVERROR(EINVAL); + } +#endif + + if(!avctx->bit_rate) + if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) { + av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n"); + return AVERROR(EINVAL); + } + + dump_enc_cfg(avctx, &enccfg, AV_LOG_DEBUG); + + enccfg.g_w = avctx->width; + enccfg.g_h = avctx->height; + enccfg.g_timebase.num = avctx->time_base.num; + enccfg.g_timebase.den = avctx->time_base.den; + enccfg.g_threads = + FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), MAX_VPX_THREADS); + enccfg.g_lag_in_frames= ctx->lag_in_frames; + + if (avctx->flags & AV_CODEC_FLAG_PASS1) + enccfg.g_pass = VPX_RC_FIRST_PASS; + else if (avctx->flags & AV_CODEC_FLAG_PASS2) + enccfg.g_pass = VPX_RC_LAST_PASS; + else + enccfg.g_pass = VPX_RC_ONE_PASS; + + if (avctx->rc_min_rate == avctx->rc_max_rate && + avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) { + enccfg.rc_end_usage = VPX_CBR; + } else if (ctx->crf >= 0) { + enccfg.rc_end_usage = VPX_CQ; +#if CONFIG_LIBVPX_VP9_ENCODER + if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9) + enccfg.rc_end_usage = VPX_Q; +#endif + } + + if (avctx->bit_rate) { + enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000, + AV_ROUND_NEAR_INF); +#if CONFIG_LIBVPX_VP9_ENCODER + enccfg.ss_target_bitrate[0] = enccfg.rc_target_bitrate; +#endif + } else { + // Set bitrate to default value. Also sets CRF to default if needed. + set_vpx_defaults(avctx, &enccfg); + } + + if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) { + enccfg.rc_min_quantizer = + enccfg.rc_max_quantizer = 0; + } else { + if (avctx->qmin >= 0) + enccfg.rc_min_quantizer = avctx->qmin; + if (avctx->qmax >= 0) + enccfg.rc_max_quantizer = avctx->qmax; + } + + if (enccfg.rc_end_usage == VPX_CQ +#if CONFIG_LIBVPX_VP9_ENCODER + || enccfg.rc_end_usage == VPX_Q +#endif + ) { + if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) { + av_log(avctx, AV_LOG_ERROR, + "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n", + ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer); + return AVERROR(EINVAL); + } + } + + enccfg.rc_dropframe_thresh = ctx->drop_threshold; + + //0-100 (0 => CBR, 100 => VBR) + enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100); + if (avctx->bit_rate) + enccfg.rc_2pass_vbr_minsection_pct = + avctx->rc_min_rate * 100LL / avctx->bit_rate; + if (avctx->rc_max_rate) + enccfg.rc_2pass_vbr_maxsection_pct = + avctx->rc_max_rate * 100LL / avctx->bit_rate; +#if CONFIG_LIBVPX_VP9_ENCODER + if (avctx->codec_id == AV_CODEC_ID_VP9) { +#if VPX_ENCODER_ABI_VERSION >= 14 + if (ctx->corpus_complexity >= 0) + enccfg.rc_2pass_vbr_corpus_complexity = ctx->corpus_complexity; +#endif + } +#endif + + if (avctx->rc_buffer_size) + enccfg.rc_buf_sz = + avctx->rc_buffer_size * 1000LL / avctx->bit_rate; + if (avctx->rc_initial_buffer_occupancy) + enccfg.rc_buf_initial_sz = + avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate; + enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6; + if (ctx->rc_undershoot_pct >= 0) + enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct; + if (ctx->rc_overshoot_pct >= 0) + enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct; + + //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO + if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size) + enccfg.kf_min_dist = avctx->keyint_min; + if (avctx->gop_size >= 0) + enccfg.kf_max_dist = avctx->gop_size; + + if (enccfg.g_pass == VPX_RC_FIRST_PASS) + enccfg.g_lag_in_frames = 0; + else if (enccfg.g_pass == VPX_RC_LAST_PASS) { + int decode_size, ret; + + if (!avctx->stats_in) { + av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n"); + return AVERROR_INVALIDDATA; + } + + ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4; + ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz); + if (ret < 0) { + av_log(avctx, AV_LOG_ERROR, + "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n", + ctx->twopass_stats.sz); + ctx->twopass_stats.sz = 0; + return ret; + } + decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in, + ctx->twopass_stats.sz); + if (decode_size < 0) { + av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n"); + return AVERROR_INVALIDDATA; + } + + ctx->twopass_stats.sz = decode_size; + enccfg.rc_twopass_stats_in = ctx->twopass_stats; + } + + /* 0-3: For non-zero values the encoder increasingly optimizes for reduced + complexity playback on low powered devices at the expense of encode + quality. */ + if (avctx->profile != AV_PROFILE_UNKNOWN) + enccfg.g_profile = avctx->profile; + + enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT; + + while ((en = av_dict_iterate(ctx->vpx_ts_parameters, en))) { + if (vpx_ts_param_parse(ctx, &enccfg, en->key, en->value, avctx->codec_id) < 0) + av_log(avctx, AV_LOG_WARNING, + "Error parsing option '%s = %s'.\n", + en->key, en->value); + } + + /* Construct Encoder Context */ + res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags); + if (res != VPX_CODEC_OK) { + dump_enc_cfg(avctx, &enccfg, AV_LOG_WARNING); + log_encoder_error(avctx, "Failed to initialize encoder"); + return AVERROR(EINVAL); + } + dump_enc_cfg(avctx, &enccfg, AV_LOG_DEBUG); + +#if CONFIG_LIBVPX_VP9_ENCODER + if (avctx->codec_id == AV_CODEC_ID_VP9 && enccfg.ts_number_layers > 1) { + memset(&svc_params, 0, sizeof(svc_params)); + for (int i = 0; i < enccfg.ts_number_layers; ++i) { + svc_params.max_quantizers[i] = enccfg.rc_max_quantizer; + svc_params.min_quantizers[i] = enccfg.rc_min_quantizer; + } + svc_params.scaling_factor_num[0] = enccfg.g_h; + svc_params.scaling_factor_den[0] = enccfg.g_h; +#if VPX_ENCODER_ABI_VERSION >= 12 + codecctl_int(avctx, VP9E_SET_SVC, 1); + codecctl_intp(avctx, VP9E_SET_SVC_PARAMETERS, (int *)&svc_params); +#endif + } +#endif + if (ctx->is_alpha) { + enccfg_alpha = enccfg; + res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags); + if (res != VPX_CODEC_OK) { + log_encoder_error(avctx, "Failed to initialize alpha encoder"); + return AVERROR(EINVAL); + } + } + + //codec control failures are currently treated only as warnings + av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n"); + codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used); + if (ctx->flags & VP8F_AUTO_ALT_REF) + ctx->auto_alt_ref = 1; + if (ctx->auto_alt_ref >= 0) + codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF, + avctx->codec_id == AV_CODEC_ID_VP8 ? !!ctx->auto_alt_ref : ctx->auto_alt_ref); + if (ctx->arnr_max_frames >= 0) + codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames); + if (ctx->arnr_strength >= 0) + codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength); + if (ctx->arnr_type >= 0) + codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type); + if (ctx->tune >= 0) + codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune); + + if (ctx->auto_alt_ref && ctx->is_alpha && avctx->codec_id == AV_CODEC_ID_VP8) { + av_log(avctx, AV_LOG_ERROR, "Transparency encoding with auto_alt_ref does not work\n"); + return AVERROR(EINVAL); + } + + if (ctx->sharpness >= 0) + codecctl_int(avctx, VP8E_SET_SHARPNESS, ctx->sharpness); + + if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) { + codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity); + codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices)); + } + codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh); + if (ctx->crf >= 0) + codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf); + if (ctx->max_intra_rate >= 0) + codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate); + +#if CONFIG_LIBVPX_VP9_ENCODER + if (avctx->codec_id == AV_CODEC_ID_VP9) { + if (ctx->lossless >= 0) + codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless); + if (ctx->tile_columns >= 0) + codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns); + if (ctx->tile_rows >= 0) + codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows); + if (ctx->frame_parallel >= 0) + codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel); + if (ctx->aq_mode >= 0) + codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode); + set_colorspace(avctx); +#if VPX_ENCODER_ABI_VERSION >= 11 + set_color_range(avctx); +#endif +#if VPX_ENCODER_ABI_VERSION >= 12 + codecctl_int(avctx, VP9E_SET_TARGET_LEVEL, ctx->level < 0 ? 255 : lrint(ctx->level * 10)); +#endif +#ifdef VPX_CTRL_VP9E_SET_ROW_MT + if (ctx->row_mt >= 0) + codecctl_int(avctx, VP9E_SET_ROW_MT, ctx->row_mt); +#endif +#ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT + if (ctx->tune_content >= 0) + codecctl_int(avctx, VP9E_SET_TUNE_CONTENT, ctx->tune_content); +#endif +#ifdef VPX_CTRL_VP9E_SET_TPL + if (ctx->tpl_model >= 0) + codecctl_int(avctx, VP9E_SET_TPL, ctx->tpl_model); +#endif +#ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL + if (ctx->min_gf_interval >= 0) + codecctl_int(avctx, VP9E_SET_MIN_GF_INTERVAL, ctx->min_gf_interval); +#endif + } +#endif + + av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline); + + //provide dummy value to initialize wrapper, values will be updated each _encode() + vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1, + (unsigned char*)1); +#if CONFIG_LIBVPX_VP9_ENCODER + if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH)) + ctx->rawimg.bit_depth = enccfg.g_bit_depth; +#endif + + cpb_props = ff_encode_add_cpb_side_data(avctx); + if (!cpb_props) + return AVERROR(ENOMEM); + + if (enccfg.rc_end_usage == VPX_CBR || + enccfg.g_pass != VPX_RC_ONE_PASS) { + cpb_props->max_bitrate = avctx->rc_max_rate; + cpb_props->min_bitrate = avctx->rc_min_rate; + cpb_props->avg_bitrate = avctx->bit_rate; + } + cpb_props->buffer_size = avctx->rc_buffer_size; + + return 0; +} + +static inline void cx_pktcpy(struct FrameListData *dst, + const struct vpx_codec_cx_pkt *src, + VPxContext *ctx) +{ + dst->pts = src->data.frame.pts; + dst->flags = src->data.frame.flags; + dst->sz = src->data.frame.sz; + dst->buf = src->data.frame.buf; + dst->have_sse = 0; + /* For alt-ref frame, don't store PSNR */ + if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) { + dst->have_sse = ctx->have_sse; + if (ctx->have_sse) { + /* associate last-seen SSE to the frame. */ + /* Transfers ownership from ctx to dst. */ + /* WARNING! This makes the assumption that PSNR_PKT comes + just before the frame it refers to! */ + memcpy(dst->sse, ctx->sse, sizeof(dst->sse)); + ctx->have_sse = 0; + } + } +} + +/** + * Store coded frame information in format suitable for return from encode2(). + * + * Write information from @a cx_frame to @a pkt + * @return packet data size on success + * @return a negative AVERROR on error + */ +static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame, + struct FrameListData *alpha_cx_frame, AVPacket *pkt) +{ + VPxContext *ctx = avctx->priv_data; + int ret = ff_get_encode_buffer(avctx, pkt, cx_frame->sz, 0); + uint8_t *side_data; + int pict_type; + int quality; + + if (ret < 0) + return ret; + + memcpy(pkt->data, cx_frame->buf, pkt->size); + pkt->pts = pkt->dts = cx_frame->pts; + + if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) { + pict_type = AV_PICTURE_TYPE_I; + pkt->flags |= AV_PKT_FLAG_KEY; + } else { + pict_type = AV_PICTURE_TYPE_P; + } + + ret = vpx_codec_control(&ctx->encoder, VP8E_GET_LAST_QUANTIZER_64, &quality); + if (ret != VPX_CODEC_OK) + quality = 0; + ff_side_data_set_encoder_stats(pkt, quality * FF_QP2LAMBDA, cx_frame->sse + 1, + cx_frame->have_sse ? 3 : 0, pict_type); + + if (cx_frame->have_sse) { + /* Beware of the Y/U/V/all order! */ + for (int i = 0; i < 3; ++i) + avctx->error[i] += cx_frame->sse[i + 1]; + cx_frame->have_sse = 0; + } + if (alpha_cx_frame) { + side_data = av_packet_new_side_data(pkt, + AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL, + alpha_cx_frame->sz + 8); + if (!side_data) { + av_packet_unref(pkt); + return AVERROR(ENOMEM); + } + AV_WB64(side_data, 1); + memcpy(side_data + 8, alpha_cx_frame->buf, alpha_cx_frame->sz); + } + ret = frame_data_apply(avctx, ctx->fifo, pkt); + if (ret < 0) + return ret; + + return pkt->size; +} + +/** + * Queue multiple output frames from the encoder, returning the front-most. + * In cases where vpx_codec_get_cx_data() returns more than 1 frame append + * the frame queue. Return the head frame if available. + * @return Stored frame size + * @return AVERROR(EINVAL) on output size error + * @return AVERROR(ENOMEM) on coded frame queue data allocation error + */ +static int queue_frames(AVCodecContext *avctx, struct vpx_codec_ctx *encoder, + struct FrameListData **frame_list, AVPacket *pkt_out) +{ + VPxContext *ctx = avctx->priv_data; + const struct vpx_codec_cx_pkt *pkt; + const void *iter = NULL; + int size = 0; + + if (!ctx->is_alpha && *frame_list) { + struct FrameListData *cx_frame = *frame_list; + /* return the leading frame if we've already begun queueing */ + size = storeframe(avctx, cx_frame, NULL, pkt_out); + if (size < 0) + return size; + *frame_list = cx_frame->next; + free_coded_frame(cx_frame); + } + + /* consume all available output from the encoder before returning. buffers + are only good through the next vpx_codec call */ + while (pkt = vpx_codec_get_cx_data(encoder, &iter)) { + switch (pkt->kind) { + case VPX_CODEC_CX_FRAME_PKT: + if (!ctx->is_alpha && !size) { + struct FrameListData cx_frame; + + /* avoid storing the frame when the list is empty and we haven't yet + provided a frame for output */ + av_assert0(!ctx->coded_frame_list); + cx_pktcpy(&cx_frame, pkt, ctx); + size = storeframe(avctx, &cx_frame, NULL, pkt_out); + if (size < 0) + return size; + } else { + struct FrameListData *cx_frame = av_malloc(sizeof(*cx_frame)); + + if (!cx_frame) { + av_log(avctx, AV_LOG_ERROR, + "Frame queue element alloc failed\n"); + return AVERROR(ENOMEM); + } + cx_pktcpy(cx_frame, pkt, ctx); + cx_frame->buf = av_malloc(cx_frame->sz); + + if (!cx_frame->buf) { + av_log(avctx, AV_LOG_ERROR, + "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n", + cx_frame->sz); + av_freep(&cx_frame); + return AVERROR(ENOMEM); + } + memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz); + coded_frame_add(frame_list, cx_frame); + } + break; + case VPX_CODEC_STATS_PKT: { + struct vpx_fixed_buf *stats = &ctx->twopass_stats; + uint8_t *tmp; + if (!pkt_out) + break; + tmp = av_fast_realloc(stats->buf, + &ctx->twopass_stats_size, + stats->sz + + pkt->data.twopass_stats.sz); + if (!tmp) { + av_freep(&stats->buf); + stats->sz = 0; + av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n"); + return AVERROR(ENOMEM); + } + stats->buf = tmp; + memcpy((uint8_t*)stats->buf + stats->sz, + pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz); + stats->sz += pkt->data.twopass_stats.sz; + break; + } + case VPX_CODEC_PSNR_PKT: + if (!pkt_out) + break; + av_assert0(!ctx->have_sse); + ctx->sse[0] = pkt->data.psnr.sse[0]; + ctx->sse[1] = pkt->data.psnr.sse[1]; + ctx->sse[2] = pkt->data.psnr.sse[2]; + ctx->sse[3] = pkt->data.psnr.sse[3]; + ctx->have_sse = 1; + break; + case VPX_CODEC_CUSTOM_PKT: + //ignore unsupported/unrecognized packet types + break; + } + } + + return size; +} + +static int set_roi_map(AVCodecContext *avctx, const AVFrameSideData *sd, int frame_width, int frame_height, + vpx_roi_map_t *roi_map, int block_size, int segment_cnt) +{ + /** + * range of vpx_roi_map_t.delta_q[i] is [-63, 63] + */ +#define MAX_DELTA_Q 63 + + const AVRegionOfInterest *roi = NULL; + int nb_rois; + uint32_t self_size; + int segment_id; + + /* record the mapping from delta_q to "segment id + 1" in segment_mapping[]. + * the range of delta_q is [-MAX_DELTA_Q, MAX_DELTA_Q], + * and its corresponding array index is [0, 2 * MAX_DELTA_Q], + * and so the length of the mapping array is 2 * MAX_DELTA_Q + 1. + * "segment id + 1", so we can say there's no mapping if the value of array element is zero. + */ + int segment_mapping[2 * MAX_DELTA_Q + 1] = { 0 }; + + memset(roi_map, 0, sizeof(*roi_map)); + + /* segment id 0 in roi_map is reserved for the areas not covered by AVRegionOfInterest. + * segment id 0 in roi_map is also for the areas with AVRegionOfInterest.qoffset near 0. + * (delta_q of segment id 0 is 0). + */ + segment_mapping[MAX_DELTA_Q] = 1; + segment_id = 1; + + roi = (const AVRegionOfInterest*)sd->data; + self_size = roi->self_size; + if (!self_size || sd->size % self_size) { + av_log(avctx, AV_LOG_ERROR, "Invalid AVRegionOfInterest.self_size.\n"); + return AVERROR(EINVAL); + } + nb_rois = sd->size / self_size; + + /* This list must be iterated from zero because regions are + * defined in order of decreasing importance. So discard less + * important areas if they exceed the segment count. + */ + for (int i = 0; i < nb_rois; i++) { + int delta_q; + int mapping_index; + + roi = (const AVRegionOfInterest*)(sd->data + self_size * i); + if (!roi->qoffset.den) { + av_log(avctx, AV_LOG_ERROR, "AVRegionOfInterest.qoffset.den must not be zero.\n"); + return AVERROR(EINVAL); + } + + delta_q = (int)(roi->qoffset.num * 1.0f / roi->qoffset.den * MAX_DELTA_Q); + delta_q = av_clip(delta_q, -MAX_DELTA_Q, MAX_DELTA_Q); + + mapping_index = delta_q + MAX_DELTA_Q; + if (!segment_mapping[mapping_index]) { + if (segment_id == segment_cnt) { + av_log(avctx, AV_LOG_WARNING, + "ROI only supports %d segments (and segment 0 is reserved for non-ROIs), skipping the left ones.\n", + segment_cnt); + break; + } + + segment_mapping[mapping_index] = segment_id + 1; + roi_map->delta_q[segment_id] = delta_q; + segment_id++; + } + } + + roi_map->rows = (frame_height + block_size - 1) / block_size; + roi_map->cols = (frame_width + block_size - 1) / block_size; + roi_map->roi_map = av_calloc(roi_map->rows * roi_map->cols, sizeof(*roi_map->roi_map)); + if (!roi_map->roi_map) { + av_log(avctx, AV_LOG_ERROR, "roi_map alloc failed.\n"); + return AVERROR(ENOMEM); + } + + /* This list must be iterated in reverse, so for the case that + * two regions are overlapping, the more important area takes effect. + */ + for (int i = nb_rois - 1; i >= 0; i--) { + int delta_q; + int mapping_value; + int starty, endy, startx, endx; + + roi = (const AVRegionOfInterest*)(sd->data + self_size * i); + + starty = av_clip(roi->top / block_size, 0, roi_map->rows); + endy = av_clip((roi->bottom + block_size - 1) / block_size, 0, roi_map->rows); + startx = av_clip(roi->left / block_size, 0, roi_map->cols); + endx = av_clip((roi->right + block_size - 1) / block_size, 0, roi_map->cols); + + delta_q = (int)(roi->qoffset.num * 1.0f / roi->qoffset.den * MAX_DELTA_Q); + delta_q = av_clip(delta_q, -MAX_DELTA_Q, MAX_DELTA_Q); + + mapping_value = segment_mapping[delta_q + MAX_DELTA_Q]; + if (mapping_value) { + for (int y = starty; y < endy; y++) + for (int x = startx; x < endx; x++) + roi_map->roi_map[x + y * roi_map->cols] = mapping_value - 1; + } + } + + return 0; +} + +static int vp9_encode_set_roi(AVCodecContext *avctx, int frame_width, int frame_height, const AVFrameSideData *sd) +{ + VPxContext *ctx = avctx->priv_data; + +#ifdef VPX_CTRL_VP9E_SET_ROI_MAP + int version = vpx_codec_version(); + int major = VPX_VERSION_MAJOR(version); + int minor = VPX_VERSION_MINOR(version); + int patch = VPX_VERSION_PATCH(version); + + if (major > 1 || (major == 1 && minor > 8) || (major == 1 && minor == 8 && patch >= 1)) { + vpx_roi_map_t roi_map; + const int segment_cnt = 8; + const int block_size = 8; + int ret; + + if (ctx->aq_mode > 0 || ctx->cpu_used < 5 || ctx->deadline != VPX_DL_REALTIME) { + if (!ctx->roi_warned) { + ctx->roi_warned = 1; + av_log(avctx, AV_LOG_WARNING, "ROI is only enabled when aq_mode is 0, cpu_used >= 5 " + "and deadline is REALTIME, so skipping ROI.\n"); + return AVERROR(EINVAL); + } + } + + ret = set_roi_map(avctx, sd, frame_width, frame_height, &roi_map, block_size, segment_cnt); + if (ret) { + log_encoder_error(avctx, "Failed to set_roi_map.\n"); + return ret; + } + + memset(roi_map.ref_frame, -1, sizeof(roi_map.ref_frame)); + + if (vpx_codec_control(&ctx->encoder, VP9E_SET_ROI_MAP, &roi_map)) { + log_encoder_error(avctx, "Failed to set VP9E_SET_ROI_MAP codec control.\n"); + ret = AVERROR_INVALIDDATA; + } + av_freep(&roi_map.roi_map); + return ret; + } +#endif + + if (!ctx->roi_warned) { + ctx->roi_warned = 1; + av_log(avctx, AV_LOG_WARNING, "ROI is not supported, please upgrade libvpx to version >= 1.8.1. " + "You may need to rebuild ffmpeg.\n"); + } + return 0; +} + +static int vp8_encode_set_roi(AVCodecContext *avctx, int frame_width, int frame_height, const AVFrameSideData *sd) +{ + vpx_roi_map_t roi_map; + const int segment_cnt = 4; + const int block_size = 16; + VPxContext *ctx = avctx->priv_data; + + int ret = set_roi_map(avctx, sd, frame_width, frame_height, &roi_map, block_size, segment_cnt); + if (ret) { + log_encoder_error(avctx, "Failed to set_roi_map.\n"); + return ret; + } + + if (vpx_codec_control(&ctx->encoder, VP8E_SET_ROI_MAP, &roi_map)) { + log_encoder_error(avctx, "Failed to set VP8E_SET_ROI_MAP codec control.\n"); + ret = AVERROR_INVALIDDATA; + } + + av_freep(&roi_map.roi_map); + return ret; +} + +static int realloc_alpha_uv(AVCodecContext *avctx, int width, int height) +{ + VPxContext *ctx = avctx->priv_data; + struct vpx_image *rawimg_alpha = &ctx->rawimg_alpha; + unsigned char **planes = rawimg_alpha->planes; + int *stride = rawimg_alpha->stride; + + if (!planes[VPX_PLANE_U] || + !planes[VPX_PLANE_V] || + width != (int)rawimg_alpha->d_w || + height != (int)rawimg_alpha->d_h) { + av_freep(&planes[VPX_PLANE_U]); + av_freep(&planes[VPX_PLANE_V]); + + vpx_img_wrap(rawimg_alpha, VPX_IMG_FMT_I420, width, height, 1, + (unsigned char*)1); + planes[VPX_PLANE_U] = av_malloc_array(stride[VPX_PLANE_U], height); + planes[VPX_PLANE_V] = av_malloc_array(stride[VPX_PLANE_V], height); + if (!planes[VPX_PLANE_U] || !planes[VPX_PLANE_V]) + return AVERROR(ENOMEM); + + memset(planes[VPX_PLANE_U], 0x80, stride[VPX_PLANE_U] * height); + memset(planes[VPX_PLANE_V], 0x80, stride[VPX_PLANE_V] * height); + } + + return 0; +} + +static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt, + const AVFrame *frame, int *got_packet) +{ + VPxContext *ctx = avctx->priv_data; + struct vpx_image *rawimg = NULL; + struct vpx_image *rawimg_alpha = NULL; + int64_t timestamp = 0; + int res, coded_size; + vpx_enc_frame_flags_t flags = 0; + const struct vpx_codec_enc_cfg *enccfg = ctx->encoder.config.enc; + vpx_svc_layer_id_t layer_id; + int layer_id_valid = 0; + unsigned long duration = 0; + + if (avctx->qmax >= 0 && enccfg->rc_max_quantizer != avctx->qmax) { + struct vpx_codec_enc_cfg cfg = *enccfg; + cfg.rc_max_quantizer = avctx->qmax; + res = vpx_codec_enc_config_set(&ctx->encoder, &cfg); + if (res != VPX_CODEC_OK) { + log_encoder_error(avctx, "Error reconfiguring encoder"); + return AVERROR_INVALIDDATA; + } + } + + if (frame) { + const AVFrameSideData *sd = av_frame_get_side_data(frame, AV_FRAME_DATA_REGIONS_OF_INTEREST); + rawimg = &ctx->rawimg; + rawimg->planes[VPX_PLANE_Y] = frame->data[0]; + rawimg->planes[VPX_PLANE_U] = frame->data[1]; + rawimg->planes[VPX_PLANE_V] = frame->data[2]; + rawimg->stride[VPX_PLANE_Y] = frame->linesize[0]; + rawimg->stride[VPX_PLANE_U] = frame->linesize[1]; + rawimg->stride[VPX_PLANE_V] = frame->linesize[2]; + if (ctx->is_alpha) { + rawimg_alpha = &ctx->rawimg_alpha; + res = realloc_alpha_uv(avctx, frame->width, frame->height); + if (res < 0) + return res; + rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3]; + rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[3]; + } + timestamp = frame->pts; +#if VPX_IMAGE_ABI_VERSION >= 4 + switch (frame->color_range) { + case AVCOL_RANGE_MPEG: + rawimg->range = VPX_CR_STUDIO_RANGE; + break; + case AVCOL_RANGE_JPEG: + rawimg->range = VPX_CR_FULL_RANGE; + break; + } +#endif + if (frame->pict_type == AV_PICTURE_TYPE_I) + flags |= VPX_EFLAG_FORCE_KF; + if (frame->metadata) { + AVDictionaryEntry* en = av_dict_get(frame->metadata, "vp8-flags", NULL, 0); + if (en) { + flags |= strtoul(en->value, NULL, 10); + } + + memset(&layer_id, 0, sizeof(layer_id)); + + en = av_dict_get(frame->metadata, "temporal_id", NULL, 0); + if (en) { + layer_id.temporal_layer_id = strtoul(en->value, NULL, 10); +#ifdef VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT + layer_id.temporal_layer_id_per_spatial[0] = layer_id.temporal_layer_id; +#endif + layer_id_valid = 1; + } +#if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) + en = av_dict_get(frame->metadata, "ref-frame-config", NULL, 0); + + if (en) { + if (avctx->codec_id == AV_CODEC_ID_VP9) { + int ret = vpx_parse_ref_frame_config(&ctx->ref_frame_config, + enccfg->ss_number_layers, en->value); + if (ret < 0) { + av_log(avctx, AV_LOG_WARNING, + "Error parsing ref_frame_config option %s.\n", en->value); + return ret; + } + + codecctl_intp(avctx, VP9E_SET_SVC_REF_FRAME_CONFIG, (int *)&ctx->ref_frame_config); + } else { + av_log(avctx, AV_LOG_WARNING, + "Ignoring ref-frame-config for a non-VP9 codec\n"); + } + } +#endif + } + + if (sd) { + if (avctx->codec_id == AV_CODEC_ID_VP8) { + vp8_encode_set_roi(avctx, frame->width, frame->height, sd); + } else { + vp9_encode_set_roi(avctx, frame->width, frame->height, sd); + } + } + + if (!(avctx->flags & AV_CODEC_FLAG_PASS1)) { + res = frame_data_submit(avctx, ctx->fifo, frame); + if (res < 0) + return res; + } + } + + // this is for encoding with preset temporal layering patterns defined in + // set_temporal_layer_pattern function. + if (enccfg->ts_number_layers > 1 && ctx->ts_layer_flags) { + if (flags & VPX_EFLAG_FORCE_KF) { + // keyframe, reset temporal layering. + ctx->current_temporal_idx = 0; + flags = VPX_EFLAG_FORCE_KF; + } else { + flags = 0; + } + + /* get the flags from the temporal layer configuration. */ + flags |= ctx->ts_layer_flags[ctx->current_temporal_idx]; + + memset(&layer_id, 0, sizeof(layer_id)); +#if VPX_ENCODER_ABI_VERSION >= 12 + layer_id.spatial_layer_id = 0; +#endif + layer_id.temporal_layer_id = enccfg->ts_layer_id[ctx->current_temporal_idx]; +#ifdef VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT + layer_id.temporal_layer_id_per_spatial[0] = layer_id.temporal_layer_id; +#endif + layer_id_valid = 1; + } + + if (layer_id_valid) { + if (avctx->codec_id == AV_CODEC_ID_VP8) { + codecctl_int(avctx, VP8E_SET_TEMPORAL_LAYER_ID, layer_id.temporal_layer_id); + } +#if CONFIG_LIBVPX_VP9_ENCODER && VPX_ENCODER_ABI_VERSION >= 12 + else if (avctx->codec_id == AV_CODEC_ID_VP9) { + codecctl_intp(avctx, VP9E_SET_SVC_LAYER_ID, (int *)&layer_id); + } +#endif + } + + if (frame && frame->duration > ULONG_MAX) { + av_log(avctx, AV_LOG_WARNING, + "Frame duration too large: %"PRId64"\n", frame->duration); + } else if (frame && frame->duration) + duration = frame->duration; + else if (avctx->framerate.num > 0 && avctx->framerate.den > 0) + duration = av_rescale_q(1, av_inv_q(avctx->framerate), avctx->time_base); + else { +FF_DISABLE_DEPRECATION_WARNINGS + duration = +#if FF_API_TICKS_PER_FRAME + avctx->ticks_per_frame ? avctx->ticks_per_frame : +#endif + 1; +FF_ENABLE_DEPRECATION_WARNINGS + } + + res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp, + duration, flags, ctx->deadline); + if (res != VPX_CODEC_OK) { + log_encoder_error(avctx, "Error encoding frame"); + return AVERROR_INVALIDDATA; + } + + if (ctx->is_alpha) { + res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp, + duration, flags, ctx->deadline); + if (res != VPX_CODEC_OK) { + log_encoder_error(avctx, "Error encoding alpha frame"); + return AVERROR_INVALIDDATA; + } + } + + coded_size = queue_frames(avctx, &ctx->encoder, &ctx->coded_frame_list, pkt); + if (ctx->is_alpha) { + queue_frames(avctx, &ctx->encoder_alpha, &ctx->alpha_coded_frame_list, NULL); + + if (ctx->coded_frame_list && ctx->alpha_coded_frame_list) { + struct FrameListData *cx_frame = ctx->coded_frame_list; + struct FrameListData *alpha_cx_frame = ctx->alpha_coded_frame_list; + av_assert0(!coded_size); + /* return the leading frame if we've already begun queueing */ + coded_size = storeframe(avctx, cx_frame, alpha_cx_frame, pkt); + if (coded_size < 0) + return coded_size; + ctx->coded_frame_list = cx_frame->next; + ctx->alpha_coded_frame_list = alpha_cx_frame->next; + free_coded_frame(cx_frame); + free_coded_frame(alpha_cx_frame); + } + } + + if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) { + unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz); + + avctx->stats_out = av_malloc(b64_size); + if (!avctx->stats_out) { + av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n", + b64_size); + return AVERROR(ENOMEM); + } + av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf, + ctx->twopass_stats.sz); + } else if (enccfg->ts_number_layers > 1 && ctx->ts_layer_flags) { + ctx->current_temporal_idx = (ctx->current_temporal_idx + 1) % enccfg->ts_periodicity; + } + + *got_packet = !!coded_size; + return 0; +} + +#define OFFSET(x) offsetof(VPxContext, x) +#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM + +#define COMMON_OPTIONS \ + { "lag-in-frames", "Number of frames to look ahead for " \ + "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ + { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ + { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ + { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \ + { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \ + { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \ + { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \ + { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \ + { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \ + { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \ + { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \ + { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \ + { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \ + { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \ + { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \ + { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ + { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \ + { "partitions", "The frame partitions are independently decodable " \ + "by the bool decoder, meaning that partitions can be decoded even " \ + "though earlier partitions have been lost. Note that intra prediction" \ + " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \ + { "crf", "Select the quality for constant quality mode", offsetof(VPxContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \ + { "static-thresh", "A change threshold on blocks below which they will be skipped by the encoder", OFFSET(static_thresh), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \ + { "drop-threshold", "Frame drop threshold", offsetof(VPxContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \ + { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \ + { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \ + { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \ + { "ts-parameters", "Temporal scaling configuration using a :-separated list of key=value parameters", OFFSET(vpx_ts_parameters), AV_OPT_TYPE_DICT, {.str=NULL}, 0, 0, VE}, \ + +#define LEGACY_OPTIONS \ + {"speed", "", offsetof(VPxContext, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \ + {"quality", "", offsetof(VPxContext, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \ + {"vp8flags", "", offsetof(VPxContext, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \ + {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \ + {"altref", "enable use of alternate reference frames (VP8/2-pass only)", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_AUTO_ALT_REF}, INT_MIN, INT_MAX, VE, "flags"}, \ + {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VPxContext, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \ + {"arnr_strength", "altref noise reduction filter strength", offsetof(VPxContext, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \ + {"arnr_type", "altref noise reduction filter type", offsetof(VPxContext, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \ + {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VPxContext, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \ + {"sharpness", "Increase sharpness at the expense of lower PSNR", offsetof(VPxContext, sharpness), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 7, VE}, + +#if CONFIG_LIBVPX_VP8_ENCODER +static const AVOption vp8_options[] = { + COMMON_OPTIONS + { "auto-alt-ref", "Enable use of alternate reference " + "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, + { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, + LEGACY_OPTIONS + { NULL } +}; +#endif + +#if CONFIG_LIBVPX_VP9_ENCODER +static const AVOption vp9_options[] = { + COMMON_OPTIONS + { "auto-alt-ref", "Enable use of alternate reference " + "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE}, + { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE}, + { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, + { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE}, + { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, + { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE}, +#if VPX_ENCODER_ABI_VERSION >= 12 + { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"}, +#else + { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"}, +#endif + { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" }, + { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" }, + { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" }, + { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" }, +#if VPX_ENCODER_ABI_VERSION >= 12 + { "equator360", "360 video Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 4}, 0, 0, VE, "aq_mode" }, + {"level", "Specify level", OFFSET(level), AV_OPT_TYPE_FLOAT, {.dbl=-1}, -1, 6.2, VE}, +#endif +#ifdef VPX_CTRL_VP9E_SET_ROW_MT + {"row-mt", "Row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE}, +#endif +#ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT +#if VPX_ENCODER_ABI_VERSION >= 14 + { "tune-content", "Tune content type", OFFSET(tune_content), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE, "tune_content" }, +#else + { "tune-content", "Tune content type", OFFSET(tune_content), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE, "tune_content" }, +#endif + { "default", "Regular video content", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "tune_content" }, + { "screen", "Screen capture content", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "tune_content" }, +#if VPX_ENCODER_ABI_VERSION >= 14 + { "film", "Film content; improves grain retention", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "tune_content" }, +#endif +#endif +#if VPX_ENCODER_ABI_VERSION >= 14 + { "corpus-complexity", "corpus vbr complexity midpoint", OFFSET(corpus_complexity), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 10000, VE }, +#endif +#ifdef VPX_CTRL_VP9E_SET_TPL + { "enable-tpl", "Enable temporal dependency model", OFFSET(tpl_model), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE }, +#endif +#ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL + { "min-gf-interval", "Minimum golden/alternate reference frame interval", OFFSET(min_gf_interval), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE }, +#endif + LEGACY_OPTIONS + { NULL } +}; +#endif + +#undef COMMON_OPTIONS +#undef LEGACY_OPTIONS + +static const FFCodecDefault defaults[] = { + { "b", "0" }, + { "qmin", "-1" }, + { "qmax", "-1" }, + { "g", "-1" }, + { "keyint_min", "-1" }, + { NULL }, +}; + +#if CONFIG_LIBVPX_VP8_ENCODER +static av_cold int vp8_init(AVCodecContext *avctx) +{ + return vpx_init(avctx, vpx_codec_vp8_cx()); +} + +static const AVClass class_vp8 = { + .class_name = "libvpx-vp8 encoder", + .item_name = av_default_item_name, + .option = vp8_options, + .version = LIBAVUTIL_VERSION_INT, +}; + +const FFCodec ff_libvpx_vp8_encoder = { + .p.name = "libvpx", + CODEC_LONG_NAME("libvpx VP8"), + .p.type = AVMEDIA_TYPE_VIDEO, + .p.id = AV_CODEC_ID_VP8, + .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | + AV_CODEC_CAP_OTHER_THREADS | + AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, + .priv_data_size = sizeof(VPxContext), + .init = vp8_init, + FF_CODEC_ENCODE_CB(vpx_encode), + .close = vpx_free, + .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | + FF_CODEC_CAP_AUTO_THREADS, + .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE }, + .p.priv_class = &class_vp8, + .defaults = defaults, + .p.wrapper_name = "libvpx", +}; +#endif /* CONFIG_LIBVPX_VP8_ENCODER */ + +#if CONFIG_LIBVPX_VP9_ENCODER +static av_cold int vp9_init(AVCodecContext *avctx) +{ + return vpx_init(avctx, vpx_codec_vp9_cx()); +} + +static const enum AVPixelFormat vp9_pix_fmts_highcol[] = { + AV_PIX_FMT_YUV420P, + AV_PIX_FMT_YUVA420P, + AV_PIX_FMT_YUV422P, + AV_PIX_FMT_YUV440P, + AV_PIX_FMT_YUV444P, + AV_PIX_FMT_GBRP, + AV_PIX_FMT_NONE +}; + +static const enum AVPixelFormat vp9_pix_fmts_highbd[] = { + AV_PIX_FMT_YUV420P, + AV_PIX_FMT_YUVA420P, + AV_PIX_FMT_YUV422P, + AV_PIX_FMT_YUV440P, + AV_PIX_FMT_YUV444P, + AV_PIX_FMT_YUV420P10, + AV_PIX_FMT_YUV422P10, + AV_PIX_FMT_YUV440P10, + AV_PIX_FMT_YUV444P10, + AV_PIX_FMT_YUV420P12, + AV_PIX_FMT_YUV422P12, + AV_PIX_FMT_YUV440P12, + AV_PIX_FMT_YUV444P12, + AV_PIX_FMT_GBRP, + AV_PIX_FMT_GBRP10, + AV_PIX_FMT_GBRP12, + AV_PIX_FMT_NONE +}; + +static av_cold void vp9_init_static(FFCodec *codec) +{ + vpx_codec_caps_t codec_caps = vpx_codec_get_caps(vpx_codec_vp9_cx()); + if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) + codec->p.pix_fmts = vp9_pix_fmts_highbd; + else + codec->p.pix_fmts = vp9_pix_fmts_highcol; +} + +static const AVClass class_vp9 = { + .class_name = "libvpx-vp9 encoder", + .item_name = av_default_item_name, + .option = vp9_options, + .version = LIBAVUTIL_VERSION_INT, +}; + +FFCodec ff_libvpx_vp9_encoder = { + .p.name = "libvpx-vp9", + CODEC_LONG_NAME("libvpx VP9"), + .p.type = AVMEDIA_TYPE_VIDEO, + .p.id = AV_CODEC_ID_VP9, + .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | + AV_CODEC_CAP_OTHER_THREADS | + AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, + .p.profiles = NULL_IF_CONFIG_SMALL(ff_vp9_profiles), + .p.priv_class = &class_vp9, + .p.wrapper_name = "libvpx", + .priv_data_size = sizeof(VPxContext), + .init = vp9_init, + FF_CODEC_ENCODE_CB(vpx_encode), + .close = vpx_free, + .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | + FF_CODEC_CAP_AUTO_THREADS, + .defaults = defaults, + .init_static_data = vp9_init_static, +}; +#endif /* CONFIG_LIBVPX_VP9_ENCODER */ |