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-rw-r--r--media/libvpx/libvpx/vp9/encoder/vp9_encodemb.c1061
1 files changed, 1061 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vp9/encoder/vp9_encodemb.c b/media/libvpx/libvpx/vp9/encoder/vp9_encodemb.c
new file mode 100644
index 0000000000..eded9f5c42
--- /dev/null
+++ b/media/libvpx/libvpx/vp9/encoder/vp9_encodemb.c
@@ -0,0 +1,1061 @@
+/*
+ * 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 "./vp9_rtcd.h"
+#include "./vpx_config.h"
+#include "./vpx_dsp_rtcd.h"
+
+#include "vpx_dsp/quantize.h"
+#include "vpx_mem/vpx_mem.h"
+#include "vpx_ports/mem.h"
+
+#if CONFIG_MISMATCH_DEBUG
+#include "vpx_util/vpx_debug_util.h"
+#endif
+
+#include "vp9/common/vp9_idct.h"
+#include "vp9/common/vp9_reconinter.h"
+#include "vp9/common/vp9_reconintra.h"
+#include "vp9/common/vp9_scan.h"
+
+#include "vp9/encoder/vp9_encodemb.h"
+#include "vp9/encoder/vp9_encoder.h"
+#include "vp9/encoder/vp9_rd.h"
+#include "vp9/encoder/vp9_tokenize.h"
+
+struct optimize_ctx {
+ ENTROPY_CONTEXT ta[MAX_MB_PLANE][16];
+ ENTROPY_CONTEXT tl[MAX_MB_PLANE][16];
+};
+
+void vp9_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane) {
+ struct macroblock_plane *const p = &x->plane[plane];
+ const struct macroblockd_plane *const pd = &x->e_mbd.plane[plane];
+ const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd);
+ const int bw = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
+ const int bh = 4 * num_4x4_blocks_high_lookup[plane_bsize];
+
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (x->e_mbd.cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ vpx_highbd_subtract_block(bh, bw, p->src_diff, bw, p->src.buf,
+ p->src.stride, pd->dst.buf, pd->dst.stride,
+ x->e_mbd.bd);
+ return;
+ }
+#endif // CONFIG_VP9_HIGHBITDEPTH
+ vpx_subtract_block(bh, bw, p->src_diff, bw, p->src.buf, p->src.stride,
+ pd->dst.buf, pd->dst.stride);
+}
+
+static const int plane_rd_mult[REF_TYPES][PLANE_TYPES] = {
+ { 10, 6 },
+ { 8, 5 },
+};
+
+// 'num' can be negative, but 'shift' must be non-negative.
+#define RIGHT_SHIFT_POSSIBLY_NEGATIVE(num, shift) \
+ (((num) >= 0) ? (num) >> (shift) : -((-(num)) >> (shift)))
+
+int vp9_optimize_b(MACROBLOCK *mb, int plane, int block, TX_SIZE tx_size,
+ int ctx) {
+ MACROBLOCKD *const xd = &mb->e_mbd;
+ struct macroblock_plane *const p = &mb->plane[plane];
+ struct macroblockd_plane *const pd = &xd->plane[plane];
+ const int ref = is_inter_block(xd->mi[0]);
+ uint8_t token_cache[1024];
+ const tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
+ tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
+ tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ const int eob = p->eobs[block];
+ const PLANE_TYPE plane_type = get_plane_type(plane);
+ const int default_eob = 16 << (tx_size << 1);
+ const int shift = (tx_size == TX_32X32);
+ const int16_t *const dequant_ptr = pd->dequant;
+ const uint8_t *const band_translate = get_band_translate(tx_size);
+ const ScanOrder *const so = get_scan(xd, tx_size, plane_type, block);
+ const int16_t *const scan = so->scan;
+ const int16_t *const nb = so->neighbors;
+ const MODE_INFO *mbmi = xd->mi[0];
+ const int sharpness = mb->sharpness;
+ const int64_t rdadj = (int64_t)mb->rdmult * plane_rd_mult[ref][plane_type];
+ const int64_t rdmult =
+ (sharpness == 0 ? rdadj >> 1
+ : (rdadj * (8 - sharpness + mbmi->segment_id)) >> 4);
+
+ const int64_t rddiv = mb->rddiv;
+ int64_t rd_cost0, rd_cost1;
+ int64_t rate0, rate1;
+ int16_t t0, t1;
+ int i, final_eob;
+ int count_high_values_after_eob = 0;
+#if CONFIG_VP9_HIGHBITDEPTH
+ const uint16_t *cat6_high_cost = vp9_get_high_cost_table(xd->bd);
+#else
+ const uint16_t *cat6_high_cost = vp9_get_high_cost_table(8);
+#endif
+ unsigned int(*const token_costs)[2][COEFF_CONTEXTS][ENTROPY_TOKENS] =
+ mb->token_costs[tx_size][plane_type][ref];
+ unsigned int(*token_costs_cur)[2][COEFF_CONTEXTS][ENTROPY_TOKENS];
+ int64_t eob_cost0, eob_cost1;
+ const int ctx0 = ctx;
+ int64_t accu_rate = 0;
+ // Initialized to the worst possible error for the largest transform size.
+ // This ensures that it never goes negative.
+ int64_t accu_error = ((int64_t)1) << 50;
+ int64_t best_block_rd_cost = INT64_MAX;
+ int x_prev = 1;
+ tran_low_t before_best_eob_qc = 0;
+ tran_low_t before_best_eob_dqc = 0;
+
+ assert((!plane_type && !plane) || (plane_type && plane));
+ assert(eob <= default_eob);
+
+ for (i = 0; i < eob; i++) {
+ const int rc = scan[i];
+ token_cache[rc] = vp9_pt_energy_class[vp9_get_token(qcoeff[rc])];
+ }
+ final_eob = 0;
+
+ // Initial RD cost.
+ token_costs_cur = token_costs + band_translate[0];
+ rate0 = (*token_costs_cur)[0][ctx0][EOB_TOKEN];
+ best_block_rd_cost = RDCOST(rdmult, rddiv, rate0, accu_error);
+
+ // For each token, pick one of two choices greedily:
+ // (i) First candidate: Keep current quantized value, OR
+ // (ii) Second candidate: Reduce quantized value by 1.
+ for (i = 0; i < eob; i++) {
+ const int rc = scan[i];
+ const int x = qcoeff[rc];
+ const int band_cur = band_translate[i];
+ const int ctx_cur = (i == 0) ? ctx : get_coef_context(nb, token_cache, i);
+ const int token_tree_sel_cur = (x_prev == 0);
+ token_costs_cur = token_costs + band_cur;
+ if (x == 0) { // No need to search
+ const int token = vp9_get_token(x);
+ rate0 = (*token_costs_cur)[token_tree_sel_cur][ctx_cur][token];
+ accu_rate += rate0;
+ x_prev = 0;
+ // Note: accu_error does not change.
+ } else {
+ const int dqv = dequant_ptr[rc != 0];
+ // Compute the distortion for quantizing to 0.
+ const int diff_for_zero_raw = (0 - coeff[rc]) * (1 << shift);
+ const int diff_for_zero =
+#if CONFIG_VP9_HIGHBITDEPTH
+ (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
+ ? RIGHT_SHIFT_POSSIBLY_NEGATIVE(diff_for_zero_raw, xd->bd - 8)
+ :
+#endif
+ diff_for_zero_raw;
+ const int64_t distortion_for_zero =
+ (int64_t)diff_for_zero * diff_for_zero;
+
+ // Compute the distortion for the first candidate
+ const int diff0_raw = (dqcoeff[rc] - coeff[rc]) * (1 << shift);
+ const int diff0 =
+#if CONFIG_VP9_HIGHBITDEPTH
+ (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
+ ? RIGHT_SHIFT_POSSIBLY_NEGATIVE(diff0_raw, xd->bd - 8)
+ :
+#endif // CONFIG_VP9_HIGHBITDEPTH
+ diff0_raw;
+ const int64_t distortion0 = (int64_t)diff0 * diff0;
+
+ // Compute the distortion for the second candidate
+ const int sign = -(x < 0); // -1 if x is negative and 0 otherwise.
+ const int x1 = x - 2 * sign - 1; // abs(x1) = abs(x) - 1.
+ int64_t distortion1;
+ if (x1 != 0) {
+ const int dqv_step =
+#if CONFIG_VP9_HIGHBITDEPTH
+ (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) ? dqv >> (xd->bd - 8)
+ :
+#endif // CONFIG_VP9_HIGHBITDEPTH
+ dqv;
+ const int diff_step = (dqv_step + sign) ^ sign;
+ const int diff1 = diff0 - diff_step;
+ assert(dqv > 0); // We aren't right shifting a negative number above.
+ distortion1 = (int64_t)diff1 * diff1;
+ } else {
+ distortion1 = distortion_for_zero;
+ }
+ {
+ // Calculate RDCost for current coeff for the two candidates.
+ const int64_t base_bits0 = vp9_get_token_cost(x, &t0, cat6_high_cost);
+ const int64_t base_bits1 = vp9_get_token_cost(x1, &t1, cat6_high_cost);
+ rate0 =
+ base_bits0 + (*token_costs_cur)[token_tree_sel_cur][ctx_cur][t0];
+ rate1 =
+ base_bits1 + (*token_costs_cur)[token_tree_sel_cur][ctx_cur][t1];
+ }
+ {
+ int rdcost_better_for_x1, eob_rdcost_better_for_x1;
+ int dqc0, dqc1;
+ int64_t best_eob_cost_cur;
+ int use_x1;
+
+ // Calculate RD Cost effect on the next coeff for the two candidates.
+ int64_t next_bits0 = 0;
+ int64_t next_bits1 = 0;
+ int64_t next_eob_bits0 = 0;
+ int64_t next_eob_bits1 = 0;
+ if (i < default_eob - 1) {
+ int ctx_next, token_tree_sel_next;
+ const int band_next = band_translate[i + 1];
+ const int token_next =
+ (i + 1 != eob) ? vp9_get_token(qcoeff[scan[i + 1]]) : EOB_TOKEN;
+ unsigned int(*const token_costs_next)[2][COEFF_CONTEXTS]
+ [ENTROPY_TOKENS] =
+ token_costs + band_next;
+ token_cache[rc] = vp9_pt_energy_class[t0];
+ ctx_next = get_coef_context(nb, token_cache, i + 1);
+ token_tree_sel_next = (x == 0);
+ next_bits0 =
+ (*token_costs_next)[token_tree_sel_next][ctx_next][token_next];
+ next_eob_bits0 =
+ (*token_costs_next)[token_tree_sel_next][ctx_next][EOB_TOKEN];
+ token_cache[rc] = vp9_pt_energy_class[t1];
+ ctx_next = get_coef_context(nb, token_cache, i + 1);
+ token_tree_sel_next = (x1 == 0);
+ next_bits1 =
+ (*token_costs_next)[token_tree_sel_next][ctx_next][token_next];
+ if (x1 != 0) {
+ next_eob_bits1 =
+ (*token_costs_next)[token_tree_sel_next][ctx_next][EOB_TOKEN];
+ }
+ }
+
+ // Compare the total RD costs for two candidates.
+ rd_cost0 = RDCOST(rdmult, rddiv, (rate0 + next_bits0), distortion0);
+ rd_cost1 = RDCOST(rdmult, rddiv, (rate1 + next_bits1), distortion1);
+ rdcost_better_for_x1 = (rd_cost1 < rd_cost0);
+ eob_cost0 = RDCOST(rdmult, rddiv, (accu_rate + rate0 + next_eob_bits0),
+ (accu_error + distortion0 - distortion_for_zero));
+ eob_cost1 = eob_cost0;
+ if (x1 != 0) {
+ eob_cost1 =
+ RDCOST(rdmult, rddiv, (accu_rate + rate1 + next_eob_bits1),
+ (accu_error + distortion1 - distortion_for_zero));
+ eob_rdcost_better_for_x1 = (eob_cost1 < eob_cost0);
+ } else {
+ eob_rdcost_better_for_x1 = 0;
+ }
+
+ // Calculate the two candidate de-quantized values.
+ dqc0 = dqcoeff[rc];
+ dqc1 = 0;
+ if (rdcost_better_for_x1 + eob_rdcost_better_for_x1) {
+ if (x1 != 0) {
+ dqc1 = RIGHT_SHIFT_POSSIBLY_NEGATIVE(x1 * dqv, shift);
+ } else {
+ dqc1 = 0;
+ }
+ }
+
+ // Pick and record the better quantized and de-quantized values.
+ if (rdcost_better_for_x1) {
+ qcoeff[rc] = x1;
+ dqcoeff[rc] = dqc1;
+ accu_rate += rate1;
+ accu_error += distortion1 - distortion_for_zero;
+ assert(distortion1 <= distortion_for_zero);
+ token_cache[rc] = vp9_pt_energy_class[t1];
+ } else {
+ accu_rate += rate0;
+ accu_error += distortion0 - distortion_for_zero;
+ assert(distortion0 <= distortion_for_zero);
+ token_cache[rc] = vp9_pt_energy_class[t0];
+ }
+ if (sharpness > 0 && abs(qcoeff[rc]) > 1) count_high_values_after_eob++;
+ assert(accu_error >= 0);
+ x_prev = qcoeff[rc]; // Update based on selected quantized value.
+
+ use_x1 = (x1 != 0) && eob_rdcost_better_for_x1;
+ best_eob_cost_cur = use_x1 ? eob_cost1 : eob_cost0;
+
+ // Determine whether to move the eob position to i+1
+ if (best_eob_cost_cur < best_block_rd_cost) {
+ best_block_rd_cost = best_eob_cost_cur;
+ final_eob = i + 1;
+ count_high_values_after_eob = 0;
+ if (use_x1) {
+ before_best_eob_qc = x1;
+ before_best_eob_dqc = dqc1;
+ } else {
+ before_best_eob_qc = x;
+ before_best_eob_dqc = dqc0;
+ }
+ }
+ }
+ }
+ }
+ if (count_high_values_after_eob > 0) {
+ final_eob = eob - 1;
+ for (; final_eob >= 0; final_eob--) {
+ const int rc = scan[final_eob];
+ const int x = qcoeff[rc];
+ if (x) {
+ break;
+ }
+ }
+ final_eob++;
+ } else {
+ assert(final_eob <= eob);
+ if (final_eob > 0) {
+ int rc;
+ assert(before_best_eob_qc != 0);
+ i = final_eob - 1;
+ rc = scan[i];
+ qcoeff[rc] = before_best_eob_qc;
+ dqcoeff[rc] = before_best_eob_dqc;
+ }
+ for (i = final_eob; i < eob; i++) {
+ int rc = scan[i];
+ qcoeff[rc] = 0;
+ dqcoeff[rc] = 0;
+ }
+ }
+ mb->plane[plane].eobs[block] = final_eob;
+ return final_eob;
+}
+#undef RIGHT_SHIFT_POSSIBLY_NEGATIVE
+
+static INLINE void fdct32x32(int rd_transform, const int16_t *src,
+ tran_low_t *dst, int src_stride) {
+ if (rd_transform)
+ vpx_fdct32x32_rd(src, dst, src_stride);
+ else
+ vpx_fdct32x32(src, dst, src_stride);
+}
+
+#if CONFIG_VP9_HIGHBITDEPTH
+static INLINE void highbd_fdct32x32(int rd_transform, const int16_t *src,
+ tran_low_t *dst, int src_stride) {
+ if (rd_transform)
+ vpx_highbd_fdct32x32_rd(src, dst, src_stride);
+ else
+ vpx_highbd_fdct32x32(src, dst, src_stride);
+}
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+void vp9_xform_quant_fp(MACROBLOCK *x, int plane, int block, int row, int col,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
+ MACROBLOCKD *const xd = &x->e_mbd;
+ const struct macroblock_plane *const p = &x->plane[plane];
+ const struct macroblockd_plane *const pd = &xd->plane[plane];
+ const ScanOrder *const scan_order = &vp9_default_scan_orders[tx_size];
+ tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
+ tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
+ tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ uint16_t *const eob = &p->eobs[block];
+ const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
+ const int16_t *src_diff;
+ src_diff = &p->src_diff[4 * (row * diff_stride + col)];
+ // skip block condition should be handled before this is called.
+ assert(!x->skip_block);
+
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ switch (tx_size) {
+ case TX_32X32:
+ highbd_fdct32x32(x->use_lp32x32fdct, src_diff, coeff, diff_stride);
+ vp9_highbd_quantize_fp_32x32(coeff, 1024, p, qcoeff, dqcoeff,
+ pd->dequant, eob, scan_order);
+ break;
+ case TX_16X16:
+ vpx_highbd_fdct16x16(src_diff, coeff, diff_stride);
+ vp9_highbd_quantize_fp(coeff, 256, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ case TX_8X8:
+ vpx_highbd_fdct8x8(src_diff, coeff, diff_stride);
+ vp9_highbd_quantize_fp(coeff, 64, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vp9_highbd_quantize_fp(coeff, 16, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ }
+ return;
+ }
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+ switch (tx_size) {
+ case TX_32X32:
+ fdct32x32(x->use_lp32x32fdct, src_diff, coeff, diff_stride);
+ vp9_quantize_fp_32x32(coeff, 1024, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ case TX_16X16:
+ vpx_fdct16x16(src_diff, coeff, diff_stride);
+ vp9_quantize_fp(coeff, 256, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ case TX_8X8:
+ vpx_fdct8x8(src_diff, coeff, diff_stride);
+ vp9_quantize_fp(coeff, 64, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vp9_quantize_fp(coeff, 16, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ }
+}
+
+void vp9_xform_quant_dc(MACROBLOCK *x, int plane, int block, int row, int col,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
+ MACROBLOCKD *const xd = &x->e_mbd;
+ const struct macroblock_plane *const p = &x->plane[plane];
+ const struct macroblockd_plane *const pd = &xd->plane[plane];
+ tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
+ tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
+ tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ uint16_t *const eob = &p->eobs[block];
+ const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
+ const int16_t *src_diff;
+ src_diff = &p->src_diff[4 * (row * diff_stride + col)];
+ // skip block condition should be handled before this is called.
+ assert(!x->skip_block);
+
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ switch (tx_size) {
+ case TX_32X32:
+ vpx_highbd_fdct32x32_1(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_dc_32x32(coeff, p->round, p->quant_fp[0], qcoeff,
+ dqcoeff, pd->dequant[0], eob);
+ break;
+ case TX_16X16:
+ vpx_highbd_fdct16x16_1(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_dc(coeff, 256, p->round, p->quant_fp[0], qcoeff,
+ dqcoeff, pd->dequant[0], eob);
+ break;
+ case TX_8X8:
+ vpx_highbd_fdct8x8_1(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_dc(coeff, 64, p->round, p->quant_fp[0], qcoeff,
+ dqcoeff, pd->dequant[0], eob);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_dc(coeff, 16, p->round, p->quant_fp[0], qcoeff,
+ dqcoeff, pd->dequant[0], eob);
+ break;
+ }
+ return;
+ }
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+ switch (tx_size) {
+ case TX_32X32:
+ vpx_fdct32x32_1(src_diff, coeff, diff_stride);
+ vpx_quantize_dc_32x32(coeff, p->round, p->quant_fp[0], qcoeff, dqcoeff,
+ pd->dequant[0], eob);
+ break;
+ case TX_16X16:
+ vpx_fdct16x16_1(src_diff, coeff, diff_stride);
+ vpx_quantize_dc(coeff, 256, p->round, p->quant_fp[0], qcoeff, dqcoeff,
+ pd->dequant[0], eob);
+ break;
+ case TX_8X8:
+ vpx_fdct8x8_1(src_diff, coeff, diff_stride);
+ vpx_quantize_dc(coeff, 64, p->round, p->quant_fp[0], qcoeff, dqcoeff,
+ pd->dequant[0], eob);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vpx_quantize_dc(coeff, 16, p->round, p->quant_fp[0], qcoeff, dqcoeff,
+ pd->dequant[0], eob);
+ break;
+ }
+}
+
+void vp9_xform_quant(MACROBLOCK *x, int plane, int block, int row, int col,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
+ MACROBLOCKD *const xd = &x->e_mbd;
+ const struct macroblock_plane *const p = &x->plane[plane];
+ const struct macroblockd_plane *const pd = &xd->plane[plane];
+ const ScanOrder *const scan_order = &vp9_default_scan_orders[tx_size];
+ tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
+ tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
+ tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ uint16_t *const eob = &p->eobs[block];
+ const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
+ const int16_t *src_diff;
+ src_diff = &p->src_diff[4 * (row * diff_stride + col)];
+ // skip block condition should be handled before this is called.
+ assert(!x->skip_block);
+
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ switch (tx_size) {
+ case TX_32X32:
+ highbd_fdct32x32(x->use_lp32x32fdct, src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_b_32x32(coeff, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ case TX_16X16:
+ vpx_highbd_fdct16x16(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_b(coeff, 256, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ case TX_8X8:
+ vpx_highbd_fdct8x8(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_b(coeff, 64, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_b(coeff, 16, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ }
+ return;
+ }
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+ switch (tx_size) {
+ case TX_32X32:
+ fdct32x32(x->use_lp32x32fdct, src_diff, coeff, diff_stride);
+ vpx_quantize_b_32x32(coeff, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ case TX_16X16:
+ vpx_fdct16x16(src_diff, coeff, diff_stride);
+ vpx_quantize_b(coeff, 256, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ case TX_8X8:
+ vpx_fdct8x8(src_diff, coeff, diff_stride);
+ vpx_quantize_b(coeff, 64, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vpx_quantize_b(coeff, 16, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ break;
+ }
+}
+
+static void encode_block(int plane, int block, int row, int col,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size, void *arg) {
+ struct encode_b_args *const args = arg;
+#if CONFIG_MISMATCH_DEBUG
+ int mi_row = args->mi_row;
+ int mi_col = args->mi_col;
+ int output_enabled = args->output_enabled;
+#endif
+ MACROBLOCK *const x = args->x;
+ MACROBLOCKD *const xd = &x->e_mbd;
+ struct macroblock_plane *const p = &x->plane[plane];
+ struct macroblockd_plane *const pd = &xd->plane[plane];
+ tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ uint8_t *dst;
+ ENTROPY_CONTEXT *a, *l;
+ dst = &pd->dst.buf[4 * row * pd->dst.stride + 4 * col];
+ a = &args->ta[col];
+ l = &args->tl[row];
+
+ // TODO(jingning): per transformed block zero forcing only enabled for
+ // luma component. will integrate chroma components as well.
+ if (x->zcoeff_blk[tx_size][block] && plane == 0) {
+ p->eobs[block] = 0;
+ *a = *l = 0;
+#if CONFIG_MISMATCH_DEBUG
+ goto encode_block_end;
+#else
+ return;
+#endif
+ }
+
+ if (!x->skip_recode) {
+ if (x->quant_fp) {
+ // Encoding process for rtc mode
+ if (x->skip_txfm[0] == SKIP_TXFM_AC_DC && plane == 0) {
+ // skip forward transform
+ p->eobs[block] = 0;
+ *a = *l = 0;
+#if CONFIG_MISMATCH_DEBUG
+ goto encode_block_end;
+#else
+ return;
+#endif
+ } else {
+ vp9_xform_quant_fp(x, plane, block, row, col, plane_bsize, tx_size);
+ }
+ } else {
+ if (max_txsize_lookup[plane_bsize] == tx_size) {
+ int txfm_blk_index = (plane << 2) + (block >> (tx_size << 1));
+ if (x->skip_txfm[txfm_blk_index] == SKIP_TXFM_NONE) {
+ // full forward transform and quantization
+ vp9_xform_quant(x, plane, block, row, col, plane_bsize, tx_size);
+ } else if (x->skip_txfm[txfm_blk_index] == SKIP_TXFM_AC_ONLY) {
+ // fast path forward transform and quantization
+ vp9_xform_quant_dc(x, plane, block, row, col, plane_bsize, tx_size);
+ } else {
+ // skip forward transform
+ p->eobs[block] = 0;
+ *a = *l = 0;
+#if CONFIG_MISMATCH_DEBUG
+ goto encode_block_end;
+#else
+ return;
+#endif
+ }
+ } else {
+ vp9_xform_quant(x, plane, block, row, col, plane_bsize, tx_size);
+ }
+ }
+ }
+
+ if (x->optimize && (!x->skip_recode || !x->skip_optimize)) {
+ const int ctx = combine_entropy_contexts(*a, *l);
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, ctx) > 0;
+ } else {
+ *a = *l = p->eobs[block] > 0;
+ }
+
+ if (p->eobs[block]) *(args->skip) = 0;
+
+ if (x->skip_encode || p->eobs[block] == 0) {
+#if CONFIG_MISMATCH_DEBUG
+ goto encode_block_end;
+#else
+ return;
+#endif
+ }
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ uint16_t *const dst16 = CONVERT_TO_SHORTPTR(dst);
+ switch (tx_size) {
+ case TX_32X32:
+ vp9_highbd_idct32x32_add(dqcoeff, dst16, pd->dst.stride, p->eobs[block],
+ xd->bd);
+ break;
+ case TX_16X16:
+ vp9_highbd_idct16x16_add(dqcoeff, dst16, pd->dst.stride, p->eobs[block],
+ xd->bd);
+ break;
+ case TX_8X8:
+ vp9_highbd_idct8x8_add(dqcoeff, dst16, pd->dst.stride, p->eobs[block],
+ xd->bd);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ // this is like vp9_short_idct4x4 but has a special case around eob<=1
+ // which is significant (not just an optimization) for the lossless
+ // case.
+ x->highbd_inv_txfm_add(dqcoeff, dst16, pd->dst.stride, p->eobs[block],
+ xd->bd);
+ break;
+ }
+#if CONFIG_MISMATCH_DEBUG
+ goto encode_block_end;
+#else
+ return;
+#endif
+ }
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+ switch (tx_size) {
+ case TX_32X32:
+ vp9_idct32x32_add(dqcoeff, dst, pd->dst.stride, p->eobs[block]);
+ break;
+ case TX_16X16:
+ vp9_idct16x16_add(dqcoeff, dst, pd->dst.stride, p->eobs[block]);
+ break;
+ case TX_8X8:
+ vp9_idct8x8_add(dqcoeff, dst, pd->dst.stride, p->eobs[block]);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ // this is like vp9_short_idct4x4 but has a special case around eob<=1
+ // which is significant (not just an optimization) for the lossless
+ // case.
+ x->inv_txfm_add(dqcoeff, dst, pd->dst.stride, p->eobs[block]);
+ break;
+ }
+#if CONFIG_MISMATCH_DEBUG
+encode_block_end:
+ if (output_enabled) {
+ int pixel_c, pixel_r;
+ int blk_w = 1 << (tx_size + TX_UNIT_SIZE_LOG2);
+ int blk_h = 1 << (tx_size + TX_UNIT_SIZE_LOG2);
+ mi_to_pixel_loc(&pixel_c, &pixel_r, mi_col, mi_row, col, row,
+ pd->subsampling_x, pd->subsampling_y);
+ mismatch_record_block_tx(dst, pd->dst.stride, plane, pixel_c, pixel_r,
+ blk_w, blk_h,
+ xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH);
+ }
+#endif
+}
+
+static void encode_block_pass1(int plane, int block, int row, int col,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
+ void *arg) {
+ MACROBLOCK *const x = (MACROBLOCK *)arg;
+ MACROBLOCKD *const xd = &x->e_mbd;
+ struct macroblock_plane *const p = &x->plane[plane];
+ struct macroblockd_plane *const pd = &xd->plane[plane];
+ tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ uint8_t *dst;
+ dst = &pd->dst.buf[4 * row * pd->dst.stride + 4 * col];
+
+ vp9_xform_quant(x, plane, block, row, col, plane_bsize, tx_size);
+
+ if (p->eobs[block] > 0) {
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ x->highbd_inv_txfm_add(dqcoeff, CONVERT_TO_SHORTPTR(dst), pd->dst.stride,
+ p->eobs[block], xd->bd);
+ return;
+ }
+#endif // CONFIG_VP9_HIGHBITDEPTH
+ x->inv_txfm_add(dqcoeff, dst, pd->dst.stride, p->eobs[block]);
+ }
+}
+
+void vp9_encode_sby_pass1(MACROBLOCK *x, BLOCK_SIZE bsize) {
+ vp9_subtract_plane(x, bsize, 0);
+ vp9_foreach_transformed_block_in_plane(&x->e_mbd, bsize, 0,
+ encode_block_pass1, x);
+}
+
+void vp9_encode_sb(MACROBLOCK *x, BLOCK_SIZE bsize, int mi_row, int mi_col,
+ int output_enabled) {
+ MACROBLOCKD *const xd = &x->e_mbd;
+ struct optimize_ctx ctx;
+ MODE_INFO *mi = xd->mi[0];
+ int plane;
+#if CONFIG_MISMATCH_DEBUG
+ struct encode_b_args arg = { x,
+ 1, // enable_trellis_opt
+ 0.0, // trellis_opt_thresh
+ NULL, // &sse_calc_done
+ NULL, // &sse
+ NULL, // above entropy context
+ NULL, // left entropy context
+ &mi->skip, mi_row, mi_col, output_enabled };
+#else
+ struct encode_b_args arg = { x,
+ 1, // enable_trellis_opt
+ 0.0, // trellis_opt_thresh
+ NULL, // &sse_calc_done
+ NULL, // &sse
+ NULL, // above entropy context
+ NULL, // left entropy context
+ &mi->skip };
+ (void)mi_row;
+ (void)mi_col;
+ (void)output_enabled;
+#endif
+
+ mi->skip = 1;
+
+ if (x->skip) return;
+
+ for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
+ if (!x->skip_recode) vp9_subtract_plane(x, bsize, plane);
+
+ if (x->optimize && (!x->skip_recode || !x->skip_optimize)) {
+ const struct macroblockd_plane *const pd = &xd->plane[plane];
+ const TX_SIZE tx_size = plane ? get_uv_tx_size(mi, pd) : mi->tx_size;
+ vp9_get_entropy_contexts(bsize, tx_size, pd, ctx.ta[plane],
+ ctx.tl[plane]);
+ arg.enable_trellis_opt = 1;
+ } else {
+ arg.enable_trellis_opt = 0;
+ }
+ arg.ta = ctx.ta[plane];
+ arg.tl = ctx.tl[plane];
+
+ vp9_foreach_transformed_block_in_plane(xd, bsize, plane, encode_block,
+ &arg);
+ }
+}
+
+void vp9_encode_block_intra(int plane, int block, int row, int col,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
+ void *arg) {
+ struct encode_b_args *const args = arg;
+ MACROBLOCK *const x = args->x;
+ MACROBLOCKD *const xd = &x->e_mbd;
+ MODE_INFO *mi = xd->mi[0];
+ struct macroblock_plane *const p = &x->plane[plane];
+ struct macroblockd_plane *const pd = &xd->plane[plane];
+ tran_low_t *coeff = BLOCK_OFFSET(p->coeff, block);
+ tran_low_t *qcoeff = BLOCK_OFFSET(p->qcoeff, block);
+ tran_low_t *dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ const ScanOrder *scan_order;
+ TX_TYPE tx_type = DCT_DCT;
+ PREDICTION_MODE mode;
+ const int bwl = b_width_log2_lookup[plane_bsize];
+ const int diff_stride = 4 * (1 << bwl);
+ uint8_t *src, *dst;
+ int16_t *src_diff;
+ uint16_t *eob = &p->eobs[block];
+ const int src_stride = p->src.stride;
+ const int dst_stride = pd->dst.stride;
+ int enable_trellis_opt = !x->skip_recode;
+ ENTROPY_CONTEXT *a = NULL;
+ ENTROPY_CONTEXT *l = NULL;
+ int entropy_ctx = 0;
+ dst = &pd->dst.buf[4 * (row * dst_stride + col)];
+ src = &p->src.buf[4 * (row * src_stride + col)];
+ src_diff = &p->src_diff[4 * (row * diff_stride + col)];
+
+ if (tx_size == TX_4X4) {
+ tx_type = get_tx_type_4x4(get_plane_type(plane), xd, block);
+ scan_order = &vp9_scan_orders[TX_4X4][tx_type];
+ mode = plane == 0 ? get_y_mode(xd->mi[0], block) : mi->uv_mode;
+ } else {
+ mode = plane == 0 ? mi->mode : mi->uv_mode;
+ if (tx_size == TX_32X32) {
+ scan_order = &vp9_default_scan_orders[TX_32X32];
+ } else {
+ tx_type = get_tx_type(get_plane_type(plane), xd);
+ scan_order = &vp9_scan_orders[tx_size][tx_type];
+ }
+ }
+
+ vp9_predict_intra_block(
+ xd, bwl, tx_size, mode, (x->skip_encode || x->fp_src_pred) ? src : dst,
+ (x->skip_encode || x->fp_src_pred) ? src_stride : dst_stride, dst,
+ dst_stride, col, row, plane);
+
+ // skip block condition should be handled before this is called.
+ assert(!x->skip_block);
+
+ if (!x->skip_recode) {
+ const int tx_size_in_pixels = (1 << tx_size) << 2;
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ vpx_highbd_subtract_block(tx_size_in_pixels, tx_size_in_pixels, src_diff,
+ diff_stride, src, src_stride, dst, dst_stride,
+ xd->bd);
+ } else {
+ vpx_subtract_block(tx_size_in_pixels, tx_size_in_pixels, src_diff,
+ diff_stride, src, src_stride, dst, dst_stride);
+ }
+#else
+ vpx_subtract_block(tx_size_in_pixels, tx_size_in_pixels, src_diff,
+ diff_stride, src, src_stride, dst, dst_stride);
+#endif
+ enable_trellis_opt = do_trellis_opt(pd, src_diff, diff_stride, row, col,
+ plane_bsize, tx_size, args);
+ }
+
+ if (enable_trellis_opt) {
+ a = &args->ta[col];
+ l = &args->tl[row];
+ entropy_ctx = combine_entropy_contexts(*a, *l);
+ }
+
+#if CONFIG_VP9_HIGHBITDEPTH
+ if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+ uint16_t *const dst16 = CONVERT_TO_SHORTPTR(dst);
+ switch (tx_size) {
+ case TX_32X32:
+ if (!x->skip_recode) {
+ highbd_fdct32x32(x->use_lp32x32fdct, src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_b_32x32(coeff, p, qcoeff, dqcoeff, pd->dequant,
+ eob, scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob) {
+ vp9_highbd_idct32x32_add(dqcoeff, dst16, dst_stride, *eob, xd->bd);
+ }
+ break;
+ case TX_16X16:
+ if (!x->skip_recode) {
+ if (tx_type == DCT_DCT)
+ vpx_highbd_fdct16x16(src_diff, coeff, diff_stride);
+ else
+ vp9_highbd_fht16x16(src_diff, coeff, diff_stride, tx_type);
+ vpx_highbd_quantize_b(coeff, 256, p, qcoeff, dqcoeff, pd->dequant,
+ eob, scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob) {
+ vp9_highbd_iht16x16_add(tx_type, dqcoeff, dst16, dst_stride, *eob,
+ xd->bd);
+ }
+ break;
+ case TX_8X8:
+ if (!x->skip_recode) {
+ if (tx_type == DCT_DCT)
+ vpx_highbd_fdct8x8(src_diff, coeff, diff_stride);
+ else
+ vp9_highbd_fht8x8(src_diff, coeff, diff_stride, tx_type);
+ vpx_highbd_quantize_b(coeff, 64, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob) {
+ vp9_highbd_iht8x8_add(tx_type, dqcoeff, dst16, dst_stride, *eob,
+ xd->bd);
+ }
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ if (!x->skip_recode) {
+ if (tx_type != DCT_DCT)
+ vp9_highbd_fht4x4(src_diff, coeff, diff_stride, tx_type);
+ else
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vpx_highbd_quantize_b(coeff, 16, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob) {
+ if (tx_type == DCT_DCT) {
+ // this is like vp9_short_idct4x4 but has a special case around
+ // eob<=1 which is significant (not just an optimization) for the
+ // lossless case.
+ x->highbd_inv_txfm_add(dqcoeff, dst16, dst_stride, *eob, xd->bd);
+ } else {
+ vp9_highbd_iht4x4_16_add(dqcoeff, dst16, dst_stride, tx_type,
+ xd->bd);
+ }
+ }
+ break;
+ }
+ if (*eob) *(args->skip) = 0;
+ return;
+ }
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+ switch (tx_size) {
+ case TX_32X32:
+ if (!x->skip_recode) {
+ fdct32x32(x->use_lp32x32fdct, src_diff, coeff, diff_stride);
+ vpx_quantize_b_32x32(coeff, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob)
+ vp9_idct32x32_add(dqcoeff, dst, dst_stride, *eob);
+ break;
+ case TX_16X16:
+ if (!x->skip_recode) {
+ vp9_fht16x16(src_diff, coeff, diff_stride, tx_type);
+ vpx_quantize_b(coeff, 256, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob)
+ vp9_iht16x16_add(tx_type, dqcoeff, dst, dst_stride, *eob);
+ break;
+ case TX_8X8:
+ if (!x->skip_recode) {
+ vp9_fht8x8(src_diff, coeff, diff_stride, tx_type);
+ vpx_quantize_b(coeff, 64, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob)
+ vp9_iht8x8_add(tx_type, dqcoeff, dst, dst_stride, *eob);
+ break;
+ default:
+ assert(tx_size == TX_4X4);
+ if (!x->skip_recode) {
+ if (tx_type != DCT_DCT)
+ vp9_fht4x4(src_diff, coeff, diff_stride, tx_type);
+ else
+ x->fwd_txfm4x4(src_diff, coeff, diff_stride);
+ vpx_quantize_b(coeff, 16, p, qcoeff, dqcoeff, pd->dequant, eob,
+ scan_order);
+ }
+ if (enable_trellis_opt) {
+ *a = *l = vp9_optimize_b(x, plane, block, tx_size, entropy_ctx) > 0;
+ }
+ if (!x->skip_encode && *eob) {
+ if (tx_type == DCT_DCT)
+ // this is like vp9_short_idct4x4 but has a special case around eob<=1
+ // which is significant (not just an optimization) for the lossless
+ // case.
+ x->inv_txfm_add(dqcoeff, dst, dst_stride, *eob);
+ else
+ vp9_iht4x4_16_add(dqcoeff, dst, dst_stride, tx_type);
+ }
+ break;
+ }
+ if (*eob) *(args->skip) = 0;
+}
+
+void vp9_encode_intra_block_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane,
+ int enable_trellis_opt) {
+ const MACROBLOCKD *const xd = &x->e_mbd;
+ struct optimize_ctx ctx;
+#if CONFIG_MISMATCH_DEBUG
+ // TODO(angiebird): make mismatch_debug support intra mode
+ struct encode_b_args arg = {
+ x,
+ enable_trellis_opt,
+ 0.0, // trellis_opt_thresh
+ NULL, // &sse_calc_done
+ NULL, // &sse
+ ctx.ta[plane],
+ ctx.tl[plane],
+ &xd->mi[0]->skip,
+ 0, // mi_row
+ 0, // mi_col
+ 0 // output_enabled
+ };
+#else
+ struct encode_b_args arg = { x,
+ enable_trellis_opt,
+ 0.0, // trellis_opt_thresh
+ NULL, // &sse_calc_done
+ NULL, // &sse
+ ctx.ta[plane],
+ ctx.tl[plane],
+ &xd->mi[0]->skip };
+#endif
+
+ if (enable_trellis_opt && x->optimize &&
+ (!x->skip_recode || !x->skip_optimize)) {
+ const struct macroblockd_plane *const pd = &xd->plane[plane];
+ const TX_SIZE tx_size =
+ plane ? get_uv_tx_size(xd->mi[0], pd) : xd->mi[0]->tx_size;
+ vp9_get_entropy_contexts(bsize, tx_size, pd, ctx.ta[plane], ctx.tl[plane]);
+ } else {
+ arg.enable_trellis_opt = 0;
+ }
+
+ vp9_foreach_transformed_block_in_plane(xd, bsize, plane,
+ vp9_encode_block_intra, &arg);
+}