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encodeframe.c
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encodeframe.c
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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <limits.h>
#include <math.h>
#include <stdio.h>
#include "config/aom_config.h"
#include "config/aom_dsp_rtcd.h"
#include "config/av1_rtcd.h"
#include "aom_dsp/aom_dsp_common.h"
#include "aom_dsp/binary_codes_writer.h"
#include "aom_ports/mem.h"
#include "aom_ports/aom_timer.h"
#include "aom_ports/system_state.h"
#if CONFIG_MISMATCH_DEBUG
#include "aom_util/debug_util.h"
#endif // CONFIG_MISMATCH_DEBUG
#include "av1/common/cfl.h"
#include "av1/common/common.h"
#include "av1/common/entropy.h"
#include "av1/common/entropymode.h"
#include "av1/common/idct.h"
#include "av1/common/mv.h"
#include "av1/common/mvref_common.h"
#include "av1/common/pred_common.h"
#include "av1/common/quant_common.h"
#include "av1/common/reconintra.h"
#include "av1/common/reconinter.h"
#include "av1/common/seg_common.h"
#include "av1/common/tile_common.h"
#include "av1/common/warped_motion.h"
#include "av1/encoder/aq_complexity.h"
#include "av1/encoder/aq_cyclicrefresh.h"
#include "av1/encoder/aq_variance.h"
#include "av1/encoder/global_motion.h"
#include "av1/encoder/encodeframe.h"
#include "av1/encoder/encodemb.h"
#include "av1/encoder/encodemv.h"
#include "av1/encoder/encodetxb.h"
#include "av1/encoder/ethread.h"
#include "av1/encoder/extend.h"
#include "av1/encoder/ml.h"
#include "av1/encoder/partition_model_weights.h"
#include "av1/encoder/rd.h"
#include "av1/encoder/rdopt.h"
#include "av1/encoder/reconinter_enc.h"
#include "av1/encoder/segmentation.h"
#include "av1/encoder/tokenize.h"
static void encode_superblock(const AV1_COMP *const cpi, TileDataEnc *tile_data,
ThreadData *td, TOKENEXTRA **t, RUN_TYPE dry_run,
int mi_row, int mi_col, BLOCK_SIZE bsize,
int *rate);
// This is used as a reference when computing the source variance for the
// purposes of activity masking.
// Eventually this should be replaced by custom no-reference routines,
// which will be faster.
static const uint8_t AV1_VAR_OFFS[MAX_SB_SIZE] = {
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128
};
static const uint16_t AV1_HIGH_VAR_OFFS_8[MAX_SB_SIZE] = {
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128
};
static const uint16_t AV1_HIGH_VAR_OFFS_10[MAX_SB_SIZE] = {
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4
};
static const uint16_t AV1_HIGH_VAR_OFFS_12[MAX_SB_SIZE] = {
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
128 * 16, 128 * 16
};
#if CONFIG_FP_MB_STATS
static const uint8_t num_16x16_blocks_wide_lookup[BLOCK_SIZES_ALL] = {
1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 4, 4, 4, 8, 8, 1, 1, 1, 2, 2, 4
};
static const uint8_t num_16x16_blocks_high_lookup[BLOCK_SIZES_ALL] = {
1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 4, 2, 4, 8, 4, 8, 1, 1, 2, 1, 4, 2
};
#endif // CONFIG_FP_MB_STATS
unsigned int av1_get_sby_perpixel_variance(const AV1_COMP *cpi,
const struct buf_2d *ref,
BLOCK_SIZE bs) {
unsigned int sse;
const unsigned int var =
cpi->fn_ptr[bs].vf(ref->buf, ref->stride, AV1_VAR_OFFS, 0, &sse);
return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}
unsigned int av1_high_get_sby_perpixel_variance(const AV1_COMP *cpi,
const struct buf_2d *ref,
BLOCK_SIZE bs, int bd) {
unsigned int var, sse;
switch (bd) {
case 10:
var =
cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_10), 0, &sse);
break;
case 12:
var =
cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_12), 0, &sse);
break;
case 8:
default:
var =
cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_8), 0, &sse);
break;
}
return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}
static unsigned int get_sby_perpixel_diff_variance(const AV1_COMP *const cpi,
const struct buf_2d *ref,
int mi_row, int mi_col,
BLOCK_SIZE bs) {
unsigned int sse, var;
uint8_t *last_y;
const YV12_BUFFER_CONFIG *last = get_ref_frame_buffer(cpi, LAST_FRAME);
assert(last != NULL);
last_y =
&last->y_buffer[mi_row * MI_SIZE * last->y_stride + mi_col * MI_SIZE];
var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, last_y, last->y_stride, &sse);
return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}
static BLOCK_SIZE get_rd_var_based_fixed_partition(AV1_COMP *cpi, MACROBLOCK *x,
int mi_row, int mi_col) {
unsigned int var = get_sby_perpixel_diff_variance(
cpi, &x->plane[0].src, mi_row, mi_col, BLOCK_64X64);
if (var < 8)
return BLOCK_64X64;
else if (var < 128)
return BLOCK_32X32;
else if (var < 2048)
return BLOCK_16X16;
else
return BLOCK_8X8;
}
// Lighter version of set_offsets that only sets the mode info
// pointers.
static void set_mode_info_offsets(const AV1_COMP *const cpi,
MACROBLOCK *const x, MACROBLOCKD *const xd,
int mi_row, int mi_col) {
const AV1_COMMON *const cm = &cpi->common;
const int idx_str = xd->mi_stride * mi_row + mi_col;
xd->mi = cm->mi_grid_visible + idx_str;
xd->mi[0] = cm->mi + idx_str;
x->mbmi_ext = cpi->mbmi_ext_base + (mi_row * cm->mi_cols + mi_col);
}
static void set_offsets_without_segment_id(const AV1_COMP *const cpi,
const TileInfo *const tile,
MACROBLOCK *const x, int mi_row,
int mi_col, BLOCK_SIZE bsize) {
const AV1_COMMON *const cm = &cpi->common;
const int num_planes = av1_num_planes(cm);
MACROBLOCKD *const xd = &x->e_mbd;
const int mi_width = mi_size_wide[bsize];
const int mi_height = mi_size_high[bsize];
set_mode_info_offsets(cpi, x, xd, mi_row, mi_col);
set_skip_context(xd, mi_row, mi_col, num_planes);
xd->above_txfm_context = cm->above_txfm_context[tile->tile_row] + mi_col;
xd->left_txfm_context =
xd->left_txfm_context_buffer + (mi_row & MAX_MIB_MASK);
// Set up destination pointers.
av1_setup_dst_planes(xd->plane, bsize, get_frame_new_buffer(cm), mi_row,
mi_col, 0, num_planes);
// Set up limit values for MV components.
// Mv beyond the range do not produce new/different prediction block.
x->mv_limits.row_min =
-(((mi_row + mi_height) * MI_SIZE) + AOM_INTERP_EXTEND);
x->mv_limits.col_min = -(((mi_col + mi_width) * MI_SIZE) + AOM_INTERP_EXTEND);
x->mv_limits.row_max = (cm->mi_rows - mi_row) * MI_SIZE + AOM_INTERP_EXTEND;
x->mv_limits.col_max = (cm->mi_cols - mi_col) * MI_SIZE + AOM_INTERP_EXTEND;
set_plane_n4(xd, mi_width, mi_height, num_planes);
// Set up distance of MB to edge of frame in 1/8th pel units.
assert(!(mi_col & (mi_width - 1)) && !(mi_row & (mi_height - 1)));
set_mi_row_col(xd, tile, mi_row, mi_height, mi_col, mi_width, cm->mi_rows,
cm->mi_cols);
// Set up source buffers.
av1_setup_src_planes(x, cpi->source, mi_row, mi_col, num_planes);
// R/D setup.
x->rdmult = cpi->rd.RDMULT;
// required by av1_append_sub8x8_mvs_for_idx() and av1_find_best_ref_mvs()
xd->tile = *tile;
}
static void set_offsets(const AV1_COMP *const cpi, const TileInfo *const tile,
MACROBLOCK *const x, int mi_row, int mi_col,
BLOCK_SIZE bsize) {
const AV1_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &x->e_mbd;
MB_MODE_INFO *mbmi;
const struct segmentation *const seg = &cm->seg;
set_offsets_without_segment_id(cpi, tile, x, mi_row, mi_col, bsize);
mbmi = xd->mi[0];
xd->cfl.mi_row = mi_row;
xd->cfl.mi_col = mi_col;
mbmi->segment_id = 0;
// Setup segment ID.
if (seg->enabled) {
if (seg->enabled && !cpi->vaq_refresh) {
const uint8_t *const map =
seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map;
mbmi->segment_id =
map ? get_segment_id(cm, map, bsize, mi_row, mi_col) : 0;
}
av1_init_plane_quantizers(cpi, x, mbmi->segment_id);
}
}
static void reset_intmv_filter_type(MB_MODE_INFO *mbmi) {
InterpFilter filters[2];
for (int dir = 0; dir < 2; ++dir) {
filters[dir] = av1_extract_interp_filter(mbmi->interp_filters, dir);
}
mbmi->interp_filters = av1_make_interp_filters(filters[0], filters[1]);
}
static void update_filter_type_count(uint8_t allow_update_cdf,
FRAME_COUNTS *counts,
const MACROBLOCKD *xd,
const MB_MODE_INFO *mbmi) {
int dir;
for (dir = 0; dir < 2; ++dir) {
const int ctx = av1_get_pred_context_switchable_interp(xd, dir);
InterpFilter filter = av1_extract_interp_filter(mbmi->interp_filters, dir);
++counts->switchable_interp[ctx][filter];
if (allow_update_cdf) {
update_cdf(xd->tile_ctx->switchable_interp_cdf[ctx], filter,
SWITCHABLE_FILTERS);
}
}
}
static void update_global_motion_used(PREDICTION_MODE mode, BLOCK_SIZE bsize,
const MB_MODE_INFO *mbmi,
RD_COUNTS *rdc) {
if (mode == GLOBALMV || mode == GLOBAL_GLOBALMV) {
const int num_4x4s = mi_size_wide[bsize] * mi_size_high[bsize];
int ref;
for (ref = 0; ref < 1 + has_second_ref(mbmi); ++ref) {
rdc->global_motion_used[mbmi->ref_frame[ref]] += num_4x4s;
}
}
}
static void reset_tx_size(MACROBLOCK *x, MB_MODE_INFO *mbmi,
const TX_MODE tx_mode) {
MACROBLOCKD *const xd = &x->e_mbd;
if (xd->lossless[mbmi->segment_id]) {
mbmi->tx_size = TX_4X4;
} else if (tx_mode != TX_MODE_SELECT) {
mbmi->tx_size = tx_size_from_tx_mode(mbmi->sb_type, tx_mode);
} else {
BLOCK_SIZE bsize = mbmi->sb_type;
TX_SIZE min_tx_size = depth_to_tx_size(MAX_TX_DEPTH, bsize);
mbmi->tx_size = (TX_SIZE)TXSIZEMAX(mbmi->tx_size, min_tx_size);
}
if (is_inter_block(mbmi)) {
memset(mbmi->inter_tx_size, mbmi->tx_size, sizeof(mbmi->inter_tx_size));
}
memset(mbmi->txk_type, DCT_DCT, sizeof(mbmi->txk_type[0]) * TXK_TYPE_BUF_LEN);
av1_zero(x->blk_skip);
x->skip = 0;
}
static void update_state(const AV1_COMP *const cpi,
const TileDataEnc *const tile_data, ThreadData *td,
const PICK_MODE_CONTEXT *const ctx, int mi_row,
int mi_col, BLOCK_SIZE bsize, RUN_TYPE dry_run) {
int i, x_idx, y;
const AV1_COMMON *const cm = &cpi->common;
const int num_planes = av1_num_planes(cm);
RD_COUNTS *const rdc = &td->rd_counts;
MACROBLOCK *const x = &td->mb;
MACROBLOCKD *const xd = &x->e_mbd;
struct macroblock_plane *const p = x->plane;
struct macroblockd_plane *const pd = xd->plane;
const MB_MODE_INFO *const mi = &ctx->mic;
MB_MODE_INFO *const mi_addr = xd->mi[0];
const struct segmentation *const seg = &cm->seg;
const int bw = mi_size_wide[mi->sb_type];
const int bh = mi_size_high[mi->sb_type];
const int mis = cm->mi_stride;
const int mi_width = mi_size_wide[bsize];
const int mi_height = mi_size_high[bsize];
assert(mi->sb_type == bsize);
*mi_addr = *mi;
*x->mbmi_ext = ctx->mbmi_ext;
reset_intmv_filter_type(mi_addr);
memcpy(x->blk_skip, ctx->blk_skip, sizeof(x->blk_skip[0]) * ctx->num_4x4_blk);
x->skip = ctx->skip;
// If segmentation in use
if (seg->enabled) {
// For in frame complexity AQ copy the segment id from the segment map.
if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) {
const uint8_t *const map =
seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map;
mi_addr->segment_id =
map ? get_segment_id(cm, map, bsize, mi_row, mi_col) : 0;
reset_tx_size(x, mi_addr, cm->tx_mode);
}
// Else for cyclic refresh mode update the segment map, set the segment id
// and then update the quantizer.
if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) {
av1_cyclic_refresh_update_segment(cpi, mi_addr, mi_row, mi_col, bsize,
ctx->rate, ctx->dist, x->skip);
reset_tx_size(x, mi_addr, cm->tx_mode);
}
if (mi_addr->uv_mode == UV_CFL_PRED && !is_cfl_allowed(xd))
mi_addr->uv_mode = UV_DC_PRED;
}
for (i = 0; i < num_planes; ++i) {
p[i].coeff = ctx->coeff[i];
p[i].qcoeff = ctx->qcoeff[i];
pd[i].dqcoeff = ctx->dqcoeff[i];
p[i].eobs = ctx->eobs[i];
p[i].txb_entropy_ctx = ctx->txb_entropy_ctx[i];
}
for (i = 0; i < 2; ++i) pd[i].color_index_map = ctx->color_index_map[i];
// Restore the coding context of the MB to that that was in place
// when the mode was picked for it
for (y = 0; y < mi_height; y++)
for (x_idx = 0; x_idx < mi_width; x_idx++)
if ((xd->mb_to_right_edge >> (3 + MI_SIZE_LOG2)) + mi_width > x_idx &&
(xd->mb_to_bottom_edge >> (3 + MI_SIZE_LOG2)) + mi_height > y) {
xd->mi[x_idx + y * mis] = mi_addr;
}
if (cpi->oxcf.aq_mode) av1_init_plane_quantizers(cpi, x, mi_addr->segment_id);
if (dry_run) return;
#if CONFIG_INTERNAL_STATS
{
unsigned int *const mode_chosen_counts =
(unsigned int *)cpi->mode_chosen_counts; // Cast const away.
if (frame_is_intra_only(cm)) {
static const int kf_mode_index[] = {
THR_DC /*DC_PRED*/,
THR_V_PRED /*V_PRED*/,
THR_H_PRED /*H_PRED*/,
THR_D45_PRED /*D45_PRED*/,
THR_D135_PRED /*D135_PRED*/,
THR_D113_PRED /*D113_PRED*/,
THR_D157_PRED /*D157_PRED*/,
THR_D203_PRED /*D203_PRED*/,
THR_D67_PRED /*D67_PRED*/,
THR_SMOOTH, /*SMOOTH_PRED*/
THR_SMOOTH_V, /*SMOOTH_V_PRED*/
THR_SMOOTH_H, /*SMOOTH_H_PRED*/
THR_PAETH /*PAETH_PRED*/,
};
++mode_chosen_counts[kf_mode_index[mi_addr->mode]];
} else {
// Note how often each mode chosen as best
++mode_chosen_counts[ctx->best_mode_index];
}
}
#endif
if (!frame_is_intra_only(cm)) {
if (is_inter_block(mi_addr)) {
// TODO(sarahparker): global motion stats need to be handled per-tile
// to be compatible with tile-based threading.
update_global_motion_used(mi_addr->mode, bsize, mi_addr, rdc);
}
if (cm->interp_filter == SWITCHABLE &&
mi_addr->motion_mode != WARPED_CAUSAL &&
!is_nontrans_global_motion(xd, xd->mi[0])) {
update_filter_type_count(tile_data->allow_update_cdf, td->counts, xd,
mi_addr);
}
rdc->comp_pred_diff[SINGLE_REFERENCE] += ctx->single_pred_diff;
rdc->comp_pred_diff[COMPOUND_REFERENCE] += ctx->comp_pred_diff;
rdc->comp_pred_diff[REFERENCE_MODE_SELECT] += ctx->hybrid_pred_diff;
}
const int x_mis = AOMMIN(bw, cm->mi_cols - mi_col);
const int y_mis = AOMMIN(bh, cm->mi_rows - mi_row);
av1_copy_frame_mvs(cm, mi, mi_row, mi_col, x_mis, y_mis);
}
void av1_setup_src_planes(MACROBLOCK *x, const YV12_BUFFER_CONFIG *src,
int mi_row, int mi_col, const int num_planes) {
// Set current frame pointer.
x->e_mbd.cur_buf = src;
// We use AOMMIN(num_planes, MAX_MB_PLANE) instead of num_planes to quiet
// the static analysis warnings.
for (int i = 0; i < AOMMIN(num_planes, MAX_MB_PLANE); i++) {
const int is_uv = i > 0;
setup_pred_plane(&x->plane[i].src, x->e_mbd.mi[0]->sb_type, src->buffers[i],
src->crop_widths[is_uv], src->crop_heights[is_uv],
src->strides[is_uv], mi_row, mi_col, NULL,
x->e_mbd.plane[i].subsampling_x,
x->e_mbd.plane[i].subsampling_y);
}
}
static int set_segment_rdmult(const AV1_COMP *const cpi, MACROBLOCK *const x,
int8_t segment_id) {
const AV1_COMMON *const cm = &cpi->common;
av1_init_plane_quantizers(cpi, x, segment_id);
aom_clear_system_state();
int segment_qindex = av1_get_qindex(&cm->seg, segment_id, cm->base_qindex);
return av1_compute_rd_mult(cpi, segment_qindex + cm->y_dc_delta_q);
}
static int set_deltaq_rdmult(const AV1_COMP *const cpi, MACROBLOCKD *const xd) {
const AV1_COMMON *const cm = &cpi->common;
return av1_compute_rd_mult(
cpi, cm->base_qindex + xd->delta_qindex + cm->y_dc_delta_q);
}
static void rd_pick_sb_modes(AV1_COMP *const cpi, TileDataEnc *tile_data,
MACROBLOCK *const x, int mi_row, int mi_col,
RD_STATS *rd_cost, PARTITION_TYPE partition,
BLOCK_SIZE bsize, PICK_MODE_CONTEXT *ctx,
int64_t best_rd) {
AV1_COMMON *const cm = &cpi->common;
const int num_planes = av1_num_planes(cm);
TileInfo *const tile_info = &tile_data->tile_info;
MACROBLOCKD *const xd = &x->e_mbd;
MB_MODE_INFO *mbmi;
MB_MODE_INFO *ctx_mbmi = &ctx->mic;
struct macroblock_plane *const p = x->plane;
struct macroblockd_plane *const pd = xd->plane;
const AQ_MODE aq_mode = cpi->oxcf.aq_mode;
const DELTAQ_MODE deltaq_mode = cpi->oxcf.deltaq_mode;
int i, orig_rdmult;
if (best_rd < 0) {
ctx->rdcost = INT64_MAX;
ctx->skip = 0;
av1_invalid_rd_stats(rd_cost);
return;
}
aom_clear_system_state();
set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize);
mbmi = xd->mi[0];
if (ctx->rd_mode_is_ready) {
assert(ctx_mbmi->sb_type == bsize);
assert(ctx_mbmi->partition == partition);
*mbmi = *ctx_mbmi;
rd_cost->rate = ctx->rate;
rd_cost->dist = ctx->dist;
rd_cost->rdcost = ctx->rdcost;
} else {
mbmi->sb_type = bsize;
mbmi->partition = partition;
}
#if CONFIG_RD_DEBUG
mbmi->mi_row = mi_row;
mbmi->mi_col = mi_col;
#endif
for (i = 0; i < num_planes; ++i) {
p[i].coeff = ctx->coeff[i];
p[i].qcoeff = ctx->qcoeff[i];
pd[i].dqcoeff = ctx->dqcoeff[i];
p[i].eobs = ctx->eobs[i];
p[i].txb_entropy_ctx = ctx->txb_entropy_ctx[i];
}
for (i = 0; i < 2; ++i) pd[i].color_index_map = ctx->color_index_map[i];
if (!ctx->rd_mode_is_ready) {
ctx->skippable = 0;
// Set to zero to make sure we do not use the previous encoded frame stats
mbmi->skip = 0;
// Reset skip mode flag.
mbmi->skip_mode = 0;
}
x->skip_chroma_rd =
!is_chroma_reference(mi_row, mi_col, bsize, xd->plane[1].subsampling_x,
xd->plane[1].subsampling_y);
if (ctx->rd_mode_is_ready) {
x->skip = ctx->skip;
*x->mbmi_ext = ctx->mbmi_ext;
return;
}
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
x->source_variance = av1_high_get_sby_perpixel_variance(
cpi, &x->plane[0].src, bsize, xd->bd);
} else {
x->source_variance =
av1_get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize);
}
// Save rdmult before it might be changed, so it can be restored later.
orig_rdmult = x->rdmult;
if (aq_mode == VARIANCE_AQ) {
if (cpi->vaq_refresh) {
const int energy = bsize <= BLOCK_16X16
? x->mb_energy
: av1_log_block_var(cpi, x, bsize);
mbmi->segment_id = energy;
}
x->rdmult = set_segment_rdmult(cpi, x, mbmi->segment_id);
} else if (aq_mode == COMPLEXITY_AQ) {
x->rdmult = set_segment_rdmult(cpi, x, mbmi->segment_id);
} else if (aq_mode == CYCLIC_REFRESH_AQ) {
// If segment is boosted, use rdmult for that segment.
if (cyclic_refresh_segment_id_boosted(mbmi->segment_id))
x->rdmult = av1_cyclic_refresh_get_rdmult(cpi->cyclic_refresh);
}
if (deltaq_mode > 0) x->rdmult = set_deltaq_rdmult(cpi, xd);
// Find best coding mode & reconstruct the MB so it is available
// as a predictor for MBs that follow in the SB
if (frame_is_intra_only(cm)) {
av1_rd_pick_intra_mode_sb(cpi, x, mi_row, mi_col, rd_cost, bsize, ctx,
best_rd);
} else {
if (segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) {
av1_rd_pick_inter_mode_sb_seg_skip(cpi, tile_data, x, mi_row, mi_col,
rd_cost, bsize, ctx, best_rd);
} else {
av1_rd_pick_inter_mode_sb(cpi, tile_data, x, mi_row, mi_col, rd_cost,
bsize, ctx, best_rd);
}
}
// Examine the resulting rate and for AQ mode 2 make a segment choice.
if ((rd_cost->rate != INT_MAX) && (aq_mode == COMPLEXITY_AQ) &&
(bsize >= BLOCK_16X16) &&
(cm->frame_type == KEY_FRAME || cpi->refresh_alt_ref_frame ||
cpi->refresh_alt2_ref_frame ||
(cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref))) {
av1_caq_select_segment(cpi, x, bsize, mi_row, mi_col, rd_cost->rate);
}
x->rdmult = orig_rdmult;
// TODO(jingning) The rate-distortion optimization flow needs to be
// refactored to provide proper exit/return handle.
if (rd_cost->rate == INT_MAX) rd_cost->rdcost = INT64_MAX;
ctx->rate = rd_cost->rate;
ctx->dist = rd_cost->dist;
ctx->rdcost = rd_cost->rdcost;
}
static void update_inter_mode_stats(FRAME_CONTEXT *fc, FRAME_COUNTS *counts,
PREDICTION_MODE mode, int16_t mode_context,
uint8_t allow_update_cdf) {
(void)counts;
int16_t mode_ctx = mode_context & NEWMV_CTX_MASK;
if (mode == NEWMV) {
#if CONFIG_ENTROPY_STATS
++counts->newmv_mode[mode_ctx][0];
#endif
if (allow_update_cdf) update_cdf(fc->newmv_cdf[mode_ctx], 0, 2);
return;
} else {
#if CONFIG_ENTROPY_STATS
++counts->newmv_mode[mode_ctx][1];
#endif
if (allow_update_cdf) update_cdf(fc->newmv_cdf[mode_ctx], 1, 2);
mode_ctx = (mode_context >> GLOBALMV_OFFSET) & GLOBALMV_CTX_MASK;
if (mode == GLOBALMV) {
#if CONFIG_ENTROPY_STATS
++counts->zeromv_mode[mode_ctx][0];
#endif
if (allow_update_cdf) update_cdf(fc->zeromv_cdf[mode_ctx], 0, 2);
return;
} else {
#if CONFIG_ENTROPY_STATS
++counts->zeromv_mode[mode_ctx][1];
#endif
if (allow_update_cdf) update_cdf(fc->zeromv_cdf[mode_ctx], 1, 2);
mode_ctx = (mode_context >> REFMV_OFFSET) & REFMV_CTX_MASK;
#if CONFIG_ENTROPY_STATS
++counts->refmv_mode[mode_ctx][mode != NEARESTMV];
#endif
if (allow_update_cdf)
update_cdf(fc->refmv_cdf[mode_ctx], mode != NEARESTMV, 2);
}
}
}
static void update_palette_cdf(MACROBLOCKD *xd, const MB_MODE_INFO *const mbmi,
FRAME_COUNTS *counts, uint8_t allow_update_cdf) {
FRAME_CONTEXT *fc = xd->tile_ctx;
const BLOCK_SIZE bsize = mbmi->sb_type;
const PALETTE_MODE_INFO *const pmi = &mbmi->palette_mode_info;
const int palette_bsize_ctx = av1_get_palette_bsize_ctx(bsize);
(void)counts;
if (mbmi->mode == DC_PRED) {
const int n = pmi->palette_size[0];
const int palette_mode_ctx = av1_get_palette_mode_ctx(xd);
#if CONFIG_ENTROPY_STATS
++counts->palette_y_mode[palette_bsize_ctx][palette_mode_ctx][n > 0];
#endif
if (allow_update_cdf)
update_cdf(fc->palette_y_mode_cdf[palette_bsize_ctx][palette_mode_ctx],
n > 0, 2);
if (n > 0) {
#if CONFIG_ENTROPY_STATS
++counts->palette_y_size[palette_bsize_ctx][n - PALETTE_MIN_SIZE];
#endif
if (allow_update_cdf) {
update_cdf(fc->palette_y_size_cdf[palette_bsize_ctx],
n - PALETTE_MIN_SIZE, PALETTE_SIZES);
}
}
}
if (mbmi->uv_mode == UV_DC_PRED) {
const int n = pmi->palette_size[1];
const int palette_uv_mode_ctx = (pmi->palette_size[0] > 0);
#if CONFIG_ENTROPY_STATS
++counts->palette_uv_mode[palette_uv_mode_ctx][n > 0];
#endif
if (allow_update_cdf)
update_cdf(fc->palette_uv_mode_cdf[palette_uv_mode_ctx], n > 0, 2);
if (n > 0) {
#if CONFIG_ENTROPY_STATS
++counts->palette_uv_size[palette_bsize_ctx][n - PALETTE_MIN_SIZE];
#endif
if (allow_update_cdf) {
update_cdf(fc->palette_uv_size_cdf[palette_bsize_ctx],
n - PALETTE_MIN_SIZE, PALETTE_SIZES);
}
}
}
}
static void sum_intra_stats(const AV1_COMMON *const cm, FRAME_COUNTS *counts,
MACROBLOCKD *xd, const MB_MODE_INFO *const mbmi,
const MB_MODE_INFO *above_mi,
const MB_MODE_INFO *left_mi, const int intraonly,
const int mi_row, const int mi_col,
uint8_t allow_update_cdf) {
FRAME_CONTEXT *fc = xd->tile_ctx;
const PREDICTION_MODE y_mode = mbmi->mode;
const UV_PREDICTION_MODE uv_mode = mbmi->uv_mode;
(void)counts;
const BLOCK_SIZE bsize = mbmi->sb_type;
if (intraonly) {
#if CONFIG_ENTROPY_STATS
const PREDICTION_MODE above = av1_above_block_mode(above_mi);
const PREDICTION_MODE left = av1_left_block_mode(left_mi);
const int above_ctx = intra_mode_context[above];
const int left_ctx = intra_mode_context[left];
++counts->kf_y_mode[above_ctx][left_ctx][y_mode];
#endif // CONFIG_ENTROPY_STATS
if (allow_update_cdf)
update_cdf(get_y_mode_cdf(fc, above_mi, left_mi), y_mode, INTRA_MODES);
} else {
#if CONFIG_ENTROPY_STATS
++counts->y_mode[size_group_lookup[bsize]][y_mode];
#endif // CONFIG_ENTROPY_STATS
if (allow_update_cdf)
update_cdf(fc->y_mode_cdf[size_group_lookup[bsize]], y_mode, INTRA_MODES);
}
if (av1_filter_intra_allowed(cm, mbmi)) {
const int use_filter_intra_mode =
mbmi->filter_intra_mode_info.use_filter_intra;
#if CONFIG_ENTROPY_STATS
++counts->filter_intra[mbmi->sb_type][use_filter_intra_mode];
if (use_filter_intra_mode) {
++counts
->filter_intra_mode[mbmi->filter_intra_mode_info.filter_intra_mode];
}
#endif // CONFIG_ENTROPY_STATS
if (allow_update_cdf) {
update_cdf(fc->filter_intra_cdfs[mbmi->sb_type], use_filter_intra_mode,
2);
if (use_filter_intra_mode) {
update_cdf(fc->filter_intra_mode_cdf,
mbmi->filter_intra_mode_info.filter_intra_mode,
FILTER_INTRA_MODES);
}
}
}
if (av1_is_directional_mode(mbmi->mode) && av1_use_angle_delta(bsize)) {
#if CONFIG_ENTROPY_STATS
++counts->angle_delta[mbmi->mode - V_PRED]
[mbmi->angle_delta[PLANE_TYPE_Y] + MAX_ANGLE_DELTA];
#endif
if (allow_update_cdf) {
update_cdf(fc->angle_delta_cdf[mbmi->mode - V_PRED],
mbmi->angle_delta[PLANE_TYPE_Y] + MAX_ANGLE_DELTA,
2 * MAX_ANGLE_DELTA + 1);
}
}
if (!is_chroma_reference(mi_row, mi_col, bsize,
xd->plane[AOM_PLANE_U].subsampling_x,
xd->plane[AOM_PLANE_U].subsampling_y))
return;
#if CONFIG_ENTROPY_STATS
++counts->uv_mode[is_cfl_allowed(xd)][y_mode][uv_mode];
#endif // CONFIG_ENTROPY_STATS
if (allow_update_cdf) {
const CFL_ALLOWED_TYPE cfl_allowed = is_cfl_allowed(xd);
update_cdf(fc->uv_mode_cdf[cfl_allowed][y_mode], uv_mode,
UV_INTRA_MODES - !cfl_allowed);
}
if (uv_mode == UV_CFL_PRED) {
const int joint_sign = mbmi->cfl_alpha_signs;
const int idx = mbmi->cfl_alpha_idx;
#if CONFIG_ENTROPY_STATS
++counts->cfl_sign[joint_sign];
#endif
if (allow_update_cdf)
update_cdf(fc->cfl_sign_cdf, joint_sign, CFL_JOINT_SIGNS);
if (CFL_SIGN_U(joint_sign) != CFL_SIGN_ZERO) {
aom_cdf_prob *cdf_u = fc->cfl_alpha_cdf[CFL_CONTEXT_U(joint_sign)];
#if CONFIG_ENTROPY_STATS
++counts->cfl_alpha[CFL_CONTEXT_U(joint_sign)][CFL_IDX_U(idx)];
#endif
if (allow_update_cdf)
update_cdf(cdf_u, CFL_IDX_U(idx), CFL_ALPHABET_SIZE);
}
if (CFL_SIGN_V(joint_sign) != CFL_SIGN_ZERO) {
aom_cdf_prob *cdf_v = fc->cfl_alpha_cdf[CFL_CONTEXT_V(joint_sign)];
#if CONFIG_ENTROPY_STATS
++counts->cfl_alpha[CFL_CONTEXT_V(joint_sign)][CFL_IDX_V(idx)];
#endif
if (allow_update_cdf)
update_cdf(cdf_v, CFL_IDX_V(idx), CFL_ALPHABET_SIZE);
}
}
if (av1_is_directional_mode(get_uv_mode(uv_mode)) &&
av1_use_angle_delta(bsize)) {
#if CONFIG_ENTROPY_STATS
++counts->angle_delta[uv_mode - UV_V_PRED]
[mbmi->angle_delta[PLANE_TYPE_UV] + MAX_ANGLE_DELTA];
#endif
if (allow_update_cdf) {
update_cdf(fc->angle_delta_cdf[uv_mode - UV_V_PRED],
mbmi->angle_delta[PLANE_TYPE_UV] + MAX_ANGLE_DELTA,
2 * MAX_ANGLE_DELTA + 1);
}
}
if (av1_allow_palette(cm->allow_screen_content_tools, bsize))
update_palette_cdf(xd, mbmi, counts, allow_update_cdf);
}
static void update_stats(const AV1_COMMON *const cm, TileDataEnc *tile_data,
ThreadData *td, int mi_row, int mi_col) {
MACROBLOCK *x = &td->mb;
MACROBLOCKD *const xd = &x->e_mbd;
const MB_MODE_INFO *const mbmi = xd->mi[0];
const MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext;
const BLOCK_SIZE bsize = mbmi->sb_type;
FRAME_CONTEXT *fc = xd->tile_ctx;
const uint8_t allow_update_cdf = tile_data->allow_update_cdf;
// delta quant applies to both intra and inter
const int super_block_upper_left =
((mi_row & (cm->seq_params.mib_size - 1)) == 0) &&
((mi_col & (cm->seq_params.mib_size - 1)) == 0);
const int seg_ref_active =
segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_REF_FRAME);
if (cm->skip_mode_flag && !seg_ref_active && is_comp_ref_allowed(bsize)) {
const int skip_mode_ctx = av1_get_skip_mode_context(xd);
#if CONFIG_ENTROPY_STATS
td->counts->skip_mode[skip_mode_ctx][mbmi->skip_mode]++;
#endif
if (allow_update_cdf)
update_cdf(fc->skip_mode_cdfs[skip_mode_ctx], mbmi->skip_mode, 2);
}
if (!mbmi->skip_mode) {
if (!seg_ref_active) {
const int skip_ctx = av1_get_skip_context(xd);
#if CONFIG_ENTROPY_STATS
td->counts->skip[skip_ctx][mbmi->skip]++;
#endif
if (allow_update_cdf) update_cdf(fc->skip_cdfs[skip_ctx], mbmi->skip, 2);
}
}
if (cm->delta_q_present_flag &&
(bsize != cm->seq_params.sb_size || !mbmi->skip) &&
super_block_upper_left) {
#if CONFIG_ENTROPY_STATS
const int dq =
(mbmi->current_qindex - xd->current_qindex) / cm->delta_q_res;
const int absdq = abs(dq);
for (int i = 0; i < AOMMIN(absdq, DELTA_Q_SMALL); ++i) {
td->counts->delta_q[i][1]++;
}
if (absdq < DELTA_Q_SMALL) td->counts->delta_q[absdq][0]++;
#endif
xd->current_qindex = mbmi->current_qindex;
if (cm->delta_lf_present_flag) {
if (cm->delta_lf_multi) {
const int frame_lf_count =
av1_num_planes(cm) > 1 ? FRAME_LF_COUNT : FRAME_LF_COUNT - 2;
for (int lf_id = 0; lf_id < frame_lf_count; ++lf_id) {
#if CONFIG_ENTROPY_STATS
const int delta_lf =
(mbmi->delta_lf[lf_id] - xd->delta_lf[lf_id]) / cm->delta_lf_res;
const int abs_delta_lf = abs(delta_lf);
for (int i = 0; i < AOMMIN(abs_delta_lf, DELTA_LF_SMALL); ++i) {
td->counts->delta_lf_multi[lf_id][i][1]++;
}
if (abs_delta_lf < DELTA_LF_SMALL)
td->counts->delta_lf_multi[lf_id][abs_delta_lf][0]++;
#endif
xd->delta_lf[lf_id] = mbmi->delta_lf[lf_id];
}
} else {
#if CONFIG_ENTROPY_STATS
const int delta_lf =
(mbmi->delta_lf_from_base - xd->delta_lf_from_base) /
cm->delta_lf_res;
const int abs_delta_lf = abs(delta_lf);
for (int i = 0; i < AOMMIN(abs_delta_lf, DELTA_LF_SMALL); ++i) {
td->counts->delta_lf[i][1]++;
}
if (abs_delta_lf < DELTA_LF_SMALL)
td->counts->delta_lf[abs_delta_lf][0]++;
#endif
xd->delta_lf_from_base = mbmi->delta_lf_from_base;
}
}
}
if (!is_inter_block(mbmi)) {
sum_intra_stats(cm, td->counts, xd, mbmi, xd->above_mbmi, xd->left_mbmi,
frame_is_intra_only(cm), mi_row, mi_col,
tile_data->allow_update_cdf);
}
if (av1_allow_intrabc(cm)) {
if (allow_update_cdf)
update_cdf(fc->intrabc_cdf, is_intrabc_block(mbmi), 2);
#if CONFIG_ENTROPY_STATS
++td->counts->intrabc[is_intrabc_block(mbmi)];
#endif // CONFIG_ENTROPY_STATS
}
if (!frame_is_intra_only(cm)) {
RD_COUNTS *rdc = &td->rd_counts;
FRAME_COUNTS *const counts = td->counts;
if (mbmi->skip_mode) {
rdc->skip_mode_used_flag = 1;
if (cm->reference_mode == REFERENCE_MODE_SELECT) {
assert(has_second_ref(mbmi));
rdc->compound_ref_used_flag = 1;
}
set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]);
return;
}
const int inter_block = is_inter_block(mbmi);
if (!seg_ref_active) {
#if CONFIG_ENTROPY_STATS
counts->intra_inter[av1_get_intra_inter_context(xd)][inter_block]++;
#endif
if (allow_update_cdf) {
update_cdf(fc->intra_inter_cdf[av1_get_intra_inter_context(xd)],
inter_block, 2);
}
// If the segment reference feature is enabled we have only a single
// reference frame allowed for the segment so exclude it from
// the reference frame counts used to work out probabilities.
if (inter_block) {
const MV_REFERENCE_FRAME ref0 = mbmi->ref_frame[0];
const MV_REFERENCE_FRAME ref1 = mbmi->ref_frame[1];
av1_collect_neighbors_ref_counts(xd);
if (cm->reference_mode == REFERENCE_MODE_SELECT) {
if (has_second_ref(mbmi))
// This flag is also updated for 4x4 blocks
rdc->compound_ref_used_flag = 1;
if (is_comp_ref_allowed(bsize)) {
#if CONFIG_ENTROPY_STATS
counts->comp_inter[av1_get_reference_mode_context(xd)]