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h264: factor out pred weight table parsing into a separate file

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This will allow decoupling the parser from the decoder.
This commit is contained in:
Anton Khirnov 2016-03-21 16:14:31 +01:00
parent 90ed6c5cf7
commit e481458bc3
12 changed files with 214 additions and 150 deletions
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4
libavcodec/Makefile
View File

@ -252,7 +252,7 @@ OBJS-$(CONFIG_H264_DECODER) += h264.o h264_cabac.o h264_cavlc.o \
h264_direct.o h264_loopfilter.o \
h264_mb.o h264_picture.o h264_ps.o \
h264_refs.o h264_sei.o \
h264_slice.o h264data.o
h264_slice.o h264data.o h264_parse.o
OBJS-$(CONFIG_H264_MMAL_DECODER) += mmaldec.o
OBJS-$(CONFIG_H264_NVENC_ENCODER) += nvenc_h264.o
OBJS-$(CONFIG_H264_QSV_DECODER) += qsvdec_h2645.o
@ -718,7 +718,7 @@ OBJS-$(CONFIG_FLAC_PARSER) += flac_parser.o flacdata.o flac.o
OBJS-$(CONFIG_GSM_PARSER) += gsm_parser.o
OBJS-$(CONFIG_H261_PARSER) += h261_parser.o
OBJS-$(CONFIG_H263_PARSER) += h263_parser.o
OBJS-$(CONFIG_H264_PARSER) += h264_parser.o
OBJS-$(CONFIG_H264_PARSER) += h264_parser.o h264_parse.o
OBJS-$(CONFIG_HEVC_PARSER) += hevc_parser.o h2645_parse.o hevc_ps.o hevc_data.o
OBJS-$(CONFIG_MJPEG_PARSER) += mjpeg_parser.o
OBJS-$(CONFIG_MLP_PARSER) += mlp_parser.o mlp.o

20
libavcodec/dxva2_h264.c
View File

@ -230,8 +230,8 @@ static void fill_slice_long(AVCodecContext *avctx, DXVA_Slice_H264_Long *slice,
slice->slice_type = ff_h264_get_slice_type(sl);
if (sl->slice_type_fixed)
slice->slice_type += 5;
slice->luma_log2_weight_denom = sl->luma_log2_weight_denom;
slice->chroma_log2_weight_denom = sl->chroma_log2_weight_denom;
slice->luma_log2_weight_denom = sl->pwt.luma_log2_weight_denom;
slice->chroma_log2_weight_denom = sl->pwt.chroma_log2_weight_denom;
if (sl->list_count > 0)
slice->num_ref_idx_l0_active_minus1 = sl->ref_count[0] - 1;
if (sl->list_count > 1)
@ -255,15 +255,15 @@ static void fill_slice_long(AVCodecContext *avctx, DXVA_Slice_H264_Long *slice,
r->reference == PICT_BOTTOM_FIELD);
for (plane = 0; plane < 3; plane++) {
int w, o;
if (plane == 0 && sl->luma_weight_flag[list]) {
w = sl->luma_weight[i][list][0];
o = sl->luma_weight[i][list][1];
} else if (plane >= 1 && sl->chroma_weight_flag[list]) {
w = sl->chroma_weight[i][list][plane-1][0];
o = sl->chroma_weight[i][list][plane-1][1];
if (plane == 0 && sl->pwt.luma_weight_flag[list]) {
w = sl->pwt.luma_weight[i][list][0];
o = sl->pwt.luma_weight[i][list][1];
} else if (plane >= 1 && sl->pwt.chroma_weight_flag[list]) {
w = sl->pwt.chroma_weight[i][list][plane-1][0];
o = sl->pwt.chroma_weight[i][list][plane-1][1];
} else {
w = 1 << (plane == 0 ? sl->luma_log2_weight_denom :
sl->chroma_log2_weight_denom);
w = 1 << (plane == 0 ? sl->pwt.luma_log2_weight_denom :
sl->pwt.chroma_log2_weight_denom);
o = 0;
}
slice->Weights[list][i][plane][0] = w;

62
libavcodec/h264.c
View File

@ -978,68 +978,6 @@ static void decode_postinit(H264Context *h, int setup_finished)
}
}
int ff_pred_weight_table(H264Context *h, H264SliceContext *sl)
{
int list, i;
int luma_def, chroma_def;
sl->use_weight = 0;
sl->use_weight_chroma = 0;
sl->luma_log2_weight_denom = get_ue_golomb(&sl->gb);
if (h->sps.chroma_format_idc)
sl->chroma_log2_weight_denom = get_ue_golomb(&sl->gb);
luma_def = 1 << sl->luma_log2_weight_denom;
chroma_def = 1 << sl->chroma_log2_weight_denom;
for (list = 0; list < 2; list++) {
sl->luma_weight_flag[list] = 0;
sl->chroma_weight_flag[list] = 0;
for (i = 0; i < sl->ref_count[list]; i++) {
int luma_weight_flag, chroma_weight_flag;
luma_weight_flag = get_bits1(&sl->gb);
if (luma_weight_flag) {
sl->luma_weight[i][list][0] = get_se_golomb(&sl->gb);
sl->luma_weight[i][list][1] = get_se_golomb(&sl->gb);
if (sl->luma_weight[i][list][0] != luma_def ||
sl->luma_weight[i][list][1] != 0) {
sl->use_weight = 1;
sl->luma_weight_flag[list] = 1;
}
} else {
sl->luma_weight[i][list][0] = luma_def;
sl->luma_weight[i][list][1] = 0;
}
if (h->sps.chroma_format_idc) {
chroma_weight_flag = get_bits1(&sl->gb);
if (chroma_weight_flag) {
int j;
for (j = 0; j < 2; j++) {
sl->chroma_weight[i][list][j][0] = get_se_golomb(&sl->gb);
sl->chroma_weight[i][list][j][1] = get_se_golomb(&sl->gb);
if (sl->chroma_weight[i][list][j][0] != chroma_def ||
sl->chroma_weight[i][list][j][1] != 0) {
sl->use_weight_chroma = 1;
sl->chroma_weight_flag[list] = 1;
}
}
} else {
int j;
for (j = 0; j < 2; j++) {
sl->chroma_weight[i][list][j][0] = chroma_def;
sl->chroma_weight[i][list][j][1] = 0;
}
}
}
}
if (sl->slice_type_nos != AV_PICTURE_TYPE_B)
break;
}
sl->use_weight = sl->use_weight || sl->use_weight_chroma;
return 0;
}
/**
* instantaneous decoder refresh.
*/

14
libavcodec/h264.h
View File

@ -33,6 +33,7 @@
#include "cabac.h"
#include "error_resilience.h"
#include "get_bits.h"
#include "h264_parse.h"
#include "h264chroma.h"
#include "h264dsp.h"
#include "h264pred.h"
@ -329,17 +330,7 @@ typedef struct H264SliceContext {
int slice_alpha_c0_offset;
int slice_beta_offset;
// Weighted pred stuff
int use_weight;
int use_weight_chroma;
int luma_log2_weight_denom;
int chroma_log2_weight_denom;
int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag
int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag
// The following 2 can be changed to int8_t but that causes 10cpu cycles speedloss
int luma_weight[48][2][2];
int chroma_weight[48][2][2][2];
int implicit_weight[48][48][2];
H264PredWeightTable pwt;
int prev_mb_skipped;
int next_mb_skipped;
@ -1085,7 +1076,6 @@ int ff_h264_slice_context_init(H264Context *h, H264SliceContext *sl);
void ff_h264_draw_horiz_band(const H264Context *h, H264SliceContext *sl, int y, int height);
int ff_init_poc(H264Context *h, int pic_field_poc[2], int *pic_poc);
int ff_pred_weight_table(H264Context *h, H264SliceContext *sl);
int ff_set_ref_count(H264Context *h, H264SliceContext *sl);
int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl);

54
libavcodec/h264_mb.c
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@ -419,8 +419,8 @@ static av_always_inline void mc_part_weighted(const H264Context *h, H264SliceCon
x_offset, y_offset, qpix_put, chroma_put,
pixel_shift, chroma_idc);
if (sl->use_weight == 2) {
int weight0 = sl->implicit_weight[refn0][refn1][sl->mb_y & 1];
if (sl->pwt.use_weight == 2) {
int weight0 = sl->pwt.implicit_weight[refn0][refn1][sl->mb_y & 1];
int weight1 = 64 - weight0;
luma_weight_avg(dest_y, tmp_y, sl->mb_linesize,
height, 5, weight0, weight1, 0);
@ -430,23 +430,23 @@ static av_always_inline void mc_part_weighted(const H264Context *h, H264SliceCon
chroma_height, 5, weight0, weight1, 0);
} else {
luma_weight_avg(dest_y, tmp_y, sl->mb_linesize, height,
sl->luma_log2_weight_denom,
sl->luma_weight[refn0][0][0],
sl->luma_weight[refn1][1][0],
sl->luma_weight[refn0][0][1] +
sl->luma_weight[refn1][1][1]);
sl->pwt.luma_log2_weight_denom,
sl->pwt.luma_weight[refn0][0][0],
sl->pwt.luma_weight[refn1][1][0],
sl->pwt.luma_weight[refn0][0][1] +
sl->pwt.luma_weight[refn1][1][1]);
chroma_weight_avg(dest_cb, tmp_cb, sl->mb_uvlinesize, chroma_height,
sl->chroma_log2_weight_denom,
sl->chroma_weight[refn0][0][0][0],
sl->chroma_weight[refn1][1][0][0],
sl->chroma_weight[refn0][0][0][1] +
sl->chroma_weight[refn1][1][0][1]);
sl->pwt.chroma_log2_weight_denom,
sl->pwt.chroma_weight[refn0][0][0][0],
sl->pwt.chroma_weight[refn1][1][0][0],
sl->pwt.chroma_weight[refn0][0][0][1] +
sl->pwt.chroma_weight[refn1][1][0][1]);
chroma_weight_avg(dest_cr, tmp_cr, sl->mb_uvlinesize, chroma_height,
sl->chroma_log2_weight_denom,
sl->chroma_weight[refn0][0][1][0],
sl->chroma_weight[refn1][1][1][0],
sl->chroma_weight[refn0][0][1][1] +
sl->chroma_weight[refn1][1][1][1]);
sl->pwt.chroma_log2_weight_denom,
sl->pwt.chroma_weight[refn0][0][1][0],
sl->pwt.chroma_weight[refn1][1][1][0],
sl->pwt.chroma_weight[refn0][0][1][1] +
sl->pwt.chroma_weight[refn1][1][1][1]);
}
} else {
int list = list1 ? 1 : 0;
@ -457,18 +457,18 @@ static av_always_inline void mc_part_weighted(const H264Context *h, H264SliceCon
qpix_put, chroma_put, pixel_shift, chroma_idc);
luma_weight_op(dest_y, sl->mb_linesize, height,
sl->luma_log2_weight_denom,
sl->luma_weight[refn][list][0],
sl->luma_weight[refn][list][1]);
if (sl->use_weight_chroma) {
sl->pwt.luma_log2_weight_denom,
sl->pwt.luma_weight[refn][list][0],
sl->pwt.luma_weight[refn][list][1]);
if (sl->pwt.use_weight_chroma) {
chroma_weight_op(dest_cb, sl->mb_uvlinesize, chroma_height,
sl->chroma_log2_weight_denom,
sl->chroma_weight[refn][list][0][0],
sl->chroma_weight[refn][list][0][1]);
sl->pwt.chroma_log2_weight_denom,
sl->pwt.chroma_weight[refn][list][0][0],
sl->pwt.chroma_weight[refn][list][0][1]);
chroma_weight_op(dest_cr, sl->mb_uvlinesize, chroma_height,
sl->chroma_log2_weight_denom,
sl->chroma_weight[refn][list][1][0],
sl->chroma_weight[refn][list][1][1]);
sl->pwt.chroma_log2_weight_denom,
sl->pwt.chroma_weight[refn][list][1][0],
sl->pwt.chroma_weight[refn][list][1][1]);
}
}
}

6
libavcodec/h264_mc_template.c
View File

@ -48,9 +48,9 @@ static void mc_part(const H264Context *h, H264SliceContext *sl,
const h264_biweight_func *weight_avg,
int list0, int list1)
{
if ((sl->use_weight == 2 && list0 && list1 &&
(sl->implicit_weight[sl->ref_cache[0][scan8[n]]][sl->ref_cache[1][scan8[n]]][sl->mb_y & 1] != 32)) ||
sl->use_weight == 1)
if ((sl->pwt.use_weight == 2 && list0 && list1 &&
(sl->pwt.implicit_weight[sl->ref_cache[0][scan8[n]]][sl->ref_cache[1][scan8[n]]][sl->mb_y & 1] != 32)) ||
sl->pwt.use_weight == 1)
mc_part_weighted(h, sl, n, square, height, delta, dest_y, dest_cb, dest_cr,
x_offset, y_offset, qpix_put, chroma_put,
weight_op[0], weight_op[1], weight_avg[0],

86
libavcodec/h264_parse.c Normal file
View File

@ -0,0 +1,86 @@
/*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "get_bits.h"
#include "golomb.h"
#include "h264.h"
#include "h264_parse.h"
int ff_h264_pred_weight_table(GetBitContext *gb, const SPS *sps,
const int *ref_count, int slice_type_nos,
H264PredWeightTable *pwt)
{
int list, i;
int luma_def, chroma_def;
pwt->use_weight = 0;
pwt->use_weight_chroma = 0;
pwt->luma_log2_weight_denom = get_ue_golomb(gb);
if (sps->chroma_format_idc)
pwt->chroma_log2_weight_denom = get_ue_golomb(gb);
luma_def = 1 << pwt->luma_log2_weight_denom;
chroma_def = 1 << pwt->chroma_log2_weight_denom;
for (list = 0; list < 2; list++) {
pwt->luma_weight_flag[list] = 0;
pwt->chroma_weight_flag[list] = 0;
for (i = 0; i < ref_count[list]; i++) {
int luma_weight_flag, chroma_weight_flag;
luma_weight_flag = get_bits1(gb);
if (luma_weight_flag) {
pwt->luma_weight[i][list][0] = get_se_golomb(gb);
pwt->luma_weight[i][list][1] = get_se_golomb(gb);
if (pwt->luma_weight[i][list][0] != luma_def ||
pwt->luma_weight[i][list][1] != 0) {
pwt->use_weight = 1;
pwt->luma_weight_flag[list] = 1;
}
} else {
pwt->luma_weight[i][list][0] = luma_def;
pwt->luma_weight[i][list][1] = 0;
}
if (sps->chroma_format_idc) {
chroma_weight_flag = get_bits1(gb);
if (chroma_weight_flag) {
int j;
for (j = 0; j < 2; j++) {
pwt->chroma_weight[i][list][j][0] = get_se_golomb(gb);
pwt->chroma_weight[i][list][j][1] = get_se_golomb(gb);
if (pwt->chroma_weight[i][list][j][0] != chroma_def ||
pwt->chroma_weight[i][list][j][1] != 0) {
pwt->use_weight_chroma = 1;
pwt->chroma_weight_flag[list] = 1;
}
}
} else {
int j;
for (j = 0; j < 2; j++) {
pwt->chroma_weight[i][list][j][0] = chroma_def;
pwt->chroma_weight[i][list][j][1] = 0;
}
}
}
}
if (slice_type_nos != AV_PICTURE_TYPE_B)
break;
}
pwt->use_weight = pwt->use_weight || pwt->use_weight_chroma;
return 0;
}

48
libavcodec/h264_parse.h Normal file
View File

@ -0,0 +1,48 @@
/*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* H.264 decoder/parser shared code
*/
#ifndef AVCODEC_H264_PARSE_H
#define AVCODEC_H264_PARSE_H
#include "get_bits.h"
typedef struct H264PredWeightTable {
int use_weight;
int use_weight_chroma;
int luma_log2_weight_denom;
int chroma_log2_weight_denom;
int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag
int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag
// The following 2 can be changed to int8_t but that causes 10cpu cycles speedloss
int luma_weight[48][2][2];
int chroma_weight[48][2][2][2];
int implicit_weight[48][48][2];
} H264PredWeightTable;
struct SPS;
int ff_h264_pred_weight_table(GetBitContext *gb, const struct SPS *sps,
const int *ref_count, int slice_type_nos,
H264PredWeightTable *pwt);
#endif /* AVCODEC_H264_PARSE_H */

3
libavcodec/h264_parser.c
View File

@ -150,7 +150,8 @@ static int scan_mmco_reset(AVCodecParserContext *s)
if ((h->pps.weighted_pred && sl->slice_type_nos == AV_PICTURE_TYPE_P) ||
(h->pps.weighted_bipred_idc == 1 && sl->slice_type_nos == AV_PICTURE_TYPE_B))
ff_pred_weight_table(h, sl);
ff_h264_pred_weight_table(&sl->gb, &h->sps, sl->ref_count, sl->slice_type_nos,
&sl->pwt);
if (get_bits1(&sl->gb)) { // adaptive_ref_pic_marking_mode_flag
int i;

8
libavcodec/h264_refs.c
View File

@ -342,11 +342,11 @@ void ff_h264_fill_mbaff_ref_list(H264Context *h, H264SliceContext *sl)
field[1].reference = PICT_BOTTOM_FIELD;
field[1].poc = field[1].parent->field_poc[1];
sl->luma_weight[16 + 2 * i][list][0] = sl->luma_weight[16 + 2 * i + 1][list][0] = sl->luma_weight[i][list][0];
sl->luma_weight[16 + 2 * i][list][1] = sl->luma_weight[16 + 2 * i + 1][list][1] = sl->luma_weight[i][list][1];
sl->pwt.luma_weight[16 + 2 * i][list][0] = sl->pwt.luma_weight[16 + 2 * i + 1][list][0] = sl->pwt.luma_weight[i][list][0];
sl->pwt.luma_weight[16 + 2 * i][list][1] = sl->pwt.luma_weight[16 + 2 * i + 1][list][1] = sl->pwt.luma_weight[i][list][1];
for (j = 0; j < 2; j++) {
sl->chroma_weight[16 + 2 * i][list][j][0] = sl->chroma_weight[16 + 2 * i + 1][list][j][0] = sl->chroma_weight[i][list][j][0];
sl->chroma_weight[16 + 2 * i][list][j][1] = sl->chroma_weight[16 + 2 * i + 1][list][j][1] = sl->chroma_weight[i][list][j][1];
sl->pwt.chroma_weight[16 + 2 * i][list][j][0] = sl->pwt.chroma_weight[16 + 2 * i + 1][list][j][0] = sl->pwt.chroma_weight[i][list][j][0];
sl->pwt.chroma_weight[16 + 2 * i][list][j][1] = sl->pwt.chroma_weight[16 + 2 * i + 1][list][j][1] = sl->pwt.chroma_weight[i][list][j][1];
}
}
}

35
libavcodec/h264_slice.c
View File

@ -726,8 +726,8 @@ static void implicit_weight_table(const H264Context *h, H264SliceContext *sl, in
int ref0, ref1, i, cur_poc, ref_start, ref_count0, ref_count1;
for (i = 0; i < 2; i++) {
sl->luma_weight_flag[i] = 0;
sl->chroma_weight_flag[i] = 0;
sl->pwt.luma_weight_flag[i] = 0;
sl->pwt.chroma_weight_flag[i] = 0;
}
if (field < 0) {
@ -738,8 +738,8 @@ static void implicit_weight_table(const H264Context *h, H264SliceContext *sl, in
}
if (sl->ref_count[0] == 1 && sl->ref_count[1] == 1 && !FRAME_MBAFF(h) &&
sl->ref_list[0][0].poc + sl->ref_list[1][0].poc == 2 * cur_poc) {
sl->use_weight = 0;
sl->use_weight_chroma = 0;
sl->pwt.use_weight = 0;
sl->pwt.use_weight_chroma = 0;
return;
}
ref_start = 0;
@ -752,10 +752,10 @@ static void implicit_weight_table(const H264Context *h, H264SliceContext *sl, in
ref_count1 = 16 + 2 * sl->ref_count[1];
}
sl->use_weight = 2;
sl->use_weight_chroma = 2;
sl->luma_log2_weight_denom = 5;
sl->chroma_log2_weight_denom = 5;
sl->pwt.use_weight = 2;
sl->pwt.use_weight_chroma = 2;
sl->pwt.luma_log2_weight_denom = 5;
sl->pwt.chroma_log2_weight_denom = 5;
for (ref0 = ref_start; ref0 < ref_count0; ref0++) {
int poc0 = sl->ref_list[0][ref0].poc;
@ -773,10 +773,10 @@ static void implicit_weight_table(const H264Context *h, H264SliceContext *sl, in
}
}
if (field < 0) {
sl->implicit_weight[ref0][ref1][0] =
sl->implicit_weight[ref0][ref1][1] = w;
sl->pwt.implicit_weight[ref0][ref1][0] =
sl->pwt.implicit_weight[ref0][ref1][1] = w;
} else {
sl->implicit_weight[ref0][ref1][field] = w;
sl->pwt.implicit_weight[ref0][ref1][field] = w;
}
}
}
@ -1505,15 +1505,16 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl)
if ((h->pps.weighted_pred && sl->slice_type_nos == AV_PICTURE_TYPE_P) ||
(h->pps.weighted_bipred_idc == 1 &&
sl->slice_type_nos == AV_PICTURE_TYPE_B))
ff_pred_weight_table(h, sl);
ff_h264_pred_weight_table(&sl->gb, &h->sps, sl->ref_count,
sl->slice_type_nos, &sl->pwt);
else if (h->pps.weighted_bipred_idc == 2 &&
sl->slice_type_nos == AV_PICTURE_TYPE_B) {
implicit_weight_table(h, sl, -1);
} else {
sl->use_weight = 0;
sl->pwt.use_weight = 0;
for (i = 0; i < 2; i++) {
sl->luma_weight_flag[i] = 0;
sl->chroma_weight_flag[i] = 0;
sl->pwt.luma_weight_flag[i] = 0;
sl->pwt.chroma_weight_flag[i] = 0;
}
}
@ -1687,8 +1688,8 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl)
sl->qscale,
sl->deblocking_filter,
sl->slice_alpha_c0_offset, sl->slice_beta_offset,
sl->use_weight,
sl->use_weight == 1 && sl->use_weight_chroma ? "c" : "",
sl->pwt.use_weight,
sl->pwt.use_weight == 1 && sl->pwt.use_weight_chroma ? "c" : "",
sl->slice_type == AV_PICTURE_TYPE_B ? (sl->direct_spatial_mv_pred ? "SPAT" : "TEMP") : "");
}

24
libavcodec/vaapi_h264.c
View File

@ -195,25 +195,25 @@ static void fill_vaapi_plain_pred_weight_table(H264Context *h,
H264SliceContext *sl = &h->slice_ctx[0];
unsigned int i, j;
*luma_weight_flag = sl->luma_weight_flag[list];
*chroma_weight_flag = sl->chroma_weight_flag[list];
*luma_weight_flag = sl->pwt.luma_weight_flag[list];
*chroma_weight_flag = sl->pwt.chroma_weight_flag[list];
for (i = 0; i < sl->ref_count[list]; i++) {
/* VA API also wants the inferred (default) values, not
only what is available in the bitstream (7.4.3.2). */
if (sl->luma_weight_flag[list]) {
luma_weight[i] = sl->luma_weight[i][list][0];
luma_offset[i] = sl->luma_weight[i][list][1];
if (sl->pwt.luma_weight_flag[list]) {
luma_weight[i] = sl->pwt.luma_weight[i][list][0];
luma_offset[i] = sl->pwt.luma_weight[i][list][1];
} else {
luma_weight[i] = 1 << sl->luma_log2_weight_denom;
luma_weight[i] = 1 << sl->pwt.luma_log2_weight_denom;
luma_offset[i] = 0;
}
for (j = 0; j < 2; j++) {
if (sl->chroma_weight_flag[list]) {
chroma_weight[i][j] = sl->chroma_weight[i][list][j][0];
chroma_offset[i][j] = sl->chroma_weight[i][list][j][1];
if (sl->pwt.chroma_weight_flag[list]) {
chroma_weight[i][j] = sl->pwt.chroma_weight[i][list][j][0];
chroma_offset[i][j] = sl->pwt.chroma_weight[i][list][j][1];
} else {
chroma_weight[i][j] = 1 << sl->chroma_log2_weight_denom;
chroma_weight[i][j] = 1 << sl->pwt.chroma_log2_weight_denom;
chroma_offset[i][j] = 0;
}
}
@ -339,8 +339,8 @@ static int vaapi_h264_decode_slice(AVCodecContext *avctx,
slice_param->disable_deblocking_filter_idc = sl->deblocking_filter < 2 ? !sl->deblocking_filter : sl->deblocking_filter;
slice_param->slice_alpha_c0_offset_div2 = sl->slice_alpha_c0_offset / 2;
slice_param->slice_beta_offset_div2 = sl->slice_beta_offset / 2;
slice_param->luma_log2_weight_denom = sl->luma_log2_weight_denom;
slice_param->chroma_log2_weight_denom = sl->chroma_log2_weight_denom;
slice_param->luma_log2_weight_denom = sl->pwt.luma_log2_weight_denom;
slice_param->chroma_log2_weight_denom = sl->pwt.chroma_log2_weight_denom;
fill_vaapi_RefPicList(slice_param->RefPicList0, sl->ref_list[0], sl->list_count > 0 ? sl->ref_count[0] : 0);
fill_vaapi_RefPicList(slice_param->RefPicList1, sl->ref_list[1], sl->list_count > 1 ? sl->ref_count[1] : 0);