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Code Issues Releases Activity

h264: move the slice type variables into the per-slice context

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This commit is contained in:
Anton Khirnov 2015-01-17 22:28:46 +01:00
parent 5f390eef8e
commit 56febc993b
13 changed files with 128 additions and 123 deletions
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9
libavcodec/dxva2_h264.c
View File

@ -223,8 +223,8 @@ static void fill_slice_long(AVCodecContext *avctx, DXVA_Slice_H264_Long *slice,
slice->first_mb_in_slice = (h->mb_y >> FIELD_OR_MBAFF_PICTURE(h)) * h->mb_width + h->mb_x;
slice->NumMbsForSlice = 0; /* XXX it is set once we have all slices */
slice->BitOffsetToSliceData = get_bits_count(&h->gb);
slice->slice_type = ff_h264_get_slice_type(h);
if (h->slice_type_fixed)
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;
@ -278,7 +278,7 @@ static void fill_slice_long(AVCodecContext *avctx, DXVA_Slice_H264_Long *slice,
slice->slice_qs_delta = 0; /* XXX not implemented by Libav */
slice->slice_qp_delta = sl->qscale - h->pps.init_qp;
slice->redundant_pic_cnt = h->redundant_pic_count;
if (h->slice_type == AV_PICTURE_TYPE_B)
if (sl->slice_type == AV_PICTURE_TYPE_B)
slice->direct_spatial_mv_pred_flag = h->direct_spatial_mv_pred;
slice->cabac_init_idc = h->pps.cabac ? h->cabac_init_idc : 0;
if (h->deblocking_filter < 2)
@ -417,6 +417,7 @@ static int dxva2_h264_decode_slice(AVCodecContext *avctx,
uint32_t size)
{
const H264Context *h = avctx->priv_data;
const H264SliceContext *sl = &h->slice_ctx[0];
struct dxva_context *ctx = avctx->hwaccel_context;
const H264Picture *current_picture = h->cur_pic_ptr;
struct dxva2_picture_context *ctx_pic = current_picture->hwaccel_picture_private;
@ -438,7 +439,7 @@ static int dxva2_h264_decode_slice(AVCodecContext *avctx,
&ctx_pic->pp, position, size);
ctx_pic->slice_count++;
if (h->slice_type != AV_PICTURE_TYPE_I && h->slice_type != AV_PICTURE_TYPE_SI)
if (sl->slice_type != AV_PICTURE_TYPE_I && sl->slice_type != AV_PICTURE_TYPE_SI)
ctx_pic->pp.wBitFields &= ~(1 << 15); /* Set IntraPicFlag to 0 */
return 0;
}

16
libavcodec/h264.c
View File

@ -1058,7 +1058,7 @@ int ff_pred_weight_table(H264Context *h, H264SliceContext *sl)
}
}
}
if (h->slice_type_nos != AV_PICTURE_TYPE_B)
if (sl->slice_type_nos != AV_PICTURE_TYPE_B)
break;
}
sl->use_weight = sl->use_weight || sl->use_weight_chroma;
@ -1259,7 +1259,7 @@ int ff_h264_set_parameter_from_sps(H264Context *h)
return 0;
}
int ff_set_ref_count(H264Context *h)
int ff_set_ref_count(H264Context *h, H264SliceContext *sl)
{
int ref_count[2], list_count;
int num_ref_idx_active_override_flag, max_refs;
@ -1268,8 +1268,8 @@ int ff_set_ref_count(H264Context *h)
ref_count[0] = h->pps.ref_count[0];
ref_count[1] = h->pps.ref_count[1];
if (h->slice_type_nos != AV_PICTURE_TYPE_I) {
if (h->slice_type_nos == AV_PICTURE_TYPE_B)
if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B)
h->direct_spatial_mv_pred = get_bits1(&h->gb);
num_ref_idx_active_override_flag = get_bits1(&h->gb);
@ -1277,14 +1277,14 @@ int ff_set_ref_count(H264Context *h)
ref_count[0] = get_ue_golomb(&h->gb) + 1;
if (ref_count[0] < 1)
return AVERROR_INVALIDDATA;
if (h->slice_type_nos == AV_PICTURE_TYPE_B) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
ref_count[1] = get_ue_golomb(&h->gb) + 1;
if (ref_count[1] < 1)
return AVERROR_INVALIDDATA;
}
}
if (h->slice_type_nos == AV_PICTURE_TYPE_B)
if (sl->slice_type_nos == AV_PICTURE_TYPE_B)
list_count = 2;
else
list_count = 1;
@ -1570,9 +1570,9 @@ again:
(avctx->skip_frame < AVDISCARD_NONREF ||
hx->nal_ref_idc) &&
(avctx->skip_frame < AVDISCARD_BIDIR ||
hx->slice_type_nos != AV_PICTURE_TYPE_B) &&
sl->slice_type_nos != AV_PICTURE_TYPE_B) &&
(avctx->skip_frame < AVDISCARD_NONKEY ||
hx->slice_type_nos == AV_PICTURE_TYPE_I) &&
sl->slice_type_nos == AV_PICTURE_TYPE_I) &&
avctx->skip_frame < AVDISCARD_ALL) {
if (avctx->hwaccel) {
ret = avctx->hwaccel->decode_slice(avctx,

19
libavcodec/h264.h
View File

@ -299,6 +299,11 @@ typedef struct H264Picture {
typedef struct H264SliceContext {
struct H264Context *h264;
int slice_num;
int slice_type;
int slice_type_nos; ///< S free slice type (SI/SP are remapped to I/P)
int slice_type_fixed;
int qscale;
int chroma_qp[2]; // QPc
int qp_thresh; ///< QP threshold to skip loopfilter
@ -424,11 +429,7 @@ typedef struct H264Context {
uint32_t(*dequant4_coeff[6])[16];
uint32_t(*dequant8_coeff[6])[64];
int slice_num;
uint16_t *slice_table; ///< slice_table_base + 2*mb_stride + 1
int slice_type;
int slice_type_nos; ///< S free slice type (SI/SP are remapped to I/P)
int slice_type_fixed;
// interlacing specific flags
int mb_aff_frame;
@ -759,7 +760,7 @@ void ff_h264_free_context(H264Context *h);
/**
* Reconstruct bitstream slice_type.
*/
int ff_h264_get_slice_type(const H264Context *h);
int ff_h264_get_slice_type(const H264SliceContext *sl);
/**
* Allocate tables.
@ -770,7 +771,7 @@ int ff_h264_alloc_tables(H264Context *h);
/**
* Fill the default_ref_list.
*/
int ff_h264_fill_default_ref_list(H264Context *h);
int ff_h264_fill_default_ref_list(H264Context *h, H264SliceContext *sl);
int ff_h264_decode_ref_pic_list_reordering(H264Context *h);
void ff_h264_fill_mbaff_ref_list(H264Context *h, H264SliceContext *sl);
@ -821,7 +822,7 @@ void ff_h264_init_cabac_states(H264Context *h, H264SliceContext *sl);
void h264_init_dequant_tables(H264Context *h);
void ff_h264_direct_dist_scale_factor(H264Context *const h);
void ff_h264_direct_ref_list_init(H264Context *const h);
void ff_h264_direct_ref_list_init(H264Context *const h, H264SliceContext *sl);
void ff_h264_pred_direct_motion(H264Context *const h, H264SliceContext *sl,
int *mb_type);
@ -1023,7 +1024,7 @@ static av_always_inline void write_back_motion(H264Context *h,
if (USES_LIST(mb_type, 1))
write_back_motion_list(h, sl, b_stride, b_xy, b8_xy, mb_type, 1);
if (h->slice_type_nos == AV_PICTURE_TYPE_B && CABAC(h)) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B && CABAC(h)) {
if (IS_8X8(mb_type)) {
uint8_t *direct_table = &h->direct_table[4 * h->mb_xy];
direct_table[1] = h->sub_mb_type[1] >> 1;
@ -1056,7 +1057,7 @@ int ff_h264_set_parameter_from_sps(H264Context *h);
void ff_h264_draw_horiz_band(H264Context *h, 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);
int ff_set_ref_count(H264Context *h, H264SliceContext *sl);
int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Context *h0);
int ff_h264_execute_decode_slices(H264Context *h, unsigned context_count);

47
libavcodec/h264_cabac.c
View File

@ -1267,7 +1267,7 @@ void ff_h264_init_cabac_states(H264Context *h, H264SliceContext *sl)
const int8_t (*tab)[2];
const int slice_qp = av_clip(sl->qscale - 6*(h->sps.bit_depth_luma-8), 0, 51);
if( h->slice_type_nos == AV_PICTURE_TYPE_I ) tab = cabac_context_init_I;
if (sl->slice_type_nos == AV_PICTURE_TYPE_I) tab = cabac_context_init_I;
else tab = cabac_context_init_PB[h->cabac_init_idc];
/* calculate pre-state */
@ -1282,13 +1282,14 @@ void ff_h264_init_cabac_states(H264Context *h, H264SliceContext *sl)
}
}
static int decode_cabac_field_decoding_flag(H264Context *h) {
static int decode_cabac_field_decoding_flag(H264Context *h, H264SliceContext *sl)
{
const long mbb_xy = h->mb_xy - 2L*h->mb_stride;
unsigned long ctx = 0;
ctx += h->mb_field_decoding_flag & !!h->mb_x; //for FMO:(s->current_picture.mb_type[mba_xy] >> 7) & (h->slice_table[mba_xy] == h->slice_num);
ctx += (h->cur_pic.mb_type[mbb_xy] >> 7) & (h->slice_table[mbb_xy] == h->slice_num);
ctx += (h->cur_pic.mb_type[mbb_xy] >> 7) & (h->slice_table[mbb_xy] == sl->slice_num);
return get_cabac_noinline( &h->cabac, &(h->cabac_state+70)[ctx] );
}
@ -1325,7 +1326,9 @@ static int decode_cabac_intra_mb_type(H264Context *h, H264SliceContext *sl,
return mb_type;
}
static int decode_cabac_mb_skip( H264Context *h, int mb_x, int mb_y ) {
static int decode_cabac_mb_skip(H264Context *h, H264SliceContext *sl,
int mb_x, int mb_y)
{
int mba_xy, mbb_xy;
int ctx = 0;
@ -1333,13 +1336,13 @@ static int decode_cabac_mb_skip( H264Context *h, int mb_x, int mb_y ) {
int mb_xy = mb_x + (mb_y&~1)*h->mb_stride;
mba_xy = mb_xy - 1;
if( (mb_y&1)
&& h->slice_table[mba_xy] == h->slice_num
&& h->slice_table[mba_xy] == sl->slice_num
&& MB_FIELD(h) == !!IS_INTERLACED( h->cur_pic.mb_type[mba_xy] ) )
mba_xy += h->mb_stride;
if (MB_FIELD(h)) {
mbb_xy = mb_xy - h->mb_stride;
if( !(mb_y&1)
&& h->slice_table[mbb_xy] == h->slice_num
&& h->slice_table[mbb_xy] == sl->slice_num
&& IS_INTERLACED( h->cur_pic.mb_type[mbb_xy] ) )
mbb_xy -= h->mb_stride;
}else
@ -1350,12 +1353,12 @@ static int decode_cabac_mb_skip( H264Context *h, int mb_x, int mb_y ) {
mbb_xy = mb_xy - (h->mb_stride << FIELD_PICTURE(h));
}
if( h->slice_table[mba_xy] == h->slice_num && !IS_SKIP(h->cur_pic.mb_type[mba_xy] ))
if( h->slice_table[mba_xy] == sl->slice_num && !IS_SKIP(h->cur_pic.mb_type[mba_xy] ))
ctx++;
if( h->slice_table[mbb_xy] == h->slice_num && !IS_SKIP(h->cur_pic.mb_type[mbb_xy] ))
if( h->slice_table[mbb_xy] == sl->slice_num && !IS_SKIP(h->cur_pic.mb_type[mbb_xy] ))
ctx++;
if( h->slice_type_nos == AV_PICTURE_TYPE_B )
if (sl->slice_type_nos == AV_PICTURE_TYPE_B)
ctx += 13;
return get_cabac_noinline( &h->cabac, &h->cabac_state[11+ctx] );
}
@ -1466,7 +1469,7 @@ static int decode_cabac_mb_ref(H264Context *h, H264SliceContext *sl, int list, i
int ref = 0;
int ctx = 0;
if( h->slice_type_nos == AV_PICTURE_TYPE_B) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
if( refa > 0 && !(h->direct_cache[scan8[n] - 1]&(MB_TYPE_DIRECT2>>1)) )
ctx++;
if( refb > 0 && !(h->direct_cache[scan8[n] - 8]&(MB_TYPE_DIRECT2>>1)) )
@ -1908,20 +1911,20 @@ int ff_h264_decode_mb_cabac(H264Context *h, H264SliceContext *sl)
mb_xy = h->mb_xy = h->mb_x + h->mb_y*h->mb_stride;
tprintf(h->avctx, "pic:%d mb:%d/%d\n", h->frame_num, h->mb_x, h->mb_y);
if( h->slice_type_nos != AV_PICTURE_TYPE_I ) {
if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
int skip;
/* a skipped mb needs the aff flag from the following mb */
if (FRAME_MBAFF(h) && (h->mb_y & 1) == 1 && sl->prev_mb_skipped)
skip = sl->next_mb_skipped;
else
skip = decode_cabac_mb_skip( h, h->mb_x, h->mb_y );
skip = decode_cabac_mb_skip(h, sl, h->mb_x, h->mb_y );
/* read skip flags */
if( skip ) {
if (FRAME_MBAFF(h) && (h->mb_y & 1) == 0) {
h->cur_pic.mb_type[mb_xy] = MB_TYPE_SKIP;
sl->next_mb_skipped = decode_cabac_mb_skip( h, h->mb_x, h->mb_y+1 );
sl->next_mb_skipped = decode_cabac_mb_skip(h, sl, h->mb_x, h->mb_y+1 );
if(!sl->next_mb_skipped)
h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h);
h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h, sl);
}
decode_mb_skip(h, sl);
@ -1937,16 +1940,16 @@ int ff_h264_decode_mb_cabac(H264Context *h, H264SliceContext *sl)
if (FRAME_MBAFF(h)) {
if( (h->mb_y&1) == 0 )
h->mb_mbaff =
h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h);
h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h, sl);
}
sl->prev_mb_skipped = 0;
fill_decode_neighbors(h, sl, -(MB_FIELD(h)));
if( h->slice_type_nos == AV_PICTURE_TYPE_B ) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
int ctx = 0;
assert(h->slice_type_nos == AV_PICTURE_TYPE_B);
assert(sl->slice_type_nos == AV_PICTURE_TYPE_B);
if (!IS_DIRECT(sl->left_type[LTOP] - 1))
ctx++;
@ -1979,7 +1982,7 @@ int ff_h264_decode_mb_cabac(H264Context *h, H264SliceContext *sl)
}
partition_count= b_mb_type_info[mb_type].partition_count;
mb_type= b_mb_type_info[mb_type].type;
} else if( h->slice_type_nos == AV_PICTURE_TYPE_P ) {
} else if (sl->slice_type_nos == AV_PICTURE_TYPE_P) {
if( get_cabac_noinline( &h->cabac, &h->cabac_state[14] ) == 0 ) {
/* P-type */
if( get_cabac_noinline( &h->cabac, &h->cabac_state[15] ) == 0 ) {
@ -1997,9 +2000,9 @@ int ff_h264_decode_mb_cabac(H264Context *h, H264SliceContext *sl)
}
} else {
mb_type = decode_cabac_intra_mb_type(h, sl, 3, 1);
if(h->slice_type == AV_PICTURE_TYPE_SI && mb_type)
if (sl->slice_type == AV_PICTURE_TYPE_SI && mb_type)
mb_type--;
assert(h->slice_type_nos == AV_PICTURE_TYPE_I);
assert(sl->slice_type_nos == AV_PICTURE_TYPE_I);
decode_intra_mb:
partition_count = 0;
cbp= i_mb_type_info[mb_type].cbp;
@ -2009,7 +2012,7 @@ decode_intra_mb:
if(MB_FIELD(h))
mb_type |= MB_TYPE_INTERLACED;
h->slice_table[ mb_xy ]= h->slice_num;
h->slice_table[mb_xy] = sl->slice_num;
if(IS_INTRA_PCM(mb_type)) {
const int mb_size = ff_h264_mb_sizes[h->sps.chroma_format_idc] *
@ -2085,7 +2088,7 @@ decode_intra_mb:
} else if( partition_count == 4 ) {
int i, j, sub_partition_count[4], list, ref[2][4];
if( h->slice_type_nos == AV_PICTURE_TYPE_B ) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B ) {
for( i = 0; i < 4; i++ ) {
h->sub_mb_type[i] = decode_cabac_b_mb_sub_type( h );
sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;

18
libavcodec/h264_cavlc.c
View File

@ -708,7 +708,7 @@ int ff_h264_decode_mb_cavlc(H264Context *h, H264SliceContext *sl)
tprintf(h->avctx, "pic:%d mb:%d/%d\n", h->frame_num, h->mb_x, h->mb_y);
cbp = 0; /* avoid warning. FIXME: find a solution without slowing
down the code */
if(h->slice_type_nos != AV_PICTURE_TYPE_I){
if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
if(h->mb_skip_run==-1)
h->mb_skip_run= get_ue_golomb(&h->gb);
@ -729,7 +729,7 @@ int ff_h264_decode_mb_cavlc(H264Context *h, H264SliceContext *sl)
sl->prev_mb_skipped = 0;
mb_type= get_ue_golomb(&h->gb);
if(h->slice_type_nos == AV_PICTURE_TYPE_B){
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
if(mb_type < 23){
partition_count= b_mb_type_info[mb_type].partition_count;
mb_type= b_mb_type_info[mb_type].type;
@ -737,7 +737,7 @@ int ff_h264_decode_mb_cavlc(H264Context *h, H264SliceContext *sl)
mb_type -= 23;
goto decode_intra_mb;
}
}else if(h->slice_type_nos == AV_PICTURE_TYPE_P){
} else if (sl->slice_type_nos == AV_PICTURE_TYPE_P) {
if(mb_type < 5){
partition_count= p_mb_type_info[mb_type].partition_count;
mb_type= p_mb_type_info[mb_type].type;
@ -746,12 +746,12 @@ int ff_h264_decode_mb_cavlc(H264Context *h, H264SliceContext *sl)
goto decode_intra_mb;
}
}else{
assert(h->slice_type_nos == AV_PICTURE_TYPE_I);
if(h->slice_type == AV_PICTURE_TYPE_SI && mb_type)
assert(sl->slice_type_nos == AV_PICTURE_TYPE_I);
if (sl->slice_type == AV_PICTURE_TYPE_SI && mb_type)
mb_type--;
decode_intra_mb:
if(mb_type > 25){
av_log(h->avctx, AV_LOG_ERROR, "mb_type %d in %c slice too large at %d %d\n", mb_type, av_get_picture_type_char(h->slice_type), h->mb_x, h->mb_y);
av_log(h->avctx, AV_LOG_ERROR, "mb_type %d in %c slice too large at %d %d\n", mb_type, av_get_picture_type_char(sl->slice_type), h->mb_x, h->mb_y);
return -1;
}
partition_count=0;
@ -763,7 +763,7 @@ decode_intra_mb:
if(MB_FIELD(h))
mb_type |= MB_TYPE_INTERLACED;
h->slice_table[ mb_xy ]= h->slice_num;
h->slice_table[mb_xy] = sl->slice_num;
if(IS_INTRA_PCM(mb_type)){
const int mb_size = ff_h264_mb_sizes[h->sps.chroma_format_idc] *
@ -834,7 +834,7 @@ decode_intra_mb:
}else if(partition_count==4){
int i, j, sub_partition_count[4], list, ref[2][4];
if(h->slice_type_nos == AV_PICTURE_TYPE_B){
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
for(i=0; i<4; i++){
h->sub_mb_type[i]= get_ue_golomb_31(&h->gb);
if(h->sub_mb_type[i] >=13){
@ -852,7 +852,7 @@ decode_intra_mb:
sl->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;
}
}else{
assert(h->slice_type_nos == AV_PICTURE_TYPE_P); //FIXME SP correct ?
assert(sl->slice_type_nos == AV_PICTURE_TYPE_P); //FIXME SP correct ?
for(i=0; i<4; i++){
h->sub_mb_type[i]= get_ue_golomb_31(&h->gb);
if(h->sub_mb_type[i] >=4){

4
libavcodec/h264_direct.c
View File

@ -104,7 +104,7 @@ static void fill_colmap(H264Context *h, int map[2][16 + 32], int list,
}
}
void ff_h264_direct_ref_list_init(H264Context *const h)
void ff_h264_direct_ref_list_init(H264Context *const h, H264SliceContext *sl)
{
H264Picture *const ref1 = &h->ref_list[1][0];
H264Picture *const cur = h->cur_pic_ptr;
@ -140,7 +140,7 @@ void ff_h264_direct_ref_list_init(H264Context *const h)
h->col_fieldoff = 2 * h->ref_list[1][0].reference - 3;
}
if (h->slice_type_nos != AV_PICTURE_TYPE_B || h->direct_spatial_mv_pred)
if (sl->slice_type_nos != AV_PICTURE_TYPE_B || h->direct_spatial_mv_pred)
return;
for (list = 0; list < 2; list++) {

2
libavcodec/h264_mb.c
View File

@ -524,7 +524,7 @@ static av_always_inline void xchg_mb_border(H264Context *h, H264SliceContext *sl
}
if (h->deblocking_filter == 2) {
deblock_topleft = h->slice_table[h->mb_xy - 1 - h->mb_stride] == h->slice_num;
deblock_topleft = h->slice_table[h->mb_xy - 1 - h->mb_stride] == sl->slice_num;
deblock_top = sl->top_type;
} else {
deblock_topleft = (h->mb_x > 0);

20
libavcodec/h264_mvpred.h
View File

@ -423,22 +423,22 @@ static void fill_decode_neighbors(H264Context *h, H264SliceContext *sl, int mb_t
sl->left_type[LBOT] = h->cur_pic.mb_type[left_xy[LBOT]];
if (FMO) {
if (h->slice_table[topleft_xy] != h->slice_num)
if (h->slice_table[topleft_xy] != sl->slice_num)
sl->topleft_type = 0;
if (h->slice_table[top_xy] != h->slice_num)
if (h->slice_table[top_xy] != sl->slice_num)
sl->top_type = 0;
if (h->slice_table[left_xy[LTOP]] != h->slice_num)
if (h->slice_table[left_xy[LTOP]] != sl->slice_num)
sl->left_type[LTOP] = sl->left_type[LBOT] = 0;
} else {
if (h->slice_table[topleft_xy] != h->slice_num) {
if (h->slice_table[topleft_xy] != sl->slice_num) {
sl->topleft_type = 0;
if (h->slice_table[top_xy] != h->slice_num)
if (h->slice_table[top_xy] != sl->slice_num)
sl->top_type = 0;
if (h->slice_table[left_xy[LTOP]] != h->slice_num)
if (h->slice_table[left_xy[LTOP]] != sl->slice_num)
sl->left_type[LTOP] = sl->left_type[LBOT] = 0;
}
}
if (h->slice_table[topright_xy] != h->slice_num)
if (h->slice_table[topright_xy] != sl->slice_num)
sl->topright_type = 0;
}
@ -720,7 +720,7 @@ static void fill_decode_caches(H264Context *h, H264SliceContext *sl, int mb_type
}
AV_ZERO16(mvd_cache[2 + 8 * 0]);
AV_ZERO16(mvd_cache[2 + 8 * 2]);
if (h->slice_type_nos == AV_PICTURE_TYPE_B) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
uint8_t *direct_cache = &h->direct_cache[scan8[0]];
uint8_t *direct_table = h->direct_table;
fill_rectangle(direct_cache, 4, 4, 8, MB_TYPE_16x16 >> 1, 1);
@ -810,7 +810,7 @@ static void av_unused decode_mb_skip(H264Context *h, H264SliceContext *sl)
if (MB_FIELD(h))
mb_type |= MB_TYPE_INTERLACED;
if (h->slice_type_nos == AV_PICTURE_TYPE_B) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
// just for fill_caches. pred_direct_motion will set the real mb_type
mb_type |= MB_TYPE_L0L1 | MB_TYPE_DIRECT2 | MB_TYPE_SKIP;
if (h->direct_spatial_mv_pred) {
@ -829,7 +829,7 @@ static void av_unused decode_mb_skip(H264Context *h, H264SliceContext *sl)
write_back_motion(h, sl, mb_type);
h->cur_pic.mb_type[mb_xy] = mb_type;
h->cur_pic.qscale_table[mb_xy] = sl->qscale;
h->slice_table[mb_xy] = h->slice_num;
h->slice_table[mb_xy] = sl->slice_num;
sl->prev_mb_skipped = 1;
}

10
libavcodec/h264_parser.c
View File

@ -104,15 +104,15 @@ static int scan_mmco_reset(AVCodecParserContext *s)
H264Context *h = &p->h;
H264SliceContext *sl = &h->slice_ctx[0];
h->slice_type_nos = s->pict_type & 3;
sl->slice_type_nos = s->pict_type & 3;
if (h->pps.redundant_pic_cnt_present)
get_ue_golomb(&h->gb); // redundant_pic_count
if (ff_set_ref_count(h) < 0)
if (ff_set_ref_count(h, sl) < 0)
return AVERROR_INVALIDDATA;
if (h->slice_type_nos != AV_PICTURE_TYPE_I) {
if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
int list;
for (list = 0; list < h->list_count; list++) {
if (get_bits1(&h->gb)) {
@ -140,8 +140,8 @@ static int scan_mmco_reset(AVCodecParserContext *s)
}
}
if ((h->pps.weighted_pred && h->slice_type_nos == AV_PICTURE_TYPE_P) ||
(h->pps.weighted_bipred_idc == 1 && h->slice_type_nos == AV_PICTURE_TYPE_B))
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);
if (get_bits1(&h->gb)) { // adaptive_ref_pic_marking_mode_flag

6
libavcodec/h264_refs.c
View File

@ -116,11 +116,11 @@ static int add_sorted(H264Picture **sorted, H264Picture **src, int len, int limi
return out_i;
}
int ff_h264_fill_default_ref_list(H264Context *h)
int ff_h264_fill_default_ref_list(H264Context *h, H264SliceContext *sl)
{
int i, len;
if (h->slice_type_nos == AV_PICTURE_TYPE_B) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
H264Picture *sorted[32];
int cur_poc, list;
int lens[2];
@ -174,7 +174,7 @@ int ff_h264_fill_default_ref_list(H264Context *h)
h->default_ref_list[0][i].pic_id,
h->default_ref_list[0][i].f.data[0]);
}
if (h->slice_type_nos == AV_PICTURE_TYPE_B) {
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
for (i = 0; i < h->ref_count[1]; i++) {
tprintf(h->avctx, "List1: %s fn:%d 0x%p\n",
(h->default_ref_list[1][i].long_ref ? "LT" : "ST"),

82
libavcodec/h264_slice.c
View File

@ -1212,26 +1212,26 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
}
if (slice_type > 4) {
slice_type -= 5;
h->slice_type_fixed = 1;
sl->slice_type_fixed = 1;
} else
h->slice_type_fixed = 0;
sl->slice_type_fixed = 0;
slice_type = golomb_to_pict_type[slice_type];
if (slice_type == AV_PICTURE_TYPE_I ||
(h0->current_slice != 0 && slice_type == h0->last_slice_type)) {
default_ref_list_done = 1;
}
h->slice_type = slice_type;
h->slice_type_nos = slice_type & 3;
sl->slice_type = slice_type;
sl->slice_type_nos = slice_type & 3;
if (h->nal_unit_type == NAL_IDR_SLICE &&
h->slice_type_nos != AV_PICTURE_TYPE_I) {
sl->slice_type_nos != AV_PICTURE_TYPE_I) {
av_log(h->avctx, AV_LOG_ERROR, "A non-intra slice in an IDR NAL unit.\n");
return AVERROR_INVALIDDATA;
}
// to make a few old functions happy, it's wrong though
h->pict_type = h->slice_type;
h->pict_type = sl->slice_type;
pps_id = get_ue_golomb(&h->gb);
if (pps_id >= MAX_PPS_COUNT) {
@ -1592,16 +1592,16 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
if (h->pps.redundant_pic_cnt_present)
h->redundant_pic_count = get_ue_golomb(&h->gb);
ret = ff_set_ref_count(h);
ret = ff_set_ref_count(h, sl);
if (ret < 0)
return ret;
else if (ret == 1)
default_ref_list_done = 0;
if (!default_ref_list_done)
ff_h264_fill_default_ref_list(h);
ff_h264_fill_default_ref_list(h, sl);
if (h->slice_type_nos != AV_PICTURE_TYPE_I) {
if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
ret = ff_h264_decode_ref_pic_list_reordering(h);
if (ret < 0) {
h->ref_count[1] = h->ref_count[0] = 0;
@ -1609,12 +1609,12 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
}
}
if ((h->pps.weighted_pred && h->slice_type_nos == AV_PICTURE_TYPE_P) ||
if ((h->pps.weighted_pred && sl->slice_type_nos == AV_PICTURE_TYPE_P) ||
(h->pps.weighted_bipred_idc == 1 &&
h->slice_type_nos == AV_PICTURE_TYPE_B))
sl->slice_type_nos == AV_PICTURE_TYPE_B))
ff_pred_weight_table(h, sl);
else if (h->pps.weighted_bipred_idc == 2 &&
h->slice_type_nos == AV_PICTURE_TYPE_B) {
sl->slice_type_nos == AV_PICTURE_TYPE_B) {
implicit_weight_table(h, sl, -1);
} else {
sl->use_weight = 0;
@ -1640,17 +1640,17 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
if (FRAME_MBAFF(h)) {
ff_h264_fill_mbaff_ref_list(h, sl);
if (h->pps.weighted_bipred_idc == 2 && h->slice_type_nos == AV_PICTURE_TYPE_B) {
if (h->pps.weighted_bipred_idc == 2 && sl->slice_type_nos == AV_PICTURE_TYPE_B) {
implicit_weight_table(h, sl, 0);
implicit_weight_table(h, sl, 1);
}
}
if (h->slice_type_nos == AV_PICTURE_TYPE_B && !h->direct_spatial_mv_pred)
if (sl->slice_type_nos == AV_PICTURE_TYPE_B && !h->direct_spatial_mv_pred)
ff_h264_direct_dist_scale_factor(h);
ff_h264_direct_ref_list_init(h);
ff_h264_direct_ref_list_init(h, sl);
if (h->slice_type_nos != AV_PICTURE_TYPE_I && h->pps.cabac) {
if (sl->slice_type_nos != AV_PICTURE_TYPE_I && h->pps.cabac) {
tmp = get_ue_golomb_31(&h->gb);
if (tmp > 2) {
av_log(h->avctx, AV_LOG_ERROR, "cabac_init_idc %u overflow\n", tmp);
@ -1669,10 +1669,10 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
sl->chroma_qp[0] = get_chroma_qp(h, 0, sl->qscale);
sl->chroma_qp[1] = get_chroma_qp(h, 1, sl->qscale);
// FIXME qscale / qp ... stuff
if (h->slice_type == AV_PICTURE_TYPE_SP)
if (sl->slice_type == AV_PICTURE_TYPE_SP)
get_bits1(&h->gb); /* sp_for_switch_flag */
if (h->slice_type == AV_PICTURE_TYPE_SP ||
h->slice_type == AV_PICTURE_TYPE_SI)
if (sl->slice_type == AV_PICTURE_TYPE_SP ||
sl->slice_type == AV_PICTURE_TYPE_SI)
get_se_golomb(&h->gb); /* slice_qs_delta */
h->deblocking_filter = 1;
@ -1706,9 +1706,9 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
if (h->avctx->skip_loop_filter >= AVDISCARD_ALL ||
(h->avctx->skip_loop_filter >= AVDISCARD_NONKEY &&
h->slice_type_nos != AV_PICTURE_TYPE_I) ||
sl->slice_type_nos != AV_PICTURE_TYPE_I) ||
(h->avctx->skip_loop_filter >= AVDISCARD_BIDIR &&
h->slice_type_nos == AV_PICTURE_TYPE_B) ||
sl->slice_type_nos == AV_PICTURE_TYPE_B) ||
(h->avctx->skip_loop_filter >= AVDISCARD_NONREF &&
h->nal_ref_idc == 0))
h->deblocking_filter = 0;
@ -1740,15 +1740,15 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
6 * (h->sps.bit_depth_luma - 8);
h0->last_slice_type = slice_type;
h->slice_num = ++h0->current_slice;
if (h->slice_num >= MAX_SLICES) {
sl->slice_num = ++h0->current_slice;
if (sl->slice_num >= MAX_SLICES) {
av_log(h->avctx, AV_LOG_ERROR,
"Too many slices, increase MAX_SLICES and recompile\n");
}
for (j = 0; j < 2; j++) {
int id_list[16];
int *ref2frm = h->ref2frm[h->slice_num & (MAX_SLICES - 1)][j];
int *ref2frm = h->ref2frm[sl->slice_num & (MAX_SLICES - 1)][j];
for (i = 0; i < 16; i++) {
id_list[i] = 60;
if (j < h->list_count && i < h->ref_count[j] &&
@ -1782,11 +1782,11 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
if (h->avctx->debug & FF_DEBUG_PICT_INFO) {
av_log(h->avctx, AV_LOG_DEBUG,
"slice:%d %s mb:%d %c%s%s pps:%u frame:%d poc:%d/%d ref:%d/%d qp:%d loop:%d:%d:%d weight:%d%s %s\n",
h->slice_num,
sl->slice_num,
(h->picture_structure == PICT_FRAME ? "F" : h->picture_structure == PICT_TOP_FIELD ? "T" : "B"),
first_mb_in_slice,
av_get_picture_type_char(h->slice_type),
h->slice_type_fixed ? " fix" : "",
av_get_picture_type_char(sl->slice_type),
sl->slice_type_fixed ? " fix" : "",
h->nal_unit_type == NAL_IDR_SLICE ? " IDR" : "",
pps_id, h->frame_num,
h->cur_pic_ptr->field_poc[0],
@ -1797,15 +1797,15 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl, H264Contex
h->slice_alpha_c0_offset, h->slice_beta_offset,
sl->use_weight,
sl->use_weight == 1 && sl->use_weight_chroma ? "c" : "",
h->slice_type == AV_PICTURE_TYPE_B ? (h->direct_spatial_mv_pred ? "SPAT" : "TEMP") : "");
sl->slice_type == AV_PICTURE_TYPE_B ? (h->direct_spatial_mv_pred ? "SPAT" : "TEMP") : "");
}
return 0;
}
int ff_h264_get_slice_type(const H264Context *h)
int ff_h264_get_slice_type(const H264SliceContext *sl)
{
switch (h->slice_type) {
switch (sl->slice_type) {
case AV_PICTURE_TYPE_P:
return 0;
case AV_PICTURE_TYPE_B:
@ -1884,7 +1884,7 @@ static av_always_inline void fill_filter_caches_inter(H264Context *h,
{
int8_t *ref = &h->cur_pic.ref_index[list][4 * mb_xy];
int (*ref2frm)[64] = h->ref2frm[h->slice_num & (MAX_SLICES - 1)][0] + (MB_MBAFF(h) ? 20 : 2);
int (*ref2frm)[64] = h->ref2frm[sl->slice_num & (MAX_SLICES - 1)][0] + (MB_MBAFF(h) ? 20 : 2);
uint32_t ref01 = (pack16to32(ref2frm[list][ref[0]], ref2frm[list][ref[1]]) & 0x00FF00FF) * 0x0101;
uint32_t ref23 = (pack16to32(ref2frm[list][ref[2]], ref2frm[list][ref[3]]) & 0x00FF00FF) * 0x0101;
AV_WN32A(&ref_cache[0 * 8], ref01);
@ -1963,9 +1963,9 @@ static int fill_filter_caches(H264Context *h, H264SliceContext *sl, int mb_type)
left_type[LTOP] = h->cur_pic.mb_type[left_xy[LTOP]];
left_type[LBOT] = h->cur_pic.mb_type[left_xy[LBOT]];
if (h->deblocking_filter == 2) {
if (h->slice_table[top_xy] != h->slice_num)
if (h->slice_table[top_xy] != sl->slice_num)
top_type = 0;
if (h->slice_table[left_xy[LBOT]] != h->slice_num)
if (h->slice_table[left_xy[LBOT]] != sl->slice_num)
left_type[LTOP] = left_type[LBOT] = 0;
} else {
if (h->slice_table[top_xy] == 0xFFFF)
@ -2056,7 +2056,7 @@ static void loop_filter(H264Context *h, H264SliceContext *sl, int start_x, int e
uint8_t *dest_y, *dest_cb, *dest_cr;
int linesize, uvlinesize, mb_x, mb_y;
const int end_mb_y = h->mb_y + FRAME_MBAFF(h);
const int old_slice_type = h->slice_type;
const int old_slice_type = sl->slice_type;
const int pixel_shift = h->pixel_shift;
const int block_h = 16 >> h->chroma_y_shift;
@ -2065,7 +2065,7 @@ static void loop_filter(H264Context *h, H264SliceContext *sl, int start_x, int e
for (mb_y = end_mb_y - FRAME_MBAFF(h); mb_y <= end_mb_y; mb_y++) {
int mb_xy, mb_type;
mb_xy = h->mb_xy = mb_x + mb_y * h->mb_stride;
h->slice_num = h->slice_table[mb_xy];
sl->slice_num = h->slice_table[mb_xy];
mb_type = h->cur_pic.mb_type[mb_xy];
h->list_count = h->list_counts[mb_xy];
@ -2113,19 +2113,19 @@ static void loop_filter(H264Context *h, H264SliceContext *sl, int start_x, int e
}
}
}
h->slice_type = old_slice_type;
sl->slice_type = old_slice_type;
h->mb_x = end_x;
h->mb_y = end_mb_y - FRAME_MBAFF(h);
sl->chroma_qp[0] = get_chroma_qp(h, 0, sl->qscale);
sl->chroma_qp[1] = get_chroma_qp(h, 1, sl->qscale);
}
static void predict_field_decoding_flag(H264Context *h)
static void predict_field_decoding_flag(H264Context *h, H264SliceContext *sl)
{
const int mb_xy = h->mb_x + h->mb_y * h->mb_stride;
int mb_type = (h->slice_table[mb_xy - 1] == h->slice_num) ?
int mb_type = (h->slice_table[mb_xy - 1] == sl->slice_num) ?
h->cur_pic.mb_type[mb_xy - 1] :
(h->slice_table[mb_xy - h->mb_stride] == h->slice_num) ?
(h->slice_table[mb_xy - h->mb_stride] == sl->slice_num) ?
h->cur_pic.mb_type[mb_xy - h->mb_stride] : 0;
h->mb_mbaff = h->mb_field_decoding_flag = IS_INTERLACED(mb_type) ? 1 : 0;
}
@ -2245,7 +2245,7 @@ static int decode_slice(struct AVCodecContext *avctx, void *arg)
if (FIELD_OR_MBAFF_PICTURE(h)) {
++h->mb_y;
if (FRAME_MBAFF(h) && h->mb_y < h->mb_height)
predict_field_decoding_flag(h);
predict_field_decoding_flag(h, sl);
}
}
@ -2292,7 +2292,7 @@ static int decode_slice(struct AVCodecContext *avctx, void *arg)
if (FIELD_OR_MBAFF_PICTURE(h)) {
++h->mb_y;
if (FRAME_MBAFF(h) && h->mb_y < h->mb_height)
predict_field_decoding_flag(h);
predict_field_decoding_flag(h, sl);
}
if (h->mb_y >= h->mb_height) {
tprintf(h->avctx, "slice end %d %d\n",

12
libavcodec/svq3.c
View File

@ -817,7 +817,7 @@ static int svq3_decode_slice_header(AVCodecContext *avctx)
return -1;
}
h->slice_type = golomb_to_pict_type[slice_id];
sl->slice_type = golomb_to_pict_type[slice_id];
if ((header & 0x9F) == 2) {
i = (h->mb_num < 64) ? 6 : (1 + av_log2(h->mb_num - 1));
@ -828,7 +828,7 @@ static int svq3_decode_slice_header(AVCodecContext *avctx)
h->mb_skip_run = 0;
}
h->slice_num = get_bits(&h->gb, 8);
sl->slice_num = get_bits(&h->gb, 8);
sl->qscale = get_bits(&h->gb, 5);
s->adaptive_quant = get_bits1(&h->gb);
@ -1134,7 +1134,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data,
if (svq3_decode_slice_header(avctx))
return -1;
h->pict_type = h->slice_type;
h->pict_type = sl->slice_type;
if (h->pict_type != AV_PICTURE_TYPE_B)
FFSWAP(H264Picture*, s->next_pic, s->last_pic);
@ -1198,7 +1198,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data,
"%c hpel:%d, tpel:%d aqp:%d qp:%d, slice_num:%02X\n",
av_get_picture_type_char(h->pict_type),
s->halfpel_flag, s->thirdpel_flag,
s->adaptive_quant, h->slice_ctx[0].qscale, h->slice_num);
s->adaptive_quant, h->slice_ctx[0].qscale, sl->slice_num);
if (avctx->skip_frame >= AVDISCARD_NONREF && h->pict_type == AV_PICTURE_TYPE_B ||
avctx->skip_frame >= AVDISCARD_NONKEY && h->pict_type != AV_PICTURE_TYPE_I ||
@ -1213,7 +1213,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data,
}
if (h->pict_type == AV_PICTURE_TYPE_B) {
h->frame_num_offset = h->slice_num - h->prev_frame_num;
h->frame_num_offset = sl->slice_num - h->prev_frame_num;
if (h->frame_num_offset < 0)
h->frame_num_offset += 256;
@ -1224,7 +1224,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data,
}
} else {
h->prev_frame_num = h->frame_num;
h->frame_num = h->slice_num;
h->frame_num = sl->slice_num;
h->prev_frame_num_offset = h->frame_num - h->prev_frame_num;
if (h->prev_frame_num_offset < 0)

4
libavcodec/vaapi_h264.c
View File

@ -329,8 +329,8 @@ static int vaapi_h264_decode_slice(AVCodecContext *avctx,
return -1;
slice_param->slice_data_bit_offset = get_bits_count(&h->gb) + 8; /* bit buffer started beyond nal_unit_type */
slice_param->first_mb_in_slice = (h->mb_y >> FIELD_OR_MBAFF_PICTURE(h)) * h->mb_width + h->mb_x;
slice_param->slice_type = ff_h264_get_slice_type(h);
slice_param->direct_spatial_mv_pred_flag = h->slice_type == AV_PICTURE_TYPE_B ? h->direct_spatial_mv_pred : 0;
slice_param->slice_type = ff_h264_get_slice_type(sl);
slice_param->direct_spatial_mv_pred_flag = sl->slice_type == AV_PICTURE_TYPE_B ? h->direct_spatial_mv_pred : 0;
slice_param->num_ref_idx_l0_active_minus1 = h->list_count > 0 ? h->ref_count[0] - 1 : 0;
slice_param->num_ref_idx_l1_active_minus1 = h->list_count > 1 ? h->ref_count[1] - 1 : 0;
slice_param->cabac_init_idc = h->cabac_init_idc;