Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

h264: move sub_mb_type into the per-slice context

Browse Source
pull/125/head
Anton Khirnov 10 years ago
parent 56febc993b
commit ed451a08a4
6 changed files with 51 additions and 52 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 17
      libavcodec/h264.h
  2. 30
      libavcodec/h264_cabac.c
  3. 34
      libavcodec/h264_cavlc.c
  4. 18
      libavcodec/h264_direct.c
  5. 2
      libavcodec/h264_mb.c
  6. 2
      libavcodec/h264_mc_template.c

17
libavcodec/h264.h
Unescape View File

@ -366,6 +366,8 @@ typedef struct H264SliceContext {
*/
DECLARE_ALIGNED(16, int16_t, mv_cache)[2][5 * 8][2];
DECLARE_ALIGNED(8, int8_t, ref_cache)[2][5 * 8];
DECLARE_ALIGNED(8, uint16_t, sub_mb_type)[4];
} H264SliceContext;
/**
@ -438,9 +440,6 @@ typedef struct H264Context {
int picture_structure;
int first_field;
DECLARE_ALIGNED(8, uint16_t, sub_mb_type)[4];
int direct_spatial_mv_pred;
int col_parity;
int col_fieldoff;
@ -1027,21 +1026,21 @@ static av_always_inline void write_back_motion(H264Context *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;
direct_table[2] = h->sub_mb_type[2] >> 1;
direct_table[3] = h->sub_mb_type[3] >> 1;
direct_table[1] = sl->sub_mb_type[1] >> 1;
direct_table[2] = sl->sub_mb_type[2] >> 1;
direct_table[3] = sl->sub_mb_type[3] >> 1;
}
}
}
static av_always_inline int get_dct8x8_allowed(H264Context *h)
static av_always_inline int get_dct8x8_allowed(H264Context *h, H264SliceContext *sl)
{
if (h->sps.direct_8x8_inference_flag)
return !(AV_RN64A(h->sub_mb_type) &
return !(AV_RN64A(sl->sub_mb_type) &
((MB_TYPE_16x8 | MB_TYPE_8x16 | MB_TYPE_8x8) *
0x0001000100010001ULL));
else
return !(AV_RN64A(h->sub_mb_type) &
return !(AV_RN64A(sl->sub_mb_type) &
((MB_TYPE_16x8 | MB_TYPE_8x16 | MB_TYPE_8x8 | MB_TYPE_DIRECT2) *
0x0001000100010001ULL));
}

30
libavcodec/h264_cabac.c
Unescape View File

@ -2090,32 +2090,32 @@ decode_intra_mb:
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;
h->sub_mb_type[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].type;
sl->sub_mb_type[i] = decode_cabac_b_mb_sub_type( h );
sub_partition_count[i] = b_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;
sl->sub_mb_type[i] = b_sub_mb_type_info[sl->sub_mb_type[i]].type;
}
if( IS_DIRECT(h->sub_mb_type[0] | h->sub_mb_type[1] |
h->sub_mb_type[2] | h->sub_mb_type[3]) ) {
if (IS_DIRECT(sl->sub_mb_type[0] | sl->sub_mb_type[1] |
sl->sub_mb_type[2] | sl->sub_mb_type[3])) {
ff_h264_pred_direct_motion(h, sl, &mb_type);
sl->ref_cache[0][scan8[4]] =
sl->ref_cache[1][scan8[4]] =
sl->ref_cache[0][scan8[12]] =
sl->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;
for( i = 0; i < 4; i++ )
fill_rectangle( &h->direct_cache[scan8[4*i]], 2, 2, 8, (h->sub_mb_type[i]>>1)&0xFF, 1 );
fill_rectangle(&h->direct_cache[scan8[4*i]], 2, 2, 8, (sl->sub_mb_type[i] >> 1) & 0xFF, 1);
}
} else {
for( i = 0; i < 4; i++ ) {
h->sub_mb_type[i] = decode_cabac_p_mb_sub_type( h );
sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;
h->sub_mb_type[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].type;
sl->sub_mb_type[i] = decode_cabac_p_mb_sub_type(h);
sub_partition_count[i] = p_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;
sl->sub_mb_type[i] = p_sub_mb_type_info[sl->sub_mb_type[i]].type;
}
}
for( list = 0; list < h->list_count; list++ ) {
for( i = 0; i < 4; i++ ) {
if(IS_DIRECT(h->sub_mb_type[i])) continue;
if(IS_DIR(h->sub_mb_type[i], 0, list)){
if(IS_DIRECT(sl->sub_mb_type[i])) continue;
if(IS_DIR(sl->sub_mb_type[i], 0, list)){
int rc = h->ref_count[list] << MB_MBAFF(h);
if (rc > 1) {
ref[list][i] = decode_cabac_mb_ref(h, sl, list, 4 * i);
@ -2134,18 +2134,18 @@ decode_intra_mb:
}
if(dct8x8_allowed)
dct8x8_allowed = get_dct8x8_allowed(h);
dct8x8_allowed = get_dct8x8_allowed(h, sl);
for(list=0; list<h->list_count; list++){
for(i=0; i<4; i++){
sl->ref_cache[list][scan8[4 * i]] = sl->ref_cache[list][scan8[4 * i] + 1];
if(IS_DIRECT(h->sub_mb_type[i])){
if(IS_DIRECT(sl->sub_mb_type[i])){
fill_rectangle(h->mvd_cache[list][scan8[4*i]], 2, 2, 8, 0, 2);
continue;
}
if(IS_DIR(h->sub_mb_type[i], 0, list) && !IS_DIRECT(h->sub_mb_type[i])){
const int sub_mb_type= h->sub_mb_type[i];
if(IS_DIR(sl->sub_mb_type[i], 0, list) && !IS_DIRECT(sl->sub_mb_type[i])){
const int sub_mb_type= sl->sub_mb_type[i];
const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1;
for(j=0; j<sub_partition_count[i]; j++){
int mpx, mpy;

34
libavcodec/h264_cavlc.c
Unescape View File

@ -836,15 +836,15 @@ decode_intra_mb:
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){
av_log(h->avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", h->sub_mb_type[i], h->mb_x, h->mb_y);
sl->sub_mb_type[i]= get_ue_golomb_31(&h->gb);
if(sl->sub_mb_type[i] >=13){
av_log(h->avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", sl->sub_mb_type[i], h->mb_x, h->mb_y);
return -1;
}
sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;
h->sub_mb_type[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].type;
sub_partition_count[i]= b_sub_mb_type_info[ sl->sub_mb_type[i] ].partition_count;
sl->sub_mb_type[i]= b_sub_mb_type_info[ sl->sub_mb_type[i] ].type;
}
if( IS_DIRECT(h->sub_mb_type[0]|h->sub_mb_type[1]|h->sub_mb_type[2]|h->sub_mb_type[3])) {
if( IS_DIRECT(sl->sub_mb_type[0]|sl->sub_mb_type[1]|sl->sub_mb_type[2]|sl->sub_mb_type[3])) {
ff_h264_pred_direct_motion(h, sl, &mb_type);
sl->ref_cache[0][scan8[4]] =
sl->ref_cache[1][scan8[4]] =
@ -854,21 +854,21 @@ decode_intra_mb:
}else{
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){
av_log(h->avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", h->sub_mb_type[i], h->mb_x, h->mb_y);
sl->sub_mb_type[i]= get_ue_golomb_31(&h->gb);
if(sl->sub_mb_type[i] >=4){
av_log(h->avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", sl->sub_mb_type[i], h->mb_x, h->mb_y);
return -1;
}
sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;
h->sub_mb_type[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].type;
sub_partition_count[i]= p_sub_mb_type_info[ sl->sub_mb_type[i] ].partition_count;
sl->sub_mb_type[i]= p_sub_mb_type_info[ sl->sub_mb_type[i] ].type;
}
}
for(list=0; list<h->list_count; list++){
int ref_count = IS_REF0(mb_type) ? 1 : h->ref_count[list] << MB_MBAFF(h);
for(i=0; i<4; i++){
if(IS_DIRECT(h->sub_mb_type[i])) continue;
if(IS_DIR(h->sub_mb_type[i], 0, list)){
if(IS_DIRECT(sl->sub_mb_type[i])) continue;
if(IS_DIR(sl->sub_mb_type[i], 0, list)){
unsigned int tmp;
if(ref_count == 1){
tmp= 0;
@ -890,19 +890,19 @@ decode_intra_mb:
}
if(dct8x8_allowed)
dct8x8_allowed = get_dct8x8_allowed(h);
dct8x8_allowed = get_dct8x8_allowed(h, sl);
for(list=0; list<h->list_count; list++){
for(i=0; i<4; i++){
if(IS_DIRECT(h->sub_mb_type[i])) {
if(IS_DIRECT(sl->sub_mb_type[i])) {
sl->ref_cache[list][ scan8[4*i] ] = sl->ref_cache[list][ scan8[4*i]+1 ];
continue;
}
sl->ref_cache[list][ scan8[4*i] ]=sl->ref_cache[list][ scan8[4*i]+1 ]=
sl->ref_cache[list][ scan8[4*i]+8 ]=sl->ref_cache[list][ scan8[4*i]+9 ]= ref[list][i];
if(IS_DIR(h->sub_mb_type[i], 0, list)){
const int sub_mb_type= h->sub_mb_type[i];
if(IS_DIR(sl->sub_mb_type[i], 0, list)){
const int sub_mb_type= sl->sub_mb_type[i];
const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1;
for(j=0; j<sub_partition_count[i]; j++){
int mx, my;

18
libavcodec/h264_direct.c
Unescape View File

@ -337,9 +337,9 @@ single_col:
int xy4 = x8 * 3 + y8 * b4_stride;
int a, b;
if (is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8]))
if (is_b8x8 && !IS_DIRECT(sl->sub_mb_type[i8]))
continue;
h->sub_mb_type[i8] = sub_mb_type;
sl->sub_mb_type[i8] = sub_mb_type;
fill_rectangle(&sl->ref_cache[0][scan8[i8 * 4]], 2, 2, 8,
(uint8_t)ref[0], 1);
@ -401,9 +401,9 @@ single_col:
const int x8 = i8 & 1;
const int y8 = i8 >> 1;
if (is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8]))
if (is_b8x8 && !IS_DIRECT(sl->sub_mb_type[i8]))
continue;
h->sub_mb_type[i8] = sub_mb_type;
sl->sub_mb_type[i8] = sub_mb_type;
fill_rectangle(&sl->mv_cache[0][scan8[i8 * 4]], 2, 2, 8, mv[0], 4);
fill_rectangle(&sl->mv_cache[1][scan8[i8 * 4]], 2, 2, 8, mv[1], 4);
@ -445,7 +445,7 @@ single_col:
}
}
if (!(m & 3))
h->sub_mb_type[i8] += MB_TYPE_16x16 - MB_TYPE_8x8;
sl->sub_mb_type[i8] += MB_TYPE_16x16 - MB_TYPE_8x8;
n += m;
}
}
@ -575,9 +575,9 @@ single_col:
int ref0, scale;
const int16_t (*l1mv)[2] = l1mv0;
if (is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8]))
if (is_b8x8 && !IS_DIRECT(sl->sub_mb_type[i8]))
continue;
h->sub_mb_type[i8] = sub_mb_type;
sl->sub_mb_type[i8] = sub_mb_type;
fill_rectangle(&sl->ref_cache[1][scan8[i8 * 4]], 2, 2, 8, 0, 1);
if (IS_INTRA(mb_type_col[y8])) {
@ -643,9 +643,9 @@ single_col:
int ref0, scale;
const int16_t (*l1mv)[2] = l1mv0;
if (is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8]))
if (is_b8x8 && !IS_DIRECT(sl->sub_mb_type[i8]))
continue;
h->sub_mb_type[i8] = sub_mb_type;
sl->sub_mb_type[i8] = sub_mb_type;
fill_rectangle(&sl->ref_cache[1][scan8[i8 * 4]], 2, 2, 8, 0, 1);
if (IS_INTRA(mb_type_col[0])) {
fill_rectangle(&sl->ref_cache[0][scan8[i8 * 4]], 2, 2, 8, 0, 1);

2
libavcodec/h264_mb.c
Unescape View File

@ -123,7 +123,7 @@ static void await_references(H264Context *h, H264SliceContext *sl)
assert(IS_8X8(mb_type));
for (i = 0; i < 4; i++) {
const int sub_mb_type = h->sub_mb_type[i];
const int sub_mb_type = sl->sub_mb_type[i];
const int n = 4 * i;
int y_offset = (i & 2) << 2;

2
libavcodec/h264_mc_template.c
Unescape View File

@ -109,7 +109,7 @@ static void MCFUNC(hl_motion)(H264Context *h, H264SliceContext *sl,
assert(IS_8X8(mb_type));
for (i = 0; i < 4; i++) {
const int sub_mb_type = h->sub_mb_type[i];
const int sub_mb_type = sl->sub_mb_type[i];
const int n = 4 * i;
int x_offset = (i & 1) << 2;
int y_offset = (i & 2) << 1;

Write Preview
Loading…
Cancel
Save