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Code Issues Releases Activity

h264: move direct_cache 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 6479c79f55
commit bd3e460b73
3 changed files with 5 additions and 5 deletions
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2
libavcodec/h264.h
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@ -393,6 +393,7 @@ 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(16, uint8_t, mvd_cache)[2][5 * 8][2];
uint8_t direct_cache[5 * 8];
DECLARE_ALIGNED(8, uint16_t, sub_mb_type)[4];
@ -497,7 +498,6 @@ typedef struct H264Context {
uint8_t *chroma_pred_mode_table;
uint8_t (*mvd_table[2])[2];
uint8_t *direct_table;
uint8_t direct_cache[5 * 8];
uint8_t zigzag_scan[16];
uint8_t zigzag_scan8x8[64];

6
libavcodec/h264_cabac.c
View File

@ -1475,9 +1475,9 @@ static int decode_cabac_mb_ref(H264Context *h, H264SliceContext *sl, int list, i
int ctx = 0;
if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
if( refa > 0 && !(h->direct_cache[scan8[n] - 1]&(MB_TYPE_DIRECT2>>1)) )
if( refa > 0 && !(sl->direct_cache[scan8[n] - 1]&(MB_TYPE_DIRECT2>>1)) )
ctx++;
if( refb > 0 && !(h->direct_cache[scan8[n] - 8]&(MB_TYPE_DIRECT2>>1)) )
if( refb > 0 && !(sl->direct_cache[scan8[n] - 8]&(MB_TYPE_DIRECT2>>1)) )
ctx += 2;
} else {
if( refa > 0 )
@ -2108,7 +2108,7 @@ decode_intra_mb:
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, (sl->sub_mb_type[i] >> 1) & 0xFF, 1);
fill_rectangle(&sl->direct_cache[scan8[4*i]], 2, 2, 8, (sl->sub_mb_type[i] >> 1) & 0xFF, 1);
}
} else {
for( i = 0; i < 4; i++ ) {

2
libavcodec/h264_mvpred.h
View File

@ -721,7 +721,7 @@ 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 (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
uint8_t *direct_cache = &h->direct_cache[scan8[0]];
uint8_t *direct_cache = &sl->direct_cache[scan8[0]];
uint8_t *direct_table = h->direct_table;
fill_rectangle(direct_cache, 4, 4, 8, MB_TYPE_16x16 >> 1, 1);