diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2010-02-26 02:44:42 +0300 |
---|---|---|
committer | Michael Niedermayer <michaelni@gmx.at> | 2010-02-26 02:44:42 +0300 |
commit | 358b5b1a5958fa12b841aefe09e5e81c7d8bd346 (patch) | |
tree | c6210b5aa5107d8e34d04494ac13880e687c6c4c /libavcodec/h264.h | |
parent | f3a572ca146555e68c8100d27f948c7fcd4a4ce5 (diff) |
Get rid of mb2b8_xy and b8_stride, change arrays organized based on b8_stride to
ones based on mb_stride in h264.
about 20 cpu cycles faster overall per MB
Originally committed as revision 22065 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/h264.h')
-rw-r--r-- | libavcodec/h264.h | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/libavcodec/h264.h b/libavcodec/h264.h index 83db570ec4..b30ce1c03b 100644 --- a/libavcodec/h264.h +++ b/libavcodec/h264.h @@ -347,9 +347,7 @@ typedef struct H264Context{ uint32_t *mb2b_xy; //FIXME are these 4 a good idea? uint32_t *mb2br_xy; - uint32_t *mb2b8_xy; int b_stride; //FIXME use s->b4_stride - int b8_stride; int mb_linesize; ///< may be equal to s->linesize or s->linesize*2, for mbaff int mb_uvlinesize; @@ -990,12 +988,11 @@ static void fill_decode_caches(H264Context *h, int mb_type){ if(USES_LIST(top_type, list)){ const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride; - const int b8_xy= h->mb2b8_xy[top_xy] + h->b8_stride; AV_COPY128(h->mv_cache[list][scan8[0] + 0 - 1*8], s->current_picture.motion_val[list][b_xy + 0]); h->ref_cache[list][scan8[0] + 0 - 1*8]= - h->ref_cache[list][scan8[0] + 1 - 1*8]= s->current_picture.ref_index[list][b8_xy + 0]; + h->ref_cache[list][scan8[0] + 1 - 1*8]= s->current_picture.ref_index[list][4*top_xy + 2]; h->ref_cache[list][scan8[0] + 2 - 1*8]= - h->ref_cache[list][scan8[0] + 3 - 1*8]= s->current_picture.ref_index[list][b8_xy + 1]; + h->ref_cache[list][scan8[0] + 3 - 1*8]= s->current_picture.ref_index[list][4*top_xy + 3]; }else{ AV_ZERO128(h->mv_cache[list][scan8[0] + 0 - 1*8]); AV_WN32A(&h->ref_cache[list][scan8[0] + 0 - 1*8], ((top_type ? LIST_NOT_USED : PART_NOT_AVAILABLE)&0xFF)*0x01010101); @@ -1005,11 +1002,11 @@ static void fill_decode_caches(H264Context *h, int mb_type){ int cache_idx = scan8[0] - 1 + i*2*8; if(USES_LIST(left_type[i], list)){ const int b_xy= h->mb2b_xy[left_xy[i]] + 3; - const int b8_xy= h->mb2b8_xy[left_xy[i]] + 1; + const int b8_xy= 4*left_xy[i] + 1; AV_COPY32(h->mv_cache[list][cache_idx ], s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[0+i*2]]); AV_COPY32(h->mv_cache[list][cache_idx+8], s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[1+i*2]]); - h->ref_cache[list][cache_idx ]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[0+i*2]>>1)]; - h->ref_cache[list][cache_idx+8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[1+i*2]>>1)]; + h->ref_cache[list][cache_idx ]= s->current_picture.ref_index[list][b8_xy + (left_block[0+i*2]&~1)]; + h->ref_cache[list][cache_idx+8]= s->current_picture.ref_index[list][b8_xy + (left_block[1+i*2]&~1)]; }else{ AV_ZERO32(h->mv_cache [list][cache_idx ]); AV_ZERO32(h->mv_cache [list][cache_idx+8]); @@ -1020,7 +1017,7 @@ static void fill_decode_caches(H264Context *h, int mb_type){ if(USES_LIST(topleft_type, list)){ const int b_xy = h->mb2b_xy [topleft_xy] + 3 + h->b_stride + (h->topleft_partition & 2*h->b_stride); - const int b8_xy= h->mb2b8_xy[topleft_xy] + 1 + (h->topleft_partition & h->b8_stride); + const int b8_xy= 4*topleft_xy + 1 + (h->topleft_partition & 2); AV_COPY32(h->mv_cache[list][scan8[0] - 1 - 1*8], s->current_picture.motion_val[list][b_xy]); h->ref_cache[list][scan8[0] - 1 - 1*8]= s->current_picture.ref_index[list][b8_xy]; }else{ @@ -1030,9 +1027,8 @@ static void fill_decode_caches(H264Context *h, int mb_type){ if(USES_LIST(topright_type, list)){ const int b_xy= h->mb2b_xy[topright_xy] + 3*h->b_stride; - const int b8_xy= h->mb2b8_xy[topright_xy] + h->b8_stride; AV_COPY32(h->mv_cache[list][scan8[0] + 4 - 1*8], s->current_picture.motion_val[list][b_xy]); - h->ref_cache[list][scan8[0] + 4 - 1*8]= s->current_picture.ref_index[list][b8_xy]; + h->ref_cache[list][scan8[0] + 4 - 1*8]= s->current_picture.ref_index[list][4*topright_xy + 2]; }else{ AV_ZERO32(h->mv_cache [list][scan8[0] + 4 - 1*8]); h->ref_cache[list][scan8[0] + 4 - 1*8]= topright_type ? LIST_NOT_USED : PART_NOT_AVAILABLE; @@ -1241,12 +1237,12 @@ static int fill_filter_caches(H264Context *h, int mb_type){ continue; } - ref = &s->current_picture.ref_index[list][h->mb2b8_xy[mb_xy]]; + ref = &s->current_picture.ref_index[list][4*mb_xy]; { int (*ref2frm)[64] = h->ref2frm[ h->slice_num&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); AV_WN32A(&h->ref_cache[list][scan8[ 0]], (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101); AV_WN32A(&h->ref_cache[list][scan8[ 2]], (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101); - ref += h->b8_stride; + ref += 2; AV_WN32A(&h->ref_cache[list][scan8[ 8]], (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101); AV_WN32A(&h->ref_cache[list][scan8[10]], (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101); } @@ -1319,7 +1315,7 @@ static int fill_filter_caches(H264Context *h, int mb_type){ for(list=0; list<h->list_count; list++){ if(USES_LIST(top_type, list)){ const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride; - const int b8_xy= h->mb2b8_xy[top_xy] + h->b8_stride; + const int b8_xy= 4*top_xy + 2; int (*ref2frm)[64] = h->ref2frm[ h->slice_table[top_xy]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); AV_COPY128(h->mv_cache[list][scan8[0] + 0 - 1*8], s->current_picture.motion_val[list][b_xy + 0]); h->ref_cache[list][scan8[0] + 0 - 1*8]= @@ -1334,16 +1330,16 @@ static int fill_filter_caches(H264Context *h, int mb_type){ if(!IS_INTERLACED(mb_type^left_type[0])){ if(USES_LIST(left_type[0], list)){ const int b_xy= h->mb2b_xy[left_xy[0]] + 3; - const int b8_xy= h->mb2b8_xy[left_xy[0]] + 1; + const int b8_xy= 4*left_xy[0] + 1; int (*ref2frm)[64] = h->ref2frm[ h->slice_table[left_xy[0]]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); AV_COPY32(h->mv_cache[list][scan8[0] - 1 + 0 ], s->current_picture.motion_val[list][b_xy + h->b_stride*0]); AV_COPY32(h->mv_cache[list][scan8[0] - 1 + 8 ], s->current_picture.motion_val[list][b_xy + h->b_stride*1]); AV_COPY32(h->mv_cache[list][scan8[0] - 1 +16 ], s->current_picture.motion_val[list][b_xy + h->b_stride*2]); AV_COPY32(h->mv_cache[list][scan8[0] - 1 +24 ], s->current_picture.motion_val[list][b_xy + h->b_stride*3]); h->ref_cache[list][scan8[0] - 1 + 0 ]= - h->ref_cache[list][scan8[0] - 1 + 8 ]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + h->b8_stride*0]]; + h->ref_cache[list][scan8[0] - 1 + 8 ]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + 2*0]]; h->ref_cache[list][scan8[0] - 1 +16 ]= - h->ref_cache[list][scan8[0] - 1 +24 ]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + h->b8_stride*1]]; + h->ref_cache[list][scan8[0] - 1 +24 ]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + 2*1]]; }else{ AV_ZERO32(h->mv_cache [list][scan8[0] - 1 + 0 ]); AV_ZERO32(h->mv_cache [list][scan8[0] - 1 + 8 ]); @@ -1388,12 +1384,12 @@ static inline void write_back_non_zero_count(H264Context *h){ static inline void write_back_motion(H264Context *h, int mb_type){ MpegEncContext * const s = &h->s; - const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride; - const int b8_xy= 2*s->mb_x + 2*s->mb_y*h->b8_stride; + const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride; //try mb2b(8)_xy + const int b8_xy= 4*h->mb_xy; int list; if(!USES_LIST(mb_type, 0)) - fill_rectangle(&s->current_picture.ref_index[0][b8_xy], 2, 2, h->b8_stride, (uint8_t)LIST_NOT_USED, 1); + fill_rectangle(&s->current_picture.ref_index[0][b8_xy], 2, 2, 2, (uint8_t)LIST_NOT_USED, 1); for(list=0; list<h->list_count; list++){ int y, b_stride; @@ -1424,10 +1420,10 @@ static inline void write_back_motion(H264Context *h, int mb_type){ { int8_t *ref_index = &s->current_picture.ref_index[list][b8_xy]; - ref_index[0+0*h->b8_stride]= h->ref_cache[list][scan8[0]]; - ref_index[1+0*h->b8_stride]= h->ref_cache[list][scan8[4]]; - ref_index[0+1*h->b8_stride]= h->ref_cache[list][scan8[8]]; - ref_index[1+1*h->b8_stride]= h->ref_cache[list][scan8[12]]; + ref_index[0+0*2]= h->ref_cache[list][scan8[0]]; + ref_index[1+0*2]= h->ref_cache[list][scan8[4]]; + ref_index[0+1*2]= h->ref_cache[list][scan8[8]]; + ref_index[1+1*2]= h->ref_cache[list][scan8[12]]; } } |