diff options
| author | XhmikosR <xhmikosr@users.sourceforge.net> | 2010-08-15 23:24:37 +0400 |
|---|---|---|
| committer | XhmikosR <xhmikosr@users.sourceforge.net> | 2010-08-15 23:24:37 +0400 |
| commit | fbc0947d00907c604b95aea34314030f404b7319 (patch) | |
| tree | 5e9aba6a9efffba2cc1db3528b20a0d4c5460291 /src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/h264_cavlc.c | |
| parent | 2b9ed578ede7ebd6a3417aa886cf5e1fc70d4e5c (diff) | |
updated ffmpeg
git-svn-id: https://mpc-hc.svn.sourceforge.net/svnroot/mpc-hc/trunk@2247 10f7b99b-c216-0410-bff0-8a66a9350fd8
Diffstat (limited to 'src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/h264_cavlc.c')
| -rw-r--r-- | src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/h264_cavlc.c | 47 |
1 files changed, 22 insertions, 25 deletions
diff --git a/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/h264_cavlc.c b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/h264_cavlc.c index 4f8d12078..860113771 100644 --- a/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/h264_cavlc.c +++ b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/h264_cavlc.c @@ -367,7 +367,7 @@ static int decode_residual(H264Context *h, GetBitContext *gb, DCTELEM *block, in MpegEncContext * const s = &h->s;
static const int coeff_token_table_index[17]= {0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3};
int level[16];
- int zeros_left, coeff_num, coeff_token, total_coeff, i, j, trailing_ones, run_before;
+ int zeros_left, coeff_token, total_coeff, i, trailing_ones, run_before;
//FIXME put trailing_onex into the context
@@ -488,39 +488,36 @@ static int decode_residual(H264Context *h, GetBitContext *gb, DCTELEM *block, in zeros_left= get_vlc2(gb, (total_zeros_vlc-1)[ total_coeff ].table, TOTAL_ZEROS_VLC_BITS, 1);
}
- coeff_num = zeros_left + total_coeff - 1;
- j = scantable[coeff_num];
+ scantable += zeros_left + total_coeff - 1;
if(n > 24){
- block[j] = level[0];
- for(i=1;i<total_coeff;i++) {
- if(zeros_left <= 0)
- run_before = 0;
- else if(zeros_left < 7){
+ block[*scantable] = level[0];
+ for(i=1;i<total_coeff && zeros_left > 0;i++) {
+ if(zeros_left < 7)
run_before= get_vlc2(gb, (run_vlc-1)[zeros_left].table, RUN_VLC_BITS, 1);
- }else{
+ else
run_before= get_vlc2(gb, run7_vlc.table, RUN7_VLC_BITS, 2);
- }
zeros_left -= run_before;
- coeff_num -= 1 + run_before;
- j= scantable[ coeff_num ];
-
- block[j]= level[i];
+ scantable -= 1 + run_before;
+ block[*scantable]= level[i];
+ }
+ for(;i<total_coeff;i++) {
+ scantable--;
+ block[*scantable]= level[i];
}
}else{
- block[j] = (level[0] * qmul[j] + 32)>>6;
- for(i=1;i<total_coeff;i++) {
- if(zeros_left <= 0)
- run_before = 0;
- else if(zeros_left < 7){
+ block[*scantable] = (level[0] * qmul[*scantable] + 32)>>6;
+ for(i=1;i<total_coeff && zeros_left > 0;i++) {
+ if(zeros_left < 7)
run_before= get_vlc2(gb, (run_vlc-1)[zeros_left].table, RUN_VLC_BITS, 1);
- }else{
+ else
run_before= get_vlc2(gb, run7_vlc.table, RUN7_VLC_BITS, 2);
- }
zeros_left -= run_before;
- coeff_num -= 1 + run_before;
- j= scantable[ coeff_num ];
-
- block[j]= (level[i] * qmul[j] + 32)>>6;
+ scantable -= 1 + run_before;
+ block[*scantable]= (level[i] * qmul[*scantable] + 32)>>6;
+ }
+ for(;i<total_coeff;i++) {
+ scantable--;
+ block[*scantable]= (level[i] * qmul[*scantable] + 32)>>6;
}
}
|