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Originally committed as revision 16292 to svn://svn.ffmpeg.org/ffmpeg/trunk
tags/v0.5
Michael Niedermayer 16 years ago
parent
commit
2d76bf391a
1 changed files with 8 additions and 8 deletions
  1. +8
    -8
      libavcodec/h264.c

+ 8
- 8
libavcodec/h264.c View File

@@ -4177,14 +4177,14 @@ static int decode_residual(H264Context *h, GetBitContext *gb, DCTELEM *block, in
if(prefix == LEVEL_TAB_BITS){
prefix += get_level_prefix(gb);
}
if(prefix<15){
level_code = (prefix<<suffix_length) + get_bits(gb, suffix_length);
}else{
level_code = (15<<suffix_length) + get_bits(gb, prefix-3);
if(prefix>=16)
level_code += (1<<(prefix-3))-4096;
}
mask= -(level_code&1);
if(prefix<15){
level_code = (prefix<<suffix_length) + get_bits(gb, suffix_length);
}else{
level_code = (15<<suffix_length) + get_bits(gb, prefix-3);
if(prefix>=16)
level_code += (1<<(prefix-3))-4096;
}
mask= -(level_code&1);
level_code= (((2+level_code)>>1) ^ mask) - mask;
}
level[i]= level_code;


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