RepoMirrors
/
ffmpeg
mirror of https://git.ffmpeg.org/ffmpeg.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

wmalosslessdec: Fix reading too many bits in decode_channel_residues() 

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-04-14 14:51:24 +02:00
parent 2a7063de54
commit b3a4351582
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/wmalosslessdec.c
View File

@ -520,7 +520,7 @@ static int decode_channel_residues(WmallDecodeCtx *s, int ch, int tile_size)
residue = quo;
else {
rem_bits = av_ceil_log2(ave_mean);
rem = rem_bits ? get_bits(&s->gb, rem_bits) : 0;
rem = get_bits_long(&s->gb, rem_bits);
residue = (quo << rem_bits) + rem;
}