ffmpeg/FFmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2024-09-20 05:16:38 +00:00
Code Issues Packages Projects Releases Wiki Activity

avcodec/fraps: increase vlc nb_bits

Browse Source 
This should fix decoding the file in:
http://ffmpeg.gusari.org/viewtopic.php?f=16&t=1078
No i dont have the file so i cant test

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-09-28 20:45:51 +02:00
parent d3a03d90a3
commit 795eaf8d69
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
libavcodec/fraps.c
View File

@ -40,6 +40,7 @@
#include "thread.h"
#define FPS_TAG MKTAG('F', 'P', 'S', 'x')
#define VLC_BITS 11
/**
* local variable storage
@ -94,7 +95,7 @@ static int fraps2_decode_plane(FrapsContext *s, uint8_t *dst, int stride, int w,
for (i = 0; i < 256; i++)
nodes[i].count = bytestream_get_le32(&src);
size -= 1024;
if ((ret = ff_huff_build_tree(s->avctx, &vlc, 256, FF_HUFFMAN_BITS,
if ((ret = ff_huff_build_tree(s->avctx, &vlc, 256, VLC_BITS,
nodes, huff_cmp,
FF_HUFFMAN_FLAG_ZERO_COUNT)) < 0)
return ret;
@ -106,7 +107,7 @@ static int fraps2_decode_plane(FrapsContext *s, uint8_t *dst, int stride, int w,
init_get_bits(&gb, s->tmpbuf, size * 8);
for (j = 0; j < h; j++) {
for (i = 0; i < w*step; i += step) {
dst[i] = get_vlc2(&gb, vlc.table, FF_HUFFMAN_BITS, 3);
dst[i] = get_vlc2(&gb, vlc.table, VLC_BITS, 3);
/* lines are stored as deltas between previous lines
* and we need to add 0x80 to the first lines of chroma planes
*/