From 795eaf8d698d46ea59dd9c9f7971f67a25015c0d Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 28 Sep 2013 20:45:51 +0200 Subject: [PATCH] avcodec/fraps: increase vlc nb_bits 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 --- libavcodec/fraps.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/libavcodec/fraps.c b/libavcodec/fraps.c index 8334afcce2..60c579db2b 100644 --- a/libavcodec/fraps.c +++ b/libavcodec/fraps.c @@ -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 */ -- 2.11.0