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| author | Luca Barbato <lu_zero@gentoo.org> | 2015-11-01 14:46:17 +0100 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2015-11-02 16:25:17 +0100 |
| commit | 0b699920f3c0b2e30969b38ce59226653f9d80ec (patch) | |
| tree | 9f0ce18b32e34765c3abc73758963af487c41eca | |
| parent | 1e7ff5ac6923996f7292c82f102c68384fbc9d97 (diff) | |
| download | ffmpeg-0b699920f3c0b2e30969b38ce59226653f9d80ec.tar.gz | |
lagarith: Correctly compute hash_shift
All the values are unsigned.
Bug-Id: 907
CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
| -rw-r--r-- | libavcodec/lagarithrac.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/lagarithrac.c b/libavcodec/lagarithrac.c index edfb18fb74..f9e4e5c928 100644 --- a/libavcodec/lagarithrac.c +++ b/libavcodec/lagarithrac.c @@ -45,7 +45,7 @@ void ff_lag_rac_init(lag_rac *l, GetBitContext *gb, int length) l->range = 0x80; l->low = *l->bytestream >> 1; - l->hash_shift = FFMAX(l->scale - 8, 0); + l->hash_shift = FFMAX(l->scale, 8) - 8; for (i = j = 0; i < 256; i++) { unsigned r = i << l->hash_shift; |