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avcodec/svq1dec: Fix undefined shifts 

Found-by: Clang -fsanitize=shift
Reported-by: Thierry Foucu <tfoucu@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-03-13 04:46:44 +01:00
parent 3cd823e46f
commit 7b0daec233
1 changed files with 4 additions and 2 deletions
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6
libavcodec/svq1dec.c
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@ -162,7 +162,8 @@ static int svq1_decode_block_intra(GetBitContext *bitbuf, uint8_t *pixels,
const uint32_t *codebook; const uint32_t *codebook;
int entries[6]; int entries[6];
int i, j, m, n; int i, j, m, n;
int mean, stages; int stages;
unsigned mean;
unsigned x, y, width, height, level; unsigned x, y, width, height, level;
uint32_t n1, n2, n3, n4; uint32_t n1, n2, n3, n4;
@ -228,7 +229,8 @@ static int svq1_decode_block_non_intra(GetBitContext *bitbuf, uint8_t *pixels,
const uint32_t *codebook; const uint32_t *codebook;
int entries[6]; int entries[6];
int i, j, m, n; int i, j, m, n;
int mean, stages; int stages;
unsigned mean;
int x, y, width, height, level; int x, y, width, height, level;
uint32_t n1, n2, n3, n4; uint32_t n1, n2, n3, n4;