diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2011-04-01 12:46:36 +0200 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2011-06-13 20:42:14 +0200 |
| commit | 294e5475c2cf4bb7a0db34931515fddc5732c266 (patch) | |
| tree | 5ca061cf211b3d2a4ff3f90379237f5bbd5d712f /libavcodec/bitstream.c | |
| parent | 9776e25db9a43e77e9b091c012bf16267d9559d7 (diff) | |
ffv1: fix undefined behavior with insane widths.
The new tables is large enough to prevent this together with our image size checks.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Diffstat (limited to 'libavcodec/bitstream.c')
| -rw-r--r-- | libavcodec/bitstream.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/bitstream.c b/libavcodec/bitstream.c index b593db55ce..17b1c69c84 100644 --- a/libavcodec/bitstream.c +++ b/libavcodec/bitstream.c @@ -32,11 +32,13 @@ #include "get_bits.h" #include "put_bits.h" -const uint8_t ff_log2_run[32]={ +const uint8_t ff_log2_run[41]={ 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, - 8, 9,10,11,12,13,14,15 + 8, 9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23, +24, }; void align_put_bits(PutBitContext *s) |