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| author | Alex Converse <alex.converse@gmail.com> | 2012-06-04 18:27:03 -0700 |
|---|---|---|
| committer | Alex Converse <alex.converse@gmail.com> | 2012-06-05 09:51:51 -0700 |
| commit | ecf79c4d3e8baaf2f303278ef81db6f8407656bc (patch) | |
| tree | 5a0f45fbc87f874fc2194128f37361fc23074657 /libavcodec/vorbis.h | |
| parent | 503f2feb143b58bf9b7850ef00ec0bb02d509f78 (diff) | |
| download | ffmpeg-ecf79c4d3e8baaf2f303278ef81db6f8407656bc.tar.gz | |
vorbis: Validate that the floor 1 X values contain no duplicates.
Duplicate values in this vector are explicitly banned by the Vorbis I spec
and cause divide-by-zero crashes later on.
Diffstat (limited to 'libavcodec/vorbis.h')
| -rw-r--r-- | libavcodec/vorbis.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/vorbis.h b/libavcodec/vorbis.h index 924ca800b2..ee4967cdfe 100644 --- a/libavcodec/vorbis.h +++ b/libavcodec/vorbis.h @@ -36,7 +36,8 @@ typedef struct { uint16_t high; } vorbis_floor1_entry; -void ff_vorbis_ready_floor1_list(vorbis_floor1_entry * list, int values); +int ff_vorbis_ready_floor1_list(AVCodecContext *avccontext, + vorbis_floor1_entry *list, int values); unsigned int ff_vorbis_nth_root(unsigned int x, unsigned int n); // x^(1/n) int ff_vorbis_len2vlc(uint8_t *bits, uint32_t *codes, unsigned num); void ff_vorbis_floor1_render_list(vorbis_floor1_entry * list, int values, |