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| author | Laurent Aimar <fenrir@via.ecp.fr> | 2009-05-03 05:42:51 +0000 |
|---|---|---|
| committer | Kostya Shishkov <kostya.shishkov@gmail.com> | 2009-05-03 05:42:51 +0000 |
| commit | 66311f86d4dec618eeab5af36e96408eb16cd6a5 (patch) | |
| tree | 111500d61bcc288eb63124ee6b8458ffd16287d7 /libavcodec/wavpack.c | |
| parent | 241f5eab32fc8e22fecbf1a1c3c2d0d878d1b352 (diff) | |
Check whether extra bits block has enough data.
Patch by Laurent Aimar "f\145nr\151r >at< vide\157lan <dot> o\162g"
Originally committed as revision 18732 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/wavpack.c')
| -rw-r--r-- | libavcodec/wavpack.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c index c8ab858439..544ed9649e 100644 --- a/libavcodec/wavpack.c +++ b/libavcodec/wavpack.c @@ -795,6 +795,14 @@ static int wavpack_decode_frame(AVCodecContext *avctx, av_log(avctx, AV_LOG_ERROR, "Packed samples not found\n"); return -1; } + if(s->got_extra_bits){ + const int size = s->gb_extra_bits.size_in_bits - get_bits_count(&s->gb_extra_bits); + const int wanted = s->samples * s->extra_bits << s->stereo_in; + if(size < wanted){ + av_log(avctx, AV_LOG_ERROR, "Too small EXTRABITS\n"); + s->got_extra_bits = 0; + } + } if(s->stereo_in){ if(bpp == 2) |