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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-11-15 02:16:56 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-11-15 02:17:26 +0100 |
| commit | caa2fa2c69e760b3dad6358178ccbad39ba8a268 (patch) | |
| tree | 289d331ca12316ee481c912b430838dcd871da19 | |
| parent | a3cb7f992f88fcfa524bd9cd08b28e09d6718f75 (diff) | |
| download | ffmpeg-caa2fa2c69e760b3dad6358178ccbad39ba8a268.tar.gz | |
rv10: always check image size not just in some cases.
Fixes division by 0
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/rv10.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/rv10.c b/libavcodec/rv10.c index a5181b38a6..d06a2fe1b2 100644 --- a/libavcodec/rv10.c +++ b/libavcodec/rv10.c @@ -398,7 +398,8 @@ static int rv20_decode_picture_header(RVDecContext *rv) if(s->avctx->debug & FF_DEBUG_PICT_INFO){ av_log(s->avctx, AV_LOG_DEBUG, "F %d/%d\n", f, rpr_bits); } - } else if (av_image_check_size(s->width, s->height, 0, s->avctx) < 0) + } + if (av_image_check_size(s->width, s->height, 0, s->avctx) < 0) return AVERROR_INVALIDDATA; mb_pos = ff_h263_decode_mba(s); |