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Ensure that width and height are > 0. avcodec_open() itself only checks that 

they are >= 0.

Patch by Sebastian Vater <cdgs basty googlemail com>.

Originally committed as revision 23080 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Sebastian Vater 2010-05-10 17:00:56 +00:00 committed by Ronald S. Bultje
parent 666d7d18e1
commit 59cca5040e
1 changed files with 2 additions and 0 deletions
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2
libavcodec/iff.c
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@ -115,6 +115,8 @@ static av_cold int decode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA;
}
if ((err = avcodec_check_dimensions(avctx, avctx->width, avctx->height)))
return err;
s->planesize = FFALIGN(avctx->width, 16) >> 3; // Align plane size in bits to word-boundary
s->planebuf = av_malloc(s->planesize + FF_INPUT_BUFFER_PADDING_SIZE);
if (!s->planebuf)