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avformat/rmenc: Check framerate before storing 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-11-27 21:01:06 +01:00
parent 5d7be07a8b
commit 102f7d0ee6
1 changed files with 6 additions and 0 deletions
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6
libavformat/rmenc.c
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@ -253,6 +253,12 @@ static int rv10_write_header(AVFormatContext *ctx,
ffio_wfourcc(s,"RV20");
avio_wb16(s, stream->par->width);
avio_wb16(s, stream->par->height);
if (stream->frame_rate.num / stream->frame_rate.den > 65535) {
av_log(s, AV_LOG_ERROR, "Frame rate %d is too high\n", stream->frame_rate.num / stream->frame_rate.den);
return AVERROR(EINVAL);
}
avio_wb16(s, stream->frame_rate.num / stream->frame_rate.den); /* frames per seconds ? */
avio_wb32(s,0); /* unknown meaning */
avio_wb16(s, stream->frame_rate.num / stream->frame_rate.den); /* unknown meaning */