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yuv4mpeg: complain and exit if a non-rawvideo stream is selected

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The yuv4mpeg muxer will crash otherwise.
This commit is contained in:
Stefano Sabatini 2011-05-30 17:09:12 +02:00
parent ac41f3b036
commit 1f95fb5813
1 changed files with 6 additions and 0 deletions
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6
libavformat/yuv4mpeg.c
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@ -154,6 +154,12 @@ static int yuv4_write_header(AVFormatContext *s)
if (s->nb_streams != 1)
return AVERROR(EIO);
if (s->streams[0]->codec->codec_id != CODEC_ID_RAWVIDEO) {
av_log(s, AV_LOG_ERROR,
"A non-rawvideo stream was selected, but yuv4mpeg only handles rawvideo streams\n");
return AVERROR(EINVAL);
}
if (s->streams[0]->codec->pix_fmt == PIX_FMT_YUV411P) {
av_log(s, AV_LOG_ERROR, "Warning: generating rarely used 4:1:1 YUV stream, some mjpegtools might not work.\n");
}