Commit 1f1b2f18 authored by Luca Barbato's avatar Luca Barbato Committed by Reinhard Tartler

yuv4mpeg: reject unsupported codecs

The muxer already rejects unsupported pixel formats, reject also
unsupported codecs to prevent dangerous misuses.
(cherry picked from commit 424b1e76)


Signed-off-by: 's avatarReinhard Tartler <>
parent 80f89a9b
......@@ -152,6 +152,11 @@ 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, "ERROR: Only rawvideo supported.\n");
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");
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