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authorMichael Niedermayer2014-06-07 12:03:31 +0200
committerMichael Niedermayer2014-06-07 12:03:31 +0200
commit74760883fcb4443d105814ed246b3cf51d7e9dca (patch)
treedb1f4161473b76d46d7b8f319e22ceca4903650d /libavformat/flvenc.c
parent5a376976a0f58b38076fe310a455ce03489d2f8a (diff)
avformat/flvenc: Do not allow creating h263/mpeg4 in flv without unofficial format extensions being enabled.
Found-by: Jean-Baptiste Kempf <jb@videolan.org> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/flvenc.c')
-rw-r--r--libavformat/flvenc.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index cebc25a5ad..7fad21cc13 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -221,6 +221,18 @@ static int flv_write_header(AVFormatContext *s)
avcodec_get_name(enc->codec_id), i);
return AVERROR(EINVAL);
}
+ if (enc->codec_id == AV_CODEC_ID_MPEG4 ||
+ enc->codec_id == AV_CODEC_ID_H263) {
+ int error = enc->strict_std_compliance > FF_COMPLIANCE_UNOFFICIAL;
+ av_log(s, error ? AV_LOG_ERROR : AV_LOG_WARNING,
+ "Codec %s is not supported in the official FLV specification,\n", avcodec_get_name(enc->codec_id));
+
+ if (error) {
+ av_log(s, AV_LOG_ERROR,
+ "use vstrict=-1 / -strict -1 to use it anyway.\n");
+ return AVERROR(EINVAL);
+ }
+ }
break;
case AVMEDIA_TYPE_AUDIO:
if (audio_enc) {