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avformat/flvenc: Do not allow creating h263/mpeg4 in flv without unofficial format extensions being enabled.

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Found-by: Jean-Baptiste Kempf <jb@videolan.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 74760883fcb4443d105814ed246b3cf51d7e9dca)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-06-07 12:03:31 +02:00
parent d13cf32099
commit f2aaee49b2
1 changed files with 12 additions and 0 deletions
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12
libavformat/flvenc.c
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@ -218,6 +218,18 @@ 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:
audio_enc = enc;