mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
avformat/flvenc: Allow muxing video codecs which are not explicitly supported by the muxer
This allows stream copying video codecs before they are explicitly
supported. The same feature was in the past useful for audio codecs
in flv
This partly reverts the changes from 735ab7c5e0
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
parent
797ba4d53b
commit
76f4b11780
@ -336,6 +336,13 @@ static int unsupported_codec(AVFormatContext *s,
|
||||
return AVERROR(ENOSYS);
|
||||
}
|
||||
|
||||
static int check_video_codec_tag(int codec_tag) {
|
||||
if (codec_tag <= 0 || codec_tag > 15) {
|
||||
return AVERROR(ENOSYS);
|
||||
} else
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int flv_write_header(AVFormatContext *s)
|
||||
{
|
||||
int i;
|
||||
@ -358,7 +365,7 @@ static int flv_write_header(AVFormatContext *s)
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
flv->video_enc = enc;
|
||||
if (!ff_codec_get_tag(flv_video_codec_ids, enc->codec_id))
|
||||
if (check_video_codec_tag(enc->codec_tag) < 0)
|
||||
return unsupported_codec(s, "Video", enc->codec_id);
|
||||
|
||||
if (enc->codec_id == AV_CODEC_ID_MPEG4 ||
|
||||
@ -542,7 +549,9 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
|
||||
case AVMEDIA_TYPE_VIDEO:
|
||||
avio_w8(pb, FLV_TAG_TYPE_VIDEO);
|
||||
|
||||
flags = ff_codec_get_tag(flv_video_codec_ids, enc->codec_id);
|
||||
flags = enc->codec_tag;
|
||||
if (check_video_codec_tag(flags) < 0)
|
||||
return unsupported_codec(s, "Video", enc->codec_id);
|
||||
|
||||
flags |= pkt->flags & AV_PKT_FLAG_KEY ? FLV_FRAME_KEY : FLV_FRAME_INTER;
|
||||
break;
|
||||
|
Loading…
Reference in New Issue
Block a user