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| author | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2013-11-24 10:37:52 +0100 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2013-11-24 10:37:52 +0100 |
| commit | e043298cb1b91625ee49e89dcd63916b410bb748 (patch) | |
| tree | b966fae945c04deee9ef1640538fedea08aa01db | |
| parent | ccdfa3e2711c42b6f8b7902c4dd08f7ac89b4f59 (diff) | |
| download | ffmpeg-e043298cb1b91625ee49e89dcd63916b410bb748.tar.gz | |
lavf/mpegenc: Print a warning if ac3, pcm_s16be or dts are muxed into mpeg1.
Some media players don't play the resulting files.
The warning should help users to avoid the issues described in ticket #1720.
| -rw-r--r-- | libavformat/mpegenc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libavformat/mpegenc.c b/libavformat/mpegenc.c index 2c7fff22d4..ccf3ec21f7 100644 --- a/libavformat/mpegenc.c +++ b/libavformat/mpegenc.c @@ -346,6 +346,15 @@ static av_cold int mpeg_mux_init(AVFormatContext *ctx) switch(st->codec->codec_type) { case AVMEDIA_TYPE_AUDIO: + if (!s->is_mpeg2 && + (st->codec->codec_id == AV_CODEC_ID_AC3 || + st->codec->codec_id == AV_CODEC_ID_DTS || + st->codec->codec_id == AV_CODEC_ID_PCM_S16BE)) + av_log(ctx, AV_LOG_WARNING, + "%s in MPEG-1 system streams is not widely supported, " + "consider using the vob or the dvd muxer " + "to force a MPEG-2 program stream.\n", + avcodec_get_name(st->codec->codec_id)); if (st->codec->codec_id == AV_CODEC_ID_AC3) { stream->id = ac3_id++; } else if (st->codec->codec_id == AV_CODEC_ID_DTS) { |