[FFmpeg-devel] [PATCH] avformat/matroskaenc: warn when muxing video codec not supported by format

Peter Ross pross at xvid.org
Sun Jan 5 02:04:29 CET 2014

This occurs for video codecs that have codec_tag set, but are are not listed
in ff_codec_bmp_tags (e.g. AV_CODEC_ID_BINKAUDIO, AV_CODEC_ID_IFF_ILBM).

Fixes ticket #3269.

Signed-off-by: Peter Ross <pross at xvid.org>
 libavformat/matroskaenc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index 98804d1..82624b7 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -551,6 +551,10 @@ static int mkv_write_codecprivate(AVFormatContext *s, AVIOContext *pb, AVCodecCo
             if (codec->extradata_size)
                 avio_write(dyn_cp, codec->extradata, codec->extradata_size);
         } else {
+            if (!ff_codec_get_tag(ff_codec_bmp_tags, codec->codec_id))
+                av_log(s, AV_LOG_WARNING, "codec %s is not supported by this format\n",
+                       avcodec_get_name(codec->codec_id));
             if (!codec->codec_tag)
                 codec->codec_tag = ff_codec_get_tag(ff_codec_bmp_tags, codec->codec_id);
             if (!codec->codec_tag) {

-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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