[FFmpeg-cvslog] flvenc: do not mux more than one stream per type

[Rafaël Carré]

ffmpeg | branch: master | Rafaël Carré <funman at videolan.org> | Mon Apr 15 13:14:28 2013 +0200| [5b27c307e7532d6a76dceb555c3c039e81517bd1] | committer: Luca Barbato

flvenc: do not mux more than one stream per type

FLV does not support multiple audio or video streams.

Signed-off-by: Luca Barbato <lu_zero at gentoo.org>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5b27c307e7532d6a76dceb555c3c039e81517bd1
---

 libavformat/flvenc.c |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index ff6d14a..37f3777 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -208,6 +208,11 @@ static int flv_write_header(AVFormatContext *s)
             } else {
                 framerate = 1 / av_q2d(s->streams[i]->codec->time_base);
             }
+            if (video_enc) {
+                av_log(s, AV_LOG_ERROR,
+                       "at most one video stream is supported in flv\n");
+                return AVERROR(EINVAL);
+            }
             video_enc = enc;
             if (enc->codec_tag == 0) {
                 av_log(s, AV_LOG_ERROR, "video codec not compatible with flv\n");
@@ -215,6 +220,11 @@ static int flv_write_header(AVFormatContext *s)
             }
             break;
         case AVMEDIA_TYPE_AUDIO:
+            if (audio_enc) {
+                av_log(s, AV_LOG_ERROR,
+                       "at most one audio stream is supported in flv\n");
+                return AVERROR(EINVAL);
+            }
             audio_enc = enc;
             if (get_audio_flags(s, enc) < 0)
                 return AVERROR_INVALIDDATA;