On Mon, 17 Oct 2011, Anton Khirnov wrote:

On Mon, 17 Oct 2011 21:15:24 +0300, Martin Storsjö <[email protected]> wrote:
avconv doesn't allow mapping video streams to a muxer if the
default video codec is CODEC_ID_NONE.

That's not correct. It allows mapping the streams manually, but doesn't
do that automatically.

Amended the commit message locally.

---
 libavformat/rtpenc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavformat/rtpenc.c b/libavformat/rtpenc.c
index 165e444..dfd7461 100644
--- a/libavformat/rtpenc.c
+++ b/libavformat/rtpenc.c
@@ -465,7 +465,7 @@ AVOutputFormat ff_rtp_muxer = {
     .long_name         = NULL_IF_CONFIG_SMALL("RTP output format"),
     .priv_data_size    = sizeof(RTPMuxContext),
     .audio_codec       = CODEC_ID_PCM_MULAW,
-    .video_codec       = CODEC_ID_NONE,
+    .video_codec       = CODEC_ID_MPEG4,

Does it support h.264?

It does, but since lavc doesn't have such an encoder internally, mpeg4 felt like a better default.

The default here doesn't really matter much, any user of this muxer will probably set a bunch of options anyway (but using the muxer via ffmpeg earlier, one didn't need to map the streams manually, just specifying a video codec with -vcodec was enough - a behaviour which this patch restores).

// Martin
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