[gst-devel] what is pipeline for avi to mp4 transcoding

[Laszlo Pandy]

Run gst-launch-0.10 with the -v option and it may tell you why the
pipeline isn't working. In any case we cannot help you without the
extra information.

On Wed, Sep 16, 2009 at 5:08 AM, Balakrishnan Natarajan
<balakrishnan.2005 at gmail.com> wrote:
> Hi All,
>
>      I am looking for a Gstreamer pipeline to do the following.
>
>  -  Convert from AVI format to MP4 Format, The MP4 should contain the same
> the elementary Audio and Video streams as that of AVI
>
>        test_h264_aac.avi : (Video.h264, Audio.aac) ----------->
> output_h264_aac.mp4 : (Video.h264, Audio.aac)
>
>      So I do not want to decode the elementary streams and again encode it
> back before mux-ing with the MP4
>
>       I tried with the below pipeline.
>
>     gst-launch-0.10 filesrc location=test_h264_aac.avi ! avidemux
> name=demux { qtmux name=mux ! filesink location=output.mp4 } { demux. !
> queue ! audiopass ! mux. } { demux. ! queue ! videopass ! mux. }
>
>       Here audiopass, and videopass  are gstreamer plugins, which pass
> through the audio and video elementary streams as it. These elements are
> used only for caps negotiation of  the audio and video src pads of AVI
> demuxer with the audio and video sink pads of the MP4 muxer.
>
>       This pipeline does not write out any Data.
>
>        Can somebody please suggest me a pipeline to do the conversion
> mentioned above.
>
> Thanks and Regards
> Bala
>
>
>
>
>
>
>
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