[gst-devel] gst-launch command to transcode

Wim Taymans wim.taymans at gmail.com
Thu Mar 20 12:03:37 CET 2008


On Thu, 2008-03-20 at 16:23 +0530, Ramana Reddy Polaka wrote:
> Hi,
> 
>  
> 
> Can somebody please help me to in the following?
> 
>  
> 
> aim: to transcode
> 
>  
> 
> input: mpeg2 video with mp3 audio stream
> 
> output: dump with mp4 container format
> 
>    
I don't think it works currently, patches are welcome.

Wim
> 
>  
> 
> 
>          /---video_queue--Mpeg2decoder--Mpeg4Encoder--\
> 
>   input.mpg
> -->filesrc--demuxer---
>                         -- mp4muxer--filesink--> output.mp4
> 
> 
> \---audio_queue--Mp3decoder----AacEncoder----/
> 
>    
> 
> for dumping only video the following command works
> 
> -----------------------------------------------------------------------------
> 
>  
> 
> gst-launch filesrc location=reader_mpeg1_320.mpg ! ffdemux_mpeg
> name=demux demux. ! queue max-size-buffers=0 ! ffdec_mpeg2video !
> ffenc_mpeg4 ! ffmux_mp4 name=muxer muxer.! filesink
> location=reader.mp4
> 
>  
> 
>  
> 
> for dumping video and audio how can I use the command?
> 
>  
> 
> Regards,
> 
> Ramana
> 
> 
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