[gst-devel] multiple source to one sink

Edward Hervey bilboed at gmail.com
Wed Apr 18 10:57:43 CEST 2007


  Do you wish to:
  * mix together the contents of the 3 files ? (result would be :
  * concatenate the contents of the 3 files ? (result would be :

  For the first case, mixing is format-dependant, so you need to give
us more info about the format you're using.
  For the second case, if it's audio/video you can use the GNonLin
plugins which can help you create compositions of files. It should
also work with any type of media, but hasn't been tested.


On 4/17/07, Michael Horbovetz (horb) <horb at cisco.com> wrote:
> i'm trying to create an application that reads from 3 different files
> and outputs to stdout.
> i create 3 filesrc elements.  they each read from a different file.  i
> created a fakesink element and changed dump to true; so output should
> display to stdout.  i'm not sure how to "connect" all these to work
> properly.
> i read in section 8.1.2 of the gstreamer application development manual
> about aggregators.  aggregators are elements that merge the content of
> several input streams together into one output stream.
> how do i link all 3 filesrc elements to the 1 sink element?  then change
> state to play.  then i should see the file data output to stdout,
> interspersed.
> thanks,
> mike
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Edward Hervey
Multimedia editing developer / Fluendo S.A.

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