comma syntax of gst-launch

[Tim Müller]

On Wed, 2015-07-15 at 09:30 -0400, Adam Puckett wrote:

Hi Adam,

> In the application programmers' guide in the chapter describing
> gst-launch's grammar, there isn't any mention of the comma, as in this
> pipeline:
> demux. ! audioconvert ! audio/x-raw, format=s16le ! encode. ! mux.audio_0
> 
> Where is the reference for this?

The comma is part of a GstCaps string representation:

 audio/x-raw,format=S16LE

It's one argument basically, and a shortcut notation for

..... ! capsfilter caps="audio/x-raw, format=S16LE" ! ...

Cheers
 -Tim

-- 
Tim Müller, Centricular Ltd - http://www.centricular.com