[pvrusb2] s-video input and audio question

[Mike Isely]

On Sat, 10 Mar 2007, Rod Smith wrote:

> On Saturday 10 March 2007 13:17, devsk wrote:
> > Hi,
> >
> > I have a question regarding the s-video input. When using the s-video
> > input, where does the mpeg2 stream get its audio from? Is it from the
> > composite red and white connectors?
> 
> Yes.
> 
> > if that is the case, then following is little confusing, because its a mix
> > of audio-video inputs: # cat ctl_input/enum_val
> > television
> > s-video
> > composite
> > radio
> 
> Television and (presumably; I've never used it) radio inputs include their own 
> audio streams. The S-video and composite inputs are both paired with the RCA 
> audio jacks; they take audio input from those jacks. If you want to use both 
> composite and S-video inputs, you'll need to find a way to feed audio input 
> from the appropriate associated source, such as a separate switch box. By 
> design, neither composite nor S-video includes audio on the same cable or 
> connector as the video, hence the need for separate audio connectors.

All correct.

  -Mike


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