[gst-devel] Some WavPack related questions

Michael Smith msmith at fluendo.com
Wed Oct 24 10:41:29 CEST 2007


On Wed, 2007-10-24 at 10:16 +0200, Sebastian Dröge wrote:
> Hi,
> I'm planning to implement proper multi-channel support and float support
> in the WavPack parser/decoder/encoder and there are now two questions
> that came to my mind:
> 
> a) Should a decoder that supports multichannel audio already export the
> preferred channel order in the pad template? i.e. have channels=[1;8]
> and then for each of this possible 8 channels the location set? Or
> should one leave this undefined in the pad template, look at one gets
> and then pre-process the audio data to have exactly the channel order
> that the encoder wants? I'd assume the latter though it would be
> slightly more work of course ;)

You can't put channel positions into pad templates (it fails at registry
read time because it doesn't have the channel position types defined),
so there's no choice there.

Mike




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