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Re: What does a track contain?

From: Peter Thatcher <pthatcher@google.com>
Date: Wed, 24 Feb 2016 08:13:04 -0800
Message-ID: <CAJrXDUEcG_GOU75DFitAaaA6xf=mXF=SEKz3CFF3M9vFeu=cTg@mail.gmail.com>
To: Martin Thomson <martin.thomson@gmail.com>
Cc: "public-media-capture@w3.org" <public-media-capture@w3.org>
What do you mean "throughout the media pipeline"?  Do you expect a track
sent through a PeerConnection to have the alpha channel intact when it
comes out the remote side?

On Wed, Feb 24, 2016 at 8:06 AM, Martin Thomson <martin.thomson@gmail.com>

> Well, obviously it is media, right?  A video track contains video and
> an audio track contains audio.
> Philip J├Ągenstedt asked in relation to the canvas capture about what
> to do with alpha channels.  Apparently, Firefox maintains these
> throughout its media pipeline, whereas Chrome does not.
> I think that both perspectives on the problem are valid.  But I think
> that we owe it to applications to pick one and stick with it.
Received on Wednesday, 24 February 2016 16:14:11 UTC

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