Re: [rtcweb] VP8 / H.264 conversion without transcoding

Bossiel <bossiel@yahoo.fr> Thu, 21 November 2013 07:51 UTC

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From: Bossiel <bossiel@yahoo.fr>
Date: Thu, 21 Nov 2013 08:51:15 +0100
To: Gili <cowwoc@bbs.darktech.org>
Cc: "rtcweb@ietf.org" <rtcweb@ietf.org>
Subject: Re: [rtcweb] VP8 / H.264 conversion without transcoding
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This could be true if they can also walk on water and change it into wine.
To be serious, no it's not possible.
Mamadou

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On Nov 21, 2013, at 3:13, Gili <cowwoc@bbs.darktech.org>; wrote:

> Hi,
> 
> I'm at the WebRTC World conference. If I understood correctly, Zingaya just demoed what they claim is a VP8 to H.264 bridge that converts the video without transcoding. My interpretation is that they convert the surrounding packet format without re-encoding the     actual video. Someone who understands codec internals (I don't) might want to validate this claim, because it could have a significant impact on the MTI debate.
> 
> It sounds far fetched, but imagine the possibilities:
> If the video is not being re-encoded, do H.264 royalties apply?
> If the conversion is really cheap, is it feasible to connect a H.264 peer to a VP8 peer and have one of them convert in-line (no MCU)?
> Gili
> _______________________________________________
> rtcweb mailing list
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> https://www.ietf.org/mailman/listinfo/rtcweb