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答复: Hi, do we have media transcode API?

From: Sunyang (Eric) <eric.sun@huawei.com>
Date: Wed, 4 Jul 2012 08:35:20 +0000
To: Glenn Adams <glenn@skynav.com>, Silvia Pfeiffer <silviapfeiffer1@gmail.com>
CC: HTML WG <public-html@w3.org>
Message-ID: <9254B5E6361B1648AFC00BA447E6E8C32AEB6D52@szxeml545-mbx.china.huawei.com>
I also guess MSE no transcoding API…., I am already in html-media TF……

发件人: Glenn Adams [mailto:glenn@skynav.com]
发送时间: 2012年7月4日 16:25
收件人: Silvia Pfeiffer
抄送: Sunyang (Eric); HTML WG
主题: Re: Hi, do we have media transcode API?

On Wed, Jul 4, 2012 at 1:28 AM, Silvia Pfeiffer <silviapfeiffer1@gmail.com<mailto:silviapfeiffer1@gmail.com>> wrote:
On Wed, Jul 4, 2012 at 6:19 AM, Glenn Adams <glenn@skynav.com<mailto:glenn@skynav.com>> wrote:
> On Tue, Jul 3, 2012 at 9:04 PM, Sunyang (Eric) <eric.sun@huawei.com<mailto:eric.sun@huawei.com>> wrote:
>> We receive a HD mp4 video stream to <video> element, can we have a media
>> transcode API to transcode the HD video stream to a different format video
>> stream which fit for the Smartphone?
> There is none defined.

HTTP adaptive streaming is in the process of being standardised with
the MediaSource API [1]. That will allow delivery of video to all
devices, because it adapts to bandwidth and device capabilities.

[1] e.g. http://updates.html5rocks.com/2011/11/Stream-video-using-the-MediaSource-API

True, but MSE does not define a media transcoding API.
Received on Wednesday, 4 July 2012 08:43:08 UTC

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