Re: MediaElementAudioSourceNode and cross-origin media resources

I think Joe meant "I note that decoding network files into AudioBuffers
would naturally already adhere to CORS, since you'd use XHR to download
them."


On Tue, Jul 23, 2013 at 2:28 PM, Robert O'Callahan <robert@ocallahan.org>wrote:

> On Wed, Jul 24, 2013 at 8:09 AM, Joseph Berkovitz <joe@noteflight.com>wrote:
>
>> Not only should we subject this to CORS rules, I think we *must* subject
>> it to CORS rules. Audio assets are commonly delivered from CDNs and these
>> are typically located at an origin foreign to the containing page.
>>
>
> Sure. However, authors will have to use the crossorigin attribute on the
> media element to generate a CORS-enabled request.
>
>
>> I note that AudioBuffer.decodeAudioData obeys CORS as a fact on the
>> ground in both the FF implementation and Webkit/Blink.
>>
>
> I don't see how CORS is relevant to decodeAudioData. decodeAudioData takes
> an ArrayBuffer, which can never be cross-origin.
>
> Rob
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Received on Tuesday, 23 July 2013 21:33:30 UTC