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Re: [whatwg] ArrayBuffer and ByteArray questions

From: Chris Marrin <cmarrin@apple.com>
Date: Wed, 08 Sep 2010 11:37:49 -0700
Cc: Simon Pieters <simonp@opera.com>, whatwg@lists.whatwg.org, Web Applications Working Group WG <public-webapps@w3.org>
Message-id: <EE8E0555-6871-4C36-93D9-0EB896AC094F@apple.com>
To: Oliver Hunt <oliver@apple.com>

On Sep 8, 2010, at 11:21 AM, Oliver Hunt wrote:

> 
> On Sep 8, 2010, at 11:13 AM, Chris Marrin wrote:
> 
>> Web Sockets is certainly another candidate, but I meant Web Workers. There have been informal discussions on using ArrayBuffers as a way to safely share binary data between threads. I don't believe anything has been formalized here.
> 
> You can't share data between workers.  There is no (and there cannot be) any shared state between multiple threads of JS execution.

Right. I didn't mean literal sharing. But you can imagine some copy-on-write semantics which would make it more efficient to pass data this way.

-----
~Chris
cmarrin@apple.com
Received on Wednesday, 8 September 2010 18:38:23 GMT

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