On Wed, Jul 17, 2013 at 6:06 PM, Jer Noble <jer.noble@apple.com> wrote:
> So how about a JavaScript-based Opus decoder that uses an
> AudioBuffer-backed ring buffer to do memcopy-free decoding and playback by
> decoding directly into a mutable AudioBuffer. If AudioBuffer.getAudioData()
> suddenly causes a memcopy, (or in an immutable world, the AudioBuffer must
> be recreated) suddenly the ring buffer memory use doubles. On an embedded
> system with no page file, this causes the UA to hit a hard memory limit
> (and be killed as a result) more often.
>
It's not clear to me how this example works. If the decoder is decoding
into a buffer that's being played at the same time, hilarity ensues. If
it's not, we can reclaim the buffer internally as I pointed out in a
previous message.
Rob
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