[Webkit-unassigned] [Bug 222098] Regression: Raw AudioBufferSourceNode playback causes repeated crackling sound

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=222098

--- Comment #11 from Chris Dumez <cdumez at apple.com> ---
(In reply to Chris Dumez from comment #10)
> (In reply to Chris Dumez from comment #9)
> > (In reply to kris from comment #7)
> > > Our JS web game (not Unity-based) is also having this issues since Safari
> > > 14.1 on both Mac and IOS devices.
> > > 
> > > Here's a simple JSFiddle that shows the issue by playing a ton of sounds.
> > > Click on the 'Start Adding Sounds' button, and after roughly 10 seconds the
> > > crackling sounds begins. Note - this issue does not occur on MacOS Chrome
> > > browsers.
> > > 
> > > https://jsfiddle.net/KrisJohnson/s5vL24o1/123/
> > > 
> > > I've reduced the code as much as possible and it appears to happen when
> > > using panner objects. Let me know if I can be of help.
> > 
> > Thanks for the reduced test case, I'll look into it soon.
> 
> I am totally able to reproduce with the provided test case on my system
> Safari. This should help me a lot.

Interestingly, the issue seems to stop reproducing when dropping the PannerNode from the graph so maybe the issue is not strictly related to AudioBufferSourceNode.

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