Thank you very much, I’ll look at your code.

> On 23 Apr 2018, at 08:48, Daniel Vollmer <[email protected]> wrote:
> 
> Hi Guillaume,
> 
>> On 22. Apr 2018, at 20:48, Guillaume Laurent <[email protected]> 
>> wrote:
>> 
>> Hello all,
>> 
>> I have a virtual audio driver, using the AudioServerPlugin API, which 
>> applies some simple effects like reverb or bass boost on the incoming sound. 
>> It works correctly if the sound if coming from Quicktime Player, iTunes, ou 
>> a YouTube video on Safari. But if the sound is coming from Chrome, I get a 
>> very noisy result with lots of crackles. I suppose there’s a difference in 
>> the sound format somehow, but I don’t see where or how in the 
>> AudioServerPlugin API I can obtain that information ?
> 
> I think I saw something similar in my SoundPusher application 
> (https://github.com/q-p/SoundPusher which includes an AudioServerPlugIn 
> driver to capture and forward sound).
> 
> In my case it was due to assuming a fixed offset between read and write 
> sample timing; watching an HTML5 video in Safari showed this was in incorrect 
> assumption. This may or may not be a problem for Chrome as well.
> 
> In general, applications (should) rarely change the sample format, but the 
> buffer sizes and timings be varied. So I’d check in that area.
> 
> 
>       Daniel.
> 
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