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Re: [Gap-dev-discuss] Cynthiune : make ALSA output handle parameter chan

From: Philippe Roussel
Subject: Re: [Gap-dev-discuss] Cynthiune : make ALSA output handle parameter changes between song
Date: Fri, 25 May 2012 23:00:13 +0200
User-agent: Mozilla/5.0 (X11; Linux i686; rv:12.0) Gecko/20120430 Thunderbird/12.0.1

Le 25/05/2012 15:51, Riccardo Mottola a écrit :
> Hi,
> Philippe Roussel wrote:
>> Or it could be line 97.
>> I'm sorry I haven't thought this through...
> I put a breakpoint there and all parameters look fine. The rate = 22050,
> channels=2, en is set (and if it were wrong, it would play garbage, as
> we know). I wonder if some implementations of ALSA could not like that?
> But alsa is always the same and I am running a 3.x series kernel.
> Perhaps hardware dependent?

Unlikely but who knows...

Does the AO bundle works for you, using ALSA as its backend ? I'm afraid
we can rule out a bug in ALSA if the answer is yes.

> I found out something crazy: if I select (double click) a file in the
> playlist it will always give this error. even if I first play a 44khz
> then a 22khz file.
> However if I play a 44Khz file and THEN a 22Khz file with the playlist
> swithcing to the next song (not double clikc) it will play at twice the
> speed, high pitch. Cool... :)

Strange for sure, cool I'm not sure !

I'll try to reproduce this same sequence, thanks for the input.


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