[alsa-devel] Alsa asynchonus playnback
clemens at ladisch.de
Tue Nov 29 16:14:23 CET 2011
Martin schmidt wrote:
> my problem is, the sound has an Echo (in german Hall-Effekt).
> int write_to_audiostream(short*buf)
> int w= snd_pcm_writei (pcm_handle, audiobuffer[audiobuffercounter], 2* audio_buffersize);
This looks correct (as long as the buffer is correctly filled).
Do you ever check w?
> audiobuffercounter = ++audiobuffercounter % 10;
It is a bad idea to disable compiler warnings, or to not heed them.
> in a Timer-Event
Why a timer? How is the timer synchronized to the sample clock?
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