Re: should i be able to abort in the middle of snd_pcm_mmap_{begin,commit} ?

[Abramo Bagnara <abramo@alsa-project.org>]

Paul Davis wrote:
> 
> should it work for me to call snd_pcm_drop() for both playback and
> capture streams if i'm in the middle of a snd_pcm_mmap_{begin,commit}
> pair?
> 
> unless i use RT timing, on both the trident and hammerfall, doing do
> invariably causes an effect upon restarting the streams that suggests
> an out-of-sync hw-pointer.

Do you mean:

snd_pcm_mmap_begin
snd_pcm_drop
snd_pcm_mmap_commit

sequence?

If yes, it does not work, you need to call snd_pcm_mmap_begin again
after snd_pcm_drop.

-- 
Abramo Bagnara                       mailto:abramo@alsa-project.org

Opera Unica                          Phone: +39.546.656023
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ALSA project               http://www.alsa-project.org
It sounds good!

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