On Sat, 12 Oct 2002, James Courtier-Dutton wrote:
>
> During setup of the sound card, I adjust the HW params and then save
> them to the card during the open() stage.
>
> Is there any alsa api call that can retrieve hw settings later. For
> example something like: -
> snd_pcm_get_buffersize()
> snd_pcm_get_periodsize()
>
> Another problem is that snd_pcm_can_pause()/snd_pcm_can_resume() can
> only be enquired about at device opening time, while one has the
> hw_params that one used to configure the card. I would like to be able
> to enquire about snd_pcm_can_pause() at the moment the user presses
> pause in the GUI, but at the moment, I have to remember the setting at
> snd_pcm_open() and setup time.
> It would make for a neater application if one could quiry the hw_params
> at any time after them being opened, thus saving the application from
> having to keep a duplicate of all the settings.
>
> This can all be done perfectly easily with sw_params, just not hw_params.
>
> Maybe I have just missed something, but I don't think I have.
Ok, snd_pcm_hw_params_current() function is ready for your usage in CVS.
Jaroslav
-----
Jaroslav Kysela <[EMAIL PROTECTED]>
Linux Kernel Sound Maintainer
ALSA Project http://www.alsa-project.org
SuSE Linux http://www.suse.com
-------------------------------------------------------
This sf.net email is sponsored by:ThinkGeek
Welcome to geek heaven.
http://thinkgeek.com/sf
_______________________________________________
Alsa-devel mailing list
[EMAIL PROTECTED]
https://lists.sourceforge.net/lists/listinfo/alsa-devel
