On Thu, 29 Aug 2002, Guilhem Tardy wrote:
> Hi,
>
> I have a problem with supporting multiple audio formats in that my hardware
> defines its buffers in a number of frames rather than bytes.
>
> I evaluated the changes required to support description of a hardware's
> period contraints in frame AND bytes. Essentially, this would mean
> adding 'size_t period_size_min' and 'size_t period_size_max' to the
> stucture _snd_pcm_hardware in pcm.h, and then add a constraint in
> snd_pcm_hw_constraints_complete() in pcm_native.c such that the period
> size is within those min and max values. Other drivers wouldn't be
> affected if the period_size_min/max default values are properly chosen
> (i.e. 0 and MAX_UINT, respectively).
>
> Would you consider such a change in the ALSA code base?
Wouldn't be better to add such constraint to your code in open()
callback? This constraint is not used frequently.
Jaroslav
-----
Jaroslav Kysela <[EMAIL PROTECTED]>
Linux Kernel Sound Maintainer
ALSA Project http://www.alsa-project.org
SuSE Linux http://www.suse.com
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