snd_pcm_format_physical_width(9) suse man page | unix.com

SND_PCM_FORMAT_PHYSI(9) 					      PCM API						   SND_PCM_FORMAT_PHYSI(9)

NAME
       snd_pcm_format_physical_width - return the physical bit-width of the format

SYNOPSIS
       int snd_pcm_format_physical_width(snd_pcm_format_t format);

ARGUMENTS
       format
	   the format to check

DESCRIPTION
       Returns the physical bit-width of the format, or a negative error code if unknown format.

COPYRIGHT
Kernel Hackers Manual 2.6.					     July 2010						   SND_PCM_FORMAT_PHYSI(9)