Check for a linear format
Synopsis:
#include <sys/asoundlib.h>
int snd_pcm_format_linear( int format );
Arguments:
- format
- The format number (one of the SND_PCM_SFMT_* constants).
For a list of the supported formats, see
snd_pcm_get_format_name().
Library:
libasound.so
Use the -l asound option with
qcc
to link against this library.
Description:
The snd_pcm_format_linear() function checks to see if the format is linear.
The supported linear formats are:
- SND_PCM_SFMT_S8
- SND_PCM_SFMT_U8
- SND_PCM_SFMT_S16_LE
- SND_PCM_SFMT_U16_LE
- SND_PCM_SFMT_S16_BE
- SND_PCM_SFMT_U16_BE
- SND_PCM_SFMT_S24_LE
- SND_PCM_SFMT_U24_LE
- SND_PCM_SFMT_S24_BE
- SND_PCM_SFMT_U24_BE
- SND_PCM_SFMT_S24_4_LE
- SND_PCM_SFMT_U24_4_LE
- SND_PCM_SFMT_S24_4_BE
- SND_PCM_SFMT_U24_4_BE
- SND_PCM_SFMT_S32_LE
- SND_PCM_SFMT_U32_LE
- SND_PCM_SFMT_S32_BE
- SND_PCM_SFMT_U32_BE
For a list of all the supported formats, see
snd_pcm_get_format_name().
Returns:
- 1
- The format is a linear format.
- 0
- The format isn't a linear format.
Classification:
QNX Neutrino
| Safety: |
|
|---|
| Cancellation point |
No |
| Interrupt handler |
No |
| Signal handler |
Yes |
| Thread |
Yes |