Convert a format value into a human-readable text string
Synopsis:
#include <sys/asoundlib.h>
const char *snd_pcm_get_format_name( int format );
Arguments:
- format
- The format number (one of the SND_PCM_SFMT_* constants).
Library:
libasound.so
Use the -l asound option with
qcc
to link against this library.
Description:
The snd_pcm_get_format_name() function
converts a format member or manifest of the form SND_PCM_SFMT_*
to a text string suitable for displaying to a human user:
- SND_PCM_SFMT_U8
- Unsigned 8-bit
- SND_PCM_SFMT_S8
- Signed 8-bit
- SND_PCM_SFMT_U16_LE
- Unsigned 16-bit Little Endian
- SND_PCM_SFMT_U16_BE
- Unsigned 16-bit Big Endian
- SND_PCM_SFMT_S16_LE
- Signed 16-bit Little Endian
- SND_PCM_SFMT_S16_BE
- Signed 16-bit Big Endian
- SND_PCM_SFMT_U24_LE
- Unsigned 24-bit Little Endian; 3 bytes
- SND_PCM_SFMT_U24_BE
- Unsigned 24-bit Big Endian; 3 bytes
- SND_PCM_SFMT_S24_LE
- Signed 24-bit Little Endian; 3 bytes
- SND_PCM_SFMT_S24_BE
- Signed 24-bit Big Endian; 3 bytes
- SND_PCM_SFMT_U24_4_LE
- Unsigned 24-bit Little Endian; 4 bytes, right-aligned
- SND_PCM_SFMT_U24_4_BE
- Unsigned 24-bit Big Endian; 4 bytes, right-aligned
- SND_PCM_SFMT_S24_4_LE
- Signed 24-bit Little Endian; 4 bytes, right-aligned
- SND_PCM_SFMT_S24_4_BE
- Signed 24-bit Big Endian; 4 bytes, right-aligned
- SND_PCM_SFMT_U32_LE
- Unsigned 32-bit Little Endian
- SND_PCM_SFMT_U32_BE
- Unsigned 32-bit Big Endian
- SND_PCM_SFMT_S32_LE
- Signed 32-bit Little Endian
- SND_PCM_SFMT_S32_BE
- Signed 32-bit Big Endian
- SND_PCM_SFMT_A_LAW
- A-Law
- SND_PCM_SFMT_MU_LAW
- Mu-Law
- SND_PCM_SFMT_FLOAT_LE
- Float Little Endian
- SND_PCM_SFMT_FLOAT_BE
- Float Big Endian
- SND_PCM_SFMT_FLOAT64_LE
- Float64 Little Endian
- SND_PCM_SFMT_FLOAT64_BE
- Float64 Big Endian
- SND_PCM_SFMT_IEC958_SUBFRAME_LE
- IEC-958 Little Endian
- SND_PCM_SFMT_IEC958_SUBFRAME_BE
- IEC-958 Big Endian
- SND_PCM_SFMT_IMA_ADPCM
- Ima-ADPCM
- SND_PCM_SFMT_GSM
- GSM
- SND_PCM_SFMT_MPEG
- MPEG
- SND_PCM_SFMT_SPECIAL
- Special
Returns:
A character pointer to the text format name.
Note:
Don't modify the strings that this function returns.
Classification:
QNX Neutrino
| Safety: |
|
|---|
| Cancellation point |
No |
| Interrupt handler |
No |
| Signal handler |
Yes |
| Thread |
Yes |