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Debug Functions
[PCM Interface]


Functions

int snd_pcm_dump (snd_pcm_t *pcm, snd_output_t *out)
 Dump PCM info.

int snd_pcm_dump_hw_setup (snd_pcm_t *pcm, snd_output_t *out)
 Dump current hardware setup for PCM.

int snd_pcm_dump_sw_setup (snd_pcm_t *pcm, snd_output_t *out)
 Dump current software setup for PCM.

int snd_pcm_dump_setup (snd_pcm_t *pcm, snd_output_t *out)
 Dump current setup (hardware and software) for PCM.

int snd_pcm_hw_params_dump (snd_pcm_hw_params_t *params, snd_output_t *out)
 Dump a PCM hardware configuration space.

int snd_pcm_sw_params_dump (snd_pcm_sw_params_t *params, snd_output_t *out)
 Dump a software configuration.

int snd_pcm_status_dump (snd_pcm_status_t *status, snd_output_t *out)
 Dump status.


Detailed Description

See the PCM (digital audio) interface page for more details.

Function Documentation

int snd_pcm_dump snd_pcm_t pcm,
snd_output_t out
 

Dump PCM info.

Parameters:
pcm PCM handle
out Output handle
Returns:
0 on success otherwise a negative error code
Examples:
/test/latency.c, and /test/pcm.c.

int snd_pcm_dump_hw_setup snd_pcm_t pcm,
snd_output_t out
 

Dump current hardware setup for PCM.

Parameters:
pcm PCM handle
out Output handle
Returns:
0 on success otherwise a negative error code

int snd_pcm_dump_setup snd_pcm_t pcm,
snd_output_t out
 

Dump current setup (hardware and software) for PCM.

Parameters:
pcm PCM handle
out Output handle
Returns:
0 on success otherwise a negative error code

int snd_pcm_dump_sw_setup snd_pcm_t pcm,
snd_output_t out
 

Dump current software setup for PCM.

Parameters:
pcm PCM handle
out Output handle
Returns:
0 on success otherwise a negative error code

int snd_pcm_hw_params_dump snd_pcm_hw_params_t params,
snd_output_t out
 

Dump a PCM hardware configuration space.

Parameters:
params Configuration space
out Output handle
Returns:
0 on success otherwise a negative error code

int snd_pcm_status_dump snd_pcm_status_t status,
snd_output_t out
 

Dump status.

Parameters:
status Status container
out Output handle
Returns:
0 on success otherwise a negative error code
Examples:
/test/latency.c.

int snd_pcm_sw_params_dump snd_pcm_sw_params_t params,
snd_output_t out
 

Dump a software configuration.

Parameters:
params Software configuration container
out Output handle
Returns:
0 on success otherwise a negative error code


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