alsa.c File Reference

#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <alsa/asoundlib.h>
#include "sigrok.h"
#include "sigrok-internal.h"

Include dependency graph for alsa.c:

Go to the source code of this file.

Data Structures
struct	sr_analog_probe
struct	sr_analog_sample
struct	context
Defines
#define	NUM_PROBES   2
#define	SAMPLE_WIDTH   16
#define	AUDIO_DEV   "plughw:0,0"
Variables
SR_PRIV struct sr_dev_driver	alsa_driver_info

---

Define Documentation

#define AUDIO_DEV   "plughw:0,0"

Definition at line 32 of file alsa.c.

#define NUM_PROBES   2

Definition at line 30 of file alsa.c.

#define SAMPLE_WIDTH   16

Definition at line 31 of file alsa.c.

---

Variable Documentation

SR_PRIV struct sr_dev_driver alsa_driver_info

Initial value:

 {
        .name = "alsa",
        .longname = "ALSA driver",
        .api_version = 1,
        .init = hw_init,
        .cleanup = hw_cleanup,
        .dev_open = hw_dev_open,
        .dev_close = hw_dev_close,
        .dev_info_get = hw_dev_info_get,
        .dev_status_get = hw_dev_status_get,
        .hwcap_get_all = hw_hwcap_get_all,
        .dev_config_set = hw_dev_config_set,
        .dev_acquisition_start = hw_dev_acquisition_start,
        .dev_acquisition_stop = hw_dev_acquisition_stop,
}

Definition at line 399 of file alsa.c.