ALSA Library Reference Manual
DECLARATION
typedef struct snd_mixer_read
{
unsigned int cmd; /* command - SND_MIXER_READ_* */
union
{
snd_mixer_eid_t eid; /* element identification */
snd_mixer_gid_t gid; /* group identification */
unsigned char data8[60];
}
data;
}
snd_mixer_read_t;
REFERENCE