ALSA Library Reference Manual
Control Interface
int snd_card_get_longname (int card, char **name)
int snd_card_get_name (int card, char **name)
int snd_card_load (int card)
int snd_card_name (const char *name)
int snd_cards (void)
unsigned int snd_cards_mask (void)
int snd_ctl_open (snd_ctl_t ** handle, int card)
int snd_ctl_close (snd_ctl_t * handle)
int snd_ctl_file_descriptor (snd_ctl_t * handle)
int snd_ctl_read (snd_ctl_t * handle, snd_ctl_callbacks_t * callbacks)
int snd_ctl_hw_info (snd_ctl_t * handle, snd_ctl_hw_info_t *info)
int snd_ctl_hwdep_info (snd_ctl_t * handle, int dev, snd_hwdep_info_t * info)
int snd_ctl_mixer_info (snd_ctl_t * handle, int dev, snd_mixer_info_t * info)
int snd_ctl_mixer_switch_list (snd_ctl_t * handle, int dev, snd_switch_list_t * list)
int snd_ctl_mixer_switch_read (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_mixer_switch_write (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_pcm_capture_switch_list (snd_ctl_t * handle, int dev, snd_switch_list_t * list)
int snd_ctl_pcm_capture_switch_read (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_pcm_capture_switch_write (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_pcm_channel_info (snd_ctl_t * handle, int dev, int channel, int subdev, snd_pcm_channel_info_t * info)
int snd_ctl_pcm_channel_prefer_subdevice (snd_ctl_t * handle, int dev, int channel, int subdev)
int snd_ctl_pcm_channel_switch_list (snd_ctl_t * handle, int dev, int channel, snd_switch_list_t * list)
int snd_ctl_pcm_channel_switch_read (snd_ctl_t * handle, int dev, int channel, snd_switch_t * sw)
int snd_ctl_pcm_channel_switch_write (snd_ctl_t * handle, int dev, int channel, snd_switch_t * sw)
int snd_ctl_pcm_info (snd_ctl_t * handle, int dev, snd_pcm_info_t * info)
int snd_ctl_pcm_playback_switch_list (snd_ctl_t * handle, int dev, snd_switch_list_t * list)
int snd_ctl_pcm_playback_switch_read (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_pcm_playback_switch_write (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_rawmidi_info (snd_ctl_t * handle, int dev, snd_rawmidi_info_t * info)
int snd_ctl_rawmidi_input_switch_list (snd_ctl_t * handle, int dev, snd_switch_list_t * list)
int snd_ctl_rawmidi_input_switch_read (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_rawmidi_input_switch_write (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_rawmidi_output_switch_list (snd_ctl_t * handle, int dev, snd_switch_list_t * list)
int snd_ctl_rawmidi_output_switch_read (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_rawmidi_output_switch_write (snd_ctl_t * handle, int dev, snd_switch_t * sw)
int snd_ctl_switch_list (snd_ctl_t * handle, snd_switch_list_t * list)
int snd_ctl_switch_read (snd_ctl_t * handle, snd_switch_t * sw)
int snd_ctl_switch_write (snd_ctl_t * handle, snd_switch_t * sw)
int snd_defaults_card (void)
int snd_defaults_mixer_card (void)
int snd_defaults_mixer_device (void)
int snd_defaults_pcm_card (void)
int snd_defaults_pcm_device (void)
int snd_defaults_rawmidi_card (void)
int snd_defaults_rawmidi_device (void)