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Removed old mixer API functions.

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Added simple control layer (experimental).
This commit is contained in:
Jaroslav Kysela 2000-07-15 10:20:32 +00:00
parent 3c9755bb7e
commit 273d115de0
11 changed files with 807 additions and 883 deletions
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27
include/control.h
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@ -5,21 +5,22 @@
* *
****************************************************************************/
typedef struct snd_ctl snd_ctl_t;
typedef struct snd_ctl_callbacks {
void *private_data; /* should be used by an application */
void (*rebuild) (void *private_data);
void (*xswitch) (void *private_data, int cmd,
int iface, int device, int channel,
snd_switch_list_item_t *item);
void *reserved[29]; /* reserved for the future use - must be NULL!!! */
void *private_data; /* may be used by an application */
void (*rebuild) (snd_ctl_t *handle, void *private_data);
void (*value) (snd_ctl_t *handle, void *private_data, snd_control_id_t * id);
void (*change) (snd_ctl_t *handle, void *private_data, snd_control_id_t * id);
void (*add) (snd_ctl_t *handle, void *private_data, snd_control_id_t * id);
void (*remove) (snd_ctl_t *handle, void *private_data, snd_control_id_t * id);
void *reserved[58]; /* reserved for the future use - must be NULL!!! */
} snd_ctl_callbacks_t;
#ifdef __cplusplus
extern "C" {
#endif
typedef struct snd_ctl snd_ctl_t;
int snd_card_load(int card);
int snd_cards(void);
unsigned int snd_cards_mask(void);
@ -29,7 +30,6 @@ int snd_card_get_longname(int card, char **name);
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);
@ -39,14 +39,15 @@ 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_hw_info(snd_ctl_t *handle, struct snd_ctl_hw_info *info);
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_ctl_clist(snd_ctl_t *handle, snd_control_list_t * list);
int snd_ctl_cinfo(snd_ctl_t *handle, snd_control_info_t * sw);
int snd_ctl_cread(snd_ctl_t *handle, snd_control_t * control);
int snd_ctl_cwrite(snd_ctl_t *handle, snd_control_t * control);
int snd_ctl_hwdep_info(snd_ctl_t *handle, snd_hwdep_info_t * info);
int snd_ctl_pcm_info(snd_ctl_t *handle, snd_pcm_info_t * info);
int snd_ctl_pcm_prefer_subdevice(snd_ctl_t *handle, int subdev);
int snd_ctl_mixer_info(snd_ctl_t *handle, snd_mixer_info_t * info);
int snd_ctl_rawmidi_info(snd_ctl_t *handle, snd_rawmidi_info_t * info);
int snd_ctl_read(snd_ctl_t *handle, snd_ctl_callbacks_t * callbacks);
#ifdef __cplusplus