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Encapsulated hwdep. Converted all enums to type safety

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This commit is contained in:
Abramo Bagnara 2001-02-05 15:44:42 +00:00
parent a83b209df2
commit 5bf23ae9a1
32 changed files with 510 additions and 268 deletions
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37
include/mixer.h
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@ -24,7 +24,8 @@ int snd_mixer_poll_descriptor(snd_mixer_t *handle);
* Simple (legacy) mixer API
*/
typedef enum _snd_mixer_channel_id {
enum _snd_mixer_channel_id {
SND_MIXER_CHN_UNKNOWN = -1,
SND_MIXER_CHN_FRONT_LEFT = 0,
SND_MIXER_CHN_FRONT_RIGHT,
SND_MIXER_CHN_FRONT_CENTER,
@ -33,15 +34,31 @@ typedef enum _snd_mixer_channel_id {
SND_MIXER_CHN_WOOFER,
SND_MIXER_CHN_LAST = 31,
SND_MIXER_CHN_MONO = SND_MIXER_CHN_FRONT_LEFT
} snd_mixer_channel_id_t;
};
#define SND_MIXER_CHN_MASK_MONO (1<<SND_MIXER_CHN_MONO)
#define SND_MIXER_CHN_MASK_FRONT_LEFT (1<<SND_MIXER_CHN_FRONT_LEFT)
#define SND_MIXER_CHN_MASK_FRONT_RIGHT (1<<SND_MIXER_CHN_FRONT_RIGHT)
#define SND_MIXER_CHN_MASK_FRONT_CENTER (1<<SND_MIXER_CHN_FRONT_CENTER)
#define SND_MIXER_CHN_MASK_REAR_LEFT (1<<SND_MIXER_CHN_REAR_LEFT)
#define SND_MIXER_CHN_MASK_REAR_RIGHT (1<<SND_MIXER_CHN_REAR_RIGHT)
#define SND_MIXER_CHN_MASK_WOOFER (1<<SND_MIXER_CHN_WOOFER)
#ifdef SND_ENUM_TYPECHECK
typedef struct __snd_mixer_channel_id *snd_mixer_channel_id_t;
#else
typedef enum _snd_mixer_channel_id snd_mixer_channel_id_t;
#endif
#define SND_MIXER_CHN_UNKNOWN ((snd_mixer_channel_id_t) SND_MIXER_CHN_UNKNOWN)
#define SND_MIXER_CHN_FRONT_LEFT ((snd_mixer_channel_id_t) SND_MIXER_CHN_FRONT_LEFT)
#define SND_MIXER_CHN_FRONT_RIGHT ((snd_mixer_channel_id_t) SND_MIXER_CHN_FRONT_RIGHT)
#define SND_MIXER_CHN_FRONT_CENTER ((snd_mixer_channel_id_t) SND_MIXER_CHN_FRONT_CENTER)
#define SND_MIXER_CHN_REAR_LEFT ((snd_mixer_channel_id_t) SND_MIXER_CHN_REAR_LEFT)
#define SND_MIXER_CHN_REAR_RIGHT ((snd_mixer_channel_id_t) SND_MIXER_CHN_REAR_RIGHT)
#define SND_MIXER_CHN_WOOFER ((snd_mixer_channel_id_t) SND_MIXER_CHN_WOOFER)
#define SND_MIXER_CHN_LAST ((snd_mixer_channel_id_t) SND_MIXER_CHN_LAST)
#define SND_MIXER_CHN_MONO ((snd_mixer_channel_id_t) SND_MIXER_CHN_MONO)
#define SND_MIXER_CHN_MASK_MONO (1<<snd_enum_to_int(SND_MIXER_CHN_MONO))
#define SND_MIXER_CHN_MASK_FRONT_LEFT (1<<snd_enum_to_int(SND_MIXER_CHN_FRONT_LEFT))
#define SND_MIXER_CHN_MASK_FRONT_RIGHT (1<<snd_enum_to_int(SND_MIXER_CHN_FRONT_RIGHT))
#define SND_MIXER_CHN_MASK_FRONT_CENTER (1<<snd_enum_to_int(SND_MIXER_CHN_FRONT_CENTER))
#define SND_MIXER_CHN_MASK_REAR_LEFT (1<<snd_enum_to_int(SND_MIXER_CHN_REAR_LEFT))
#define SND_MIXER_CHN_MASK_REAR_RIGHT (1<<snd_enum_to_int(SND_MIXER_CHN_REAR_RIGHT))
#define SND_MIXER_CHN_MASK_WOOFER (1<<snd_enum_to_int(SND_MIXER_CHN_WOOFER))
#define SND_MIXER_CHN_MASK_STEREO (SND_MIXER_CHN_MASK_FRONT_LEFT|SND_MIXER_CHN_MASK_FRONT_RIGHT)
#define SND_MIXER_SCTCAP_VOLUME (1<<0)
@ -103,7 +120,7 @@ typedef struct _snd_mixer_simple_callbacks {
extern "C" {
#endif
const char *snd_mixer_simple_channel_name(int channel);
const char *snd_mixer_simple_channel_name(snd_mixer_channel_id_t channel);
int snd_mixer_simple_control_list(snd_mixer_t *handle, snd_mixer_simple_control_list_t *list);
int snd_mixer_simple_control_read(snd_mixer_t *handle, snd_mixer_simple_control_t *simple);
int snd_mixer_simple_control_write(snd_mixer_t *handle, snd_mixer_simple_control_t *simple);