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libspark/audio_mixer: load alsa-lib temporarily only

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martii
2013-05-26 10:56:08 +02:00
parent 151fd39d45
commit c09fc914a4
2 changed files with 45 additions and 11 deletions
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14
libspark/audio_mixer.h
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@@ -28,6 +28,20 @@ class mixerVolume
snd_mixer_t *handle;
snd_mixer_elem_t* elem;
snd_mixer_selem_id_t *sid;
void *alsaLib;
int (*snd_card_get_index)(const char *name);
int (*snd_mixer_open)(snd_mixer_t **mixer, int mode);
int (*snd_mixer_attach)(snd_mixer_t *mixer, const char *name);
int (*snd_mixer_selem_register)(snd_mixer_t *mixer, struct snd_mixer_selem_regopt *options, snd_mixer_class_t **classp);
int (*snd_mixer_load)(snd_mixer_t *mixer);
void (*snd_mixer_selem_id_set_index)(snd_mixer_selem_id_t *obj, unsigned int val);
void (*snd_mixer_selem_id_set_name)(snd_mixer_selem_id_t *obj, const char *val);
snd_mixer_elem_t *(*snd_mixer_find_selem)(snd_mixer_t *mixer, const snd_mixer_selem_id_t *id);
int (*snd_mixer_selem_get_playback_volume_range)(snd_mixer_elem_t *elem, long *min, long *max);
int (*snd_mixer_close)(snd_mixer_t *mixer);
void (*snd_mixer_selem_id_free)(snd_mixer_selem_id_t *obj);
int (*snd_mixer_selem_set_playback_volume_all)(snd_mixer_elem_t *elem, long value);
public:
mixerVolume(const char *selem_name, const char *Card, long volume = -1);
~mixerVolume(void);