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Added range specification to simple mixer. Fixes to alsamixer. Added mixer support to alsa-oss

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This commit is contained in:
Abramo Bagnara 2001-02-18 17:56:37 +00:00
parent ab819d2edd
commit 0c7637393f
4 changed files with 62 additions and 7 deletions
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7
include/mixer.h
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@ -105,6 +105,8 @@ int snd_mixer_selem_register(snd_mixer_t *mixer, void *arg,
snd_mixer_class_t **classp);
void snd_mixer_selem_get_id(snd_mixer_elem_t *element,
snd_mixer_selem_id_t *id);
const char *snd_mixer_selem_get_name(snd_mixer_elem_t *elem);
unsigned int snd_mixer_selem_get_index(snd_mixer_elem_t *elem);
snd_mixer_elem_t *snd_mixer_find_selem(snd_mixer_t *mixer,
const snd_mixer_selem_id_t *id);
@ -141,7 +143,10 @@ int snd_mixer_selem_set_playback_switch(snd_mixer_elem_t *elem, snd_mixer_selem_
int snd_mixer_selem_set_capture_switch(snd_mixer_elem_t *elem, snd_mixer_selem_channel_id_t channel, int value);
int snd_mixer_selem_set_playback_switch_all(snd_mixer_elem_t *elem, int value);
int snd_mixer_selem_set_capture_switch_all(snd_mixer_elem_t *elem, int value);
void snd_mixer_selem_set_playback_volume_range(snd_mixer_elem_t *elem,
long min, long max);
void snd_mixer_selem_set_capture_volume_range(snd_mixer_elem_t *elem,
long min, long max);
#ifdef __cplusplus
}
#endif

1
include/pcm.h
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@ -216,6 +216,7 @@ int snd_pcm_open(snd_pcm_t **pcm, const char *name,
snd_pcm_type_t snd_pcm_type(snd_pcm_t *pcm);
int snd_pcm_close(snd_pcm_t *pcm);
int snd_pcm_poll_descriptors_count(snd_pcm_t *pcm, unsigned int *count);
int snd_pcm_poll_descriptors(snd_pcm_t *pcm, struct pollfd *pfds, unsigned int space);
int snd_pcm_nonblock(snd_pcm_t *pcm, int nonblock);
int snd_pcm_async(snd_pcm_t *pcm, int sig, pid_t pid);