From 90743a00211380390cf4f953956680624b3f32ec Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Wed, 31 Oct 2018 09:41:48 +0200 Subject: make volume muting work --- src/mixer.c | 26 ++++++++++++++++++++++---- 1 file changed, 22 insertions(+), 4 deletions(-) (limited to 'src/mixer.c') diff --git a/src/mixer.c b/src/mixer.c index 4738012..48b3882 100644 --- a/src/mixer.c +++ b/src/mixer.c @@ -10,7 +10,7 @@ struct _snd_mixer_elem { snd_mixer_elem_t *next; snd_mixer_t *mixer; char name[SYSEX_NAMELEN]; - unsigned int index, vol; + unsigned int index, vol, muted_vol; }; struct _snd_mixer { @@ -94,7 +94,6 @@ get_controls(snd_mixer_t *mixer) }; static snd_mixer_elem_t controls[MIXER_MAX_CHANNELS + 1]; - memset(controls, 0, sizeof(controls)); unsigned char buf[0x100]; mio_write(mixer->hdl, dumpreq, sizeof(dumpreq)); @@ -310,8 +309,7 @@ snd_mixer_selem_get_playback_dB(snd_mixer_elem_t *elem, snd_mixer_selem_channel_ int snd_mixer_selem_set_playback_dB(snd_mixer_elem_t *elem, snd_mixer_selem_channel_id_t channel, long value, int dir) { - setvol(elem->mixer, elem->index, value + 0x7f); - elem->vol = value + 0x7f; + setvol(elem->mixer, elem->index, (elem->vol = value + 0x7f)); return 0; } @@ -323,6 +321,26 @@ snd_mixer_selem_get_playback_dB_range(snd_mixer_elem_t *elem, long *min, long *m return 0; } +int +snd_mixer_selem_get_playback_switch(snd_mixer_elem_t *elem, snd_mixer_selem_channel_id_t channel, int *value) +{ + *value = (elem->vol > 0); + return 0; +} + +int +snd_mixer_selem_set_playback_switch(snd_mixer_elem_t *elem, snd_mixer_selem_channel_id_t channel, int value) +{ + if (value) { + elem->muted_vol = (elem->muted_vol ? elem->muted_vol : 10); + setvol(elem->mixer, elem->index, (elem->vol = elem->muted_vol)); + } else { + elem->muted_vol = elem->vol; + setvol(elem->mixer, elem->index, (elem->vol = 0)); + } + return 0; +} + int snd_mixer_selem_has_playback_volume(snd_mixer_elem_t *elem) { -- cgit v1.2.3