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audio: support more than two channels in volume setting

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Signed-off-by: Kővágó, Zoltán <DirtY.iCE.hu@gmail.com>
Message-id: 5d3dd2ee3baaa62805e79c3901abb7415ae32461.1570996490.git.DirtY.iCE.hu@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Kővágó, Zoltán 2019-10-13 21:58:01 +02:00 • committed by Gerd Hoffmann
parent 337e8de6fb
commit cecc1e79bf
5 changed files with 54 additions and 24 deletions
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20
audio/paaudio.c
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@ -532,20 +532,22 @@ static void qpa_fini_in (HWVoiceIn *hw)
}
}
static void qpa_volume_out(HWVoiceOut *hw, struct mixeng_volume *vol)
static void qpa_volume_out(HWVoiceOut *hw, Volume *vol)
{
PAVoiceOut *pa = (PAVoiceOut *) hw;
pa_operation *op;
pa_cvolume v;
PAConnection *c = pa->g->conn;
int i;
#ifdef PA_CHECK_VERSION /* macro is present in 0.9.16+ */
pa_cvolume_init (&v); /* function is present in 0.9.13+ */
#endif
v.channels = 2;
v.values[0] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * vol->l) / UINT32_MAX;
v.values[1] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * vol->r) / UINT32_MAX;
v.channels = vol->channels;
for (i = 0; i < vol->channels; ++i) {
v.values[i] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * vol->vol[i]) / 255;
}
pa_threaded_mainloop_lock(c->mainloop);
@ -572,20 +574,22 @@ static void qpa_volume_out(HWVoiceOut *hw, struct mixeng_volume *vol)
pa_threaded_mainloop_unlock(c->mainloop);
}
static void qpa_volume_in(HWVoiceIn *hw, struct mixeng_volume *vol)
static void qpa_volume_in(HWVoiceIn *hw, Volume *vol)
{
PAVoiceIn *pa = (PAVoiceIn *) hw;
pa_operation *op;
pa_cvolume v;
PAConnection *c = pa->g->conn;
int i;
#ifdef PA_CHECK_VERSION
pa_cvolume_init (&v);
#endif
v.channels = 2;
v.values[0] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * vol->l) / UINT32_MAX;
v.values[1] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * vol->r) / UINT32_MAX;
v.channels = vol->channels;
for (i = 0; i < vol->channels; ++i) {
v.values[i] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * vol->vol[i]) / 255;
}
pa_threaded_mainloop_lock(c->mainloop);