[pulseaudio-discuss] [PATCH next v0 03/10] bluetooth: Use bluetooth-util for mic/speaker gain control
Mikel Astiz
mikel.astiz.oss at gmail.com
Wed Dec 12 04:17:03 PST 2012
From: Mikel Astiz <mikel.astiz at bmw-carit.de>
Use the new abstraction in bluetooth-util to both receive volume updates
and request them.
---
src/modules/bluetooth/module-bluetooth-device.c | 94 +++++++++++++++----------
1 file changed, 58 insertions(+), 36 deletions(-)
diff --git a/src/modules/bluetooth/module-bluetooth-device.c b/src/modules/bluetooth/module-bluetooth-device.c
index 70d3334..547aea3 100644
--- a/src/modules/bluetooth/module-bluetooth-device.c
+++ b/src/modules/bluetooth/module-bluetooth-device.c
@@ -147,6 +147,8 @@ struct userdata {
pa_hook_slot *source_state_changed_slot;
pa_hook_slot *transport_state_changed_slot;
pa_hook_slot *transport_nrec_changed_slot;
+ pa_hook_slot *transport_microphone_changed_slot;
+ pa_hook_slot *transport_speaker_changed_slot;
pa_bluetooth_discovery *discovery;
pa_bool_t auto_connect;
@@ -1299,32 +1301,7 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *us
if (!dbus_message_has_path(m, u->path) && (!u->transport || !dbus_message_has_path(m, u->transport->path)))
goto fail;
- if (dbus_message_is_signal(m, "org.bluez.Headset", "SpeakerGainChanged") ||
- dbus_message_is_signal(m, "org.bluez.Headset", "MicrophoneGainChanged")) {
-
- dbus_uint16_t gain;
- pa_cvolume v;
-
- if (!dbus_message_get_args(m, &err, DBUS_TYPE_UINT16, &gain, DBUS_TYPE_INVALID) || gain > HSP_MAX_GAIN) {
- pa_log("Failed to parse org.bluez.Headset.{Speaker|Microphone}GainChanged: %s", err.message);
- goto fail;
- }
-
- if (u->profile == PROFILE_HSP) {
- if (u->sink && dbus_message_is_signal(m, "org.bluez.Headset", "SpeakerGainChanged")) {
- pa_volume_t volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
-
- pa_cvolume_set(&v, u->sample_spec.channels, volume);
- pa_sink_volume_changed(u->sink, &v);
-
- } else if (u->source && dbus_message_is_signal(m, "org.bluez.Headset", "MicrophoneGainChanged")) {
- pa_volume_t volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
-
- pa_cvolume_set(&v, u->sample_spec.channels, volume);
- pa_source_volume_changed(u->source, &v);
- }
- }
- } else if (dbus_message_is_signal(m, "org.bluez.HandsfreeGateway", "PropertyChanged")) {
+ if (dbus_message_is_signal(m, "org.bluez.HandsfreeGateway", "PropertyChanged")) {
pa_bt_audio_state_t state = parse_state_property_change(m);
if (state != PA_BT_AUDIO_STATE_INVALID && pa_hashmap_get(u->card->profiles, "hfgw")) {
@@ -1433,7 +1410,6 @@ fail:
/* Run from main thread */
static void sink_set_volume_cb(pa_sink *s) {
- DBusMessage *m;
dbus_uint16_t gain;
pa_volume_t volume;
struct userdata *u;
@@ -1449,21 +1425,18 @@ static void sink_set_volume_cb(pa_sink *s) {
pa_assert(u);
pa_assert(u->sink == s);
pa_assert(u->profile == PROFILE_HSP);
+ pa_assert(u->transport);
gain = (dbus_uint16_t) round((double) pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN / PA_VOLUME_NORM);
volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", u->path, "org.bluez.Headset", "SetSpeakerGain"));
- pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_UINT16, &gain, DBUS_TYPE_INVALID));
- pa_assert_se(dbus_connection_send(pa_dbus_connection_get(u->connection), m, NULL));
- dbus_message_unref(m);
+ pa_bluetooth_transport_set_speaker_gain(u->transport, gain);
}
/* Run from main thread */
static void source_set_volume_cb(pa_source *s) {
- DBusMessage *m;
dbus_uint16_t gain;
pa_volume_t volume;
struct userdata *u;
@@ -1479,16 +1452,14 @@ static void source_set_volume_cb(pa_source *s) {
pa_assert(u);
pa_assert(u->source == s);
pa_assert(u->profile == PROFILE_HSP);
+ pa_assert(u->transport);
gain = (dbus_uint16_t) round((double) pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN / PA_VOLUME_NORM);
volume = (pa_volume_t) round((double) gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", u->path, "org.bluez.Headset", "SetMicrophoneGain"));
- pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_UINT16, &gain, DBUS_TYPE_INVALID));
- pa_assert_se(dbus_connection_send(pa_dbus_connection_get(u->connection), m, NULL));
- dbus_message_unref(m);
+ pa_bluetooth_transport_set_microphone_gain(u->transport, gain);
}
/* Run from main thread */
@@ -1594,6 +1565,43 @@ static pa_hook_result_t transport_nrec_changed_cb(pa_bluetooth_discovery *y, pa_
return PA_HOOK_OK;
}
+static pa_hook_result_t transport_microphone_gain_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t,
+ struct userdata *u) {
+ pa_cvolume v;
+
+ pa_assert(t);
+ pa_assert(u);
+
+ if (t != u->transport)
+ return PA_HOOK_OK;
+
+ pa_assert(u->source);
+
+ pa_cvolume_set(&v, u->sample_spec.channels,
+ (pa_volume_t) round((double) t->microphone_gain * PA_VOLUME_NORM / HSP_MAX_GAIN));
+ pa_source_volume_changed(u->source, &v);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t transport_speaker_gain_changed_cb(pa_bluetooth_discovery *y, pa_bluetooth_transport *t,
+ struct userdata *u) {
+ pa_cvolume v;
+
+ pa_assert(t);
+ pa_assert(u);
+
+ if (t != u->transport)
+ return PA_HOOK_OK;
+
+ pa_assert(u->sink);
+
+ pa_cvolume_set(&v, u->sample_spec.channels, (pa_volume_t) round((double) t->speaker_gain * PA_VOLUME_NORM / HSP_MAX_GAIN));
+ pa_sink_volume_changed(u->sink, &v);
+
+ return PA_HOOK_OK;
+}
+
static void connect_ports(struct userdata *u, void *sink_or_source_new_data, pa_direction_t direction) {
union {
pa_sink_new_data *sink_new_data;
@@ -2633,6 +2641,14 @@ int pa__init(pa_module* m) {
pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_NREC_CHANGED),
PA_HOOK_NORMAL, (pa_hook_cb_t) transport_nrec_changed_cb, u);
+ u->transport_microphone_changed_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_MICROPHONE_GAIN_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) transport_microphone_gain_changed_cb, u);
+
+ u->transport_speaker_changed_slot =
+ pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_TRANSPORT_SPEAKER_GAIN_CHANGED),
+ PA_HOOK_NORMAL, (pa_hook_cb_t) transport_speaker_gain_changed_cb, u);
+
/* Add the card structure. This will also initialize the default profile */
if (add_card(u) < 0)
goto fail;
@@ -2738,6 +2754,12 @@ void pa__done(pa_module *m) {
if (u->transport_nrec_changed_slot)
pa_hook_slot_free(u->transport_nrec_changed_slot);
+ if (u->transport_microphone_changed_slot)
+ pa_hook_slot_free(u->transport_microphone_changed_slot);
+
+ if (u->transport_speaker_changed_slot)
+ pa_hook_slot_free(u->transport_speaker_changed_slot);
+
if (USE_SCO_OVER_PCM(u))
restore_sco_volume_callbacks(u);
--
1.7.11.7
More information about the pulseaudio-discuss
mailing list