mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
synced 2025-10-29 05:40:23 -04:00
bluetooth: Add support for Media API
Make use of D-Bus to transfer file descriptors.
This commit is contained in:
Luiz Augusto von Dentz
parent
3de129f3ac
commit
8f3ef04b43
4 changed files with 1112 additions and 75 deletions
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@ -28,6 +28,38 @@
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#include <pulsecore/dbus-shared.h>
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#include "bluetooth-util.h"
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#include "ipc.h"
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#define HFP_AG_ENDPOINT "/MediaEndpoint/HFPAG"
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#define A2DP_SOURCE_ENDPOINT "/MediaEndpoint/A2DPSource"
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#define A2DP_SINK_ENDPOINT "/MediaEndpoint/A2DPSink"
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#define ENDPOINT_INTROSPECT_XML \
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DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
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"<node>" \
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" <interface name=\"org.bluez.MediaEndpoint\">" \
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" <method name=\"SetConfiguration\">" \
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" <arg name=\"transport\" direction=\"in\" type=\"o\"/>" \
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" <arg name=\"configuration\" direction=\"in\" type=\"ay\"/>" \
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" </method>" \
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" <method name=\"SelectConfiguration\">" \
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" <arg name=\"capabilities\" direction=\"in\" type=\"ay\"/>" \
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" <arg name=\"configuration\" direction=\"out\" type=\"ay\"/>" \
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" </method>" \
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" <method name=\"ClearConfiguration\">" \
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" </method>" \
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" <method name=\"Release\">" \
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" </method>" \
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" </interface>" \
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" <interface name=\"org.freedesktop.DBus.Introspectable\">" \
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" <method name=\"Introspect\">" \
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" <arg name=\"data\" type=\"s\" direction=\"out\"/>" \
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" </method>" \
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" </interface>" \
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"</node>"
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#define MAX_BITPOOL 64
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#define MIN_BITPOOL 2U
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struct pa_bluetooth_discovery {
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PA_REFCNT_DECLARE;
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@ -86,6 +118,7 @@ static pa_bluetooth_device* device_new(const char *path) {
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d->name = NULL;
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d->path = pa_xstrdup(path);
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d->transports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
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d->paired = -1;
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d->alias = NULL;
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d->device_connected = -1;
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@ -103,11 +136,25 @@ static pa_bluetooth_device* device_new(const char *path) {
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return d;
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}
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static void transport_free(pa_bluetooth_transport *t) {
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pa_assert(t);
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pa_xfree(t->path);
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pa_xfree(t->config);
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pa_xfree(t);
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}
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static void device_free(pa_bluetooth_device *d) {
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pa_bluetooth_uuid *u;
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pa_bluetooth_transport *t;
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pa_assert(d);
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while ((t = pa_hashmap_steal_first(d->transports)))
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transport_free(t);
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pa_hashmap_free(d->transports, NULL, NULL);
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while ((u = d->uuids)) {
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PA_LLIST_REMOVE(pa_bluetooth_uuid, d->uuids, u);
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uuid_free(u);
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@ -331,6 +378,29 @@ static void remove_all_devices(pa_bluetooth_discovery *y) {
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}
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}
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static pa_bluetooth_device *found_device(pa_bluetooth_discovery *y, const char* path) {
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DBusMessage *m;
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pa_bluetooth_device *d;
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pa_assert(y);
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pa_assert(path);
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d = pa_hashmap_get(y->devices, path);
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if (d)
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return d;
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d = device_new(path);
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pa_hashmap_put(y->devices, d->path, d);
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pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Device", "GetProperties"));
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send_and_add_to_pending(y, d, m, get_properties_reply);
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/* Before we read the other properties (Audio, AudioSink, AudioSource,
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* Headset) we wait that the UUID is read */
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return d;
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}
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static void get_properties_reply(DBusPendingCall *pending, void *userdata) {
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DBusMessage *r;
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DBusMessageIter arg_i, element_i;
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@ -415,6 +485,7 @@ static void get_properties_reply(DBusPendingCall *pending, void *userdata) {
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} else if (dbus_message_has_interface(p->message, "org.bluez.HandsfreeGateway")) {
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if (parse_audio_property(y, &d->hfgw_state, &arg_i) < 0)
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goto finish;
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}
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}
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@ -448,25 +519,36 @@ static pa_dbus_pending* send_and_add_to_pending(pa_bluetooth_discovery *y, pa_bl
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return p;
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}
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static void found_device(pa_bluetooth_discovery *y, const char* path) {
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DBusMessage *m;
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pa_bluetooth_device *d;
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static void register_endpoint_reply(DBusPendingCall *pending, void *userdata) {
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DBusError e;
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DBusMessage *r;
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pa_dbus_pending *p;
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pa_bluetooth_discovery *y;
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pa_assert(y);
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pa_assert(path);
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pa_assert(pending);
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if (pa_hashmap_get(y->devices, path))
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return;
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dbus_error_init(&e);
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d = device_new(path);
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pa_assert_se(p = userdata);
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pa_assert_se(y = p->context_data);
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pa_assert_se(r = dbus_pending_call_steal_reply(pending));
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pa_hashmap_put(y->devices, d->path, d);
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if (dbus_message_is_error(r, DBUS_ERROR_SERVICE_UNKNOWN)) {
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pa_log_debug("Bluetooth daemon is apparently not available.");
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remove_all_devices(y);
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goto finish;
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}
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pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Device", "GetProperties"));
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send_and_add_to_pending(y, d, m, get_properties_reply);
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if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) {
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pa_log("Error from RegisterEndpoint reply: %s", dbus_message_get_error_name(r));
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goto finish;
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}
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/* Before we read the other properties (Audio, AudioSink, AudioSource,
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* Headset) we wait that the UUID is read */
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finish:
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dbus_message_unref(r);
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PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p);
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pa_dbus_pending_free(p);
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}
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static void list_devices_reply(DBusPendingCall *pending, void *userdata) {
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@ -516,11 +598,126 @@ finish:
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pa_dbus_pending_free(p);
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}
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static void append_variant(DBusMessageIter *iter, int type, const void *val)
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{
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DBusMessageIter value;
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char sig[2] = { type, '\0' };
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dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, sig, &value);
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dbus_message_iter_append_basic(&value, type, val);
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dbus_message_iter_close_container(iter, &value);
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}
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static void append_array_variant(DBusMessageIter *iter, int type, const void *val, int n_elements)
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{
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DBusMessageIter variant, array;
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char type_sig[2] = { type, '\0' };
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char array_sig[3] = { DBUS_TYPE_ARRAY, type, '\0' };
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dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, array_sig, &variant);
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dbus_message_iter_open_container(&variant, DBUS_TYPE_ARRAY, type_sig, &array);
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dbus_message_iter_append_fixed_array(&array, type, val, n_elements);
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dbus_message_iter_close_container(&variant, &array);
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dbus_message_iter_close_container(iter, &variant);
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}
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static void dict_append_entry(DBusMessageIter *dict, const char *key, int type, void *val)
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{
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DBusMessageIter entry;
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if (type == DBUS_TYPE_STRING) {
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const char *str = *((const char **) val);
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if (str == NULL)
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return;
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}
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dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY, NULL, &entry);
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dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
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append_variant(&entry, type, val);
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dbus_message_iter_close_container(dict, &entry);
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}
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static void dict_append_array(DBusMessageIter *dict, const char *key, int type, void *val, int n_elements)
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{
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DBusMessageIter entry;
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dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY, NULL, &entry);
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dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
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append_array_variant(&entry, type, val, n_elements);
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dbus_message_iter_close_container(dict, &entry);
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}
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static void register_endpoint(pa_bluetooth_discovery *y, const char *path, const char *endpoint, const char *uuid)
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{
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DBusMessage *m;
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DBusMessageIter i, d;
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uint8_t codec = 0;
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pa_log_debug("Registering %s on adapter %s.", endpoint, path);
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pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Media", "RegisterEndpoint"));
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dbus_message_iter_init_append(m, &i);
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dbus_message_iter_append_basic(&i, DBUS_TYPE_OBJECT_PATH, &endpoint);
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dbus_message_iter_open_container(&i, DBUS_TYPE_ARRAY, DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
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DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING DBUS_DICT_ENTRY_END_CHAR_AS_STRING,
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&d);
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dict_append_entry(&d, "UUID", DBUS_TYPE_STRING, &uuid);
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dict_append_entry(&d, "Codec", DBUS_TYPE_BYTE, &codec);
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if (pa_streq(uuid, HFP_AG_UUID)) {
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uint8_t *caps = NULL;
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dict_append_array(&d, "Capabilities", DBUS_TYPE_BYTE, &caps, 0);
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} else {
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sbc_capabilities_raw_t capabilities;
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uint8_t *caps = (uint8_t *) &capabilities;
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capabilities.channel_mode = BT_A2DP_CHANNEL_MODE_MONO | BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL |
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BT_A2DP_CHANNEL_MODE_STEREO | BT_A2DP_CHANNEL_MODE_JOINT_STEREO;
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capabilities.frequency = BT_SBC_SAMPLING_FREQ_16000 | BT_SBC_SAMPLING_FREQ_32000 |
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BT_SBC_SAMPLING_FREQ_44100 | BT_SBC_SAMPLING_FREQ_48000;
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capabilities.allocation_method = BT_A2DP_ALLOCATION_SNR | BT_A2DP_ALLOCATION_LOUDNESS;
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capabilities.subbands = BT_A2DP_SUBBANDS_4 | BT_A2DP_SUBBANDS_8;
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capabilities.block_length = BT_A2DP_BLOCK_LENGTH_4 | BT_A2DP_BLOCK_LENGTH_8 |
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BT_A2DP_BLOCK_LENGTH_12 | BT_A2DP_BLOCK_LENGTH_16;
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capabilities.min_bitpool = MIN_BITPOOL;
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capabilities.max_bitpool = MAX_BITPOOL;
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dict_append_array(&d, "Capabilities", DBUS_TYPE_BYTE, &caps, sizeof(capabilities));
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}
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dbus_message_iter_close_container(&i, &d);
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send_and_add_to_pending(y, NULL, m, register_endpoint_reply);
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}
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static void found_adapter(pa_bluetooth_discovery *y, const char *path) {
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DBusMessage *m;
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pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Adapter", "ListDevices"));
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send_and_add_to_pending(y, NULL, m, list_devices_reply);
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#ifdef DBUS_TYPE_UNIX_FD
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register_endpoint(y, path, HFP_AG_ENDPOINT, HFP_AG_UUID);
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register_endpoint(y, path, A2DP_SOURCE_ENDPOINT, A2DP_SOURCE_UUID);
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register_endpoint(y, path, A2DP_SINK_ENDPOINT, A2DP_SINK_UUID);
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#endif
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}
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static void list_adapters_reply(DBusPendingCall *pending, void *userdata) {
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@ -769,6 +966,87 @@ const pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_disco
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return NULL;
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}
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const pa_bluetooth_transport* pa_bluetooth_discovery_get_transport(pa_bluetooth_discovery *y, const char *path) {
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pa_bluetooth_device *d;
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pa_bluetooth_transport *t;
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void *state = NULL;
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pa_assert(y);
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pa_assert(PA_REFCNT_VALUE(y) > 0);
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pa_assert(path);
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while ((d = pa_hashmap_iterate(y->devices, &state, NULL)))
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if ((t = pa_hashmap_get(d->transports, path)))
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return t;
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return NULL;
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}
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const pa_bluetooth_transport* pa_bluetooth_device_get_transport(const pa_bluetooth_device *d, enum profile profile) {
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pa_bluetooth_transport *t;
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void *state = NULL;
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pa_assert(d);
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while ((t = pa_hashmap_iterate(d->transports, &state, NULL)))
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if (t->profile == profile)
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return t;
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return NULL;
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}
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int pa_bluetooth_transport_acquire(const pa_bluetooth_transport *t, const char *accesstype) {
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DBusMessage *m, *r;
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DBusError err;
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int ret;
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pa_assert(t);
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pa_assert(t->y);
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dbus_error_init(&err);
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pa_assert_se(m = dbus_message_new_method_call("org.bluez", t->path, "org.bluez.MediaTransport", "Acquire"));
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pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_STRING, &accesstype, DBUS_TYPE_INVALID));
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r = dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(t->y->connection), m, -1, &err);
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if (dbus_error_is_set(&err) || !r) {
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pa_log("Failed to acquire transport fd: %s", err.message);
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dbus_error_free(&err);
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return -1;
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}
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if (!dbus_message_get_args(r, &err, DBUS_TYPE_UNIX_FD, &ret, DBUS_TYPE_INVALID)) {
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pa_log("Failed to parse org.bluez.MediaTransport.Acquire(): %s", err.message);
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ret = -1;
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dbus_error_free(&err);
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goto fail;
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}
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fail:
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dbus_message_unref(r);
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return ret;
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}
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void pa_bluetooth_transport_release(const pa_bluetooth_transport *t, const char *accesstype) {
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DBusMessage *m;
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DBusError err;
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pa_assert(t);
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pa_assert(t->y);
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dbus_error_init(&err);
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pa_assert_se(m = dbus_message_new_method_call("org.bluez", t->path, "org.bluez.MediaTransport", "Release"));
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pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_STRING, &accesstype, DBUS_TYPE_INVALID));
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dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(t->y->connection), m, -1, &err);
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if (dbus_error_is_set(&err)) {
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pa_log("Failed to release transport %s: %s", t->path, err.message);
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dbus_error_free(&err);
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} else
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pa_log_info("Transport %s released", t->path);
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}
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static int setup_dbus(pa_bluetooth_discovery *y) {
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DBusError err;
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@ -785,9 +1063,358 @@ static int setup_dbus(pa_bluetooth_discovery *y) {
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return 0;
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}
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static pa_bluetooth_transport *transport_new(pa_bluetooth_discovery *y, const char *path, enum profile p, const uint8_t *config, int size) {
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pa_bluetooth_transport *t;
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t = pa_xnew0(pa_bluetooth_transport, 1);
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t->y = y;
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t->path = pa_xstrdup(path);
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t->profile = p;
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t->config_size = size;
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if (size > 0) {
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t->config = pa_xnew(uint8_t, size);
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memcpy(t->config, config, size);
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}
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return t;
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}
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static DBusMessage *endpoint_set_configuration(DBusConnection *conn, DBusMessage *m, void *userdata) {
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pa_bluetooth_discovery *y = userdata;
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pa_bluetooth_device *d;
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pa_bluetooth_transport *t;
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const char *path, *dev_path = NULL, *uuid = NULL;
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uint8_t *config = NULL;
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int size = 0;
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enum profile p;
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DBusMessageIter args, props;
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DBusMessage *r;
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dbus_message_iter_init(m, &args);
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dbus_message_iter_get_basic(&args, &path);
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if (!dbus_message_iter_next(&args))
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goto fail;
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dbus_message_iter_recurse(&args, &props);
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if (dbus_message_iter_get_arg_type(&props) != DBUS_TYPE_DICT_ENTRY)
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goto fail;
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/* Read transport properties */
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while (dbus_message_iter_get_arg_type(&props) == DBUS_TYPE_DICT_ENTRY) {
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const char *key;
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DBusMessageIter value, entry;
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int var;
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dbus_message_iter_recurse(&props, &entry);
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dbus_message_iter_get_basic(&entry, &key);
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dbus_message_iter_next(&entry);
|
||||
dbus_message_iter_recurse(&entry, &value);
|
||||
|
||||
var = dbus_message_iter_get_arg_type(&value);
|
||||
if (strcasecmp(key, "UUID") == 0) {
|
||||
if (var != DBUS_TYPE_STRING)
|
||||
goto fail;
|
||||
dbus_message_iter_get_basic(&value, &uuid);
|
||||
} else if (strcasecmp(key, "Device") == 0) {
|
||||
if (var != DBUS_TYPE_OBJECT_PATH)
|
||||
goto fail;
|
||||
dbus_message_iter_get_basic(&value, &dev_path);
|
||||
} else if (strcasecmp(key, "Configuration") == 0) {
|
||||
DBusMessageIter array;
|
||||
if (var != DBUS_TYPE_ARRAY)
|
||||
goto fail;
|
||||
dbus_message_iter_recurse(&value, &array);
|
||||
dbus_message_iter_get_fixed_array(&array, &config, &size);
|
||||
}
|
||||
|
||||
dbus_message_iter_next(&props);
|
||||
}
|
||||
|
||||
d = found_device(y, dev_path);
|
||||
if (!d)
|
||||
goto fail;
|
||||
|
||||
if (dbus_message_has_path(m, HFP_AG_ENDPOINT))
|
||||
p = PROFILE_HSP;
|
||||
else if (dbus_message_has_path(m, A2DP_SOURCE_ENDPOINT))
|
||||
p = PROFILE_A2DP;
|
||||
else
|
||||
p = PROFILE_A2DP_SOURCE;
|
||||
|
||||
t = transport_new(y, path, p, config, size);
|
||||
pa_hashmap_put(d->transports, t->path, t);
|
||||
|
||||
pa_log_debug("Transport %s profile %d available", t->path, t->profile);
|
||||
|
||||
pa_assert_se(r = dbus_message_new_method_return(m));
|
||||
|
||||
return r;
|
||||
|
||||
fail:
|
||||
pa_log("org.bluez.MediaEndpoint.SetConfiguration: invalid arguments");
|
||||
pa_assert_se(r = (dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
|
||||
"Unable to set configuration")));
|
||||
return r;
|
||||
}
|
||||
|
||||
static DBusMessage *endpoint_clear_configuration(DBusConnection *c, DBusMessage *m, void *userdata) {
|
||||
pa_bluetooth_discovery *y = userdata;
|
||||
pa_bluetooth_device *d;
|
||||
pa_bluetooth_transport *t;
|
||||
void *state = NULL;
|
||||
DBusMessage *r;
|
||||
DBusError e;
|
||||
const char *path;
|
||||
|
||||
dbus_error_init(&e);
|
||||
|
||||
if (!dbus_message_get_args(m, &e, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
|
||||
pa_log("org.bluez.MediaEndpoint.ClearConfiguration: %s", e.message);
|
||||
dbus_error_free(&e);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
while ((d = pa_hashmap_iterate(y->devices, &state, NULL))) {
|
||||
if ((t = pa_hashmap_get(d->transports, path))) {
|
||||
pa_log_debug("Clearing transport %s profile %d", t->path, t->profile);
|
||||
pa_hashmap_remove(d->transports, t->path);
|
||||
transport_free(t);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
pa_assert_se(r = dbus_message_new_method_return(m));
|
||||
|
||||
return r;
|
||||
|
||||
fail:
|
||||
pa_assert_se(r = (dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
|
||||
"Unable to clear configuration")));
|
||||
return r;
|
||||
}
|
||||
|
||||
static uint8_t a2dp_default_bitpool(uint8_t freq, uint8_t mode) {
|
||||
|
||||
switch (freq) {
|
||||
case BT_SBC_SAMPLING_FREQ_16000:
|
||||
case BT_SBC_SAMPLING_FREQ_32000:
|
||||
return 53;
|
||||
|
||||
case BT_SBC_SAMPLING_FREQ_44100:
|
||||
|
||||
switch (mode) {
|
||||
case BT_A2DP_CHANNEL_MODE_MONO:
|
||||
case BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL:
|
||||
return 31;
|
||||
|
||||
case BT_A2DP_CHANNEL_MODE_STEREO:
|
||||
case BT_A2DP_CHANNEL_MODE_JOINT_STEREO:
|
||||
return 53;
|
||||
|
||||
default:
|
||||
pa_log_warn("Invalid channel mode %u", mode);
|
||||
return 53;
|
||||
}
|
||||
|
||||
case BT_SBC_SAMPLING_FREQ_48000:
|
||||
|
||||
switch (mode) {
|
||||
case BT_A2DP_CHANNEL_MODE_MONO:
|
||||
case BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL:
|
||||
return 29;
|
||||
|
||||
case BT_A2DP_CHANNEL_MODE_STEREO:
|
||||
case BT_A2DP_CHANNEL_MODE_JOINT_STEREO:
|
||||
return 51;
|
||||
|
||||
default:
|
||||
pa_log_warn("Invalid channel mode %u", mode);
|
||||
return 51;
|
||||
}
|
||||
|
||||
default:
|
||||
pa_log_warn("Invalid sampling freq %u", freq);
|
||||
return 53;
|
||||
}
|
||||
}
|
||||
|
||||
static DBusMessage *endpoint_select_configuration(DBusConnection *c, DBusMessage *m, void *userdata) {
|
||||
pa_bluetooth_discovery *y = userdata;
|
||||
sbc_capabilities_raw_t *cap, config;
|
||||
uint8_t *pconf = (uint8_t *) &config;
|
||||
int i, size;
|
||||
DBusMessage *r;
|
||||
DBusError e;
|
||||
|
||||
static const struct {
|
||||
uint32_t rate;
|
||||
uint8_t cap;
|
||||
} freq_table[] = {
|
||||
{ 16000U, BT_SBC_SAMPLING_FREQ_16000 },
|
||||
{ 32000U, BT_SBC_SAMPLING_FREQ_32000 },
|
||||
{ 44100U, BT_SBC_SAMPLING_FREQ_44100 },
|
||||
{ 48000U, BT_SBC_SAMPLING_FREQ_48000 }
|
||||
};
|
||||
|
||||
dbus_error_init(&e);
|
||||
|
||||
if (!dbus_message_get_args(m, &e, DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, &cap, &size, DBUS_TYPE_INVALID)) {
|
||||
pa_log("org.bluez.MediaEndpoint.SelectConfiguration: %s", e.message);
|
||||
dbus_error_free(&e);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (dbus_message_has_path(m, HFP_AG_ENDPOINT))
|
||||
goto done;
|
||||
|
||||
pa_assert(size == sizeof(config));
|
||||
|
||||
memset(&config, 0, sizeof(config));
|
||||
|
||||
/* Find the lowest freq that is at least as high as the requested
|
||||
* sampling rate */
|
||||
for (i = 0; (unsigned) i < PA_ELEMENTSOF(freq_table); i++)
|
||||
if (freq_table[i].rate >= y->core->default_sample_spec.rate && (cap->frequency & freq_table[i].cap)) {
|
||||
config.frequency = freq_table[i].cap;
|
||||
break;
|
||||
}
|
||||
|
||||
if ((unsigned) i == PA_ELEMENTSOF(freq_table)) {
|
||||
for (--i; i >= 0; i--) {
|
||||
if (cap->frequency & freq_table[i].cap) {
|
||||
config.frequency = freq_table[i].cap;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (i < 0) {
|
||||
pa_log("Not suitable sample rate");
|
||||
goto fail;
|
||||
}
|
||||
}
|
||||
|
||||
pa_assert((unsigned) i < PA_ELEMENTSOF(freq_table));
|
||||
|
||||
if (y->core->default_sample_spec.channels <= 1) {
|
||||
if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_MONO)
|
||||
config.channel_mode = BT_A2DP_CHANNEL_MODE_MONO;
|
||||
}
|
||||
|
||||
if (y->core->default_sample_spec.channels >= 2) {
|
||||
if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_JOINT_STEREO)
|
||||
config.channel_mode = BT_A2DP_CHANNEL_MODE_JOINT_STEREO;
|
||||
else if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_STEREO)
|
||||
config.channel_mode = BT_A2DP_CHANNEL_MODE_STEREO;
|
||||
else if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL)
|
||||
config.channel_mode = BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL;
|
||||
else if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_MONO) {
|
||||
config.channel_mode = BT_A2DP_CHANNEL_MODE_MONO;
|
||||
} else {
|
||||
pa_log("No supported channel modes");
|
||||
goto fail;
|
||||
}
|
||||
}
|
||||
|
||||
if (cap->block_length & BT_A2DP_BLOCK_LENGTH_16)
|
||||
config.block_length = BT_A2DP_BLOCK_LENGTH_16;
|
||||
else if (cap->block_length & BT_A2DP_BLOCK_LENGTH_12)
|
||||
config.block_length = BT_A2DP_BLOCK_LENGTH_12;
|
||||
else if (cap->block_length & BT_A2DP_BLOCK_LENGTH_8)
|
||||
config.block_length = BT_A2DP_BLOCK_LENGTH_8;
|
||||
else if (cap->block_length & BT_A2DP_BLOCK_LENGTH_4)
|
||||
config.block_length = BT_A2DP_BLOCK_LENGTH_4;
|
||||
else {
|
||||
pa_log_error("No supported block lengths");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (cap->subbands & BT_A2DP_SUBBANDS_8)
|
||||
config.subbands = BT_A2DP_SUBBANDS_8;
|
||||
else if (cap->subbands & BT_A2DP_SUBBANDS_4)
|
||||
config.subbands = BT_A2DP_SUBBANDS_4;
|
||||
else {
|
||||
pa_log_error("No supported subbands");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (cap->allocation_method & BT_A2DP_ALLOCATION_LOUDNESS)
|
||||
config.allocation_method = BT_A2DP_ALLOCATION_LOUDNESS;
|
||||
else if (cap->allocation_method & BT_A2DP_ALLOCATION_SNR)
|
||||
config.allocation_method = BT_A2DP_ALLOCATION_SNR;
|
||||
|
||||
config.min_bitpool = (uint8_t) PA_MAX(MIN_BITPOOL, cap->min_bitpool);
|
||||
config.max_bitpool = (uint8_t) PA_MIN(a2dp_default_bitpool(config.frequency, config.channel_mode), cap->max_bitpool);
|
||||
|
||||
done:
|
||||
pa_assert_se(r = dbus_message_new_method_return(m));
|
||||
|
||||
pa_assert_se(dbus_message_append_args(
|
||||
r,
|
||||
DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, &pconf, size,
|
||||
DBUS_TYPE_INVALID));
|
||||
|
||||
return r;
|
||||
|
||||
fail:
|
||||
pa_assert_se(r = (dbus_message_new_error(m, "org.bluez.MediaEndpoint.Error.InvalidArguments",
|
||||
"Unable to select configuration")));
|
||||
return r;
|
||||
}
|
||||
|
||||
static DBusHandlerResult endpoint_handler(DBusConnection *c, DBusMessage *m, void *userdata) {
|
||||
struct pa_bluetooth_discovery *y = userdata;
|
||||
DBusMessage *r = NULL;
|
||||
DBusError e;
|
||||
const char *path;
|
||||
|
||||
pa_assert(y);
|
||||
|
||||
pa_log_debug("dbus: interface=%s, path=%s, member=%s\n",
|
||||
dbus_message_get_interface(m),
|
||||
dbus_message_get_path(m),
|
||||
dbus_message_get_member(m));
|
||||
|
||||
path = dbus_message_get_path(m);
|
||||
dbus_error_init(&e);
|
||||
|
||||
if (!pa_streq(path, A2DP_SOURCE_ENDPOINT) && !pa_streq(path, A2DP_SINK_ENDPOINT) && !pa_streq(path, HFP_AG_ENDPOINT))
|
||||
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
|
||||
|
||||
if (dbus_message_is_method_call(m, "org.freedesktop.DBus.Introspectable", "Introspect")) {
|
||||
const char *xml = ENDPOINT_INTROSPECT_XML;
|
||||
|
||||
pa_assert_se(r = dbus_message_new_method_return(m));
|
||||
pa_assert_se(dbus_message_append_args(
|
||||
r,
|
||||
DBUS_TYPE_STRING, &xml,
|
||||
DBUS_TYPE_INVALID));
|
||||
|
||||
} else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "SetConfiguration")) {
|
||||
r = endpoint_set_configuration(c, m, userdata);
|
||||
} else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "SelectConfiguration")) {
|
||||
r = endpoint_select_configuration(c, m, userdata);
|
||||
} else if (dbus_message_is_method_call(m, "org.bluez.MediaEndpoint", "ClearConfiguration"))
|
||||
r = endpoint_clear_configuration(c, m, userdata);
|
||||
else
|
||||
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
|
||||
|
||||
if (r) {
|
||||
pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), r, NULL));
|
||||
dbus_message_unref(r);
|
||||
}
|
||||
|
||||
return DBUS_HANDLER_RESULT_HANDLED;
|
||||
}
|
||||
|
||||
pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) {
|
||||
DBusError err;
|
||||
pa_bluetooth_discovery *y;
|
||||
static const DBusObjectPathVTable vtable_endpoint = {
|
||||
.message_function = endpoint_handler,
|
||||
};
|
||||
|
||||
pa_assert(c);
|
||||
|
||||
|
|
@ -832,6 +1459,12 @@ pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) {
|
|||
goto fail;
|
||||
}
|
||||
|
||||
#ifdef DBUS_TYPE_UNIX_FD
|
||||
pa_assert_se(dbus_connection_register_object_path(pa_dbus_connection_get(y->connection), HFP_AG_ENDPOINT, &vtable_endpoint, y));
|
||||
pa_assert_se(dbus_connection_register_object_path(pa_dbus_connection_get(y->connection), A2DP_SOURCE_ENDPOINT, &vtable_endpoint, y));
|
||||
pa_assert_se(dbus_connection_register_object_path(pa_dbus_connection_get(y->connection), A2DP_SINK_ENDPOINT, &vtable_endpoint, y));
|
||||
#endif
|
||||
|
||||
list_adapters(y);
|
||||
|
||||
return y;
|
||||
|
|
@ -870,6 +1503,11 @@ void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) {
|
|||
}
|
||||
|
||||
if (y->connection) {
|
||||
#ifdef DBUS_TYPE_UNIX_FD
|
||||
dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), HFP_AG_ENDPOINT);
|
||||
dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), A2DP_SOURCE_ENDPOINT);
|
||||
dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), A2DP_SINK_ENDPOINT);
|
||||
#endif
|
||||
pa_dbus_remove_matches(pa_dbus_connection_get(y->connection),
|
||||
"type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',arg0='org.bluez'",
|
||||
"type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterAdded'",
|
||||
|
|
@ -888,6 +1526,8 @@ void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) {
|
|||
if (y->filter_added)
|
||||
dbus_connection_remove_filter(pa_dbus_connection_get(y->connection), filter_cb, y);
|
||||
|
||||
dbus_connection_remove_filter(pa_dbus_connection_get(y->connection), filter_cb, y);
|
||||
|
||||
pa_dbus_connection_unref(y->connection);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -25,6 +25,7 @@
|
|||
#include <dbus/dbus.h>
|
||||
|
||||
#include <pulsecore/llist.h>
|
||||
#include <pulsecore/strlist.h>
|
||||
#include <pulsecore/macro.h>
|
||||
#include <pulsecore/core-util.h>
|
||||
|
||||
|
|
@ -45,6 +46,7 @@
|
|||
typedef struct pa_bluetooth_uuid pa_bluetooth_uuid;
|
||||
typedef struct pa_bluetooth_device pa_bluetooth_device;
|
||||
typedef struct pa_bluetooth_discovery pa_bluetooth_discovery;
|
||||
typedef struct pa_bluetooth_transport pa_bluetooth_transport;
|
||||
|
||||
struct userdata;
|
||||
|
||||
|
|
@ -53,6 +55,23 @@ struct pa_bluetooth_uuid {
|
|||
PA_LLIST_FIELDS(pa_bluetooth_uuid);
|
||||
};
|
||||
|
||||
enum profile {
|
||||
PROFILE_A2DP,
|
||||
PROFILE_A2DP_SOURCE,
|
||||
PROFILE_HSP,
|
||||
PROFILE_HFGW,
|
||||
PROFILE_OFF
|
||||
};
|
||||
|
||||
struct pa_bluetooth_transport {
|
||||
pa_bluetooth_discovery *y;
|
||||
char *path;
|
||||
enum profile profile;
|
||||
uint8_t codec;
|
||||
uint8_t *config;
|
||||
int config_size;
|
||||
};
|
||||
|
||||
/* This enum is shared among Audio, Headset, AudioSink, and AudioSource, although not all values are acceptable in all profiles */
|
||||
typedef enum pa_bt_audio_state {
|
||||
PA_BT_AUDIO_STATE_INVALID = -1,
|
||||
|
|
@ -70,6 +89,7 @@ struct pa_bluetooth_device {
|
|||
/* Device information */
|
||||
char *name;
|
||||
char *path;
|
||||
pa_hashmap *transports;
|
||||
int paired;
|
||||
char *alias;
|
||||
int device_connected;
|
||||
|
|
@ -103,6 +123,12 @@ void pa_bluetooth_discovery_sync(pa_bluetooth_discovery *d);
|
|||
const pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *d, const char* path);
|
||||
const pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *d, const char* address);
|
||||
|
||||
const pa_bluetooth_transport* pa_bluetooth_discovery_get_transport(pa_bluetooth_discovery *y, const char *path);
|
||||
const pa_bluetooth_transport* pa_bluetooth_device_get_transport(const pa_bluetooth_device *d, enum profile profile);
|
||||
|
||||
int pa_bluetooth_transport_acquire(const pa_bluetooth_transport *t, const char *accesstype);
|
||||
void pa_bluetooth_transport_release(const pa_bluetooth_transport *t, const char *accesstype);
|
||||
|
||||
pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *d);
|
||||
|
||||
const char* pa_bluetooth_get_form_factor(uint32_t class);
|
||||
|
|
|
|||
|
|
@ -201,6 +201,34 @@ typedef struct {
|
|||
uint8_t max_bitpool;
|
||||
} __attribute__ ((packed)) sbc_capabilities_t;
|
||||
|
||||
#if __BYTE_ORDER == __LITTLE_ENDIAN
|
||||
|
||||
typedef struct {
|
||||
uint8_t channel_mode:4;
|
||||
uint8_t frequency:4;
|
||||
uint8_t allocation_method:2;
|
||||
uint8_t subbands:2;
|
||||
uint8_t block_length:4;
|
||||
uint8_t min_bitpool;
|
||||
uint8_t max_bitpool;
|
||||
} __attribute__ ((packed)) sbc_capabilities_raw_t;
|
||||
|
||||
#elif __BYTE_ORDER == __BIG_ENDIAN
|
||||
|
||||
typedef struct {
|
||||
uint8_t frequency:4;
|
||||
uint8_t channel_mode:4;
|
||||
uint8_t block_length:4;
|
||||
uint8_t subbands:2;
|
||||
uint8_t allocation_method:2;
|
||||
uint8_t min_bitpool;
|
||||
uint8_t max_bitpool;
|
||||
} __attribute__ ((packed)) sbc_capabilities_raw_t;
|
||||
|
||||
#else
|
||||
#error "Unknown byte order"
|
||||
#endif
|
||||
|
||||
typedef struct {
|
||||
codec_capabilities_t capability;
|
||||
uint8_t channel_mode;
|
||||
|
|
|
|||
|
|
@ -48,6 +48,7 @@
|
|||
#include <pulsecore/time-smoother.h>
|
||||
#include <pulsecore/namereg.h>
|
||||
#include <pulsecore/dbus-shared.h>
|
||||
#include <pulsecore/llist.h>
|
||||
|
||||
#include "module-bluetooth-device-symdef.h"
|
||||
#include "ipc.h"
|
||||
|
|
@ -129,20 +130,15 @@ struct hsp_info {
|
|||
pa_hook_slot *source_state_changed_slot;
|
||||
};
|
||||
|
||||
enum profile {
|
||||
PROFILE_A2DP,
|
||||
PROFILE_A2DP_SOURCE,
|
||||
PROFILE_HSP,
|
||||
PROFILE_HFGW,
|
||||
PROFILE_OFF
|
||||
};
|
||||
|
||||
struct userdata {
|
||||
pa_core *core;
|
||||
pa_module *module;
|
||||
|
||||
char *address;
|
||||
char *path;
|
||||
char *transport;
|
||||
char *accesstype;
|
||||
|
||||
pa_bluetooth_discovery *discovery;
|
||||
pa_bool_t auto_connect;
|
||||
|
||||
|
|
@ -202,10 +198,14 @@ static int service_send(struct userdata *u, const bt_audio_msg_header_t *msg) {
|
|||
ssize_t r;
|
||||
|
||||
pa_assert(u);
|
||||
pa_assert(u->service_fd >= 0);
|
||||
pa_assert(msg);
|
||||
pa_assert(msg->length > 0);
|
||||
|
||||
if (u->service_fd < 0) {
|
||||
pa_log_warn("Service not connected");
|
||||
return -1;
|
||||
}
|
||||
|
||||
pa_log_debug("Sending %s -> %s",
|
||||
pa_strnull(bt_audio_strtype(msg->type)),
|
||||
pa_strnull(bt_audio_strname(msg->name)));
|
||||
|
|
@ -745,42 +745,11 @@ static int set_conf(struct userdata *u) {
|
|||
}
|
||||
|
||||
/* from IO thread, except in SCO over PCM */
|
||||
static int start_stream_fd(struct userdata *u) {
|
||||
union {
|
||||
bt_audio_msg_header_t rsp;
|
||||
struct bt_start_stream_req start_req;
|
||||
struct bt_start_stream_rsp start_rsp;
|
||||
struct bt_new_stream_ind streamfd_ind;
|
||||
bt_audio_error_t error;
|
||||
uint8_t buf[BT_SUGGESTED_BUFFER_SIZE];
|
||||
} msg;
|
||||
|
||||
static int setup_stream(struct userdata *u) {
|
||||
struct pollfd *pollfd;
|
||||
int one;
|
||||
|
||||
pa_assert(u);
|
||||
pa_assert(u->rtpoll);
|
||||
pa_assert(!u->rtpoll_item);
|
||||
pa_assert(u->stream_fd < 0);
|
||||
|
||||
memset(msg.buf, 0, BT_SUGGESTED_BUFFER_SIZE);
|
||||
msg.start_req.h.type = BT_REQUEST;
|
||||
msg.start_req.h.name = BT_START_STREAM;
|
||||
msg.start_req.h.length = sizeof(msg.start_req);
|
||||
|
||||
if (service_send(u, &msg.start_req.h) < 0)
|
||||
return -1;
|
||||
|
||||
if (service_expect(u, &msg.rsp, sizeof(msg), BT_START_STREAM, sizeof(msg.start_rsp)) < 0)
|
||||
return -1;
|
||||
|
||||
if (service_expect(u, &msg.rsp, sizeof(msg), BT_NEW_STREAM, sizeof(msg.streamfd_ind)) < 0)
|
||||
return -1;
|
||||
|
||||
if ((u->stream_fd = bt_audio_service_get_data_fd(u->service_fd)) < 0) {
|
||||
pa_log("Failed to get stream fd from audio service.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
pa_make_fd_nonblock(u->stream_fd);
|
||||
pa_make_socket_low_delay(u->stream_fd);
|
||||
|
||||
|
|
@ -811,6 +780,43 @@ static int start_stream_fd(struct userdata *u) {
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int start_stream_fd(struct userdata *u) {
|
||||
union {
|
||||
bt_audio_msg_header_t rsp;
|
||||
struct bt_start_stream_req start_req;
|
||||
struct bt_start_stream_rsp start_rsp;
|
||||
struct bt_new_stream_ind streamfd_ind;
|
||||
bt_audio_error_t error;
|
||||
uint8_t buf[BT_SUGGESTED_BUFFER_SIZE];
|
||||
} msg;
|
||||
|
||||
pa_assert(u);
|
||||
pa_assert(u->rtpoll);
|
||||
pa_assert(!u->rtpoll_item);
|
||||
pa_assert(u->stream_fd < 0);
|
||||
|
||||
memset(msg.buf, 0, BT_SUGGESTED_BUFFER_SIZE);
|
||||
msg.start_req.h.type = BT_REQUEST;
|
||||
msg.start_req.h.name = BT_START_STREAM;
|
||||
msg.start_req.h.length = sizeof(msg.start_req);
|
||||
|
||||
if (service_send(u, &msg.start_req.h) < 0)
|
||||
return -1;
|
||||
|
||||
if (service_expect(u, &msg.rsp, sizeof(msg), BT_START_STREAM, sizeof(msg.start_rsp)) < 0)
|
||||
return -1;
|
||||
|
||||
if (service_expect(u, &msg.rsp, sizeof(msg), BT_NEW_STREAM, sizeof(msg.streamfd_ind)) < 0)
|
||||
return -1;
|
||||
|
||||
if ((u->stream_fd = bt_audio_service_get_data_fd(u->service_fd)) < 0) {
|
||||
pa_log("Failed to get stream fd from audio service.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
return setup_stream(u);
|
||||
}
|
||||
|
||||
/* from IO thread */
|
||||
static int stop_stream_fd(struct userdata *u) {
|
||||
union {
|
||||
|
|
@ -852,6 +858,76 @@ static int stop_stream_fd(struct userdata *u) {
|
|||
return r;
|
||||
}
|
||||
|
||||
static void bt_transport_release(struct userdata *u)
|
||||
{
|
||||
const char *accesstype = "rw";
|
||||
const pa_bluetooth_transport *t;
|
||||
|
||||
/* Ignore if already released */
|
||||
if (!u->accesstype)
|
||||
return;
|
||||
|
||||
pa_log_debug("Releasing transport %s", u->transport);
|
||||
|
||||
t = pa_bluetooth_discovery_get_transport(u->discovery, u->transport);
|
||||
if (t)
|
||||
pa_bluetooth_transport_release(t, accesstype);
|
||||
|
||||
pa_xfree(u->accesstype);
|
||||
u->accesstype = NULL;
|
||||
|
||||
if (u->rtpoll_item) {
|
||||
pa_rtpoll_item_free(u->rtpoll_item);
|
||||
u->rtpoll_item = NULL;
|
||||
}
|
||||
|
||||
if (u->stream_fd >= 0) {
|
||||
pa_close(u->stream_fd);
|
||||
u->stream_fd = -1;
|
||||
}
|
||||
|
||||
if (u->read_smoother) {
|
||||
pa_smoother_free(u->read_smoother);
|
||||
u->read_smoother = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
static int bt_transport_acquire(struct userdata *u, pa_bool_t start)
|
||||
{
|
||||
const char *accesstype = "rw";
|
||||
const pa_bluetooth_transport *t;
|
||||
|
||||
if (u->accesstype) {
|
||||
if (start)
|
||||
goto done;
|
||||
return 0;
|
||||
}
|
||||
|
||||
pa_log_debug("Acquiring transport %s", u->transport);
|
||||
|
||||
t = pa_bluetooth_discovery_get_transport(u->discovery, u->transport);
|
||||
if (!t) {
|
||||
pa_log("Transport %s no longer available", u->transport);
|
||||
pa_xfree(u->transport);
|
||||
u->transport = NULL;
|
||||
return -1;
|
||||
}
|
||||
|
||||
u->stream_fd = pa_bluetooth_transport_acquire(t, accesstype);
|
||||
if (u->stream_fd < 0)
|
||||
return -1;
|
||||
|
||||
u->accesstype = pa_xstrdup(accesstype);
|
||||
pa_log_info("Transport %s acquired: fd %d", u->transport, u->stream_fd);
|
||||
|
||||
if (!start)
|
||||
return 0;
|
||||
|
||||
done:
|
||||
pa_log_info("Transport %s resuming", u->transport);
|
||||
return setup_stream(u);
|
||||
}
|
||||
|
||||
/* Run from IO thread */
|
||||
static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
|
||||
struct userdata *u = PA_SINK(o)->userdata;
|
||||
|
|
@ -870,11 +946,15 @@ static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offse
|
|||
pa_assert(PA_SINK_IS_OPENED(u->sink->thread_info.state));
|
||||
|
||||
/* Stop the device if the source is suspended as well */
|
||||
if (!u->source || u->source->state == PA_SOURCE_SUSPENDED)
|
||||
if (!u->source || u->source->state == PA_SOURCE_SUSPENDED) {
|
||||
/* We deliberately ignore whether stopping
|
||||
* actually worked. Since the stream_fd is
|
||||
* closed it doesn't really matter */
|
||||
stop_stream_fd(u);
|
||||
if (u->transport)
|
||||
bt_transport_release(u);
|
||||
else
|
||||
stop_stream_fd(u);
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
|
|
@ -884,9 +964,13 @@ static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offse
|
|||
break;
|
||||
|
||||
/* Resume the device if the source was suspended as well */
|
||||
if (!u->source || u->source->state == PA_SOURCE_SUSPENDED)
|
||||
if (start_stream_fd(u) < 0)
|
||||
if (!u->source || u->source->state == PA_SOURCE_SUSPENDED) {
|
||||
if (u->transport) {
|
||||
if (bt_transport_acquire(u, TRUE) < 0)
|
||||
failed = TRUE;
|
||||
} else if (start_stream_fd(u) < 0)
|
||||
failed = TRUE;
|
||||
}
|
||||
break;
|
||||
|
||||
case PA_SINK_UNLINKED:
|
||||
|
|
@ -942,8 +1026,12 @@ static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t off
|
|||
pa_assert(PA_SOURCE_IS_OPENED(u->source->thread_info.state));
|
||||
|
||||
/* Stop the device if the sink is suspended as well */
|
||||
if (!u->sink || u->sink->state == PA_SINK_SUSPENDED)
|
||||
stop_stream_fd(u);
|
||||
if (!u->sink || u->sink->state == PA_SINK_SUSPENDED) {
|
||||
if (u->transport)
|
||||
bt_transport_release(u);
|
||||
else
|
||||
stop_stream_fd(u);
|
||||
}
|
||||
|
||||
if (u->read_smoother)
|
||||
pa_smoother_pause(u->read_smoother, pa_rtclock_now());
|
||||
|
|
@ -955,10 +1043,13 @@ static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t off
|
|||
break;
|
||||
|
||||
/* Resume the device if the sink was suspended as well */
|
||||
if (!u->sink || u->sink->thread_info.state == PA_SINK_SUSPENDED)
|
||||
if (start_stream_fd(u) < 0)
|
||||
if (!u->sink || u->sink->thread_info.state == PA_SINK_SUSPENDED) {
|
||||
if (u->transport) {
|
||||
if (bt_transport_acquire(u, TRUE) < 0)
|
||||
failed = TRUE;
|
||||
|
||||
} else if (start_stream_fd(u) < 0)
|
||||
failed = TRUE;
|
||||
}
|
||||
/* We don't resume the smoother here. Instead we
|
||||
* wait until the first packet arrives */
|
||||
break;
|
||||
|
|
@ -1414,7 +1505,10 @@ static void thread_func(void *userdata) {
|
|||
|
||||
pa_thread_mq_install(&u->thread_mq);
|
||||
|
||||
if (start_stream_fd(u) < 0)
|
||||
if (u->transport) {
|
||||
if (bt_transport_acquire(u, TRUE) < 0)
|
||||
goto fail;
|
||||
} else if (start_stream_fd(u) < 0)
|
||||
goto fail;
|
||||
|
||||
for (;;) {
|
||||
|
|
@ -1709,17 +1803,25 @@ static void sco_over_pcm_state_update(struct userdata *u) {
|
|||
if (u->service_fd >= 0)
|
||||
return;
|
||||
|
||||
init_bt(u);
|
||||
|
||||
pa_log_debug("Resuming SCO over PCM");
|
||||
if ((init_bt(u) < 0) || (init_profile(u) < 0))
|
||||
if (init_profile(u) < 0)
|
||||
pa_log("Can't resume SCO over PCM");
|
||||
|
||||
start_stream_fd(u);
|
||||
if (u->transport)
|
||||
bt_transport_acquire(u, TRUE);
|
||||
else
|
||||
start_stream_fd(u);
|
||||
} else {
|
||||
|
||||
if (u->service_fd < 0)
|
||||
return;
|
||||
|
||||
stop_stream_fd(u);
|
||||
if (u->transport)
|
||||
bt_transport_release(u);
|
||||
else
|
||||
stop_stream_fd(u);
|
||||
|
||||
pa_log_debug("Closing SCO over PCM");
|
||||
pa_close(u->service_fd);
|
||||
|
|
@ -1906,6 +2008,218 @@ static void shutdown_bt(struct userdata *u) {
|
|||
}
|
||||
}
|
||||
|
||||
static int bt_transport_config_a2dp(struct userdata *u)
|
||||
{
|
||||
const pa_bluetooth_transport *t;
|
||||
struct a2dp_info *a2dp = &u->a2dp;
|
||||
sbc_capabilities_raw_t *config;
|
||||
|
||||
t = pa_bluetooth_discovery_get_transport(u->discovery, u->transport);
|
||||
pa_assert(t);
|
||||
|
||||
config = (sbc_capabilities_raw_t *) t->config;
|
||||
|
||||
if (a2dp->sbc_initialized)
|
||||
sbc_reinit(&a2dp->sbc, 0);
|
||||
else
|
||||
sbc_init(&a2dp->sbc, 0);
|
||||
a2dp->sbc_initialized = TRUE;
|
||||
|
||||
switch (config->frequency) {
|
||||
case BT_SBC_SAMPLING_FREQ_16000:
|
||||
a2dp->sbc.frequency = SBC_FREQ_16000;
|
||||
break;
|
||||
case BT_SBC_SAMPLING_FREQ_32000:
|
||||
a2dp->sbc.frequency = SBC_FREQ_32000;
|
||||
break;
|
||||
case BT_SBC_SAMPLING_FREQ_44100:
|
||||
a2dp->sbc.frequency = SBC_FREQ_44100;
|
||||
break;
|
||||
case BT_SBC_SAMPLING_FREQ_48000:
|
||||
a2dp->sbc.frequency = SBC_FREQ_48000;
|
||||
break;
|
||||
default:
|
||||
pa_assert_not_reached();
|
||||
}
|
||||
|
||||
switch (config->channel_mode) {
|
||||
case BT_A2DP_CHANNEL_MODE_MONO:
|
||||
a2dp->sbc.mode = SBC_MODE_MONO;
|
||||
break;
|
||||
case BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL:
|
||||
a2dp->sbc.mode = SBC_MODE_DUAL_CHANNEL;
|
||||
break;
|
||||
case BT_A2DP_CHANNEL_MODE_STEREO:
|
||||
a2dp->sbc.mode = SBC_MODE_STEREO;
|
||||
break;
|
||||
case BT_A2DP_CHANNEL_MODE_JOINT_STEREO:
|
||||
a2dp->sbc.mode = SBC_MODE_JOINT_STEREO;
|
||||
break;
|
||||
default:
|
||||
pa_assert_not_reached();
|
||||
}
|
||||
|
||||
switch (config->allocation_method) {
|
||||
case BT_A2DP_ALLOCATION_SNR:
|
||||
a2dp->sbc.allocation = SBC_AM_SNR;
|
||||
break;
|
||||
case BT_A2DP_ALLOCATION_LOUDNESS:
|
||||
a2dp->sbc.allocation = SBC_AM_LOUDNESS;
|
||||
break;
|
||||
default:
|
||||
pa_assert_not_reached();
|
||||
}
|
||||
|
||||
switch (config->subbands) {
|
||||
case BT_A2DP_SUBBANDS_4:
|
||||
a2dp->sbc.subbands = SBC_SB_4;
|
||||
break;
|
||||
case BT_A2DP_SUBBANDS_8:
|
||||
a2dp->sbc.subbands = SBC_SB_8;
|
||||
break;
|
||||
default:
|
||||
pa_assert_not_reached();
|
||||
}
|
||||
|
||||
switch (config->block_length) {
|
||||
case BT_A2DP_BLOCK_LENGTH_4:
|
||||
a2dp->sbc.blocks = SBC_BLK_4;
|
||||
break;
|
||||
case BT_A2DP_BLOCK_LENGTH_8:
|
||||
a2dp->sbc.blocks = SBC_BLK_8;
|
||||
break;
|
||||
case BT_A2DP_BLOCK_LENGTH_12:
|
||||
a2dp->sbc.blocks = SBC_BLK_12;
|
||||
break;
|
||||
case BT_A2DP_BLOCK_LENGTH_16:
|
||||
a2dp->sbc.blocks = SBC_BLK_16;
|
||||
break;
|
||||
default:
|
||||
pa_assert_not_reached();
|
||||
}
|
||||
|
||||
a2dp->sbc.bitpool = config->max_bitpool;
|
||||
a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
|
||||
a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
|
||||
|
||||
u->block_size =
|
||||
((u->link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
|
||||
/ a2dp->frame_length
|
||||
* a2dp->codesize);
|
||||
|
||||
pa_log_info("SBC parameters:\n\tallocation=%u\n\tsubbands=%u\n\tblocks=%u\n\tbitpool=%u\n",
|
||||
a2dp->sbc.allocation, a2dp->sbc.subbands, a2dp->sbc.blocks, a2dp->sbc.bitpool);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int bt_transport_config(struct userdata *u)
|
||||
{
|
||||
if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) {
|
||||
u->block_size = u->link_mtu;
|
||||
return 0;
|
||||
}
|
||||
|
||||
return bt_transport_config_a2dp(u);
|
||||
}
|
||||
|
||||
static int parse_transport_property(struct userdata *u, DBusMessageIter *i)
|
||||
{
|
||||
const char *key;
|
||||
DBusMessageIter variant_i;
|
||||
|
||||
pa_assert(u);
|
||||
pa_assert(i);
|
||||
|
||||
if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_STRING) {
|
||||
pa_log("Property name not a string.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
dbus_message_iter_get_basic(i, &key);
|
||||
|
||||
if (!dbus_message_iter_next(i)) {
|
||||
pa_log("Property value missing");
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_VARIANT) {
|
||||
pa_log("Property value not a variant.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
dbus_message_iter_recurse(i, &variant_i);
|
||||
|
||||
switch (dbus_message_iter_get_arg_type(&variant_i)) {
|
||||
|
||||
case DBUS_TYPE_UINT16: {
|
||||
|
||||
uint16_t value;
|
||||
dbus_message_iter_get_basic(&variant_i, &value);
|
||||
|
||||
if (pa_streq(key, "OMTU"))
|
||||
u->link_mtu = value;
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Run from main thread */
|
||||
static int bt_transport_open(struct userdata *u)
|
||||
{
|
||||
DBusMessage *m, *r;
|
||||
DBusMessageIter arg_i, element_i;
|
||||
DBusError err;
|
||||
|
||||
if (bt_transport_acquire(u, FALSE) < 0)
|
||||
return -1;
|
||||
|
||||
dbus_error_init(&err);
|
||||
|
||||
pa_assert_se(m = dbus_message_new_method_call("org.bluez", u->transport, "org.bluez.MediaTransport", "GetProperties"));
|
||||
r = dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(u->connection), m, -1, &err);
|
||||
|
||||
if (dbus_error_is_set(&err) || !r) {
|
||||
pa_log("Failed to get transport properties: %s", err.message);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (!dbus_message_iter_init(r, &arg_i)) {
|
||||
pa_log("GetProperties reply has no arguments.");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (dbus_message_iter_get_arg_type(&arg_i) != DBUS_TYPE_ARRAY) {
|
||||
pa_log("GetProperties argument is not an array.");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
dbus_message_iter_recurse(&arg_i, &element_i);
|
||||
while (dbus_message_iter_get_arg_type(&element_i) != DBUS_TYPE_INVALID) {
|
||||
|
||||
if (dbus_message_iter_get_arg_type(&element_i) == DBUS_TYPE_DICT_ENTRY) {
|
||||
DBusMessageIter dict_i;
|
||||
|
||||
dbus_message_iter_recurse(&element_i, &dict_i);
|
||||
|
||||
parse_transport_property(u, &dict_i);
|
||||
}
|
||||
|
||||
if (!dbus_message_iter_next(&element_i))
|
||||
break;
|
||||
}
|
||||
|
||||
return bt_transport_config(u);
|
||||
|
||||
fail:
|
||||
dbus_message_unref(r);
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Run from main thread */
|
||||
static int init_bt(struct userdata *u) {
|
||||
pa_assert(u);
|
||||
|
|
@ -1917,7 +2231,7 @@ static int init_bt(struct userdata *u) {
|
|||
u->service_read_type = 0;
|
||||
|
||||
if ((u->service_fd = bt_audio_service_open()) < 0) {
|
||||
pa_log_error("Couldn't connect to bluetooth audio service");
|
||||
pa_log_warn("Bluetooth audio service not available");
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
|
@ -1928,8 +2242,30 @@ static int init_bt(struct userdata *u) {
|
|||
|
||||
/* Run from main thread */
|
||||
static int setup_bt(struct userdata *u) {
|
||||
const pa_bluetooth_device *d;
|
||||
const pa_bluetooth_transport *t;
|
||||
|
||||
pa_assert(u);
|
||||
|
||||
if (!(d = pa_bluetooth_discovery_get_by_path(u->discovery, u->path))) {
|
||||
pa_log_error("Failed to get device object.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* release transport if exist */
|
||||
if (u->transport) {
|
||||
bt_transport_release(u);
|
||||
pa_xfree(u->transport);
|
||||
u->transport = NULL;
|
||||
}
|
||||
|
||||
/* check if profile has a transport */
|
||||
t = pa_bluetooth_device_get_transport(d, u->profile);
|
||||
if (t) {
|
||||
u->transport = pa_xstrdup(t->path);
|
||||
return bt_transport_open(u);
|
||||
}
|
||||
|
||||
if (get_caps(u, 0) < 0)
|
||||
return -1;
|
||||
|
||||
|
|
@ -2036,7 +2372,10 @@ static int start_thread(struct userdata *u) {
|
|||
|
||||
#ifdef NOKIA
|
||||
if (USE_SCO_OVER_PCM(u)) {
|
||||
if (start_stream_fd(u) < 0)
|
||||
if (u->transport) {
|
||||
if (bt_transport_acquire(u, TRUE) < 0)
|
||||
return -1;
|
||||
} else if (start_stream_fd(u) < 0)
|
||||
return -1;
|
||||
|
||||
pa_sink_ref(u->sink);
|
||||
|
|
@ -2316,7 +2655,7 @@ static const pa_bluetooth_device* find_device(struct userdata *u, const char *ad
|
|||
}
|
||||
|
||||
if (address && !(pa_streq(d->address, address))) {
|
||||
pa_log_error("Passed path %s and address %s don't match.", path, address);
|
||||
pa_log_error("Passed path %s address %s != %s don't match.", path, d->address, address);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
|
@ -2429,10 +2768,6 @@ int pa__init(pa_module* m) {
|
|||
if (add_card(u, device) < 0)
|
||||
goto fail;
|
||||
|
||||
/* Connect to the BT service and query capabilities */
|
||||
if (init_bt(u) < 0)
|
||||
goto fail;
|
||||
|
||||
if (!dbus_connection_add_filter(pa_dbus_connection_get(u->connection), filter_cb, u, NULL)) {
|
||||
pa_log_error("Failed to add filter function");
|
||||
goto fail;
|
||||
|
|
@ -2458,6 +2793,9 @@ int pa__init(pa_module* m) {
|
|||
pa_xfree(speaker);
|
||||
pa_xfree(mike);
|
||||
|
||||
/* Connect to the BT service */
|
||||
init_bt(u);
|
||||
|
||||
if (u->profile != PROFILE_OFF)
|
||||
if (init_profile(u) < 0)
|
||||
goto fail;
|
||||
|
|
@ -2552,6 +2890,11 @@ void pa__done(pa_module *m) {
|
|||
pa_xfree(u->address);
|
||||
pa_xfree(u->path);
|
||||
|
||||
if (u->transport) {
|
||||
bt_transport_release(u);
|
||||
pa_xfree(u->transport);
|
||||
}
|
||||
|
||||
if (u->discovery)
|
||||
pa_bluetooth_discovery_unref(u->discovery);
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue