Commit c473cecb authored by Julian Bouzas's avatar Julian Bouzas

bluez: cleaned module and set media class to Bluez/<direction>/<profile>

parent 23cc1edc
......@@ -11,11 +11,18 @@
* and automatically creates pipewire audio nodes to play and capture audio
*/
#include <spa/utils/keys.h>
#include <spa/utils/names.h>
#include <spa/monitor/monitor.h>
#include <pipewire/pipewire.h>
#include <wp/wp.h>
enum wp_bluez_profile {
WP_BLUEZ_A2DP = 0,
WP_BLUEZ_HEADUNIT = 1, /* HSP/HFP Head Unit (Headsets) */
WP_BLUEZ_GATEWAY = 2 /* HSP/HFP Gateway (Phones) */
};
struct monitor {
struct spa_handle *handle;
struct spa_monitor *monitor;
......@@ -87,6 +94,112 @@ on_endpoint_created(GObject *initable, GAsyncResult *res, gpointer d)
endpoint);
}
static gboolean
parse_bluez_properties (const struct spa_dict *props, const gchar **name,
const gchar **media_class, enum pw_direction *direction)
{
const char *local_name = NULL;
const char *local_media_class = NULL;
enum pw_direction local_direction;
enum wp_bluez_profile profile;
/* Get the name */
local_name = spa_dict_lookup (props, "node.name");
if (!local_name)
return FALSE;
/* Get the media class */
local_media_class = spa_dict_lookup(props, SPA_KEY_MEDIA_CLASS);
if (!local_media_class)
return FALSE;
/* Get the direction */
if (g_str_has_prefix (local_media_class, "Audio/Sink"))
local_direction = PW_DIRECTION_INPUT;
else if (g_str_has_prefix (local_media_class, "Audio/Source"))
local_direction = PW_DIRECTION_OUTPUT;
else
return FALSE;
/* Get the bluez profile */
/* TODO: We need to read the specific profile from a property. For now we
* get the bluez profile from the name, and we asume SCO is never a gateway.
* This will change once pipewire sets the profile property */
if (g_str_has_prefix (local_name, "api.bluez5.a2dp"))
profile = WP_BLUEZ_A2DP;
else if (g_str_has_prefix (local_name, "api.bluez5.sco"))
profile = WP_BLUEZ_HEADUNIT;
else
return FALSE;
/* Set the name */
if (name)
*name = local_name;
/* Set the media class */
if (media_class) {
switch (local_direction) {
case PW_DIRECTION_INPUT:
switch (profile) {
case WP_BLUEZ_A2DP:
*media_class = "Bluez/Sink/A2dp";
break;
case WP_BLUEZ_HEADUNIT:
*media_class = "Bluez/Sink/Headunit";
break;
case WP_BLUEZ_GATEWAY:
*media_class = "Bluez/Sink/Gateway";
break;
default:
break;
}
break;
case PW_DIRECTION_OUTPUT:
switch (profile) {
case WP_BLUEZ_A2DP:
*media_class = "Bluez/Source/A2dp";
break;
case WP_BLUEZ_HEADUNIT:
*media_class = "Bluez/Source/Headunit";
break;
case WP_BLUEZ_GATEWAY:
*media_class = "Bluez/Source/Gateway";
break;
}
break;
default:
break;
}
}
/* Set the direction */
if (direction)
*direction = local_direction;
return TRUE;
}
/* TODO: we need to find a better way to do this */
static gboolean
is_bluez_device (const struct spa_dict *props)
{
const gchar *name = NULL;
/* Get the name */
name = spa_dict_lookup (props, "node.name");
if (!name)
return FALSE;
/* Check if it is a bluez device */
if (!g_str_has_prefix (name, "api.bluez5"))
return FALSE;
return TRUE;
}
static void
on_node_added (WpRemotePipewire *rp, guint id, gconstpointer p, gpointer d)
{
......@@ -98,37 +211,22 @@ on_node_added (WpRemotePipewire *rp, guint id, gconstpointer p, gpointer d)
GVariantBuilder b;
g_autoptr (GVariant) endpoint_props = NULL;
/* Make sure the node has properties */
/* Only handle bluez nodes */
g_return_if_fail(props);
/* Get the media_class */
media_class = spa_dict_lookup(props, "media.class");
/* Get the name */
name = spa_dict_lookup (props, "media.name");
if (!name)
name = spa_dict_lookup (props, "node.name");
/* Only handle bluetooth nodes */
if (!g_str_has_prefix (name, "api.bluez5"))
if (!is_bluez_device (props))
return;
/* Get the direction */
if (g_str_has_prefix (media_class, "Audio/Sink")) {
direction = PW_DIRECTION_INPUT;
} else if (g_str_has_prefix (media_class, "Audio/Source")) {
direction = PW_DIRECTION_OUTPUT;
} else {
g_critical ("failed to parse direction");
/* Parse the bluez properties */
if (!parse_bluez_properties (props, &name, &media_class, &direction)) {
g_critical ("failed to parse bluez properties");
return;
}
/* Set the properties */
g_variant_builder_init (&b, G_VARIANT_TYPE_VARDICT);
g_variant_builder_add (&b, "{sv}",
"name", name ?
g_variant_new_take_string (g_strdup_printf ("Stream %u (%s)", id, name)) :
g_variant_new_take_string (g_strdup_printf ("Stream %u", id)));
"name", g_variant_new_take_string (
g_strdup_printf ("Bluez %u (%s)", id, name)));
g_variant_builder_add (&b, "{sv}",
"media-class", g_variant_new_string (media_class));
g_variant_builder_add (&b, "{sv}",
......@@ -164,44 +262,43 @@ create_node(struct impl *impl, struct device *dev, uint32_t id,
const struct spa_device_object_info *info)
{
struct node *node;
const char *str;
const char *name;
struct pw_properties *props = NULL;
struct pw_factory *factory = NULL;
struct pw_node *adapter = NULL;
struct pw_proxy *proxy = NULL;
/* Check if the type is a node */
if (info->type != SPA_TYPE_INTERFACE_Node)
return NULL;
/* Create the properties */
props = pw_properties_new_dict(info->props);
str = pw_properties_get(dev->props, SPA_KEY_DEVICE_DESCRIPTION);
if (str == NULL)
str = pw_properties_get(dev->props, SPA_KEY_DEVICE_NAME);
if (str == NULL)
str = pw_properties_get(dev->props, SPA_KEY_DEVICE_NICK);
if (str == NULL)
str = pw_properties_get(dev->props, SPA_KEY_DEVICE_ALIAS);
if (str == NULL)
str = "bluetooth-device";
pw_properties_setf(props, PW_KEY_NODE_NAME, "%s.%s", info->factory_name, str);
pw_properties_set(props, PW_KEY_NODE_DESCRIPTION, str);
pw_properties_set(props, "factory.name", info->factory_name);
/* Get the bluez name */
name = pw_properties_get(dev->props, SPA_KEY_DEVICE_DESCRIPTION);
if (name == NULL)
name = pw_properties_get(dev->props, SPA_KEY_DEVICE_NAME);
if (name == NULL)
name = pw_properties_get(dev->props, SPA_KEY_DEVICE_NICK);
if (name == NULL)
name = pw_properties_get(dev->props, SPA_KEY_DEVICE_ALIAS);
if (name == NULL)
name = "bluetooth-device";
/* Find the factory */
factory = wp_remote_pipewire_find_factory(impl->remote_pipewire, "adapter");
g_return_val_if_fail (factory, NULL);
/* Create the properties */
props = pw_properties_new_dict(info->props);
pw_properties_setf(props, PW_KEY_NODE_NAME, "%s.%s", info->factory_name, name);
pw_properties_set(props, PW_KEY_NODE_DESCRIPTION, name);
pw_properties_set(props, PW_KEY_FACTORY_NAME, info->factory_name);
/* Create the adapter */
adapter = pw_factory_create_object(factory, NULL, PW_TYPE_INTERFACE_Node,
PW_VERSION_NODE_PROXY, props, 0);
g_return_val_if_fail (adapter, NULL);
/* Create the proxy */
proxy = wp_remote_pipewire_export(impl->remote_pipewire,
PW_TYPE_INTERFACE_Node, props, adapter, 0);
g_return_val_if_fail (proxy, NULL);
if (!adapter) {
pw_properties_free(props);
return NULL;
}
/* Create the node */
node = g_slice_new0(struct node);
......@@ -210,7 +307,13 @@ create_node(struct impl *impl, struct device *dev, uint32_t id,
node->id = id;
node->props = props;
node->adapter = adapter;
node->proxy = proxy;
node->proxy = wp_remote_pipewire_export(impl->remote_pipewire,
PW_TYPE_INTERFACE_Node, props, adapter, 0);
if (!node->proxy) {
pw_properties_free(props);
g_slice_free (struct node, node);
return NULL;
}
/* Add the node to the list */
spa_list_append(&dev->node_list, &node->link);
......
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