Improve introspection

Add instrospection of client and source-output.
Add properties to source-output and to CreateSourceOutput/Input
Add helper to fill properties of context.
Add client-name to pinossrc and pinossink
Improve test-subscribe to show all new introspection details.

src/tests/test-subscribe.c

@@ -23,10 +23,158 @@
 
 static GMainLoop *loop;
 
-static void
-dump_object (GDBusProxy *proxy)
+static gboolean
+print_field (GQuark field, const GValue * value, gpointer user_data)
 {
+  gchar *str = gst_value_serialize (value);
 
+  g_print ("\t\t%15s: %s\n", g_quark_to_string (field), str);
+  g_free (str);
+  return TRUE;
+}
+
+static void
+print_formats (GBytes *formats)
+{
+  GstCaps *caps = gst_caps_from_string (g_bytes_get_data (formats, NULL));
+  guint i;
+
+  g_print ("\tformats:\n");
+
+  if (gst_caps_is_any (caps)) {
+    g_print ("\t\tANY\n");
+    return;
+  }
+  if (gst_caps_is_empty (caps)) {
+    g_print ("\t\tEMPTY\n");
+    return;
+  }
+  for (i = 0; i < gst_caps_get_size (caps); i++) {
+    GstStructure *structure = gst_caps_get_structure (caps, i);
+    GstCapsFeatures *features = gst_caps_get_features (caps, i);
+
+    if (features && (gst_caps_features_is_any (features) ||
+            !gst_caps_features_is_equal (features,
+                GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY))) {
+      gchar *features_string = gst_caps_features_to_string (features);
+
+      g_print ("\t\t%s(%s)\n", gst_structure_get_name (structure),
+          features_string);
+      g_free (features_string);
+    } else {
+      g_print ("\t\t%s\n", gst_structure_get_name (structure));
+    }
+    gst_structure_foreach (structure, print_field, NULL);
+  }
+}
+
+static void
+print_properties (PinosProperties *props)
+{
+  gpointer state = NULL;
+  const gchar *key;
+
+  g_print ("\tproperties:\n");
+  while ((key = pinos_properties_iterate (props, &state))) {
+    g_print ("\t\t%s = \"%s\"\n", key, pinos_properties_get (props, key));
+  }
+}
+
+static gboolean
+dump_daemon_info (PinosContext *c, const PinosDaemonInfo *info, gpointer userdata)
+{
+  if (info == NULL)
+    return FALSE;
+
+  g_print ("\tid: %p\n", info->id);
+  g_print ("\tuser-name: \"%s\"\n", info->user_name);
+  g_print ("\thost-name: \"%s\"\n", info->host_name);
+  g_print ("\tversion: \"%s\"\n", info->version);
+  g_print ("\tname: \"%s\"\n", info->name);
+  g_print ("\tcookie: %d\n", info->cookie);
+  print_properties (info->properties);
+
+  return TRUE;
+}
+
+static gboolean
+dump_client_info (PinosContext *c, const PinosClientInfo *info, gpointer userdata)
+{
+  if (info == NULL)
+    return FALSE;
+
+  g_print ("\tid: %p\n", info->id);
+  g_print ("\tname: \"%s\"\n", info->name);
+  print_properties (info->properties);
+
+  return TRUE;
+}
+
+static gboolean
+dump_source_info (PinosContext *c, const PinosSourceInfo *info, gpointer userdata)
+{
+  if (info == NULL)
+    return FALSE;
+
+  g_print ("\tid: %p\n", info->id);
+  g_print ("\tsource-path: \"%s\"\n", info->source_path);
+  g_print ("\tname: \"%s\"\n", info->name);
+  g_print ("\tstate: %d\n", info->state);
+  print_formats (info->formats);
+  print_properties (info->properties);
+
+  return TRUE;
+}
+
+static gboolean
+dump_source_output_info (PinosContext *c, const PinosSourceOutputInfo *info, gpointer userdata)
+{
+  if (info == NULL)
+    return FALSE;
+
+  g_print ("\tid: %p\n", info->id);
+  g_print ("\tclient-path: \"%s\"\n", info->client_path);
+  g_print ("\tsource-path: \"%s\"\n", info->source_path);
+  print_formats (info->possible_formats);
+  print_properties (info->properties);
+
+  return TRUE;
+}
+
+static void
+dump_object (PinosContext *context, GDBusProxy *proxy, PinosSubscriptionFlags flags)
+{
+  if (flags & PINOS_SUBSCRIPTION_FLAGS_DAEMON) {
+    pinos_context_get_daemon_info (context,
+                                   PINOS_DAEMON_INFO_FLAGS_NONE,
+                                   dump_daemon_info,
+                                   NULL,
+                                   NULL);
+  }
+  else if (flags & PINOS_SUBSCRIPTION_FLAGS_CLIENT) {
+    pinos_context_get_client_info_by_id (context,
+                                         proxy,
+                                         PINOS_CLIENT_INFO_FLAGS_NONE,
+                                         dump_client_info,
+                                         NULL,
+                                         NULL);
+  }
+  else if (flags & PINOS_SUBSCRIPTION_FLAGS_SOURCE) {
+    pinos_context_get_source_info_by_id (context,
+                                         proxy,
+                                         PINOS_SOURCE_INFO_FLAGS_FORMATS,
+                                         dump_source_info,
+                                         NULL,
+                                         NULL);
+  }
+  else if (flags & PINOS_SUBSCRIPTION_FLAGS_SOURCE_OUTPUT) {
+    pinos_context_get_source_output_info_by_id (context,
+                                                proxy,
+                                                PINOS_SOURCE_OUTPUT_INFO_FLAGS_NONE,
+                                                dump_source_output_info,
+                                                NULL,
+                                                NULL);
+  }
 }
 
 static void
@@ -38,18 +186,16 @@ subscription_cb (PinosContext           *context,
 {
   switch (type) {
     case PINOS_SUBSCRIPTION_EVENT_NEW:
-      g_print ("object added %s\n", g_dbus_proxy_get_object_path (id));
-      dump_object (G_DBUS_PROXY (id));
+      g_print ("added: %s\n", g_dbus_proxy_get_object_path (id));
+      dump_object (context, G_DBUS_PROXY (id), flags);
       break;
 
     case PINOS_SUBSCRIPTION_EVENT_CHANGE:
-      g_print ("object changed %s\n", g_dbus_proxy_get_object_path (id));
-      dump_object (G_DBUS_PROXY (id));
+      g_print ("changed: %s\n", g_dbus_proxy_get_object_path (id));
       break;
 
     case PINOS_SUBSCRIPTION_EVENT_REMOVE:
-      g_print ("object removed %s\n", g_dbus_proxy_get_object_path (id));
-      dump_object (G_DBUS_PROXY (id));
+      g_print ("removed: %s\n", g_dbus_proxy_get_object_path (id));
       break;
   }
 }