cheese_camera_get_camera_devices: Allow calling before cheese_camera_setup()

Signed-off-by: Hans de Goede <hdegoede@redhat.com>

1 files changed, 5 insertions, 4 deletions

diff --git a/libcheese/cheese-camera.c b/libcheese/cheese-camera.c
index ab5490d..de066af 100644
--- a/libcheese/cheese-camera.c
+++ b/libcheese/cheese-camera.c
@@ -363,6 +363,9 @@ cheese_camera_detect_camera_devices (CheeseCamera *camera)
 {
   CheeseCameraPrivate       *priv = camera->priv;
 
+  if (priv->monitor)
+    return; /* Camera devices already detected */
+
   priv->num_camera_devices = 0;
   priv->camera_devices     = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
 
@@ -1649,13 +1652,11 @@ cheese_camera_setup (CheeseCamera *camera, const gchar *uuid, GError **error)
 GPtrArray *
 cheese_camera_get_camera_devices (CheeseCamera *camera)
 {
-  CheeseCameraPrivate *priv;
-
   g_return_val_if_fail (CHEESE_IS_CAMERA (camera), NULL);
 
-  priv = camera->priv;
+  cheese_camera_detect_camera_devices (camera);
 
-  return g_ptr_array_ref (priv->camera_devices);
+  return g_ptr_array_ref (camera->priv->camera_devices);
 }
 
 /**