#include "ges-layer.h"
#include "gstframepositionner.h"
+#define parent_class ges_video_source_parent_class
G_DEFINE_ABSTRACT_TYPE (GESVideoSource, ges_video_source, GES_TYPE_SOURCE);
struct _GESVideoSourcePrivate
{
GstFramePositionner *positionner;
GstElement *capsfilter;
- GESLayer *layer;
};
/* TrackElement VMethods */
-static void
-layer_priority_changed_cb (GESLayer * layer, GParamSpec * arg G_GNUC_UNUSED,
- GESVideoSource * self)
-{
- g_object_set (self->priv->positionner, "zorder",
- 10000 - ges_layer_get_priority (layer), NULL);
-}
-static void
-layer_changed_cb (GESClip * clip, GParamSpec * arg G_GNUC_UNUSED,
- GESVideoSource * self)
+static gboolean
+_set_priority (GESTimelineElement * element, guint32 priority)
{
- GESVideoSourcePrivate *priv = self->priv;
+ gboolean res;
+ GESVideoSource *self = GES_VIDEO_SOURCE (element);
- if (priv->layer) {
- g_signal_handlers_disconnect_by_func (priv->layer,
- layer_priority_changed_cb, self);
- }
-
- priv->layer = ges_clip_get_layer (clip);
- if (priv->layer == NULL)
- return;
+ res = GES_TIMELINE_ELEMENT_CLASS (parent_class)->set_priority (element,
+ priority);
- /* We do not need any ref ourself as our parent owns one and we are connected
- * to it */
- g_object_unref (priv->layer);
- /* 10000 is the max value of zorder on videomixerpad, hardcoded */
- g_signal_connect (self->priv->layer, "notify::priority",
- G_CALLBACK (layer_priority_changed_cb), self);
+ if (res && self->priv->positionner)
+ g_object_set (self->priv->positionner, "zorder",
+ GES_TIMELINE_ELEMENT_PRIORITY (self), NULL);
- g_object_set (self->priv->positionner, "zorder",
- 10000 - ges_layer_get_priority (self->priv->layer), NULL);
+ return res;
}
static void
parent = ges_timeline_element_get_parent (GES_TIMELINE_ELEMENT (trksrc));
if (parent) {
self->priv->positionner = GST_FRAME_POSITIONNER (positionner);
- g_signal_connect (parent, "notify::layer",
- (GCallback) layer_changed_cb, trksrc);
- layer_changed_cb (GES_CLIP (parent), NULL, self);
gst_object_unref (parent);
} else {
GST_ERROR ("No parent timeline element, SHOULD NOT HAPPEN");
return topbin;
}
-static gboolean
-_set_parent (GESTimelineElement * self, GESTimelineElement * parent)
-{
- GESVideoSourcePrivate *priv = GES_VIDEO_SOURCE (self)->priv;
-
- if (self->parent) {
- if (priv->layer) {
- g_signal_handlers_disconnect_by_func (priv->layer,
- layer_priority_changed_cb, self);
- priv->layer = NULL;
- }
-
- g_signal_handlers_disconnect_by_func (self->parent, layer_changed_cb, self);
- }
-
- if (parent && priv->positionner)
- layer_changed_cb (GES_CLIP (parent), NULL, GES_VIDEO_SOURCE (self));
-
-
- return TRUE;
-}
-
static void
ges_video_source_class_init (GESVideoSourceClass * klass)
{
g_type_class_add_private (klass, sizeof (GESVideoSourcePrivate));
- element_class->set_parent = _set_parent;
+ element_class->set_priority = _set_priority;
+
track_class->nleobject_factorytype = "nlesource";
track_class->create_element = ges_video_source_create_element;
video_source_class->create_source = NULL;