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add duration_changed virtual method to GESTrackTransition

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This commit is contained in:
Brandon Lewis 2010-06-18 13:42:47 +02:00 committed by Edward Hervey
parent 2146e4a9af
commit a1734962e2
2 changed files with 20 additions and 10 deletions
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27
ges/ges-track-transition.c
View file

@ -123,9 +123,22 @@ static void
gnlobject_duration_cb (GstElement * gnlobject, GParamSpec * arg
G_GNUC_UNUSED, GESTrackTransition * self)
{
GESTrackType type = ((GESTrackObject *) self)->track->type;
GESTrackTransitionClass *klass;
klass = GES_TRACK_TRANSITION_GET_CLASS (self);
GST_LOG ("got duration changed signal");
klass = GES_TRACK_TRANSITION_GET_CLASS (self);
klass->duration_changed (self, gnlobject);
}
static void
ges_track_transition_duration_changed (GESTrackTransition * self, GstElement
* gnlobject)
{
GESTrackType type;
type = ((GESTrackObject *) self)->track->type;
if (type == GES_TRACK_TYPE_VIDEO)
ges_track_transition_update_vcontroller (self, gnlobject);
else if (type == GES_TRACK_TYPE_AUDIO) {
@ -328,10 +341,6 @@ create_video_bin (GESTrackTransition * self)
self->vcontroller = controller;
self->vcontrol_source = control_source;
GST_LOG ("controller created, updating");
ges_track_transition_update_vcontroller (self,
((GESTrackObject *) self)->gnlobject);
return topbin;
}
@ -410,11 +419,6 @@ create_audio_bin (GESTrackTransition * self)
self->a_acontrol_source = acontrol_source;
self->a_bcontrol_source = bcontrol_source;
GST_LOG ("controllers created, updating");
ges_track_transition_update_acontroller (self,
((GESTrackObject *) self)->gnlobject);
return topbin;
}
@ -443,6 +447,8 @@ ges_track_transition_create_gnl_object (GESTrackObject * object)
return FALSE;
gst_bin_add (GST_BIN (object->gnlobject), element);
klass->duration_changed (self, object->gnlobject);
return TRUE;
}
@ -474,6 +480,7 @@ ges_track_transition_class_init (GESTrackTransitionClass * klass)
track_class->create_gnl_object = ges_track_transition_create_gnl_object;
klass->create_element = ges_track_transition_create_element;
klass->duration_changed = ges_track_transition_duration_changed;
}
static void

3
ges/ges-track-transition.h
View file

@ -101,8 +101,11 @@ struct _GESTrackTransition
struct _GESTrackTransitionClass {
GESTrackObjectClass parent_class;
/* <public> */
GstElement* (*create_element) (GESTrackTransition *self, GESTrack *track);
void (*duration_changed) (GESTrackTransition *self, GstElement
*gnlobj);
};
GType ges_track_transition_get_type (void);