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create a text overlay with default text for every TimelineSource

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This commit is contained in:
Brandon Lewis 2010-07-09 18:59:41 +02:00 committed by Edward Hervey
parent efbc4a22cd
commit 1966efd927
1 changed files with 23 additions and 2 deletions

25
ges/ges-timeline-source.c
View file

@ -27,6 +27,7 @@
#include "ges-timeline-object.h"
#include "ges-timeline-source.h"
#include "ges-track-source.h"
#include "ges-track-text-overlay.h"
G_DEFINE_TYPE (GESTimelineSource, ges_timeline_source,
GES_TYPE_TIMELINE_OBJECT);
@ -111,7 +112,8 @@ static gboolean
ges_timeline_source_create_track_objects (GESTimelineObject * obj,
GESTrack * track)
{
GESTrackObject *primary;
GESTrackObject *primary, *overlay;
gboolean success = FALSE;
/* calls add_track_object() for us. we already own this reference */
primary = ges_timeline_object_create_track_object (obj, track);
@ -120,10 +122,29 @@ ges_timeline_source_create_track_objects (GESTimelineObject * obj,
return FALSE;
}
success = ges_track_add_object (track, primary);
/* create priority space for the text overlay. do this regardless of
* wthether we create an overlay so that track objects have a consistent
* priority between tracks. */
g_object_set (primary, "priority-offset", (guint) 1, NULL);
return ges_track_add_object (track, primary);
if (track->type == GES_TRACK_TYPE_VIDEO) {
overlay = (GESTrackObject *) ges_track_text_overlay_new ();
/* will check for null */
if (!ges_timeline_object_add_track_object (obj, overlay)) {
GST_ERROR ("couldn't add textoverlay");
return FALSE;
}
if (!ges_timeline_object_add_track_object (obj, overlay)) {
ges_timeline_object_release_track_object (obj, overlay);
}
ges_track_text_overlay_set_text ((GESTrackTextOverlay *) overlay,
"test overlays in timeline sources");
success = ges_track_add_object (track, overlay);
}
return success;
}