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ges: Add a gnl background object to tracks

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This is in order to support gaps in the timeline.
This is not the proper solution, we should make sure to fill gaps properly,
but for the time being, it makes the trick
This commit is contained in:
Thibault Saunier 2011-10-20 16:16:30 +02:00
parent 2fe6210383
commit 14480b43f4
1 changed files with 45 additions and 0 deletions
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45
ges/ges-track.c
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@ -46,6 +46,7 @@ struct _GESTrackPrivate
GstCaps *caps;
GstElement *composition; /* The composition associated with this track */
GstElement *background; /* The backgrond, handle the gaps in the track */
GstPad *srcpad; /* The source GhostPad */
};
@ -139,6 +140,49 @@ ges_track_dispose (GObject * object)
G_OBJECT_CLASS (ges_track_parent_class)->dispose (object);
}
static void
ges_track_constructed (GObject * object)
{
GObjectClass *parent_class;
GstElement *background = NULL;
GESTrack *self = GES_TRACK (object);
GESTrackPrivate *priv = self->priv;
if ((priv->background = gst_element_factory_make ("gnlsource", "background"))) {
g_object_set (G_OBJECT (self->priv->background), "expandable", TRUE,
"priority", G_MAXINT, NULL);
switch (self->type) {
case GES_TRACK_TYPE_VIDEO:
background = gst_element_factory_make ("videotestsrc", "background");
g_object_set (background, "pattern", 2, NULL);
break;
case GES_TRACK_TYPE_AUDIO:
background = gst_element_factory_make ("audiotestsrc", "background");
g_object_set (background, "wave", 4, NULL);
break;
default:
break;
}
if (background) {
if (!gst_bin_add (GST_BIN (priv->background), background))
GST_ERROR ("Couldn't add background");
else {
if (!gst_bin_add (GST_BIN (priv->composition), priv->background))
GST_ERROR ("Couldn't add background");
}
}
}
parent_class = ges_track_parent_class;
if (parent_class->constructed)
parent_class->constructed (object);
G_OBJECT_CLASS (parent_class)->constructed (object);
}
static void
ges_track_finalize (GObject * object)
{
@ -156,6 +200,7 @@ ges_track_class_init (GESTrackClass * klass)
object_class->set_property = ges_track_set_property;
object_class->dispose = ges_track_dispose;
object_class->finalize = ges_track_finalize;
object_class->constructed = ges_track_constructed;
/**
* GESTrack:caps