mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-05 17:09:48 +00:00
135 lines
3.3 KiB
C
135 lines
3.3 KiB
C
/* GStreamer Editing Services
|
|
* Copyright (C) 2009 Edward Hervey <bilboed@bilboed.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include "ges-internal.h"
|
|
#include "ges-track.h"
|
|
#include "ges-track-object.h"
|
|
|
|
/**
|
|
* GESTrack
|
|
*
|
|
* Corresponds to one output format (i.e. audio OR video)
|
|
*
|
|
* Contains the compatible TrackObject(s)
|
|
*/
|
|
|
|
G_DEFINE_TYPE (GESTrack, ges_track, GST_TYPE_BIN);
|
|
|
|
#define GET_PRIVATE(o) \
|
|
(G_TYPE_INSTANCE_GET_PRIVATE ((o), GES_TYPE_TRACK, GESTrackPrivate));
|
|
|
|
typedef struct _GESTrackPrivate GESTrackPrivate;
|
|
|
|
struct _GESTrackPrivate
|
|
{
|
|
int dummy;
|
|
};
|
|
|
|
static void
|
|
ges_track_get_property (GObject * object, guint property_id,
|
|
GValue * value, GParamSpec * pspec)
|
|
{
|
|
switch (property_id) {
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
}
|
|
}
|
|
|
|
static void
|
|
ges_track_set_property (GObject * object, guint property_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
switch (property_id) {
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
}
|
|
}
|
|
|
|
static void
|
|
ges_track_dispose (GObject * object)
|
|
{
|
|
G_OBJECT_CLASS (ges_track_parent_class)->dispose (object);
|
|
}
|
|
|
|
static void
|
|
ges_track_finalize (GObject * object)
|
|
{
|
|
G_OBJECT_CLASS (ges_track_parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
ges_track_class_init (GESTrackClass * klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
|
|
g_type_class_add_private (klass, sizeof (GESTrackPrivate));
|
|
|
|
object_class->get_property = ges_track_get_property;
|
|
object_class->set_property = ges_track_set_property;
|
|
object_class->dispose = ges_track_dispose;
|
|
object_class->finalize = ges_track_finalize;
|
|
}
|
|
|
|
static void
|
|
ges_track_init (GESTrack * self)
|
|
{
|
|
}
|
|
|
|
GESTrack *
|
|
ges_track_new (void)
|
|
{
|
|
return g_object_new (GES_TYPE_TRACK, NULL);
|
|
}
|
|
|
|
void
|
|
ges_track_set_timeline (GESTrack * track, GESTimeline * timeline)
|
|
{
|
|
GST_DEBUG ("track:%p, timeline:%p", track, timeline);
|
|
|
|
track->timeline = timeline;
|
|
}
|
|
|
|
gboolean
|
|
ges_track_add_object (GESTrack * track, GESTrackObject * object)
|
|
{
|
|
GST_DEBUG ("track:%p, object:%p", track, object);
|
|
|
|
if (G_UNLIKELY (object->track != NULL)) {
|
|
GST_WARNING ("Object already belongs to another track");
|
|
return FALSE;
|
|
}
|
|
|
|
if (G_UNLIKELY (object->gnlobject != NULL)) {
|
|
GST_ERROR ("TrackObject doesn't have a gnlobject !");
|
|
return FALSE;
|
|
}
|
|
|
|
ges_track_object_set_track (object, track);
|
|
|
|
GST_DEBUG ("Adding object to ourself");
|
|
|
|
/* make sure the object has a valid gnlobject ! */
|
|
if (G_UNLIKELY (!gst_bin_add (GST_BIN (track->composition),
|
|
object->gnlobject))) {
|
|
GST_WARNING ("Couldn't add object to the GnlComposition");
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|