gstreamer/ges/ges-timeline.h

128 lines
4 KiB
C
Raw Normal View History

2009-08-04 15:13:11 +00:00
/* GStreamer Editing Services
2009-11-30 14:14:25 +00:00
* Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
* 2009 Nokia Corporation
2009-08-04 15:13:11 +00:00
*
* 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
2012-11-04 00:25:20 +00:00
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
2009-08-04 15:13:11 +00:00
*/
#ifndef _GES_TIMELINE
#define _GES_TIMELINE
#include <glib-object.h>
#include <gst/gst.h>
#include <gst/pbutils/gstdiscoverer.h>
#include <ges/ges-types.h>
2009-08-04 15:13:11 +00:00
G_BEGIN_DECLS
#define GES_TYPE_TIMELINE ges_timeline_get_type()
#define GES_TIMELINE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TIMELINE, GESTimeline))
#define GES_TIMELINE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TIMELINE, GESTimelineClass))
#define GES_IS_TIMELINE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TIMELINE))
#define GES_IS_TIMELINE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TIMELINE))
#define GES_TIMELINE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TIMELINE, GESTimelineClass))
#define GES_TIMELINE_GET_TRACKS(obj) (GES_TIMELINE (obj)->tracks)
#define GES_TIMELINE_GET_LAYERS(obj) (GES_TIMELINE (obj)->layers)
/**
* ges_timeline_get_project:
2012-12-18 01:35:28 +00:00
* @obj: The #GESTimelineObject from which to retrieve the project
*
* Helper macro to retrieve the project from which a #GESTimeline as been extracted
*/
#define ges_timeline_get_project(obj) (GES_TIMELINE (ges_extractable_get_asset (obj))
typedef struct _GESTimelinePrivate GESTimelinePrivate;
2009-09-14 15:00:13 +00:00
/**
* GESTimeline:
2010-05-31 16:59:12 +00:00
*
2009-09-14 15:00:13 +00:00
*/
2009-08-04 15:16:31 +00:00
struct _GESTimeline {
2009-08-04 15:13:11 +00:00
GstBin parent;
/* <readonly> */
/* A list of GESTimelineLayer sorted by priority */
GList *layers;
/* A list of private track data */
GList *tracks;
2009-09-14 15:00:13 +00:00
/*< private >*/
GESTimelinePrivate *priv;
/* Padding for API extension */
gpointer _ges_reserved[GES_PADDING];
2009-08-04 15:16:31 +00:00
};
2009-08-04 15:13:11 +00:00
2010-05-31 16:59:12 +00:00
/**
* GESTimelineClass:
* @parent_class: parent class
*/
2009-08-04 15:16:31 +00:00
struct _GESTimelineClass {
2009-08-04 15:13:11 +00:00
GstBinClass parent_class;
2010-05-31 16:59:12 +00:00
/*< private >*/
void (*track_added) (GESTimeline *timeline, GESTrack * track);
void (*track_removed) (GESTimeline *timeline, GESTrack * track);
void (*layer_added) (GESTimeline *timeline, GESTimelineLayer *layer);
void (*layer_removed) (GESTimeline *timeline, GESTimelineLayer *layer);
/* Padding for API extension */
gpointer _ges_reserved[GES_PADDING];
2009-08-04 15:16:31 +00:00
};
2009-08-04 15:13:11 +00:00
GType ges_timeline_get_type (void);
GESTimeline* ges_timeline_new (void);
GESTimeline* ges_timeline_new_from_uri (const gchar *uri, GError **error);
2009-08-04 15:13:11 +00:00
gboolean ges_timeline_load_from_uri (GESTimeline *timeline, const gchar *uri, GError **error);
gboolean ges_timeline_save_to_uri (GESTimeline * timeline, const gchar * uri,
GESAsset *formatter_asset, gboolean overwrite, GError ** error);
2009-08-04 15:13:11 +00:00
gboolean ges_timeline_add_layer (GESTimeline *timeline, GESTimelineLayer *layer);
GESTimelineLayer * ges_timeline_append_layer (GESTimeline * timeline);
2009-08-04 15:13:11 +00:00
gboolean ges_timeline_remove_layer (GESTimeline *timeline, GESTimelineLayer *layer);
GList* ges_timeline_get_layers (GESTimeline *timeline);
2009-08-04 15:13:11 +00:00
gboolean ges_timeline_add_track (GESTimeline *timeline, GESTrack *track);
gboolean ges_timeline_remove_track (GESTimeline *timeline, GESTrack *track);
GESTrack * ges_timeline_get_track_for_pad (GESTimeline *timeline, GstPad *pad);
GList *ges_timeline_get_tracks (GESTimeline *timeline);
gboolean ges_timeline_enable_update(GESTimeline * timeline, gboolean enabled);
gboolean ges_timeline_is_updating (GESTimeline * timeline);
GstClockTime ges_timeline_get_duration (GESTimeline *timeline);
2009-08-04 15:13:11 +00:00
G_END_DECLS
#endif /* _GES_TIMELINE */