mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 02:31:03 +00:00
238 lines
9 KiB
C
238 lines
9 KiB
C
/* GStreamer Editing Services
|
|
* Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
|
|
* 2009 Nokia Corporation
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef _GES_TRACK_OBJECT
|
|
#define _GES_TRACK_OBJECT
|
|
|
|
#include <glib-object.h>
|
|
#include <gst/gst.h>
|
|
#include <ges/ges-types.h>
|
|
#include <ges/ges-timeline-object.h>
|
|
#include <ges/ges-track.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GES_TYPE_TRACK_OBJECT ges_track_object_get_type()
|
|
|
|
#define GES_TRACK_OBJECT(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TRACK_OBJECT, GESTrackObject))
|
|
|
|
#define GES_TRACK_OBJECT_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TRACK_OBJECT, GESTrackObjectClass))
|
|
|
|
#define GES_IS_TRACK_OBJECT(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TRACK_OBJECT))
|
|
|
|
#define GES_IS_TRACK_OBJECT_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TRACK_OBJECT))
|
|
|
|
#define GES_TRACK_OBJECT_GET_CLASS(obj) \
|
|
(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK_OBJECT, GESTrackObjectClass))
|
|
|
|
/**
|
|
* GES_TRACK_OBJECT_START:
|
|
* @obj: a #GESTrackObject
|
|
*
|
|
* The start position of the object (in nanoseconds).
|
|
*/
|
|
#define GES_TRACK_OBJECT_START(obj) (((GESTrackObject*)obj)->start)
|
|
|
|
/**
|
|
* GES_TRACK_OBJECT_INPOINT:
|
|
* @obj: a #GESTrackObject
|
|
*
|
|
* The in-point of the object (in nanoseconds).
|
|
*/
|
|
#define GES_TRACK_OBJECT_INPOINT(obj) (((GESTrackObject*)obj)->inpoint)
|
|
|
|
/**
|
|
* GES_TRACK_OBJECT_DURATION:
|
|
* @obj: a #GESTrackObject
|
|
*
|
|
* The duration position of the object (in nanoseconds).
|
|
*/
|
|
#define GES_TRACK_OBJECT_DURATION(obj) (((GESTrackObject*)obj)->duration)
|
|
|
|
typedef struct _GESTrackObjectPrivate GESTrackObjectPrivate;
|
|
|
|
/**
|
|
* GESTrackObject:
|
|
*
|
|
* The GESTrackObject base class.
|
|
*/
|
|
struct _GESTrackObject {
|
|
GInitiallyUnowned parent;
|
|
|
|
/*< private >*/
|
|
guint64 start;
|
|
guint64 inpoint;
|
|
guint64 duration;
|
|
guint32 priority;
|
|
gboolean active;
|
|
|
|
GESTrackObjectPrivate *priv;
|
|
|
|
/* Padding for API extension */
|
|
gpointer _ges_reserved[GES_PADDING];
|
|
};
|
|
|
|
/**
|
|
* GESTrackObjectClass:
|
|
* @gnlobject_factorytype: name of the GNonLin GStElementFactory type to use.
|
|
* @create_gnl_object: method to create the GNonLin container object.
|
|
* @create_element: method to return the GstElement to put in the gnlobject.
|
|
* @start_changed: start property of gnlobject has changed
|
|
* @media_start_changed: media-start property of gnlobject has changed
|
|
* @duration_changed: duration property glnobject has changed
|
|
* @gnl_priority_changed: duration property glnobject has changed
|
|
* @active_changed: active property of gnlobject has changed
|
|
* @get_props_hastable: method to list children properties that user could like
|
|
* to configure. Since: 0.10.2
|
|
* @list_children_properties: method to get children properties that user could
|
|
* like to configure.
|
|
* The default implementation will create an object
|
|
* of type @gnlobject_factorytype and call
|
|
* @create_element. Since: 0.10.2
|
|
*
|
|
* Subclasses can override the @create_gnl_object method to override what type
|
|
* of GNonLin object will be created.
|
|
*/
|
|
struct _GESTrackObjectClass {
|
|
/*< private >*/
|
|
GInitiallyUnownedClass parent_class;
|
|
|
|
/*< public >*/
|
|
/* virtual methods for subclasses */
|
|
const gchar *gnlobject_factorytype;
|
|
GstElement* (*create_gnl_object) (GESTrackObject * object);
|
|
GstElement* (*create_element) (GESTrackObject * object);
|
|
|
|
void (*start_changed) (GESTrackObject *object, guint64 start);
|
|
void (*media_start_changed) (GESTrackObject *object, guint64 media_start);
|
|
void (*gnl_priority_changed) (GESTrackObject *object, guint priority);
|
|
void (*duration_changed) (GESTrackObject *object, guint64 duration);
|
|
void (*active_changed) (GESTrackObject *object, gboolean active);
|
|
|
|
/*< private >*/
|
|
/* signals (currently unused) */
|
|
void (*changed) (GESTrackObject * object);
|
|
|
|
/*< public >*/
|
|
/* virtual methods for subclasses */
|
|
GHashTable* (*get_props_hastable) (GESTrackObject * object);
|
|
GParamSpec** (*list_children_properties) (GESTrackObject * object,
|
|
guint *n_properties);
|
|
/*< private >*/
|
|
/* Padding for API extension */
|
|
gpointer _ges_reserved[GES_PADDING - 2];
|
|
};
|
|
|
|
GType ges_track_object_get_type (void);
|
|
|
|
gboolean ges_track_object_set_track (GESTrackObject * object,
|
|
GESTrack * track);
|
|
GESTrack* ges_track_object_get_track (GESTrackObject * object);
|
|
|
|
void ges_track_object_set_timeline_object (GESTrackObject * object,
|
|
GESTimelineObject * tlobject);
|
|
GESTimelineObject *
|
|
ges_track_object_get_timeline_object (GESTrackObject* object);
|
|
|
|
GstElement * ges_track_object_get_gnlobject (GESTrackObject * object);
|
|
|
|
GstElement * ges_track_object_get_element (GESTrackObject * object);
|
|
|
|
void ges_track_object_set_locked (GESTrackObject * object,
|
|
gboolean locked);
|
|
|
|
gboolean ges_track_object_is_locked (GESTrackObject * object);
|
|
|
|
void ges_track_object_set_start (GESTrackObject * object,
|
|
guint64 start);
|
|
|
|
void ges_track_object_set_inpoint (GESTrackObject * object,
|
|
guint64 inpoint);
|
|
|
|
void ges_track_object_set_duration (GESTrackObject * object,
|
|
guint64 duration);
|
|
|
|
void ges_track_object_set_max_duration (GESTrackObject * object,
|
|
guint64 maxduration);
|
|
|
|
void ges_track_object_set_priority (GESTrackObject * object,
|
|
guint32 priority);
|
|
|
|
gboolean ges_track_object_set_active (GESTrackObject * object,
|
|
gboolean active);
|
|
|
|
guint64 ges_track_object_get_start (GESTrackObject * object);
|
|
guint64 ges_track_object_get_inpoint (GESTrackObject * object);
|
|
guint64 ges_track_object_get_duration (GESTrackObject * object);
|
|
guint64 ges_track_object_get_max_duration (GESTrackObject * object);
|
|
guint32 ges_track_object_get_priority (GESTrackObject * object);
|
|
gboolean ges_track_object_is_active (GESTrackObject * object);
|
|
|
|
GParamSpec **
|
|
ges_track_object_list_children_properties (GESTrackObject *object,
|
|
guint *n_properties);
|
|
|
|
gboolean ges_track_object_lookup_child (GESTrackObject *object,
|
|
const gchar *prop_name,
|
|
GstElement **element,
|
|
GParamSpec **pspec);
|
|
|
|
void
|
|
ges_track_object_get_child_property_by_pspec (GESTrackObject * object,
|
|
GParamSpec * pspec,
|
|
GValue * value);
|
|
|
|
void
|
|
ges_track_object_get_child_property_valist (GESTrackObject * object,
|
|
const gchar * first_property_name,
|
|
va_list var_args);
|
|
|
|
void ges_track_object_get_child_property (GESTrackObject *object,
|
|
const gchar * first_property_name,
|
|
...) G_GNUC_NULL_TERMINATED;
|
|
|
|
void
|
|
ges_track_object_set_child_property_valist (GESTrackObject * object,
|
|
const gchar * first_property_name,
|
|
va_list var_args);
|
|
|
|
void
|
|
ges_track_object_set_child_property_by_pspec (GESTrackObject * object,
|
|
GParamSpec * pspec,
|
|
GValue * value);
|
|
|
|
void ges_track_object_set_child_property (GESTrackObject * object,
|
|
const gchar * first_property_name,
|
|
...) G_GNUC_NULL_TERMINATED;
|
|
|
|
GESTrackObject * ges_track_object_copy (GESTrackObject * object,
|
|
gboolean deep);
|
|
|
|
gboolean
|
|
ges_track_object_edit (GESTrackObject * object,
|
|
GList *layers, GESEditMode mode,
|
|
GESEdge edge, guint64 position);
|
|
|
|
G_END_DECLS
|
|
#endif /* _GES_TRACK_OBJECT */
|