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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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bc0f335734
Modifies some API:
ges_timeline_object_create_track_objects now take a GESTrackType instead of a
GESTrack as second argument, and return a GList instead of a boolean
ges_timeline_object_create_track_object now take a GESTrackType instead of a
GESTrack as second argument
252 lines
9.7 KiB
C
252 lines
9.7 KiB
C
/* GStreamer Editing Services
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* Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
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* 2009 Nokia Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GES_TRACK_OBJECT
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#define _GES_TRACK_OBJECT
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#include <glib-object.h>
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#include <gst/gst.h>
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#include <ges/ges-types.h>
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#include <ges/ges-timeline-object.h>
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#include <ges/ges-track.h>
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G_BEGIN_DECLS
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#define GES_TYPE_TRACK_OBJECT ges_track_object_get_type()
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#define GES_TRACK_OBJECT(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TRACK_OBJECT, GESTrackObject))
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#define GES_TRACK_OBJECT_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TRACK_OBJECT, GESTrackObjectClass))
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#define GES_IS_TRACK_OBJECT(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TRACK_OBJECT))
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#define GES_IS_TRACK_OBJECT_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TRACK_OBJECT))
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#define GES_TRACK_OBJECT_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK_OBJECT, GESTrackObjectClass))
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/**
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* GES_TRACK_OBJECT_START:
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* @obj: a #GESTrackObject
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*
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* The start position of the object (in nanoseconds).
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*/
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#define GES_TRACK_OBJECT_START(obj) (((GESTrackObject*)obj)->start)
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/**
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* GES_TRACK_OBJECT_INPOINT:
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* @obj: a #GESTrackObject
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*
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* The in-point of the object (in nanoseconds).
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*/
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#define GES_TRACK_OBJECT_INPOINT(obj) (((GESTrackObject*)obj)->inpoint)
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/**
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* GES_TRACK_OBJECT_DURATION:
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* @obj: a #GESTrackObject
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*
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* The duration position of the object (in nanoseconds).
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*/
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#define GES_TRACK_OBJECT_DURATION(obj) (((GESTrackObject*)obj)->duration)
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typedef struct _GESTrackObjectPrivate GESTrackObjectPrivate;
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/**
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* GESTrackObject:
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*
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* The GESTrackObject base class.
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*/
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struct _GESTrackObject {
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GInitiallyUnowned parent;
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/*< private >*/
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guint64 start;
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guint64 inpoint;
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guint64 duration;
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guint32 priority;
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gboolean active;
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GESTrackObjectPrivate *priv;
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GESAsset *asset;
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/* Padding for API extension */
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gpointer _ges_reserved[GES_PADDING_LARGE];
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};
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/**
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* GESTrackObjectClass:
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* @gnlobject_factorytype: name of the GNonLin GStElementFactory type to use.
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* @create_gnl_object: method to create the GNonLin container object.
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* @create_element: method to return the GstElement to put in the gnlobject.
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* @start_changed: start property of gnlobject has changed
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* @media_start_changed: media-start property of gnlobject has changed
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* @duration_changed: duration property glnobject has changed
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* @gnl_priority_changed: duration property glnobject has changed
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* @active_changed: active property of gnlobject has changed
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* @get_props_hastable: method to list children properties that user could like
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* to configure. Since: 0.10.2
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* @list_children_properties: method to get children properties that user could
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* like to configure.
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* The default implementation will create an object
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* of type @gnlobject_factorytype and call
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* @create_element. Since: 0.10.2
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*
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* Subclasses can override the @create_gnl_object method to override what type
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* of GNonLin object will be created.
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*/
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struct _GESTrackObjectClass {
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/*< private >*/
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GInitiallyUnownedClass parent_class;
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/*< public >*/
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/* virtual methods for subclasses */
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const gchar *gnlobject_factorytype;
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GstElement* (*create_gnl_object) (GESTrackObject * object);
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GstElement* (*create_element) (GESTrackObject * object);
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void (*start_changed) (GESTrackObject *object, guint64 start);
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void (*media_start_changed) (GESTrackObject *object, guint64 media_start);
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void (*gnl_priority_changed) (GESTrackObject *object, guint priority);
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void (*duration_changed) (GESTrackObject *object, guint64 duration);
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void (*active_changed) (GESTrackObject *object, gboolean active);
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/*< private >*/
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/* signals (currently unused) */
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void (*changed) (GESTrackObject * object);
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/*< public >*/
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/* virtual methods for subclasses */
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GHashTable* (*get_props_hastable) (GESTrackObject * object);
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GParamSpec** (*list_children_properties) (GESTrackObject * object,
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guint *n_properties);
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/*< private >*/
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/* Padding for API extension */
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gpointer _ges_reserved[GES_PADDING_LARGE];
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};
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GType ges_track_object_get_type (void);
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gboolean ges_track_object_set_track (GESTrackObject * object,
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GESTrack * track);
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GESTrack* ges_track_object_get_track (GESTrackObject * object);
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GESTrackType ges_track_object_get_track_type (GESTrackObject * object);
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void ges_track_object_set_track_type (GESTrackObject * object,
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GESTrackType type);
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void ges_track_object_set_timeline_object (GESTrackObject * object,
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GESTimelineObject * tlobject);
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GESTimelineObject *
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ges_track_object_get_timeline_object (GESTrackObject* object);
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GstElement * ges_track_object_get_gnlobject (GESTrackObject * object);
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GstElement * ges_track_object_get_element (GESTrackObject * object);
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void ges_track_object_set_locked (GESTrackObject * object,
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gboolean locked);
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gboolean ges_track_object_is_locked (GESTrackObject * object);
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void ges_track_object_set_start (GESTrackObject * object,
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guint64 start);
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void ges_track_object_set_inpoint (GESTrackObject * object,
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guint64 inpoint);
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void ges_track_object_set_duration (GESTrackObject * object,
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guint64 duration);
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void ges_track_object_set_max_duration (GESTrackObject * object,
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guint64 maxduration);
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void ges_track_object_set_priority (GESTrackObject * object,
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guint32 priority);
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gboolean ges_track_object_set_active (GESTrackObject * object,
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gboolean active);
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guint64 ges_track_object_get_start (GESTrackObject * object);
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guint64 ges_track_object_get_inpoint (GESTrackObject * object);
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guint64 ges_track_object_get_duration (GESTrackObject * object);
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guint64 ges_track_object_get_max_duration (GESTrackObject * object);
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guint32 ges_track_object_get_priority (GESTrackObject * object);
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gboolean ges_track_object_is_active (GESTrackObject * object);
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GParamSpec **
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ges_track_object_list_children_properties (GESTrackObject *object,
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guint *n_properties);
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gboolean ges_track_object_lookup_child (GESTrackObject *object,
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const gchar *prop_name,
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GstElement **element,
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GParamSpec **pspec);
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void
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ges_track_object_get_child_property_by_pspec (GESTrackObject * object,
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GParamSpec * pspec,
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GValue * value);
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void
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ges_track_object_get_child_property_valist (GESTrackObject * object,
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const gchar * first_property_name,
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va_list var_args);
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void ges_track_object_get_child_properties (GESTrackObject *object,
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const gchar * first_property_name,
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...) G_GNUC_NULL_TERMINATED;
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void
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ges_track_object_set_child_property_valist (GESTrackObject * object,
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const gchar * first_property_name,
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va_list var_args);
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void
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ges_track_object_set_child_property_by_pspec (GESTrackObject * object,
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GParamSpec * pspec,
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GValue * value);
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void ges_track_object_set_child_properties (GESTrackObject * object,
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const gchar * first_property_name,
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...) G_GNUC_NULL_TERMINATED;
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GESTrackObject * ges_track_object_copy (GESTrackObject * object,
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gboolean deep);
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gboolean ges_track_object_set_child_property (GESTrackObject *object,
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const gchar *property_name,
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GValue * value);
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gboolean ges_track_object_get_child_property (GESTrackObject *object,
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const gchar *property_name,
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GValue * value);
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gboolean
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ges_track_object_edit (GESTrackObject * object,
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GList *layers, GESEditMode mode,
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GESEdge edge, guint64 position);
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G_END_DECLS
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#endif /* _GES_TRACK_OBJECT */
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