gstreamer/ges/ges-track-video-transition.h

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/* GStreamer Editing Services
* Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
* 2010 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_VIDEO_TRANSITION
#define _GES_TRACK_VIDEO_TRANSITION
#include <glib-object.h>
#include <ges/ges-types.h>
#include <ges/ges-track-transition.h>
G_BEGIN_DECLS
#define GES_TYPE_TRACK_VIDEO_TRANSITION ges_track_video_transition_get_type()
#define GES_TRACK_VIDEO_TRANSITION(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TRACK_VIDEO_TRANSITION, GESTrackVideoTransition))
#define GES_TRACK_VIDEO_TRANSITION_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TRACK_VIDEO_TRANSITION, GESTrackVideoTransitionClass))
#define GES_IS_TRACK_VIDEO_TRANSITION(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TRACK_VIDEO_TRANSITION))
#define GES_IS_TRACK_VIDEO_TRANSITION_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TRACK_VIDEO_TRANSITION))
#define GES_TRACK_VIDEO_TRANSITION_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK_VIDEO_TRANSITION, GESTrackVideoTransitionClass))
/**
* GESTrackVideoTransition:
* @parent: parent
*
*/
struct _GESTrackVideoTransition {
GESTrackTransition parent;
/*< public >*/
/* given to to smpte alpha element */
gint type;
/*< private >*/
/* these enable video interpolation */
GstController *controller;
GstInterpolationControlSource *control_source;
/* so we can support changing between wipes */
GstElement *smpte;
GstElement *mixer;
GstPad *sinka;
GstPad *sinkb;
/* these will be different depending on whether smptealpha or alpha element
* is used */
gdouble start_value;
gdouble end_value;
/*< public >*/
};
/**
* GESTrackVideoTransitionClass:
* @parent_class: parent class
*
*/
struct _GESTrackVideoTransitionClass {
GESTrackTransitionClass parent_class;
/*< public >*/
};
GType ges_track_video_transition_get_type (void);
void
ges_track_video_transition_set_type (GESTrackVideoTransition * self, gint type);
GESTrackVideoTransition* ges_track_video_transition_new (void);
G_END_DECLS
#endif /* _GES_TRACK_VIDEO_transition */