gstreamer/ges/ges-track.h

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/* GStreamer Editing Services
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* Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
* 2009 Nokia Corporation
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*
* 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
#define _GES_TRACK
#include <glib-object.h>
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#include <gst/gst.h>
#include <ges/ges-types.h>
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G_BEGIN_DECLS
#define GES_TYPE_TRACK ges_track_get_type()
#define GES_TRACK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TRACK, GESTrack))
#define GES_TRACK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TRACK, GESTrackClass))
#define GES_IS_TRACK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TRACK))
#define GES_IS_TRACK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TRACK))
#define GES_TRACK_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK, GESTrackClass))
#define GES_TYPE_TRACK_TYPE (ges_track_type_get_type ())
GType ges_track_type_get_type (void);
/**
* GESTrackType:
* @GES_TRACK_TYPE_UNKNOWN: A track of unknown type (i.e. invalid)
* @GES_TRACK_TYPE_AUDIO: An audio track
* @GES_TRACK_TYPE_VIDEO: A video track
* @GES_TRACK_TYPE_TEXT: A text (subtitle) track
* @GES_TRACK_TYPE_CUSTOM: A custom-content track
*
* Types of content handled by a track. If the content is not one of
* @GES_TRACK_TYPE_AUDIO, @GES_TRACK_TYPE_VIDEO or @GES_TRACK_TYPE_TEXT,
* the user of the #GESTrack must set the type to @GES_TRACK_TYPE_CUSTOM.
*
* @GES_TRACK_TYPE_UNKNOWN is for internal purposes and should not be used
* by users
*/
typedef enum {
GES_TRACK_TYPE_UNKNOWN = 1 << 0,
GES_TRACK_TYPE_AUDIO = 1 << 1,
GES_TRACK_TYPE_VIDEO = 1 << 2,
GES_TRACK_TYPE_TEXT = 1 << 3,
GES_TRACK_TYPE_CUSTOM = 1 << 4,
} GESTrackType;
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/**
* GESTrack:
* @type: a #GESTrackType indicting the basic type of the track.
*
*/
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struct _GESTrack {
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GstBin parent;
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/*< public >*/ /* READ-ONLY */
GESTrackType type;
/*< private >*/
GESTimeline * timeline;
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GstCaps * caps;
GstElement * composition; /* The composition associated with this track */
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GstPad * srcpad; /* The source GhostPad */
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};
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/**
* GESTrackClass:
* @parent_class: parent class
*/
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struct _GESTrackClass {
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GstBinClass parent_class;
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};
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GType ges_track_get_type (void);
GESTrack* ges_track_new (GESTrackType type, GstCaps * caps);
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void ges_track_set_timeline (GESTrack * track, GESTimeline *timeline);
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void ges_track_set_caps (GESTrack * track, const GstCaps * caps);
gboolean ges_track_add_object (GESTrack * track, GESTrackObject * object);
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gboolean ges_track_remove_object (GESTrack * track, GESTrackObject * object);
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GESTrack *ges_track_video_raw_new (void);
GESTrack *ges_track_audio_raw_new (void);
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G_END_DECLS
#endif /* _GES_TRACK */