gstreamer/subprojects/gst-editing-services/ges/ges-source.h

89 lines
2.3 KiB
C
Raw Normal View History

2009-08-06 16:54:01 +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
2009-08-06 16:54:01 +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.
2009-08-06 16:54:01 +00:00
*/
2020-03-17 21:13:51 +00:00
#pragma once
2009-08-06 16:54:01 +00:00
#include <glib-object.h>
#include <gst/gst.h>
2009-08-06 16:54:01 +00:00
#include <ges/ges-types.h>
#include <ges/ges-track-element.h>
2009-08-06 16:54:01 +00:00
G_BEGIN_DECLS
2013-01-26 16:08:20 +00:00
#define GES_TYPE_SOURCE ges_source_get_type()
GES_DECLARE_TYPE(Source, source, SOURCE);
2010-12-04 18:54:13 +00:00
2010-05-31 16:59:12 +00:00
/**
2013-01-26 16:08:20 +00:00
* GESSource:
2010-05-31 16:59:12 +00:00
*
* Base class for single-media sources
*/
2013-01-26 16:08:20 +00:00
struct _GESSource {
2010-12-08 14:36:55 +00:00
/*< private >*/
GESTrackElement parent;
2013-01-26 16:08:20 +00:00
GESSourcePrivate *priv;
2010-12-04 18:54:13 +00:00
/* Padding for API extension */
gpointer _ges_reserved[GES_PADDING];
2009-08-06 16:54:01 +00:00
};
2010-05-31 16:59:12 +00:00
/**
2013-01-26 16:08:20 +00:00
* GESSourceClass:
2010-05-31 16:59:12 +00:00
*/
2013-01-26 16:08:20 +00:00
struct _GESSourceClass {
2010-12-08 14:36:55 +00:00
/*< private >*/
GESTrackElementClass parent_class;
/**
* GESSourceClass::select_pad:
* @source: The @source for which to check if @pad should be used or not
* @pad: The pad to check
*
* Check whether @pad should be exposed/used.
*
* Returns: %TRUE if @pad should be used %FALSE otherwise.
*
* Since: 1.20
*/
gboolean (*select_pad)(GESSource *source, GstPad *pad);
/**
* GESSourceClass::create_source:
* @source: The #GESAudioSource
*
* Creates the GstElement to put in the source topbin. Other elements will be
* queued, like a volume. In the case of a AudioUriSource, for example, the
* subclass will return a decodebin, and we will append a volume.
*
* Returns: (transfer floating): The source element to use.
*
* Since: 1.20
*/
GstElement* (*create_source) (GESSource * source);
/* Padding for API extension */
gpointer _ges_reserved[GES_PADDING - 2];
2009-08-06 16:54:01 +00:00
};
G_END_DECLS