89 lines
2.3 KiB
C
89 lines
2.3 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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#pragma once
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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-track-element.h>
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G_BEGIN_DECLS
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#define GES_TYPE_SOURCE ges_source_get_type()
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GES_DECLARE_TYPE(Source, source, SOURCE);
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/**
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* GESSource:
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*
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* Base class for single-media sources
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*/
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struct _GESSource {
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/*< private >*/
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GESTrackElement parent;
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GESSourcePrivate *priv;
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/* Padding for API extension */
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gpointer _ges_reserved[GES_PADDING];
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};
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/**
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* GESSourceClass:
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*/
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struct _GESSourceClass {
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/*< private >*/
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GESTrackElementClass parent_class;
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/**
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* GESSourceClass::select_pad:
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* @source: The @source for which to check if @pad should be used or not
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* @pad: The pad to check
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*
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* Check whether @pad should be exposed/used.
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*
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* Returns: %TRUE if @pad should be used %FALSE otherwise.
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*
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* Since: 1.20
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*/
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gboolean (*select_pad)(GESSource *source, GstPad *pad);
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/**
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* GESSourceClass::create_source:
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* @source: The #GESAudioSource
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*
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* Creates the GstElement to put in the source topbin. Other elements will be
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* queued, like a volume. In the case of a AudioUriSource, for example, the
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* subclass will return a decodebin, and we will append a volume.
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*
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* Returns: (transfer floating): The source element to use.
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*
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* Since: 1.20
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*/
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GstElement* (*create_source) (GESSource * source);
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/* Padding for API extension */
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gpointer _ges_reserved[GES_PADDING - 2];
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};
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G_END_DECLS
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