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/*
* gstwildmidi - wildmidi plugin for gstreamer
*
* Copyright 2007 Wouter Paesen <wouter@blue-gate.be>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* Wrapper element for libtimidity. This element works in pull
* based mode because that's essentially how libwildmidi works.
* We create a libwildmidi stream that operates on the srcpad.
* The sinkpad is in pull mode.
*/
#ifndef __GST_WILDMIDI_H__
#define __GST_WILDMIDI_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <wildmidi_lib.h>
G_BEGIN_DECLS
#define GST_TYPE_WILDMIDI \
(gst_wildmidi_get_type())
#define GST_WILDMIDI(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WILDMIDI,GstWildmidi))
#define GST_WILDMIDI_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WILDMIDI,GstWildmidiClass))
#define GST_IS_WILDMIDI(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WILDMIDI))
#define GST_IS_WILDMIDI_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WILDMIDI))
typedef struct _GstWildmidi GstWildmidi;
typedef struct _GstWildmidiClass GstWildmidiClass;
typedef enum {
GST_WILDMIDI_STATE_LOAD,
GST_WILDMIDI_STATE_PARSE,
GST_WILDMIDI_STATE_PLAY
} GstWildmidiState;
struct _GstWildmidi
{
GstElement element;
GstPad *sinkpad, *srcpad;
/* input stream properties */
GstWildmidiState state;
GstAdapter *adapter;
midi *song;
guint64 offset;
/* output data */
gboolean discont;
GstSegment o_segment[1];
gint64 o_len;
/* format of the stream */
guint bytes_per_frame;
/* wildmidi settings */
gboolean high_quality;
gboolean linear_volume;
};
struct _GstWildmidiClass
{
GstElementClass parent_class;
};
GType gst_wildmidi_get_type (void);
G_END_DECLS
#endif /* __GST_WILDMIDI_H__ */
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