gstreamer/gst/audiofx/audiopanorama.h

/* 
 * GStreamer
 * Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
 *
 * 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.
 */
 
#ifndef __GST_AUDIO_PANORAMA_H__
#define __GST_AUDIO_PANORAMA_H__

#include <gst/gst.h>
#include <gst/audio/audio.h>
#include <gst/base/gstbasetransform.h>

G_BEGIN_DECLS

#define GST_TYPE_AUDIO_PANORAMA            (gst_audio_panorama_get_type())
#define GST_AUDIO_PANORAMA(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_PANORAMA,GstAudioPanorama))
#define GST_IS_AUDIO_PANORAMA(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_PANORAMA))
#define GST_AUDIO_PANORAMA_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_PANORAMA,GstAudioPanoramaClass))
#define GST_IS_AUDIO_PANORAMA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_PANORAMA))
#define GST_AUDIO_PANORAMA_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_PANORAMA,GstAudioPanoramaClass))

typedef struct _GstAudioPanorama      GstAudioPanorama;
typedef struct _GstAudioPanoramaClass GstAudioPanoramaClass;

typedef void (*GstAudioPanoramaProcessFunc)(gfloat, guint8*, guint8*, guint);

typedef enum
{
  METHOD_PSYCHOACOUSTIC = 0,
  METHOD_SIMPLE
} GstAudioPanoramaMethod;

struct _GstAudioPanorama {
  GstBaseTransform element;

  /* properties */
  gfloat panorama;
  GstAudioPanoramaMethod method;

  /* < private > */
  GstAudioPanoramaProcessFunc process;
  GstAudioInfo info;
};

struct _GstAudioPanoramaClass {
  GstBaseTransformClass parent_class;
};

GType gst_audio_panorama_get_type (void);

GST_ELEMENT_REGISTER_DECLARE (audiopanorama);

G_END_DECLS

#endif /* __GST_AUDIO_PANORAMA_H__ */