gstreamer/gst/wavenc/gstwavenc.h

/* GStreamer
 * Copyright (C) 2002, Iain Holmes <iain@prettypeople.org>
 *
 * 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 __GST_WAVENC_H__
#define __GST_WAVENC_H__


#include <gst/gst.h>

G_BEGIN_DECLS

#define GST_TYPE_WAVENC \
  (gst_wavenc_get_type())
#define GST_WAVENC(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WAVENC,GstWavEnc))
#define GST_WAVENC_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WAVENC,GstWavEncClass))
#define GST_IS_WAVENC(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WAVENC))
#define GST_IS_WAVENC_CLASS(obj) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WAVENC))

typedef struct _GstWavEnc GstWavEnc;
typedef struct _GstWavEncClass GstWavEncClass;

#define WAV_HEADER_LEN 44

struct _GstWavEnc {
  GstElement element;

  /* pads */
  GstPad *sinkpad,*srcpad;

  /* useful audio data */
  guint bits;
  guint rate;
  guint channels;
  guint width;
  guint32 length;
  
  gboolean setup, flush_header, pad_eos;
  guchar header[WAV_HEADER_LEN];

  /* Metadata */
  GstCaps *metadata;
};

struct _GstWavEncClass {
  GstElementClass parent_class;
};

G_END_DECLS

#endif /* __GST_ENC_H__ */