gstreamer/ext/wavpack/gstwavpackdec.h

87 lines
2.2 KiB
C
Raw Normal View History

/* GStreamer Wavpack plugin
* (c) 2004 Arwed v. Merkatz <v.merkatz@gmx.net>
*
* gstwavpackdec.h: raw Wavpack bitstream decoder
*
* 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_WAVPACK_DEC_H__
#define __GST_WAVPACK_DEC_H__
#include <gst/gst.h>
#include <wavpack/wavpack.h>
G_BEGIN_DECLS
/* #define's don't like whitespacey bits */
#define GST_TYPE_WAVPACK_DEC \
(gst_wavpack_dec_get_type())
#define GST_WAVPACK_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WAVPACK_DEC,GstWavpackDec))
#define GST_WAVPACK_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WAVPACK_DEC,GstWavpackDec))
#define GST_IS_WAVPACK_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WAVPACK_DEC))
#define GST_IS_WAVPACK_DEC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WAVPACK_DEC))
typedef struct _GstWavpackDec GstWavpackDec;
typedef struct _GstWavpackDecClass GstWavpackDecClass;
struct _GstWavpackDec
{
GstElement element;
GstPad *sinkpad, *srcpad;
#if 0
GstPad *wvcsinkpad;
#endif
WavpackContext *context;
int32_t *decodebuf;
guint decodebuf_size;
WavpackStream *stream;
guint32 samplerate;
guint channels;
guint width;
long frame_length;
guint64 wvcflushed_bytes;
guint64 duration;
guint64 wvcduration;
guchar *decdata;
long *cache;
};
struct _GstWavpackDecClass
{
GstElementClass parent;
};
GType gst_wavpack_dec_get_type (void);
gboolean gst_wavpack_dec_plugin_init (GstPlugin *plugin);
G_END_DECLS
#endif /* __GST_WAVPACK_DEC_H__ */