gstreamer/ext/opus/gstopusdec.h
David Schleef 3b6cd3d35c opus: duplicate from CELT
Copy the celt plugin and convert it to Opus.  Mostly works.
2011-07-07 12:05:53 -07:00

77 lines
2.3 KiB
C

/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) <2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* 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_OPUS_DEC_H__
#define __GST_OPUS_DEC_H__
#include <gst/gst.h>
#include <opus/opus.h>
G_BEGIN_DECLS
#define GST_TYPE_OPUS_DEC \
(gst_opus_dec_get_type())
#define GST_OPUS_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OPUS_DEC,GstOpusDec))
#define GST_OPUS_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OPUS_DEC,GstOpusDecClass))
#define GST_IS_OPUS_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OPUS_DEC))
#define GST_IS_OPUS_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OPUS_DEC))
typedef struct _GstOpusDec GstOpusDec;
typedef struct _GstOpusDecClass GstOpusDecClass;
struct _GstOpusDec {
GstElement element;
/* pads */
GstPad *sinkpad;
GstPad *srcpad;
OpusDecoder *state;
int frame_samples;
gint frame_size;
GstClockTime frame_duration;
guint64 packetno;
GstSegment segment; /* STREAM LOCK */
gint64 granulepos; /* -1 = needs to be set from current time */
gboolean discont;
GstBuffer *streamheader;
GstBuffer *vorbiscomment;
GList *extra_headers;
int sample_rate;
int n_channels;
};
struct _GstOpusDecClass {
GstElementClass parent_class;
};
GType gst_opus_dec_get_type (void);
G_END_DECLS
#endif /* __GST_OPUS_DEC_H__ */