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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) <2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
* Copyright (C) <2011-2012> Vincent Penquerc'h <vincent.penquerch@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 <gst/audio/gstaudiodecoder.h>
#include <opus/opus_multistream.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 {
GstAudioDecoder element;
OpusMSDecoder *state;
guint64 packetno;
GstBuffer *streamheader;
GstBuffer *vorbiscomment;
int sample_rate;
int n_channels;
guint32 pre_skip;
gint16 r128_gain;
GstAudioChannelPosition opus_pos[64];
GstAudioInfo info;
guint8 n_streams;
guint8 n_stereo_streams;
guint8 channel_mapping_family;
guint8 channel_mapping[256];
gboolean apply_gain;
double r128_gain_volume;
gboolean use_inband_fec;
GstBuffer *last_buffer;
gboolean primed;
};
struct _GstOpusDecClass {
GstAudioDecoderClass parent_class;
};
GType gst_opus_dec_get_type (void);
G_END_DECLS
#endif /* __GST_OPUS_DEC_H__ */
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