gstreamer/subprojects/gst-plugins-ugly/ext/a52dec/gsta52dec.h

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/* GStreamer
* Copyright (C) <2001> David I. Lehn <dlehn@users.sourceforge.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_A52DEC_H__
#define __GST_A52DEC_H__
#include <gst/gst.h>
#include <gst/audio/audio.h>
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#include <gst/audio/gstaudiodecoder.h>
G_BEGIN_DECLS
#define GST_TYPE_A52DEC \
(gst_a52dec_get_type())
#define GST_A52DEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_A52DEC,GstA52Dec))
#define GST_A52DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_A52DEC,GstA52DecClass))
#define GST_IS_A52DEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_A52DEC))
#define GST_IS_A52DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_A52DEC))
typedef struct _GstA52Dec GstA52Dec;
typedef struct _GstA52DecClass GstA52DecClass;
struct _GstA52Dec {
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GstAudioDecoder element;
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GstPadChainFunction base_chain;
gboolean dvdmode;
gboolean flag_update;
int prev_flags;
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/* stream properties */
int bit_rate;
int sample_rate;
int stream_channels;
int request_channels;
int using_channels;
gint channel_reorder_map[6];
sample_t level;
sample_t bias;
gboolean dynamic_range_compression;
sample_t *samples;
a52_state_t *state;
};
struct _GstA52DecClass {
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GstAudioDecoderClass parent_class;
guint32 a52_cpuflags;
};
GType gst_a52dec_get_type (void);
GST_ELEMENT_REGISTER_DECLARE (a52dec);
#ifndef A52_MONO
#define A52_MONO 1
#endif
#ifndef A52_STEREO
#define A52_STEREO 2
#endif
#ifndef A52_3F
#define A52_3F 3
#endif
#ifndef A52_2F1R
#define A52_2F1R 4
#endif
#ifndef A52_3F1R
#define A52_3F1R 5
#endif
#ifndef A52_2F2R
#define A52_2F2R 6
#endif
#ifndef A52_3F2R
#define A52_3F2R 7
#endif
#ifndef A52_DOLBY
#define A52_DOLBY 10
#endif
G_END_DECLS
#endif /* __GST_A52DEC_H__ */