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/* GStreamer RealAudio demuxer
* Copyright (C) 2006 Tim-Philipp Müller <tim centricular 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_REAL_AUDIO_DEMUX_H__
#define __GST_REAL_AUDIO_DEMUX_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
G_BEGIN_DECLS
#define GST_TYPE_REAL_AUDIO_DEMUX \
(gst_real_audio_demux_get_type())
#define GST_REAL_AUDIO_DEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_REAL_AUDIO_DEMUX,GstRealAudioDemux))
#define GST_REAL_AUDIO_DEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_REAL_AUDIO_DEMUX,GstRealAudioDemuxClass))
#define GST_IS_REAL_AUDIO_DEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_REAL_AUDIO_DEMUX))
#define GST_IS_REAL_AUDIO_DEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_REAL_AUDIO_DEMUX))
typedef enum
{
REAL_AUDIO_DEMUX_STATE_MARKER,
REAL_AUDIO_DEMUX_STATE_HEADER,
REAL_AUDIO_DEMUX_STATE_DATA
} GstRealAudioDemuxState;
typedef struct _GstRealAudioDemux GstRealAudioDemux;
typedef struct _GstRealAudioDemuxClass GstRealAudioDemuxClass;
struct _GstRealAudioDemux {
GstElement element;
GstPad *sinkpad;
GstPad *srcpad;
GstAdapter *adapter;
GstRealAudioDemuxState state;
guint ra_version;
guint data_offset;
guint packet_size;
guint leaf_size;
guint height;
guint flavour;
guint sample_rate;
guint sample_width;
guint channels;
guint32 fourcc;
gboolean segment_running;
gboolean need_newsegment;
GstTagList *pending_tags;
guint byterate_num; /* bytes per second */
guint byterate_denom;
gint64 duration;
gint64 upstream_size;
guint64 offset; /* current read byte offset for
* pull_range-based mode */
/* playback start/stop positions */
GstSegment segment;
gboolean seekable;
};
struct _GstRealAudioDemuxClass {
GstElementClass element_class;
};
GType gst_real_audio_demux_get_type (void);
G_END_DECLS
#endif /* __GST_REAL_AUDIO_DEMUX_H__ */
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