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/* GStreamer RealMedia demuxer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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_RMDEMUX_H__
#define __GST_RMDEMUX_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
G_BEGIN_DECLS
#define GST_TYPE_RMDEMUX \
(gst_rmdemux_get_type())
#define GST_RMDEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RMDEMUX,GstRMDemux))
#define GST_RMDEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RMDEMUX,GstRMDemuxClass))
#define GST_IS_RMDEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RMDEMUX))
#define GST_IS_RMDEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RMDEMUX))
typedef enum
{
RMDEMUX_STATE_NULL,
RMDEMUX_STATE_HEADER,
RMDEMUX_STATE_HEADER_UNKNOWN,
RMDEMUX_STATE_HEADER_RMF,
RMDEMUX_STATE_HEADER_PROP,
RMDEMUX_STATE_HEADER_MDPR,
RMDEMUX_STATE_HEADER_INDX,
RMDEMUX_STATE_HEADER_DATA,
RMDEMUX_STATE_HEADER_CONT,
RMDEMUX_STATE_HEADER_SEEKING,
RMDEMUX_STATE_SEEKING,
RMDEMUX_STATE_DATA_PACKET,
RMDEMUX_STATE_SEEKING_EOS,
RMDEMUX_STATE_EOS,
RMDEMUX_STATE_INDX_DATA
} GstRMDemuxState;
typedef enum
{
RMDEMUX_LOOP_STATE_HEADER,
RMDEMUX_LOOP_STATE_INDEX,
RMDEMUX_LOOP_STATE_DATA
} GstRMDemuxLoopState;
typedef enum
{
GST_RMDEMUX_STREAM_UNKNOWN,
GST_RMDEMUX_STREAM_VIDEO,
GST_RMDEMUX_STREAM_AUDIO,
GST_RMDEMUX_STREAM_FILEINFO
} GstRMDemuxStreamType;
typedef struct _GstRMDemux GstRMDemux;
typedef struct _GstRMDemuxClass GstRMDemuxClass;
typedef struct _GstRMDemuxStream GstRMDemuxStream;
struct _GstRMDemux {
GstElement element;
/* pads */
GstPad *sinkpad;
GSList *streams;
int n_video_streams;
int n_audio_streams;
GstAdapter *adapter;
gboolean have_pads;
guint32 timescale;
guint64 duration;
guint32 avg_packet_size;
guint32 index_offset;
guint32 data_offset;
guint32 num_packets;
guint offset;
gboolean seekable;
GstRMDemuxState state;
GstRMDemuxLoopState loop_state;
GstRMDemuxStream *index_stream;
/* playback start/stop positions */
GstSegment segment;
gboolean segment_running;
gboolean running;
/* Whether we need to send a newsegment event */
gboolean need_newsegment;
/* Current timestamp */
GstClockTime cur_timestamp;
/* First timestamp */
GstClockTime base_ts;
GstClockTime first_ts;
int n_chunks;
int chunk_index;
guint32 object_id;
guint32 size;
guint16 object_version;
};
struct _GstRMDemuxClass {
GstElementClass parent_class;
};
/* RealMedia VideoCodec FOURCC codes */
#define GST_RM_VDO_RV10 GST_MAKE_FOURCC('R','V','1','0') // RealVideo 1
#define GST_RM_VDO_RV20 GST_MAKE_FOURCC('R','V','2','0') // RealVideo G2
#define GST_RM_VDO_RV30 GST_MAKE_FOURCC('R','V','3','0') // RealVideo 8
#define GST_RM_VDO_RV40 GST_MAKE_FOURCC('R','V','4','0') // RealVideo 9+10
/* RealMedia AudioCodec FOURCC codes */
#define GST_RM_AUD_14_4 GST_MAKE_FOURCC('1','4','_','4') // 14.4 Audio Codec
#define GST_RM_AUD_28_8 GST_MAKE_FOURCC('2','8','_','8') // 28.8 Audio Codec
#define GST_RM_AUD_COOK GST_MAKE_FOURCC('c','o','o','k') // Cooker G2 Audio Codec
#define GST_RM_AUD_DNET GST_MAKE_FOURCC('d','n','e','t') // DolbyNet Audio Codec (low bitrate Dolby AC3)
#define GST_RM_AUD_SIPR GST_MAKE_FOURCC('s','i','p','r') // Sipro/ACELP.NET Voice Codec
#define GST_RM_AUD_RAAC GST_MAKE_FOURCC('r','a','a','c') // LE-AAC Audio Codec
#define GST_RM_AUD_RACP GST_MAKE_FOURCC('r','a','c','p') // HE-AAC Audio Codec
#define GST_RM_AUD_RALF GST_MAKE_FOURCC('r','a','l','f') // RealAudio Lossless
#define GST_RM_AUD_ATRC GST_MAKE_FOURCC('a','t','r','c') // Sony ATRAC3 Audio Codec
#define GST_RM_AUD_xRA4 GST_MAKE_FOURCC('.','r','a','4') // Not a real audio codec
#define GST_RM_AUD_xRA5 GST_MAKE_FOURCC('.','r','a','5') // Not a real audio codec
gboolean gst_rmdemux_plugin_init (GstPlugin * plugin);
G_END_DECLS
#endif /* __GST_RMDEMUX_H__ */
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