/usr/include/gstreamer-0.10/gst/cdda/gstcddabasesrc.h is in libgstreamer-plugins-base0.10-dev 0.10.36-1ubuntu0.2.
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* Copyright (C) 1999 Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) 2005 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_CDDA_BASE_SRC_H__
#define __GST_CDDA_BASE_SRC_H__
#include <gst/gst.h>
#include <gst/base/gstpushsrc.h>
/* must include this for backwards-compatibility so the
* GST_TAG_CDDA_* defines are included. Remove in 0.11 */
#include <gst/tag/tag.h>
G_BEGIN_DECLS
#define GST_TYPE_CDDA_BASE_SRC (gst_cdda_base_src_get_type())
#define GST_CDDA_BASE_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_CDDA_BASE_SRC, GstCddaBaseSrc))
#define GST_CDDA_BASE_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CDDA_BASE_SRC, GstCddaBaseSrcClass))
#define GST_IS_CDDA_BASE_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_CDDA_BASE_SRC))
#define GST_IS_CDDA_BASE_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CDDA_BASE_SRC))
#define GST_CDDA_BASE_SRC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_CDDA_BASE_SRC, GstCddaBaseSrcClass))
typedef struct _GstCddaBaseSrc GstCddaBaseSrc;
typedef struct _GstCddaBaseSrcClass GstCddaBaseSrcClass;
typedef struct _GstCddaBaseSrcTrack GstCddaBaseSrcTrack;
/**
* GstCddaBaseSrcMode:
* @GST_CDDA_BASE_SRC_MODE_NORMAL : each single track is a stream
* @GST_CDDA_BASE_SRC_MODE_CONTINUOUS : the entire disc is a single stream
*
* Mode in which the CD audio source operates. Influences timestamping,
* EOS handling and seeking.
*/
typedef enum {
GST_CDDA_BASE_SRC_MODE_NORMAL, /* stream = one track */
GST_CDDA_BASE_SRC_MODE_CONTINUOUS /* stream = whole disc */
} GstCddaBaseSrcMode;
#define GST_TYPE_CDDA_BASE_SRC_MODE (gst_cdda_base_src_mode_get_type ())
/**
* GstCddaBaseSrcTrack:
* @is_audio: Whether this is an audio track
* @num: Track number in TOC (usually starts from 1, but not always)
* @start: The first sector of this track (LBA)
* @end: The last sector of this track (LBA)
* @tags: Track-specific tags (e.g. from cd-text information), or NULL
*
* CD track abstraction to communicate TOC entries to the base class.
*/
struct _GstCddaBaseSrcTrack {
gboolean is_audio; /* TRUE if this is an audio track */
guint num; /* real track number (usually starts from 1) */
guint start; /* first sector of track (LBA, not LSN!) */
guint end; /* last sector of track (LBA, not LSN!) */
GstTagList *tags; /* NULL or tags for track (e.g. from cd-text) */
/*< private >*/
guint _gst_reserved1[GST_PADDING/2];
gpointer _gst_reserved2[GST_PADDING/2];
};
struct _GstCddaBaseSrc {
GstPushSrc pushsrc;
/*< protected >*/ /* for use by sub-classes only */
GstTagList *tags; /* tags that apply to all tracks */
/*< private >*/
GstCddaBaseSrcMode mode;
gchar *device;
guint num_tracks;
guint num_all_tracks;
GstCddaBaseSrcTrack *tracks;
gint cur_track; /* current track (starting from 0) */
gint prev_track; /* current track last time */
gint cur_sector; /* current sector */
gint seek_sector; /* -1 or sector to seek to */
gint uri_track;
gchar *uri;
guint32 discid; /* cddb disc id (for unit test) */
gchar mb_discid[32]; /* musicbrainz discid */
GstIndex *index;
gint index_id;
gint toc_offset;
gboolean toc_bias;
/*< private >*/
guint _gst_reserved1[GST_PADDING/2];
gpointer _gst_reserved2[GST_PADDING/2];
};
/**
* GstCddaBaseSrcClass:
* @pushsrc_class: the parent class
* @open: opening the device
* @close: closing the device
* @read_sector: reading a sector
* @get_default_device: getting the default device
* @probe_devices: probing possible devices
*
* Cdda source base class.
*/
struct _GstCddaBaseSrcClass {
GstPushSrcClass pushsrc_class;
/* open/close the CD device */
gboolean (*open) (GstCddaBaseSrc *src, const gchar *device);
void (*close) (GstCddaBaseSrc *src);
/* read one sector (LBA) */
GstBuffer * (*read_sector) (GstCddaBaseSrc *src, gint sector);
/* return default device or NULL (optional) */
gchar * (*get_default_device) (GstCddaBaseSrc *src);
/* return NULL-terminated string array of CD devices, or NULL (optional) */
gchar ** (*probe_devices) (GstCddaBaseSrc *src);
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GType gst_cdda_base_src_get_type (void);
GType gst_cdda_base_src_mode_get_type (void);
gboolean gst_cdda_base_src_add_track (GstCddaBaseSrc * src,
GstCddaBaseSrcTrack * track);
#if 0
/*
* GST_TAG_CDDA_TRACK_TAGS:
*
* Tag details for all available tracks
* FiXME: find out which type we want for this!
*/
#define GST_TAG_CDDA_TRACK_TAGS "track-tags"
#endif
G_END_DECLS
#endif /* __GST_CDDA_BASE_SRC_H__ */
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