mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-29 11:40:38 +00:00
ed89f2a53f
Original commit message from CVS: register and use debugging category in media-info make vorbisfile emit tags for streaminfo
131 lines
4 KiB
C
131 lines
4 KiB
C
/* GStreamer
|
|
* 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_MEDIA_INFO_H__
|
|
#define __GST_MEDIA_INFO_H__
|
|
|
|
#include <gst/gst.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
typedef struct GstMediaInfoPriv GstMediaInfoPriv;
|
|
typedef struct _GstMediaInfo GstMediaInfo;
|
|
typedef struct _GstMediaInfoClass GstMediaInfoClass;
|
|
|
|
struct _GstMediaInfo
|
|
{
|
|
GObject parent;
|
|
|
|
GstMediaInfoPriv *priv;
|
|
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
struct _GstMediaInfoClass
|
|
{
|
|
GObjectClass parent_class;
|
|
|
|
/* signals */
|
|
void (*media_info_signal) (GstMediaInfo *gst_media_info);
|
|
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
/* structure for "physical" stream,
|
|
* which can contain multiple sequential ones */
|
|
typedef struct
|
|
{
|
|
gboolean seekable;
|
|
gchar *mime;
|
|
gchar *path;
|
|
GstCaps *caps; /* properties of the complete bitstream */
|
|
|
|
guint64 length_time;
|
|
glong length_tracks;
|
|
glong bitrate;
|
|
|
|
GList *tracks;
|
|
} GstMediaInfoStream;
|
|
|
|
/* structure for "logical" stream or track,
|
|
* or one of a set of sequentially muxed streams */
|
|
typedef struct
|
|
{
|
|
GstCaps *metadata; /* changeable metadata or tags */
|
|
GstCaps *streaminfo; /* codec property stuff */
|
|
GstCaps *format; /* properties of the logical stream */
|
|
|
|
guint64 length_time;
|
|
|
|
GList *con_streams; /* list of concurrent streams in this
|
|
sequential stream */
|
|
} GstMediaInfoTrack;
|
|
|
|
typedef struct
|
|
{
|
|
GstCaps *caps; /* properties of the muxed concurrent stream */
|
|
} GstMediaInfoConcurrent;
|
|
|
|
#define GST_MEDIA_INFO_ERROR gst_media_info_error_quark ()
|
|
|
|
#define GST_MEDIA_INFO_TYPE (gst_media_info_get_type ())
|
|
#define GST_MEDIA_INFO(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_MEDIA_INFO_TYPE, GstMediaInfo))
|
|
#define GST_MEDIA_INFO_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_MEDIA_INFO_TYPE, GstMediaInfoClass))
|
|
#define IS_GST_MEDIA_INFO(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_MEDIA_INFO_TYPE))
|
|
#define IS_GST_MEDIA_INFO_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_MEDIA_INFO_TYPE))
|
|
#define GST_MEDIA_INFO_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_MEDIA_INFO_TYPE, GstMediaInfoClass))
|
|
|
|
#define GST_MEDIA_INFO_STREAM 1 << 1
|
|
#define GST_MEDIA_INFO_MIME 1 << 2
|
|
#define GST_MEDIA_INFO_METADATA 1 << 3
|
|
#define GST_MEDIA_INFO_STREAMINFO 1 << 4
|
|
#define GST_MEDIA_INFO_FORMAT 1 << 5
|
|
#define GST_MEDIA_INFO_ALL ((1 << 6) - 1)
|
|
|
|
void gst_media_info_init (void);
|
|
GType gst_media_info_get_type (void);
|
|
|
|
GstMediaInfo * gst_media_info_new (const char *source_element);
|
|
|
|
void gst_media_info_read_with_idler (GstMediaInfo *media_info,
|
|
const char *location,
|
|
guint16 GST_MEDIA_INFO_FLAGS);
|
|
gboolean gst_media_info_read_idler (GstMediaInfo *media_info,
|
|
GstMediaInfoStream **streamp);
|
|
GstMediaInfoStream *
|
|
gst_media_info_read (GstMediaInfo *media_info,
|
|
const char *location,
|
|
guint16 GST_MEDIA_INFO_FLAGS);
|
|
gboolean gst_media_info_read_many (GstMediaInfo *media_info,
|
|
GList *locations,
|
|
guint16 GST_MEDIA_INFO_FLAGS,
|
|
GError **error);
|
|
GstCaps * gst_media_info_get_next (GstMediaInfo *media_info,
|
|
GError **error);
|
|
/*
|
|
* FIXME: reset ?
|
|
gboolean gst_media_info_write (GstMediaInfo *media_info,
|
|
const char *location,
|
|
GstCaps *media_info);
|
|
*/
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_MEDIA_INFO_H__ */
|