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Diffstat (limited to 'gst/matroska/ebml-read.h')
-rw-r--r-- | gst/matroska/ebml-read.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/gst/matroska/ebml-read.h b/gst/matroska/ebml-read.h new file mode 100644 index 00000000..52e4e141 --- /dev/null +++ b/gst/matroska/ebml-read.h @@ -0,0 +1,102 @@ +/* GStreamer EBML I/O + * (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net> + * + * ebml-read.c: read EBML data from file/stream + * + * 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_EBML_READ_H__ +#define __GST_EBML_READ_H__ + +#include <glib.h> +#include <gst/gst.h> +#include <gst/bytestream/bytestream.h> + +G_BEGIN_DECLS + +#define GST_TYPE_EBML_READ \ + (gst_ebml_read_get_type ()) +#define GST_EBML_READ(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_EBML_READ, GstEbmlRead)) +#define GST_EBML_READ_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_EBML_READ, GstEbmlReadClass)) +#define GST_IS_EBML_READ(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_EBML_READ)) +#define GST_IS_EBML_READ_CLASS(obj) \ + (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_EBML_READ)) +#define GST_EBML_READ_GET_CLASS(obj) \ + (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_EBML_READ, GstEbmlReadClass)) + +typedef struct _GstEbmlLevel { + guint64 start, + length; +} GstEbmlLevel; + +typedef struct _GstEbmlRead { + GstElement parent; + + GstPad *sinkpad; + GstByteStream *bs; + + GList *level; +} GstEbmlRead; + +typedef struct _GstEbmlReadClass { + GstElementClass parent; +} GstEbmlReadClass; + +GType gst_ebml_read_get_type (void); + +guint32 gst_ebml_peek_id (GstEbmlRead *ebml, + guint *level_up); +void gst_ebml_read_seek (GstEbmlRead *ebml, + guint64 offset); +gboolean gst_ebml_read_skip (GstEbmlRead *ebml); +gboolean gst_ebml_read_buffer (GstEbmlRead *ebml, + guint32 *id, + GstBuffer **buf); +gboolean gst_ebml_read_uint (GstEbmlRead *ebml, + guint32 *id, + guint64 *num); +gboolean gst_ebml_read_sint (GstEbmlRead *ebml, + guint32 *id, + gint64 *num); +gboolean gst_ebml_read_float (GstEbmlRead *ebml, + guint32 *id, + gdouble *num); +gboolean gst_ebml_read_ascii (GstEbmlRead *ebml, + guint32 *id, + gchar **str); +gboolean gst_ebml_read_utf8 (GstEbmlRead *ebml, + guint32 *id, + gchar **str); +gboolean gst_ebml_read_date (GstEbmlRead *ebml, + guint32 *id, + gint64 *date); +gboolean gst_ebml_read_master (GstEbmlRead *ebml, + guint32 *id); +gboolean gst_ebml_read_binary (GstEbmlRead *ebml, + guint32 *id, + guchar **binary, + guint64 *length); +gboolean gst_ebml_read_header (GstEbmlRead *read, + gchar **doctype, + guint *version); + +G_END_DECLS + +#endif /* __GST_EBML_READ_H__ */ |