2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
3 * Copyright (C) <2004> Thomas Vander Stichele <thomas at apestaart dot org>
5 * dp-private.h: private defines/macros for dataprotocol implementation
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
17 * You should have received a copy of the GNU Library General Public
18 * License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
23 #ifndef __GST_DP_PRIVATE_H__
24 #define __GST_DP_PRIVATE_H__
26 #include <gst/gstdata.h>
27 #include <gst/gstbuffer.h>
28 #include <gst/gstevent.h>
29 #include <gst/gstcaps.h>
33 /* read the given type out of the byte buffer using glib conversion macros */
34 #define GST_DP_GUINT16(x) GUINT16_FROM_BE (* (guint16 *) (x))
35 #define GST_DP_GUINT32(x) GUINT32_FROM_BE (* (guint32 *) (x))
36 #define GST_DP_GUINT64(x) GUINT64_FROM_BE (* (guint64 *) (x))
38 /* accessor defines */
39 #define GST_DP_HEADER_MAJOR_VERSION(x) ((x)[0])
40 #define GST_DP_HEADER_MINOR_VERSION(x) ((x)[1])
41 #define GST_DP_HEADER_FLAGS(x) ((x)[2])
42 #define GST_DP_HEADER_PAYLOAD_TYPE(x) ((x)[3])
43 #define GST_DP_HEADER_PAYLOAD_LENGTH(x) GST_DP_GUINT32 (x + 4)
44 #define GST_DP_HEADER_TIMESTAMP(x) GST_DP_GUINT64 (x + 8)
45 #define GST_DP_HEADER_DURATION(x) GST_DP_GUINT64 (x + 16)
46 #define GST_DP_HEADER_OFFSET(x) GST_DP_GUINT64 (x + 24)
47 #define GST_DP_HEADER_OFFSET_END(x) GST_DP_GUINT64 (x + 32)
48 #define GST_DP_HEADER_CRC_HEADER(x) GST_DP_GUINT16 (x + 56)
49 #define GST_DP_HEADER_CRC_PAYLOAD(x) GST_DP_GUINT16 (x + 58)
51 void gst_dp_init (void);
52 void gst_dp_dump_byte_array (guint8 *array, guint length);
56 #endif /* __GST_DP_PRIVATE_H__ */