configure.ac: Check for wavpack version and define WAVPACK_OLD_API if necessary.
[platform/upstream/gst-plugins-good.git] / ext / wavpack / gstwavpackcommon.h
1 /* GStreamer Wavpack plugin
2  * Copyright (c) 2005 Arwed v. Merkatz <v.merkatz@gmx.net>
3  * Copyright (c) 2006 Sebastian Dröge <slomo@circular-chaos.org>
4  *
5  * gstwavpackcommon.h: common helper functions
6  *
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.
11  *
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.
16  *
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.
21  */
22
23 #ifndef __GST_WAVPACK_COMMON_H__
24 #define __GST_WAVPACK_COMMON_H__
25
26 #include <gst/gst.h>
27 #include <wavpack/wavpack.h>
28
29 typedef struct
30 {
31   guint32  byte_length;
32   guint8  *data;
33   guint8   id;
34 } GstWavpackMetadata;
35
36 #define ID_UNIQUE               0x3f
37 #define ID_OPTIONAL_DATA        0x20
38 #define ID_ODD_SIZE             0x40
39 #define ID_LARGE                0x80
40
41 #define ID_DUMMY                0x0
42 #define ID_ENCODER_INFO         0x1
43 #define ID_DECORR_TERMS         0x2
44 #define ID_DECORR_WEIGHTS       0x3
45 #define ID_DECORR_SAMPLES       0x4
46 #define ID_ENTROPY_VARS         0x5
47 #define ID_HYBRID_PROFILE       0x6
48 #define ID_SHAPING_WEIGHTS      0x7
49 #define ID_FLOAT_INFO           0x8
50 #define ID_INT32_INFO           0x9
51 #define ID_WV_BITSTREAM         0xa
52 #define ID_WVC_BITSTREAM        0xb
53 #define ID_WVX_BITSTREAM        0xc
54 #define ID_CHANNEL_INFO         0xd
55
56 #define ID_RIFF_HEADER          (ID_OPTIONAL_DATA | 0x1)
57 #define ID_RIFF_TRAILER         (ID_OPTIONAL_DATA | 0x2)
58 #define ID_REPLAY_GAIN          (ID_OPTIONAL_DATA | 0x3)
59 #define ID_CUESHEET             (ID_OPTIONAL_DATA | 0x4)
60 #define ID_CONFIG_BLOCK         (ID_OPTIONAL_DATA | 0x5)
61 #define ID_MD5_CHECKSUM         (ID_OPTIONAL_DATA | 0x6)
62 #define ID_SAMPLE_RATE          (ID_OPTIONAL_DATA | 0x7)
63
64
65 gboolean gst_wavpack_read_header (WavpackHeader * header, guint8 * buf);
66 gboolean gst_wavpack_read_metadata (GstWavpackMetadata * meta,
67     guint8 * header_data, guint8 ** p_data);
68
69 #endif