1/* flac - Command-line FLAC encoder/decoder
2 * Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007  Josh Coalson
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
17 */
18
19#ifndef flac__foreign_metadata_h
20#define flac__foreign_metadata_h
21
22#if HAVE_CONFIG_H
23#  include <config.h>
24#endif
25
26#include "FLAC/metadata.h"
27#include "utils.h"
28
29/* WATCHOUT: these enums are used to index internal arrays */
30typedef enum { FOREIGN_BLOCK_TYPE__AIFF = 0, FOREIGN_BLOCK_TYPE__RIFF = 1 } foreign_block_type_t;
31
32typedef struct {
33	/* for encoding, this will be the offset in the WAVE/AIFF file of the chunk */
34	/* for decoding, this will be the offset in the FLAC file of the chunk data inside the APPLICATION block */
35	off_t offset;
36	FLAC__uint32 size;
37} foreign_block_t;
38
39typedef struct {
40	foreign_block_type_t type; /* currently we don't support multiple foreign types in a stream (an maybe never will) */
41	foreign_block_t *blocks;
42	size_t num_blocks;
43	size_t format_block; /* block number of 'fmt ' or 'COMM' chunk */
44	size_t audio_block; /* block number of 'data' or 'SSND' chunk */
45	FLAC__uint32 ssnd_offset_size; /* 0 if type!=AIFF */
46} foreign_metadata_t;
47
48foreign_metadata_t *flac__foreign_metadata_new(foreign_block_type_t type);
49
50void flac__foreign_metadata_delete(foreign_metadata_t *fm);
51
52FLAC__bool flac__foreign_metadata_read_from_aiff(foreign_metadata_t *fm, const char *filename, const char **error);
53FLAC__bool flac__foreign_metadata_read_from_wave(foreign_metadata_t *fm, const char *filename, const char **error);
54FLAC__bool flac__foreign_metadata_write_to_flac(foreign_metadata_t *fm, const char *infilename, const char *outfilename, const char **error);
55
56FLAC__bool flac__foreign_metadata_read_from_flac(foreign_metadata_t *fm, const char *filename, const char **error);
57FLAC__bool flac__foreign_metadata_write_to_iff(foreign_metadata_t *fm, const char *infilename, const char *outfilename, off_t offset1, off_t offset2, off_t offset3, const char **error);
58
59#endif
60