initial support for new --keep-foreign-metadata options, saving done, restoring TODO

1 files changed, 55 insertions, 0 deletions

diff --git a/src/flac/foreign_metadata.h b/src/flac/foreign_metadata.h
new file mode 100644
index 00000000..7e7c4aa0
--- /dev/null
+++ b/src/flac/foreign_metadata.h
@@ -0,0 +1,55 @@
+/* flac - Command-line FLAC encoder/decoder
+ * Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007  Josh Coalson
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifndef flac__foreign_metadata_h
+#define flac__foreign_metadata_h
+
+#if HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "FLAC/metadata.h"
+#include "utils.h"
+
+typedef struct {
+	/* for encoding, this will be the offset in the WAVE/AIFF file of the chunk */
+	/* for decoding, this will be the offset in the FLAC file of the chunk data inside the APPLICATION block */
+	off_t offset;
+	FLAC__uint32 size;
+} foreign_block_t;
+
+typedef struct {
+	foreign_block_t *blocks;
+	size_t num_blocks;
+	size_t format_block; /* block number of 'fmt ' or 'COMM' chunk */
+	size_t audio_block; /* block number of 'data' or 'SSND' chunk */
+} foreign_metadata_t;
+
+foreign_metadata_t *flac__foreign_metadata_new(void);
+
+void flac__foreign_metadata_delete(foreign_metadata_t *fm);
+
+FLAC__bool flac__foreign_metadata_read_from_aiff(foreign_metadata_t *fm, const char *filename, const char **error);
+FLAC__bool flac__foreign_metadata_read_from_wave(foreign_metadata_t *fm, const char *filename, const char **error);
+FLAC__bool flac__foreign_metadata_write_to_flac(foreign_metadata_t *fm, const char *infilename, const char *outfilename, const char **error);
+
+FLAC__bool flac__foreign_metadata_read_from_flac(foreign_metadata_t *fm, const char *filename, const char **error);
+FLAC__bool flac__foreign_metadata_write_to_aiff(foreign_metadata_t *fm, const char *infilename, const char *outfilename, const char **error);
+FLAC__bool flac__foreign_metadata_write_to_wave(foreign_metadata_t *fm, const char *infilename, const char *outfilename, const char **error);
+
+#endif