rollback to 3428, before the mysterious removal of libs/* at 3431/3432

git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 58 insertions, 0 deletions

diff --git a/libs/ardour/ardour/sndfile_helpers.h b/libs/ardour/ardour/sndfile_helpers.h
new file mode 100644
index 0000000000..cf6b15f3a4
--- /dev/null
+++ b/libs/ardour/ardour/sndfile_helpers.h
@@ -0,0 +1,58 @@
+/*
+    Copyright (C) 2000-2007 Paul Davis 
+
+    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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __sndfile_helpers_h__
+#define __sndfile_helpers_h__
+
+#include <string>
+#include <stdint.h>
+
+using std::string;
+
+// Use this define when initializing arrarys for use in sndfile_*_format()
+#define SNDFILE_STR_LENGTH 32
+
+#define SNDFILE_HEADER_FORMATS 5
+extern const char * const sndfile_header_formats_strings[SNDFILE_HEADER_FORMATS+1];
+extern const char * const sndfile_file_endings_strings[SNDFILE_HEADER_FORMATS+1];
+
+extern int sndfile_header_formats[SNDFILE_HEADER_FORMATS];
+
+#define SNDFILE_BITDEPTH_FORMATS 5
+extern const char * const sndfile_bitdepth_formats_strings[SNDFILE_BITDEPTH_FORMATS+1];
+
+extern int sndfile_bitdepth_formats[SNDFILE_BITDEPTH_FORMATS];
+
+#define SNDFILE_ENDIAN_FORMATS 2
+extern const char * const sndfile_endian_formats_strings[SNDFILE_ENDIAN_FORMATS+1];
+
+extern int sndfile_endian_formats[SNDFILE_ENDIAN_FORMATS];
+
+int sndfile_bitdepth_format_from_string(string);
+int sndfile_header_format_from_string(string);
+int sndfile_endian_format_from_string(string);
+string sndfile_file_ending_from_string(string);
+
+int sndfile_data_width (int format);
+
+// It'd be nice if libsndfile did this for us
+string sndfile_major_format(int);
+string sndfile_minor_format(int);
+
+#endif /* __sndfile_helpers_h__ */