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-rw-r--r--sndfiler/src/file_input.h66
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+/*
+ * threaded soundfiler for PD
+ * Copyright (C) 2005, Georg Holzmann <grh@mur.at>
+ *
+ * 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; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _FILE_INPUT__
+#define _FILE_INPUT__
+
+#define USE_LIBSNDFILE 0
+#define USE_LIBVORBISFILE 1
+
+//! returns 1 if s is in [0,c)
+#define CHECK_SEEK(s, c) (s<0 ? 0 : (s>=c ? 0 : 1))
+
+/*!
+ * checks which library to use
+ *
+ * @param file filename
+ * @return USE_LIBSNDFILE or USE_LIBVORBISFILE, -1 if there was an error
+ */
+int check_fileformat(t_symbol* file);
+
+/*!
+ * read audio data with libsndfile
+ *
+ * @param helper_arrays (unallocated) pointer to the data
+ * @param channel_count nr of channels
+ * @param seek frames to seek in file
+ * @param resize 1 if array should be resized
+ * @param array_size size of the array in samples
+ * @param file filename
+ * @return new arraysiize, -1 if there was a failure
+ */
+int read_libsndfile(t_float** helper_arrays, int channel_count, int seek,
+ int resize, int array_size, t_symbol* file);
+
+/*!
+ * read audio data with libvorbisfile
+ *
+ * @param helper_arrays (unallocated) pointer to the data
+ * @param channel_count nr of channels
+ * @param seek frames to seek in file
+ * @param resize 1 if array should be resized
+ * @param array_size size of the array in samples
+ * @param file filename
+ * @return new arraysiize, -1 if there was a failure
+ */
+int read_libvorbisfile(t_float** helper_arrays, int channel_count, int seek,
+ int resize, int array_size, t_symbol* file);
+
+#endif //_FILE_INPUT__