Initial import

1 files changed, 46 insertions, 0 deletions

diff --git a/xtract/xtract_types.h b/xtract/xtract_types.h
new file mode 100644
index 0000000..39fce64
--- /dev/null
+++ b/xtract/xtract_types.h
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+/* libxtract feature extraction library
+ *  
+ * Copyright (C) 2006 Jamie Bullock
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
+ * USA.
+ */
+
+/* xtract_types.h: declares specialised variable types used by libxtract */
+
+#ifndef XTRACT_TYPES
+#define XTRACT_TYPES
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Data structure used to store amplitude data between calls to xtract_attack_time and other functions. */
+    
+typedef struct _xtract_amp_tracker {
+    int count;
+    float previous_amp;
+} xtract_amp_tracker;
+
+typedef struct _xtract_frame_tracker {
+    int frame_count;
+    float *previous_frame;
+} xtract_frame_tracker;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif