1 files changed, 93 insertions, 0 deletions
diff --git a/trunk/main/fixedjitterbuf.h b/trunk/main/fixedjitterbuf.h
new file mode 100644
index 000000000..541e99d2d
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+++ b/trunk/main/fixedjitterbuf.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2005, Attractel OOD
+ *
+ * Contributors:
+ * Slav Klenov <slav@securax.org>
+ *
+ * Copyright on this file is disclaimed to Digium for inclusion in Asterisk
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*! \file 
+ * 
+ * \brief Jitterbuffering algorithm.
+ * 
+ */
+
+#ifndef _FIXEDJITTERBUF_H_
+#define _FIXEDJITTERBUF_H_
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+
+/* return codes */
+enum {
+	FIXED_JB_OK,
+	FIXED_JB_DROP,
+	FIXED_JB_INTERP,
+	FIXED_JB_NOFRAME
+};
+
+
+/* defaults */
+#define FIXED_JB_SIZE_DEFAULT 200
+#define FIXED_JB_RESYNCH_THRESHOLD_DEFAULT 1000
+
+
+/* jb configuration properties */
+struct fixed_jb_conf
+{
+	long jbsize;
+ 	long resync_threshold;
+};
+
+
+struct fixed_jb_frame
+{
+	void *data;
+	long ts;
+	long ms;
+	long delivery;
+	struct fixed_jb_frame *next;
+	struct fixed_jb_frame *prev;
+};
+
+
+struct fixed_jb;
+
+
+/* jb interface */
+
+struct fixed_jb * fixed_jb_new(struct fixed_jb_conf *conf);
+
+void fixed_jb_destroy(struct fixed_jb *jb);
+
+int fixed_jb_put_first(struct fixed_jb *jb, void *data, long ms, long ts, long now);
+
+int fixed_jb_put(struct fixed_jb *jb, void *data, long ms, long ts, long now);
+
+int fixed_jb_get(struct fixed_jb *jb, struct fixed_jb_frame *frame, long now, long interpl);
+
+long fixed_jb_next(struct fixed_jb *jb);
+
+int fixed_jb_remove(struct fixed_jb *jb, struct fixed_jb_frame *frameout);
+
+void fixed_jb_set_force_resynch(struct fixed_jb *jb);
+
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}
+#endif
+
+#endif /* _FIXEDJITTERBUF_H_ */