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diff --git a/pjmedia/include/pjmedia-codec/opencore_amr.h b/pjmedia/include/pjmedia-codec/opencore_amr.h
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+++ b/pjmedia/include/pjmedia-codec/opencore_amr.h
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+/* $Id: opencore_amr.h 4335 2013-01-29 08:09:15Z ming $ */
+/*
+ * Copyright (C) 2011-2013 Teluu Inc. (http://www.teluu.com)
+ * Copyright (C) 2011 Dan Arrhenius <dan@keystream.se>
+ *
+ * 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 __PJMEDIA_CODEC_OPENCORE_AMR_H__
+#define __PJMEDIA_CODEC_OPENCORE_AMR_H__
+
+#include <pjmedia-codec/types.h>
+
+/**
+ * @defgroup PJMED_OC_AMR OpenCORE AMR Codec
+ * @ingroup PJMEDIA_CODEC_CODECS
+ * @brief AMRCodec wrapper for OpenCORE AMR codec
+ * @{
+ */
+
+PJ_BEGIN_DECL
+
+/**
+ * Bitmask options to be passed during AMR codec factory initialization.
+ */
+enum pjmedia_amr_options
+{
+    PJMEDIA_AMR_NO_NB	    = 1,    /**< Disable narrowband mode.	*/
+    PJMEDIA_AMR_NO_WB	    = 2,    /**< Disable wideband mode.		*/
+};
+
+/**
+ * Settings. Use #pjmedia_codec_opencore_amrnb/wb_set_config() to
+ * activate.
+ */
+typedef struct pjmedia_codec_amr_config
+{
+    /**
+     * Control whether to use octent align.
+     */
+    pj_bool_t octet_align;
+
+    /**
+     * Set the bitrate.
+     */
+    unsigned bitrate;
+
+} pjmedia_codec_amr_config;
+
+typedef pjmedia_codec_amr_config pjmedia_codec_amrnb_config;
+typedef pjmedia_codec_amr_config pjmedia_codec_amrwb_config;
+
+/**
+ * Initialize and register AMR codec factory to pjmedia endpoint.
+ *
+ * @param endpt     The pjmedia endpoint.
+ * @param options   Bitmask of pjmedia_amr_options (default=0).
+ *
+ * @return          PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_opencore_amr_init(pjmedia_endpt* endpt,
+                                                     unsigned options);
+
+/**
+ * Initialize and register AMR codec factory using default settings to
+ * pjmedia endpoint.
+ *
+ * @param endpt The pjmedia endpoint.
+ *
+ * @return	PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t)
+pjmedia_codec_opencore_amr_init_default(pjmedia_endpt* endpt);
+
+/**
+ * Unregister AMR codec factory from pjmedia endpoint and deinitialize
+ * the OpenCORE codec library.
+ *
+ * @return	PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_opencore_amr_deinit(void);
+
+/**
+ * Initialize and register AMR-NB codec factory to pjmedia endpoint. Calling
+ * this function will automatically initialize AMR codec factory without
+ * the wideband mode (i.e. it is equivalent to calling
+ * #pjmedia_codec_opencore_amr_init() with PJMEDIA_AMR_NO_WB). Application
+ * should call #pjmedia_codec_opencore_amr_init() instead if wishing to use
+ * both modes.
+ *
+ * @param endpt	The pjmedia endpoint.
+ *
+ * @return	PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_init(pjmedia_endpt* endpt);
+
+/**
+ * Unregister AMR-NB codec factory from pjmedia endpoint and deinitialize
+ * the OpenCORE codec library.
+ *
+ * @return	PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_deinit(void);
+
+
+/**
+ * Set AMR-NB parameters.
+ *
+ * @param cfg	The settings;
+ *
+ * @return	PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_set_config(
+				const pjmedia_codec_amrnb_config* cfg);
+
+
+/**
+ * Set AMR-WB parameters.
+ *
+ * @param cfg	The settings;
+ *
+ * @return	PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrwb_set_config(
+                                        const pjmedia_codec_amrwb_config* cfg);
+
+PJ_END_DECL
+
+
+/**
+ * @}
+ */
+
+#endif	/* __PJMEDIA_CODEC_OPENCORE_AMRNB_H__ */
+