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diff --git a/libopenjpeg/t2.h b/libopenjpeg/t2.h
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+/*
+ * Copyright (c) 2001-2002, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2002-2003,  Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __T2_H
+#define __T2_H
+
+#include "tcd.h"
+#include "j2k.h"
+
+/*
+ * Encode the packets of a tile to a destination buffer
+ * img: the source image
+ * cp: the image coding parameters
+ * tile: the tile for which to write the packets
+ * dest: the destination buffer
+ * len: the length of the destination buffer
+ */
+int t2_encode_packets(j2k_image_t * img, j2k_cp_t * cp, int tileno,
+											tcd_tile_t * tile, int maxlayers,
+											unsigned char *dest, int len, info_image * info_IM);
+
+/*
+ * Decode the packets of a tile from a source buffer
+ * src: the source buffer
+ * len: length of the source buffer
+ * img: destination image
+ * cp: image coding parameters
+ * tileno: number that identifies the tile for which to decode the packets
+ * tile: tile for which to decode the packets
+ */
+int t2_decode_packets(unsigned char *src, int len, j2k_image_t * img,
+											j2k_cp_t * cp, int tileno, tcd_tile_t * tile);
+
+#endif