2004-02-13 11:02:12 +01:00
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/*
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* Copyright (c) 2004, Yannick Verschueren
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2005-12-02 14:34:15 +01:00
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* Copyright (c) 2005, Herv<EFBFBD> Drolon, FreeImage Team
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* Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
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2004-02-13 11:02:12 +01:00
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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2005-12-02 14:34:15 +01:00
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#ifndef __JPT_H
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#define __JPT_H
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/**
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@file jpt.h
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@brief JPT-stream reader (JPEG 2000, JPIP)
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2004-02-13 11:02:12 +01:00
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2005-12-02 14:34:15 +01:00
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JPT-stream functions are implemented in J2K.C.
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*/
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2004-02-13 11:02:12 +01:00
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2005-12-02 14:34:15 +01:00
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/**
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Message Header JPT stream structure
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*/
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typedef struct opj_jpt_msg_header {
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/** In-class Identifier */
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unsigned int Id;
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/** Last byte information */
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unsigned int last_byte;
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/** Class Identifier */
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unsigned int Class_Id;
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/** CSn : index identifier */
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unsigned int CSn_Id;
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/** Message offset */
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unsigned int Msg_offset;
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/** Message length */
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unsigned int Msg_length;
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/** Auxiliary for JPP case */
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unsigned int Layer_nb;
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} opj_jpt_msg_header_t;
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/* ----------------------------------------------------------------------- */
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/**
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Initialize the value of the message header structure
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@param header Message header structure
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*/
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void jpt_init_msg_header(opj_jpt_msg_header_t * header);
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/**
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Read the message header for a JPP/JPT - stream
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@param cinfo Codec context info
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@param cio CIO handle
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@param header Message header structure
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*/
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void jpt_read_msg_header(opj_common_ptr cinfo, opj_cio_t *cio, opj_jpt_msg_header_t *header);
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#endif
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