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/*
* Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2007, Professor Benoit Macq
* Copyright (c) 2002-2003, Yannick Verschueren
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
* 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 __JPT_H
#define __JPT_H
/**
@file jpt.h
@brief JPT-stream reader (JPEG 2000, JPIP)
JPT-stream functions are implemented in J2K.C.
*/
#include "openjpeg.h"
struct opj_stream_private;
struct opj_event_mgr;
/**
Message Header JPT stream structure
*/
typedef struct opj_jpt_msg_header
{
/** In-class Identifier */
OPJ_UINT32 Id;
/** Last byte information */
OPJ_UINT32 last_byte;
/** Class Identifier */
OPJ_UINT32 Class_Id;
/** CSn : index identifier */
OPJ_UINT32 CSn_Id;
/** Message offset */
OPJ_UINT32 Msg_offset;
/** Message length */
OPJ_UINT32 Msg_length;
/** Auxiliary for JPP case */
OPJ_UINT32 Layer_nb;
} opj_jpt_msg_header_t;
/* ----------------------------------------------------------------------- */
/**
Initialize the value of the message header structure
@param header Message header structure
*/
void jpt_init_msg_header(opj_jpt_msg_header_t * header);
/**
* Read the message header for a JPP/JPT - stream
* @param p_cio stream handle
* @param header JPT Message header structure
* @param p_manager user event manager to display nice messages.
*/
bool jpt_read_msg_header(
struct opj_stream_private * p_cio,
opj_jpt_msg_header_t * p_header,
OPJ_UINT32 * p_nb_bytes_read,
struct opj_event_mgr * p_manager);
#endif
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