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/*
* $Id$
*
* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2014, Professor Benoit Macq
* Copyright (c) 2010-2011, Kaori Hagihara
* 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 IMGSOCK_MANAGER_H_
# define IMGSOCK_MANAGER_H_
#include "byte_manager.h"
#include "sock_manager.h"
#include "opj_includes.h"
#define NUM_OF_MSGTYPES 9
typedef enum eMSGTYPE { JPIPSTREAM, PNMREQ, XMLREQ, TIDREQ, CIDREQ, CIDDST, SIZREQ, JP2SAVE, QUIT, MSGERROR} msgtype_t;
/**
* indeitify client message type
*
* @param [in] connected_socket file descriptor of the connected socket
* @return message type
*/
msgtype_t identify_clientmsg(SOCKET connected_socket);
/**
* receive a JPT- JPP- stream from client
*
* @param [in] connected_socket file descriptor of the connected socket
* @param [out] target address of received target file name string pointer ( malloced, if not received, NULL)
* @param [out] tid address of received target identifier string pointer ( malloced, if not received, null string)
* @param [out] cid address of received channel identifier string pointer ( malloced, if not received, null string)
* @param [out] streamlen length of the received codestream
* @return JPT- JPP- codestream
*/
Byte_t * receive_JPIPstream(SOCKET connected_socket, char **target, char **tid,
char **cid, OPJ_SIZE_T *streamlen);
/**
* send PGM/PPM image stream to the client
*
* @param [in] connected_socket file descriptor of the connected socket
* @param [in] pnmstream PGM/PPM image codestream
* @param [in] width width of the PGM/PPM image (different from the original image)
* @param [in] height height of the PGM/PPM image
* @param [in] numofcomp number of components of the image
* @param [in] maxval maximum value of the image (only 255 supported)
*/
void send_PNMstream(SOCKET connected_socket, Byte_t *pnmstream,
unsigned int width, unsigned int height, unsigned int numofcomp, Byte_t maxval);
/**
* send XML data stream to the client
*
* @param [in] connected_socket file descriptor of the connected socket
* @param [in] xmlstream xml data stream
* @param [in] length length of the xml data stream
*/
void send_XMLstream(SOCKET connected_socket, Byte_t *xmlstream,
OPJ_SIZE_T length);
/**
* send TID data stream to the client
*
* @param [in] connected_socket file descriptor of the connected socket
* @param [in] tid tid string
* @param [in] tidlen length of the tid string
*/
void send_TIDstream(SOCKET connected_socket, const char *tid,
OPJ_SIZE_T tidlen);
/**
* send CID data stream to the client
*
* @param [in] connected_socket file descriptor of the connected socket
* @param [in] cid cid string
* @param [in] cidlen length of the cid string
*/
void send_CIDstream(SOCKET connected_socket, const char *cid,
OPJ_SIZE_T cidlen);
/**
* send SIZ data stream to the client
*
* @param [in] connected_socket file descriptor of the connected socket
* @param [in] width original width of the image
* @param [in] height original height of the image
*/
void send_SIZstream(SOCKET connected_socket, unsigned int width,
unsigned int height);
/**
* send response signal to the client
*
* @param [in] connected_socket file descriptor of the connected socket
* @param [in] succeed whether if the requested process succeeded
*/
void response_signal(SOCKET connected_socket, OPJ_BOOL succeed);
#endif /* !IMGSOCK_MANAGER_H_ */
/*! \file
* PROTOCOL specification to communicate with opj_dec_server
*
*\section sec1 JPIP-stream
* Cache JPT- JPP- stream in server
*
* client -> server: JPIP-stream\\n version 1.1\\n (optional for cid registration: targetnamestring\\n tidstring\\n cidstring\\n) bytelengthvalue\\n data \n
* server -> client: 1 or 0 (of 1Byte response signal)
*
*\section sec2 PNM request
* Get decoded PGM/PPM image
*
* client -> server: PNM request\\n [cid/tid]string\\n fw\\n fh\\n \n
* server -> client: P6 or P5 (2Byte) width (2Byte Big endian) height (2Byte Big endian) maxval (1Byte) data
*
*\section sec3 XML request
* Get XML data
*
* client -> server: XML request\\n \n
* server -> client: XML (3Byte) length (2Byte Big endian) data
*
*\section sec4 TID request
* Get target ID of target image
*
* client -> server: TID request\\n targetname\\n \n
* server -> client: TID (3Byte) length (1Byte) tiddata
*
*\section sec5 CID request
* Get Channel ID of identical target image
*
* client -> server: CID request\\n targetname\\n \n
* server -> client: CID (3Byte) length (1Byte) ciddata
*
*\section sec6 CID destroy
* Close Channel ID
*
* client -> server: CID destroy\\n ciddata \n
* server -> client: 1 or 0 (of 1Byte response signal)
*
*\section sec7 SIZ request
* Get original size of image
*
* client -> server: SIZ request\\n tidstring\\n cidstring\\n \n
* server -> client: SIZ (3Byte) width (3Byte Big endian) height (3Byte Big endian)
*
*\section sec8 JP2 save
* Save in JP2 file format
*
* client -> server: JP2 save\\n ciddata \n
* server -> client: 1 or 0 (of 1Byte response signal)
*
*\section sec9 QUIT
* Quit the opj_dec_server program
*
* client -> server: quit or QUIT
*/
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