openjpeg/applications/jpip/opj_server/query_parser.h

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/*
* $Id: query_parser.h 53 2011-05-09 16:55:39Z kaori $
*
* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2011, Professor Benoit Macq
* Copyright (c) 2010-2011, Kaori Hagihara
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* Copyright (c) 2011, Lucian Corlaciu, GSoC
* 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 QUERY_PARSER_H_
# define QUERY_PARSER_H_
#include "bool.h"
//! maximum length of target name
#define MAX_LENOFTARGET 128
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//! maximum length of target identifier
#define MAX_LENOFTID 30
//! maximum length of channel identifier
#define MAX_LENOFCID 30
//! maximum number of closing channel
#define MAX_NUMOFCCLOSE 10
//! maximum number of meta request box
#define MAX_NUMOFBOX 10
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//! image return type
typedef enum image_return { JPPstream, JPTstream, UNKNOWN=-1} image_return_t;
//! Query parameters
typedef struct query_param{
char target[MAX_LENOFTARGET]; //!< target name
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char tid[MAX_LENOFTID]; //!< target identifier
int fx, fy; //!< frame size (fx,fy)
int rx, ry, rw, rh; //!< roi region
int layers; //!< quality layers
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int lastcomp; //!< last component number
bool *comps; //!< components for jpp-stream, null means all components
char cid[MAX_LENOFCID]; //!< channel identifier
bool cnew; //!< if there is new channel request(true) or not (false)
char cclose[MAX_NUMOFCCLOSE][MAX_LENOFCID]; //!< closing channel identifiers
char box_type[MAX_NUMOFBOX][4]; //!< interested box-types
int limit[MAX_NUMOFBOX]; //!< limit value, -1: skeleton request "r", 0: entire contents
bool w[MAX_NUMOFBOX]; //!< Metadata request qualifier flags
bool s[MAX_NUMOFBOX];
bool g[MAX_NUMOFBOX];
bool a[MAX_NUMOFBOX];
bool priority[MAX_NUMOFBOX]; //!< priority flag
int root_bin; //!< root-bin
int max_depth; //!< max-depth
bool metadata_only; //!< metadata-only request
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image_return_t return_type; //!< image return type
int len; //!< maximum response length
} query_param_t;
/**
* parse query
*
* @param[in] query_string request query string
* @param[out] query_param query parameters
*/
void parse_query( char *query_string, query_param_t *query_param);
/**
* print query parameters
*
* @param[in] query_param query parameters
*/
void print_queryparam( query_param_t query_param);
#endif /* !QUERY_PARSER_H_ */