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/*****************************************************************************************
* Copyright (c) 2007 Hewlett-Packard Development Company, L.P.
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
* Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*****************************************************************************************/
/************************************************************************
* SVN MACROS
*
* $LastChangedDate: 2008-07-18 15:00:39 +0530 (Fri, 18 Jul 2008) $
* $Revision: 561 $
* $Author: sharmnid $
*
************************************************************************/
#ifndef __LTKSHAPERECOUTIL_H
#define __LTKSHAPERECOUTIL_H
#include "LTKInc.h"
#include "LTKTypes.h"
class LTKShapeFeature;
class LTKTraceGroup;
class LTKCaptureDevice;
class LTKScreenContext;
class LTKPreprocessorInterface;
#include "LTKShapeFeatureMacros.h"
/**
* @class LTKShapeRecoUtil
* <p> A utility class that offer some common functionalities to all the classifiers <p>
*/
class LTKShapeRecoUtil
{
public:
// static FN_PTR_DELETE_SHAPE_FTR_PTR m_deleteShapeFeatureFunc;
/**
* @name Constructors and Destructor
*/
//@{
/**
* Default Constructor
*/
LTKShapeRecoUtil();
/**
* Destructor
*/
~LTKShapeRecoUtil();
// @}
/**
* @name Utility Methods
*/
// @{
/**
*
* This method is used to convert the relative path to the absolute path
*
* Semantics
*
* - Split the line into tokens with delimiters \ and / using LTKStringUtil::tokenizeString
*
* - If first token is not relative path then return SUCCESS
*
* - Change the relative path to Absolute path ($LIPI_ROOT -> C:\Lipitk)
*
* @param pathName : string : Holds the path of the training file
* @param lipiRootPath : string : Holds the lipiroot path
* @return SUCCESS
* @exception none
*/
int getAbsolutePath (const string& inputPath,
const string& lipiRootPath,
string& outPath);
/**
* This method reads the project.cfg to find whether the project is dynamic or not
*
* Semantics
*
* - Read the key value pairs defined in project.cfg into a stringStringMap
* projectCfgAttrs = new LTKConfigFileReader(configFilePath.c_str());
*
* - Read the value for the key PROJECT_CFG_ATTR_NUMSHAPES_STR
* numShapesCfgAttr = projectCfgAttrs[PROJECT_CFG_ATTR_NUMSHAPES_STR];
*
* - If numShapesCfgAttr == "Dynamic"
* - returnBool = true; and
* - numShapes = 0
*
* - If numShapesCfgAttr != "Dynamic"
* - Read the value and convert string to an integer
* returnBool = false;
* valueFromCFG = numShapesCfgAttr;
* tempNumShapes = atoi(valueFromCFG.c_str());
*
* - If tempNumShapes == 0, Project is treated as dynamic
*
* @param configFilePath : string : Holds the path of the project.cfg
* @param numShapes : unsigned short : Holds the NumShapes value from config file
* @param returnStauts : int : Holds SUCCESS or ErrorValues
* @param strNumShapes : string : Holds the NumShapes value from config file
*
* @return True : If project is dynamic
* @return " If the value for key PROJECT_CFG_ATTR_NUMSHAPES_STR is "dynamic"
* @return " If value for key PROJECT_CFG_ATTR_NUMSHAPES_STR is 0
* @return False: otherwise
*
* @exception ECONFIG_FILE_OPEN Could not open project.cfg
* @exception EINVALID_NUM_OF_SHAPES Negative value for number of shapes
*/
int isProjectDynamic(const string& configFilePath,
unsigned short& numShapes,
string& strNumShapes,
bool& outIsDynamic );
/** This method reads the Ink file and check for empty traces
*
* <pre>
* Semantics
*
* - Call getAbsolutePath to convert the relative path to absolute path
*
* - Call the readUnipenInkFile to read the ink file from the disk
*
* - Call the checkEmptyTraces to check for empty traces
*
* @param path : string : Holds the ink file path
* @param lipiRootPath: string : Holds the path of Lipi Root
* @param inTraceGroup: LTKTraceGroup :
* @param captureDevice: LTKCaptureDevice :
* @param screenContext: LTKScreenContext :
* @return 0 if not have empty traces
* @return 1 if it having empty traces
* @exception none
*/
int readInkFromFile(const string& path, const string& lipiRootPath,
LTKTraceGroup& inTraceGroup,
LTKCaptureDevice& captureDevice,
LTKScreenContext& screenContext);
/** This method is used to check the empty traces
*
* <pre>
* Semantics
*
* - Iterate all the traces in inTraceGroup
*
* - Check for number of points for each traces to 0
*
* @param inTraceGroup: LTKTraceGroup :
* @return 1 if it contains empty trace group,
* @return 0 otherwise
* @exception none
*/
int convertHeaderToStringStringMap(const string& header, stringStringMap& headerSequence);
int shapeFeatureVectorToFloatVector(const vector<LTKShapeFeaturePtr>& shapeFeature,
floatVector& outFloatVector);
// @}
};
#endif
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