/**********************************************************************************
* AUTHOR : Thanigai
* DATE : 29-JUL-2005
* NAME : createShapeRecognizer
* DESCRIPTION : create an instance of shape recognizer object and call initialize
* function. Also loads the model data.
* ARGUMENTS : strProjectName - project name; strProfileName - profile name
* RETURNS : handle to the recognizer on success & NULL on error
* NOTES :
* CHANGE HISTROY
* Author Date Description of
*************************************************************************************/
int BoxedFieldRecognizer::createShapeRecognizer(const string& strProjectName, const string& strProfileName,LTKShapeRecognizer** outShapeRecPtr)
{
LOG(LTKLogger::LTK_LOGLEVEL_DEBUG)
<<"Entering: BoxedFieldRecognizer::createShapeRecognizer"
<<endl;
LTKConfigFileReader* projectCfgFileEntries = NULL;
LTKConfigFileReader* profileCfgFileEntries = NULL;
string cfgFilePath = "";
string shapeRecDllPath = "";
int iResult = 0;
string recognizerName = "";
string strLocalProfileName(strProfileName);
/* invalid or no entry for project name */
if(strProjectName == "")
{
*outShapeRecPtr = NULL;
LOG( LTKLogger::LTK_LOGLEVEL_ERR)
<<"Invalid or no entry for project name" <<endl;
LOG(LTKLogger::LTK_LOGLEVEL_ERR)
<<"Error : "<< EINVALID_PROJECT_NAME <<":"<< getErrorMessage(EINVALID_PROJECT_NAME)
<<" BoxedFieldRecognizer::createShapeRecognizer" <<endl;
LTKReturnError(EINVALID_PROJECT_NAME);
}
if(strProfileName == "")
{
strLocalProfileName = DEFAULT_PROFILE; /* assume the "default" profile */
}
cfgFilePath = m_lipiRoot + PROJECTS_PATH_STRING + strProjectName +
PROFILE_PATH_STRING + PROJECT_CFG_STRING;
try
{
projectCfgFileEntries = new LTKConfigFileReader(cfgFilePath);
}
catch(LTKException e)
{
delete projectCfgFileEntries;
*outShapeRecPtr = NULL; // Error exception thrown...
LOG(LTKLogger::LTK_LOGLEVEL_ERR)
<<"Error: BoxedFieldRecognizer::createShapeRecognizer"<<endl;
LTKReturnError(e.getErrorCode());
}
// Read the project.cfg and ensure this is a shaperecognizer; i.e. ProjectType = SHAPEREC;
string projectType = "";
projectCfgFileEntries->getConfigValue(PROJECT_TYPE_STRING, projectType);
/* Invalid configuration entry for ProjectType */
if(projectType != PROJECT_TYPE_SHAPEREC)
{
*outShapeRecPtr = NULL;
errorCode = EINVALID_CONFIG_ENTRY;
LOG(LTKLogger::LTK_LOGLEVEL_ERR)
<<"Error : "<< EINVALID_CONFIG_ENTRY <<":"<< getErrorMessage(EINVALID_CONFIG_ENTRY)
<<" BoxedFieldRecognizer::createShapeRecognizer" <<endl;
LTKReturnError(errorCode);
}
// Read the profile.cfg and find out the recognition module to load;
cfgFilePath = m_lipiRoot + PROJECTS_PATH_STRING + strProjectName +
PROFILE_PATH_STRING + strLocalProfileName +
SEPARATOR + PROFILE_CFG_STRING;
try
{
profileCfgFileEntries = new LTKConfigFileReader(cfgFilePath);
}
catch(LTKException e)
{
*outShapeRecPtr = NULL;
delete profileCfgFileEntries;
LOG(LTKLogger::LTK_LOGLEVEL_ERR)
<<"Error: BoxedFieldRecognizer::createShapeRecognizer"<<endl;
LTKReturnError(e.getErrorCode());
}
int errorCode = profileCfgFileEntries->getConfigValue(SHAPE_RECOGNIZER_STRING, recognizerName);
/* No recognizer specified. */
if(errorCode != SUCCESS)
{
*outShapeRecPtr = NULL;
errorCode = ENO_SHAPE_RECOGNIZER;
LOG(LTKLogger::LTK_LOGLEVEL_ERR)
<<"Error : "<< ENO_SHAPE_RECOGNIZER <<":"<< getErrorMessage(ENO_SHAPE_RECOGNIZER)
<<" BoxedFieldRecognizer::createShapeRecognizer" <<endl;
delete projectCfgFileEntries;
delete profileCfgFileEntries;
LTKReturnError(errorCode);
}
m_hAlgoDLLHandle = NULL;
errorCode = m_OSUtilPtr->loadSharedLib(m_lipiRoot, recognizerName, &m_hAlgoDLLHandle);
// Unable to load dll
if(errorCode != SUCCESS)
{
*outShapeRecPtr = NULL;
errorCode = ELOAD_SHAPEREC_DLL;
LOG(LTKLogger::LTK_LOGLEVEL_ERR)
<<"Error : "<< ELOAD_SHAPEREC_DLL <<":"<< getErrorMessage(ELOAD_SHAPEREC_DLL)
<<" BoxedFieldRecognizer::createShapeRecognizer" <<endl;
delete projectCfgFileEntries;
delete profileCfgFileEntries;
LTKReturnError(errorCode);
}
// Map Algo DLL functions...
// Unable to map the functions
if((errorCode = mapShapeAlgoModuleFunctions()) != SUCCESS)
{
*outShapeRecPtr = NULL;
delete projectCfgFileEntries;
delete profileCfgFileEntries;
LOG(LTKLogger::LTK_LOGLEVEL_ERR)
<<"Error: BoxedFieldRecognizer::createShapeRecognizer"<<endl;
LTKReturnError(errorCode)
}
