/**********************************************************************************
* AUTHOR : Thanigai Murugan K
* DATE : 30-AUG-2005
* NAME : main
* DESCRIPTION : Main function. Process the command line options and invoke the
* train/test methods after instantiating LipiEngine module.
* ARGUMENTS : Command line arguments, refer to PrintUsage() function for syntax
* RETURNS : -1 on error 0 on success
* NOTES :
* CHANGE HISTROY
* Author Date Description of change
*************************************************************************************/
int main(int argc, char** argv)
{
//char *envstring = NULL;
char lipienginepath[MAX_PATH]="";
int iErrorCode;
LTKOSUtil* utilPtr = LTKOSUtilFactory::getInstance();
void *functionHandle = NULL;
globalArg = argv;
globalArgCount = argc;
utilPtr->recordStartTime();
// Assume the default log file, if user did not specify one...
if(LTKSTRCMP(strLogFile, "") == 0)
{
strcpy(strLogFile, DEFAULT_LOG_FILE);
}
if(processCommandLineArgs() != 0)
{
printUsage();
delete utilPtr;
return -1;
}
if(bVersionRequest) /* Then display version and exit */
{
cout << "\n Version of runwordrec tool: " << SUPPORTED_MIN_VERSION << endl;
delete utilPtr;
return 0;
}
/* Get the LIPI_ROOT environment variable if the user has not provided in the command line */
if(strlen(strLipiRootPath)==0)
{
char *tempStr=NULL;
/* Get the LIPI_ROOT environment variable */
tempStr=getenv(LIPIROOT_ENV_STRING);
if(tempStr == NULL)
{
cout << "Error,LIPI_ROOT is neither provided in the command line nor set as an environment variable\n" << endl;
delete utilPtr;
return -1;
}
strcpy(strLipiRootPath,tempStr);
}
// Load the LipiEngine.DLL
hLipiEngine = NULL;
iErrorCode = utilPtr->loadSharedLib(strLipiRootPath,
LIPIENGINE_MODULE_STR,
&hLipiEngine);
if(iErrorCode != SUCCESS)
{
cout << "Error loading LipiEngine module" << endl;
delete utilPtr;
return -1;
}
int iMajor_lipiEngine=0, iMinor_lipiEngine=0, iBugfix_lipiEngine=0;
iErrorCode = utilPtr->getFunctionAddress(hLipiEngine,
"getToolkitVersion",
&functionHandle);
if(iErrorCode != SUCCESS)
{
cout << "Error mapping the getToolkitVersion function" << endl;
delete utilPtr;
return -1;
}
LipiEngine_getCurrentVersion = (FN_PTR_GETCURRENTVERSION) functionHandle;
LipiEngine_getCurrentVersion(&iMajor_lipiEngine, &iMinor_lipiEngine, &iBugfix_lipiEngine);
// Version comparison START
char toolkitVer[MAX_STRLEN];
sprintf(toolkitVer, "%d.%d.%d",iMajor_lipiEngine,iMinor_lipiEngine,iBugfix_lipiEngine);
LTKVersionCompatibilityCheck verTempObj;
string supportedMinVersion(SUPPORTED_MIN_VERSION);
string toolkitVersion(toolkitVer);
bool compatibilityResults = verTempObj.isFirstVersionHigher(toolkitVersion, supportedMinVersion);
if(compatibilityResults == false)
{
cout<< "\nIncompatible version of LipiEngine(ver: " << toolkitVersion << ") with runwordrec(ver: " << supportedMinVersion << ")" << endl;
// Unload the DLL from memory
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return FAILURE;
}
// Version comparison END
// without reserving memory, it gives an error at the end...
strLogFileName.reserve(MAX_PATH);
/* Get the function address of "createLTKLipiEngine" function from the DLL module */
functionHandle = NULL;
iErrorCode = utilPtr->getFunctionAddress(hLipiEngine,
"createLTKLipiEngine",
&functionHandle);
if(iErrorCode != SUCCESS)
{
cout << "Error mapping the createLTKLipiEngine function" << endl;
delete utilPtr;
return -1;
}
createLTKLipiEngine = (FN_PTR_CREATELTKLIPIENGINE) functionHandle;
functionHandle = NULL;
// Create an instance of LipiEngine
ptrObj = createLTKLipiEngine();
// set the LIPI_ROOT path in Lipiengine module instance
ptrObj->setLipiRootPath(strLipiRootPath);
// set the Log File Path
if (strlen(strLogFile) != 0 )
{
string tempString(strLogFile);
ptrObj->setLipiLogFileName(tempString);
}
if(strlen(strLogLevel) != 0)
{
string tempStringLogLevel(strLogLevel);
ptrObj->setLipiLogLevel(tempStringLogLevel);
}
// Initialize the LipiEngine
iErrorCode = ptrObj->initializeLipiEngine();
if(iErrorCode != 0)
{
cout << "Error initializing lipiengine: " << getErrorMessage(iErrorCode) << endl;
cout << "For more details, please see the log file" << endl;
// Unload the DLL from memory
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return -1;
}
string strProjName(strProjectName), strProfName(strProfileName);
// Now create the word recognizer instance using the project/profile name strings
LTKWordRecognizer *pReco;
iErrorCode = ptrObj->createWordRecognizer(strProjName, strProfName, &pReco);
if(iErrorCode != SUCCESS)
{
cout << "Error creating word recognizer: " << getErrorMessage(iErrorCode) << endl;
cout << "For more details, please see the log file" << endl;
// Unload the DLL from memory
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return -1;
}
if(bComputePerformance)
{
utilPtr->recordStartTime();
}
iErrorCode = evaluateWordRecognizer(pReco, strTestLstFile);
if(iErrorCode != SUCCESS)
{
cout << "Error during testing the word recognizer: " << getErrorMessage(iErrorCode) << endl;
cout << "For more details, please see the log file" << endl;
ptrObj->deleteWordRecognizer(&pReco);
// Unload the DLL from memory
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return -1;
}
if(bComputePerformance)
{
utilPtr->recordEndTime();
string timeTaken = "";
utilPtr->diffTime(timeTaken);
cout << "Time taken:" << timeTaken << endl;
}
// Delete the word recognizer which was created...
ptrObj->deleteWordRecognizer(&pReco);
// Unload the DLL from memory
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return 0;
}
int main(int argc, char** argv)
{
char *envstring = NULL;
int iResult;
string tempStr(REC_UNIT_INFO), tempStr1(REC_MODE);
string path;
string strShapeId;
string strWordId;
char infilelist[MAX_PATH];
string outfile("wordrectst.out");
vector<LTKTraceGroup> fieldInk;
int charIndex;
wstring eolstr(L"\r\n");
int i;
// first argument is the logical project name
// second argument is the ink file to recognize
// third argument is the output file
if(argc < 4)
{
cout << "\nUsage:";
cout << "\nwordrectst <logical projectname> <list file to recognize> <outputfile>";
cout << "\nlist of valid <logicalname>s is available in $LIPI_ROOT/projects/lipiengine.cfg file";
cout << endl;
delete utilPtr;
return -1;
}
// Get the LIPI_ROOT environment variable
envstring = getenv(LIPIROOT_ENV_STRING);
if(envstring == NULL)
{
cout << "\nError, Environment variable is not set LIPI_ROOT\n";
delete utilPtr;
return -1;
}
// Load the LipiEngine.DLL
hLipiEngine = NULL;
iResult = utilPtr->loadSharedLib(envstring, LIPIENGINE_MODULE_STR, &hLipiEngine);
if(iResult != SUCCESS)
{
cout << "Error loading LipiEngine module" << endl;
delete utilPtr;
return -1;
}
if(MapFunctions() != 0)
{
cout << "Error fetching exported functions of the module" << endl;
delete utilPtr;
return -1;
}
// create an instance of LipiEngine Module
ptrObj = createLTKLipiEngine();
// set the LIPI_ROOT path in Lipiengine module instance
ptrObj->setLipiRootPath(envstring);
// Initialize the LipiEngine module
iResult = ptrObj->initializeLipiEngine();
if(iResult != SUCCESS)
{
cout << iResult << ": Error initializing LipiEngine.\n";
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return -1;
}
// Assign the logical name of the project to this string, i.e. TAMIL_WORD
string strLogicalName = string(argv[1]);
strcpy(infilelist, argv[2]);
outfile = argv[3];
LTKWordRecognizer *pWordReco = NULL;
ptrObj->createWordRecognizer(strLogicalName,&pWordReco);
if(pWordReco == NULL)
{
cout << "\nError creating Word Recognizer\n";
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return -1;
}
// You can also use project and profile name to create LipiEngine instance as follows...
// string strProjectName = "tamil_boxed_field";
// string strProfileName = "default";
// LTKWordRecognizer *pWordReco = ptrObj->createWordRecognizer(&strProjectName, &strProfileName);
int iErrorCode = 0;
LTKRecognitionContext *recoContext = new LTKRecognitionContext();
if(iErrorCode != 0)
{
cout << "\nError creating recognition context.\n";
ptrObj->deleteWordRecognizer(pWordReco);
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return -1;
}
LTKCaptureDevice deviceContext;
LTKScreenContext screenContext;
int numChoices = 2;
// Setting the device attributes
deviceContext.setSamplingRate(120);
deviceContext.setXDPI(2500);
deviceContext.setYDPI(2500);
deviceContext.setUniformSampling(true);
// Set the engine to recognizer
recoContext->setWordRecoEngine(pWordReco);
// set the device context
recoContext->setDeviceContext(deviceContext);
// set the screen context
recoContext->setScreenContext(screenContext);
recoContext->setFlag(tempStr,REC_UNIT_CHAR);
recoContext->setFlag(tempStr1,REC_MODE_STREAMING);
// set the number of choices required
recoContext->setNumResults(numChoices);
ifstream in(infilelist);
if(in == NULL)
{
cout << "Test list file open error : " << infilelist << endl;
delete utilPtr;
return -1;
}
ofstream resultfile(outfile.c_str(),ios::out|ios::binary);
//a Header of 0xFEFF is required to identify this is a
//16 bit unicode file
const unsigned short fHeader = 0xfeff;
resultfile.write((char*)&fHeader,sizeof(unsigned short));
while(in)
{
//Get the file name
if(!getline(in,path,' '))
{
break;
}
//Get the word ID
getline(in,strWordId);
//iWordID = atoi(strShapeId.c_str());
cout << path << endl;
try
{
fieldInk.clear();
//read the word file
readWordFile(path, fieldInk, deviceContext, screenContext);
for(charIndex = 0; charIndex < fieldInk.size(); ++charIndex)
{
recoContext->beginRecoUnit();
recoContext->addTraceGroups(LTKTraceGroupVector(1,fieldInk.at(charIndex)));
recoContext->endRecoUnit();
}
}
catch(LTKException e)
{
LOG(LTKLogger::LTK_LOGLEVEL_ERR) << e.getExceptionMessage();
return FAILURE;
}
//Calling recognize and retrieving the top result
{
LTKWordRecoResult result;
vector<LTKWordRecoResult> r2;
recoContext->recognize();
recoContext->getTopResult(result);
recoContext->getNextBestResults(numChoices-1, r2);
vector<unsigned short> resultVec = result.getResultWord();
if(!resultVec.empty())
{
resultfile.write((char *)&(resultVec.at(0)), resultVec.size()*sizeof(unsigned short));
resultfile.write((char*)eolstr.c_str(),eolstr.length()*sizeof(unsigned short));
for(i =0; i<r2.size(); ++i)
{
resultVec = r2.at(i).getResultWord();
resultfile.write((char *)&(resultVec.at(0)), resultVec.size()*sizeof(unsigned short));
resultfile.write((char*)eolstr.c_str(),eolstr.length()*sizeof(unsigned short));
}
}
recoContext->clearRecognitionResult();
}
}
resultfile.close();
//delete word recognition instance
if(pWordReco)
{
ptrObj->deleteWordRecognizer(pWordReco);
}
//delete recognition context object
if(recoContext)
{
//ptrObj->deleteRecognitionContext(recoContext);
delete recoContext;
}
//unload the LipiEngine module from memory...
utilPtr->unloadSharedLib(hLipiEngine);
delete utilPtr;
return 0;
}