nt4.cpp
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#include <QDebug>
#include <QFileInfo>
#include <QProcess>
#include <QString>
#include <QStringList>
#include <NCore.h>
#include <NImages.h>
#include <NLExtractor.h>
#include <NMatcher.h>
#include <NMatcherParams.h>
#include <NTemplate.h>
#include <NLicensing.h>
#include <openbr_plugin.h>
//IRIS
#include <NEExtractor.h>
#include <NEExtractorParams.h>
#include <NERecord.h>
#include <NETemplate.h>
#include <Bmp.h>
#include <NGrayscaleImage.h>
#include "core/resource.h"
#include "core/opencvutils.h"
using namespace cv;
using namespace br;
/*!
* \ingroup initializers
* \brief Initialize Neurotech SDK 4
* \author Josh Klontz \cite jklontz
* \author E. Taborsky \cite mmtaborsky
*/
class NT4Initializer : public Initializer
{
Q_OBJECT
static void manageLicenses(bool obtain)
{
const NChar *components = { N_T("Biometrics.FaceExtraction,Biometrics.FaceMatching,Biometrics.IrisExtraction,Biometrics.IrisMatching") };
if (obtain) {
NBool available;
if (!Globals->contains("NT4_SERVER_IP")) Globals->set("NT4_SERVER_IP", "128.29.70.34");
NResult result = NLicenseObtainComponents(N_T(qPrintable(Globals->property("NT4_SERVER_IP").toString())), N_T("5000"), components, &available);
if (NFailed(result)) qWarning("NLicenseObtainComponents() failed, result=%i.", result);
if (!available) qWarning("NT4 components not available.");
} else /* release */ {
NResult result = NLicenseReleaseComponents(components);
if (NFailed(result)) qWarning("NLicenseReleaseComponents() failed, result=%i.", result);
}
}
void initialize() const
{
NCoreOnStart();
Globals->abbreviations.insert("NT4Face", "Open+NT4DetectFace!NT4EnrollFace:NT4Compare");
Globals->abbreviations.insert("NT4Iris", "Open+NT4EnrollIris:NT4Compare");
manageLicenses(true);
}
void finalize() const
{
manageLicenses(false);
NCoreOnExitEx(false);
}
};
BR_REGISTER(Initializer, NT4Initializer)
/*!
* \brief Neurotech context
* \author Josh Klontz \cite jklontz
* \author E. Taborsky \cite mmtaborsky
*/
struct NT4Context
{
HNLExtractor extractor; /*!< Face extractor. */
HNEExtractor irisExtractor; /*!< Iris extractor. */
HNMatcher matcher; /*!< Template matcher. */
NT4Context()
{
NResult result;
// Face
// Create extractor
result = NleCreate(&extractor);
if (NFailed(result)) qFatal("NleCreate() failed, result=%i.", result);
NBool detectAllFeaturePoints = true;
NObjectSetParameter(extractor, NLEP_DETECT_ALL_FEATURE_POINTS, &detectAllFeaturePoints);
NDouble faceConfidence = 1;
NObjectSetParameter(extractor, NLEP_FACE_CONFIDENCE_THRESHOLD, &faceConfidence);
NByte faceQuality = 1;
NObjectSetParameter(extractor, NLEP_FACE_QUALITY_THRESHOLD, &faceQuality);
NByte favorLargestFace = 0;
NObjectSetParameter(extractor, NLEP_FAVOR_LARGEST_FACE, &favorLargestFace);
NByte useLivenessCheck = 0;
NObjectSetParameter(extractor, NLEP_USE_LIVENESS_CHECK, &useLivenessCheck);
NleTemplateSize templSize = nletsLarge;
NObjectSetParameter(extractor, NLEP_TEMPLATE_SIZE, &templSize);
// Iris
// Create extractor
result = NeeCreate(&irisExtractor);
if (NFailed(result)) qFatal("NeeCreate() failed, result=%i.", result);
NInt boundaryPointCount = 32;
NObjectSetParameter(irisExtractor, NEE_BOUNDARY_POINT_COUNT, &boundaryPointCount);
NBool interlace = false;
NObjectSetParameter(irisExtractor, NEEP_DEINTERLACE, &interlace);
NInt innerBoundaryFrom = 40;
NObjectSetParameter(irisExtractor, NEEP_INNER_BOUNDARY_FROM, &innerBoundaryFrom);
NInt innerBoundaryTo = 160;
NObjectSetParameter(irisExtractor, NEEP_INNER_BOUNDARY_TO, &innerBoundaryTo);
NInt outerBoundaryFrom = 140;
NObjectSetParameter(irisExtractor, NEEP_OUTER_BOUNDARY_FROM, &outerBoundaryFrom);
NInt outerBoundaryTo = 255;
NObjectSetParameter(irisExtractor, NEEP_OUTER_BOUNDARY_TO, &outerBoundaryTo);
// Face
// Create matcher
result = NMCreate(&matcher);
if (NFailed(result)) qFatal("NMCreate() failed, result=%i.",result);
NInt matchingThreshold = 0;
NObjectSetParameter(matcher, NMP_MATCHING_THRESHOLD, &matchingThreshold);
}
~NT4Context()
{
NObjectFree(extractor);
NObjectFree(irisExtractor);
NObjectFree(matcher);
}
/*!
* \brief to NT image
*/
static void toImage(const Mat &src, HNGrayscaleImage *grayscaleImage)
{
Mat gray;
OpenCVUtils::cvtGray(src, gray);
assert(gray.isContinuous());
HNImage image;
NResult result;
result = NImageCreateFromDataEx(npfGrayscale, gray.cols, gray.rows, 0, gray.cols, gray.data, gray.rows*gray.cols, 0, &image);
if (NFailed(result)) qFatal("NT4Context::toImage NImageCreateFromDataEx() failed, result=%i.", result);
result = NImageToGrayscale(image, grayscaleImage);
if (NFailed(result)) qFatal("NT4Context::toImage NImageToGrayscale() failed, result=%i.", result);
NObjectFree(image);
}
/*!
* \brief to OpenCV matrix
*/
static Mat toMat(const HNLTemplate &templ)
{
NSizeType bufferSize;
NLTemplateGetSize(templ, 0, &bufferSize);
Mat buffer(1, bufferSize, CV_8UC1);
NLTemplateSaveToMemory(templ, buffer.data, bufferSize, 0, &bufferSize);
return buffer;
}
/*!
* \brief extract metadata
*/
static File toMetadata(const NleDetectionDetails &detectionDetails)
{
File metadata;
metadata.insert("NT4_FaceAvailable", detectionDetails.FaceAvailable);
metadata.insert("NT4_Face_Rectangle_X", detectionDetails.Face.Rectangle.X);
metadata.insert("NT4_Face_Rectangle_Y", detectionDetails.Face.Rectangle.Y);
metadata.insert("NT4_Face_Rectangle_Width", detectionDetails.Face.Rectangle.Width);
metadata.insert("NT4_Face_Rectangle_Height", detectionDetails.Face.Rectangle.Height);
metadata.insert("NT4_Face_Rotation_Roll", detectionDetails.Face.Rotation.Roll);
metadata.insert("NT4_Face_Rotation_Pitch", detectionDetails.Face.Rotation.Pitch);
metadata.insert("NT4_Face_Rotation_Yaw", detectionDetails.Face.Rotation.Yaw);
metadata.insert("NT4_Face_Confidence", detectionDetails.Face.Confidence);
metadata.insert("NT4_RightEyeCenter_X", detectionDetails.RightEyeCenter.X);
metadata.insert("NT4_RightEyeCenter_Y", detectionDetails.RightEyeCenter.Y);
metadata.insert("NT4_RightEyeCenter_Code", detectionDetails.RightEyeCenter.Code);
metadata.insert("NT4_RightEyeCenter_Confidence", detectionDetails.RightEyeCenter.Confidence);
metadata.insert("NT4_LeftEyeCenter_X", detectionDetails.LeftEyeCenter.X);
metadata.insert("NT4_LeftEyeCenter_Y", detectionDetails.LeftEyeCenter.Y);
metadata.insert("NT4_LeftEyeCenter_Code", detectionDetails.LeftEyeCenter.Code);
metadata.insert("NT4_LeftEyeCenter_Confidence", detectionDetails.LeftEyeCenter.Confidence);
metadata.insert("NT4_MouthCenter_X", detectionDetails.MouthCenter.X);
metadata.insert("NT4_MouthCenter_Y", detectionDetails.MouthCenter.Y);
metadata.insert("NT4_MouthCenter_Code", detectionDetails.MouthCenter.Code);
metadata.insert("NT4_MouthCenter_Confidence", detectionDetails.MouthCenter.Confidence);
metadata.insert("NT4_NoseTip_X", detectionDetails.NoseTip.X);
metadata.insert("NT4_NoseTip_Y", detectionDetails.NoseTip.Y);
metadata.insert("NT4_NoseTip_Code", detectionDetails.NoseTip.Code);
metadata.insert("NT4_NoseTip_Confidence", detectionDetails.NoseTip.Confidence);
return metadata;
}
/*!
* \brief Initialize from metadata
*/
static NleDetectionDetails fromMetadata(const File &metadata)
{
NleDetectionDetails detectionDetails;
detectionDetails.FaceAvailable = metadata.value("NT4_FaceAvailable").toBool();
detectionDetails.Face.Rectangle.X = metadata.value("NT4_Face_Rectangle_X").toInt();
detectionDetails.Face.Rectangle.Y = metadata.value("NT4_Face_Rectangle_Y").toInt();
detectionDetails.Face.Rectangle.Width = metadata.value("NT4_Face_Rectangle_Width").toInt();
detectionDetails.Face.Rectangle.Height = metadata.value("NT4_Face_Rectangle_Height").toInt();
detectionDetails.Face.Rotation.Roll = metadata.value("NT4_Face_Rotation_Roll").toInt();
detectionDetails.Face.Rotation.Pitch = metadata.value("NT4_Face_Rotation_Pitch").toInt();
detectionDetails.Face.Rotation.Yaw = metadata.value("NT4_Face_Rotation_Yaw").toInt();
detectionDetails.Face.Confidence = metadata.value("NT4_Face_Confidence").toDouble();
detectionDetails.RightEyeCenter.X = metadata.value("NT4_RightEyeCenter_X").toInt();
detectionDetails.RightEyeCenter.Y = metadata.value("NT4_RightEyeCenter_Y").toInt();
detectionDetails.RightEyeCenter.Code = metadata.value("NT4_RightEyeCenter_Code").toInt();
detectionDetails.RightEyeCenter.Confidence = metadata.value("NT4_RightEyeCenter_Confidence").toDouble();
detectionDetails.LeftEyeCenter.X = metadata.value("NT4_LeftEyeCenter_X").toInt();
detectionDetails.LeftEyeCenter.Y = metadata.value("NT4_LeftEyeCenter_Y").toInt();
detectionDetails.LeftEyeCenter.Code = metadata.value("NT4_LeftEyeCenter_Code").toInt();
detectionDetails.LeftEyeCenter.Confidence = metadata.value("NT4_LeftEyeCenter_Confidence").toDouble();
detectionDetails.MouthCenter.X = metadata.value("NT4_MouthCenter_X").toInt();
detectionDetails.MouthCenter.Y = metadata.value("NT4_MouthCenter_Y").toInt();
detectionDetails.MouthCenter.Code = metadata.value("NT4_MouthCenter_Code").toInt();
detectionDetails.MouthCenter.Confidence = metadata.value("NT4_MouthCenter_Confidence").toDouble();
detectionDetails.NoseTip.X = metadata.value("NT4_NoseTip_X").toInt();
detectionDetails.NoseTip.Y = metadata.value("NT4_NoseTip_Y").toInt();
detectionDetails.NoseTip.Code = metadata.value("NT4_NoseTip_Code").toInt();
detectionDetails.NoseTip.Confidence = metadata.value("NT4_NoseTip_Confidence").toDouble();
return detectionDetails;
}
};
/*!
* \ingroup transforms
* \brief Neurotech face detection
* \author Josh Klontz \cite jklontz
* \author E. Taborsky \cite mmtaborsky
*/
class NT4DetectFace : public UntrainableTransform
{
Q_OBJECT
Resource<NT4Context> contexts;
public:
NT4DetectFace() : UntrainableTransform(true) {}
private:
void project(const Template &src, Template &dst) const
{
HNGrayscaleImage grayscaleImage;
NT4Context::toImage(src, &grayscaleImage);
NT4Context *context = contexts.acquire();
NInt faceCount;
NleFace *faces;
NResult result = NleDetectFaces(context->extractor, grayscaleImage, &faceCount, &faces);
if (NFailed(result)) qFatal("NT4DetectFace::project NleDetectFaces() failed, result=%i.", result);
for (int i=0; i<faceCount; i++) {
NleDetectionDetails detectionDetails;
result = NleDetectFacialFeatures(context->extractor, grayscaleImage, &faces[i], &detectionDetails);
if (NFailed(result)) qFatal("NT4DetectFace::project NleDetectFacialFeatures() failed, result=%i.", result);
dst.file.append(NT4Context::toMetadata(detectionDetails));
dst += src;
//if (!Globals.EnrollAll) break;
}
contexts.release(context);
NObjectFree(grayscaleImage);
//if (!Globals.EnrollAll && dst.isEmpty()) dst = Mat();
if (dst.isEmpty()) dst = Mat();
}
};
BR_REGISTER(Transform, NT4DetectFace)
/*!
* \ingroup transforms
* \brief Enroll face in Neurotech SDK 4
* \author Josh Klontz \cite jklontz
*/
class NT4EnrollFace : public UntrainableTransform
{
Q_OBJECT
Resource<NT4Context> contexts;
public:
NT4EnrollFace() : UntrainableTransform(true) {}
private:
void project(const Template &src, Template &dst) const
{
if (!src.m().data) {
dst = Mat();
return;
}
HNGrayscaleImage grayscaleImage;
NT4Context::toImage(src, &grayscaleImage);
NT4Context *context = contexts.acquire();
NleDetectionDetails detectionDetails = NT4Context::fromMetadata(src.file);
NleExtractionStatus extractionStatus;
HNLTemplate templ;
NResult result = NleExtract(context->extractor, grayscaleImage, &detectionDetails, &extractionStatus, &templ);
contexts.release(context);
if (NFailed(result) || (extractionStatus != nleesTemplateCreated))
dst = Mat();
else
dst = NT4Context::toMat(templ);
NObjectFree(templ);
NObjectFree(grayscaleImage);
}
};
BR_REGISTER(Transform, NT4EnrollFace)
/*!
* \ingroup transforms
* \brief Enroll iris in Neurotech SDK 4
* \author E. Taborsky \cite mmtaborsky
*/
class NT4EnrollIris : public UntrainableTransform
{
Q_OBJECT
Resource<NT4Context> contexts;
public:
NT4EnrollIris() : UntrainableTransform(true) {}
private:
void project(const Template &src, Template &dst) const
{
HNGrayscaleImage grayscaleImage;
NT4Context::toImage(src, &grayscaleImage);
NeeSegmentationDetails segmentationDetails;
NeeExtractionStatus extractionStatus;
HNERecord hRecord;
NResult result = NERecordCreate((NUShort)src.m().cols,(NUShort)src.m().rows, 0, &hRecord); // This seems wrong...
assert(!NFailed(result));
NT4Context *context = contexts.acquire();
result = NeeExtract(context->irisExtractor, grayscaleImage, nepUnknown, &segmentationDetails, &extractionStatus, &hRecord);
if (!(segmentationDetails.OuterBoundaryAvailable)){
qDebug("NT4EnrollIris::project Outer Boundary not available");
}
if (NFailed(result)) qFatal("NT4EnrollIris::project NeeExtract() failed, result=%i.", result);
else if (extractionStatus == neeesTemplateCreated){
NSizeType bufferSize;
NERecordGetSize(hRecord, 0, &bufferSize);
Mat buffer(1, bufferSize, CV_8UC1);
NERecordSaveToMemory(hRecord, buffer.data, bufferSize, 0, &bufferSize);
dst = Template(src.file, buffer);
}
contexts.release(context);
NObjectFree(grayscaleImage);
//if (!Globals.EnrollAll && dst.isEmpty()) dst.append(Template(src.file, Mat()));
if (dst.isEmpty()) dst.append(Template(src.file, Mat()));
}
};
BR_REGISTER(Transform, NT4EnrollIris)
/*!
* \ingroup distances
* \brief Compare templates with Neurotech SDK 4
* \author Josh Klontz \cite jklontz
* \author E. Taborsky \cite mmtaborsky
*/
class NT4Compare : public Distance
{
Q_OBJECT
Resource<NT4Context> contexts;
float compare(const br::Template &a, const br::Template &b) const
{
NT4Context *context = contexts.acquire();
NResult result;
const Mat &srcA = a;
if (srcA.data) {
result = NMIdentifyStartEx(context->matcher, srcA.data, srcA.rows*srcA.cols, NULL);
if (NFailed(result)) qFatal("NT4Compare::compare NMIdentifyStart() failed, result=%i.", result);
}
const Mat &srcB = b;
float score = -std::numeric_limits<float>::max();
if (srcA.data && srcB.data) {
NInt pScore;
result = NMIdentifyNextEx(context->matcher, srcB.data, srcB.rows*srcB.cols, NULL, &pScore);
if (NFailed(result)) qFatal("NT4Compare::compare NMIdentifyNext() failed, result=%i.",result);
score = float(pScore);
}
if (srcA.data) {
result = NMIdentifyEnd(context->matcher);
if (NFailed(result)) qFatal("NT4Compare::compare NMIdentifyEnd() failed, result=%i.", result);
}
contexts.release(context);
return score;
}
};
BR_REGISTER(Distance, NT4Compare)
#include "nt4.moc"