janus_error janus_detect(const janus_image image, janus_attributes *attributes_array, const size_t num_requested, size_t *num_actual)
{
TemplateList src, dst;
Template t;
cv::Mat input(image.height,
image.width,
image.color_space == JANUS_GRAY8 ? CV_8UC1 : CV_8UC3,
image.data);
t.append(input);
src.append(t);
detect->project(src, dst);
*num_actual = dst.size();
if (dst.size() == 0)
return JANUS_FAILURE_TO_DETECT;
// Sort by confidence, descending
std::sort(dst.begin(), dst.end(), compareConfidence);
size_t count = 0;
foreach (const Template &temp, dst) {
QRectF rect = temp.file.rects().first();
attributes_array->face_x = rect.x();
attributes_array->face_y = rect.y();
attributes_array->face_width = rect.width();
attributes_array->face_height = rect.height();
attributes_array->detection_confidence = temp.file.get<float>("Confidence");
attributes_array++;
if (++count >= num_requested)
break;
}
void projectUpdate(const Template &src, Template &dst)
{
dst.file = src.file;
QList<Mat> mats;
for (int i=0; i<src.size(); i++) {
transforms[i%transforms.size()]->projectUpdate(Template(src.file, src[i]), dst);
mats.append(dst);
dst.clear();
}
dst.append(mats);
}
Q_OBJECT
void project(const Template &src, Template &dst) const
{
int half = src.size()/2;
for (int i=0; i<half; i++) {
Mat first = src[i];
Mat second = src[half+i];
Mat both;
hconcat(first, second, both);
dst.append(both);
}
dst.file = src.file;
}
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()));
}
