void AlbumCoverSearcher::ImageLoaded(quint64 id, const QImage& image) {
if (!cover_loading_tasks_.contains(id)) return;
QStandardItem* item = cover_loading_tasks_.take(id);
if (cover_loading_tasks_.isEmpty()) ui_->busy->hide();
if (image.isNull()) {
model_->removeRow(item->row());
return;
}
QIcon icon(QPixmap::fromImage(image));
// Create a pixmap that's padded and exactly the right size for the icon.
QImage scaled_image(image.scaled(ui_->covers->iconSize(), Qt::KeepAspectRatio,
Qt::SmoothTransformation));
QImage padded_image(ui_->covers->iconSize(),
QImage::Format_ARGB32_Premultiplied);
padded_image.fill(0);
QPainter p(&padded_image);
p.drawImage((padded_image.width() - scaled_image.width()) / 2,
(padded_image.height() - scaled_image.height()) / 2,
scaled_image);
p.end();
icon.addPixmap(QPixmap::fromImage(padded_image));
item->setData(true, Role_ImageFetchFinished);
item->setData(image.width() * image.height(), Role_ImageDimensions);
item->setData(image.size(), Role_ImageSize);
item->setIcon(icon);
}
cv::Mat_<cv::Vec3d> normalize(cv::Mat_<cv::Vec3b> img, int lowerLimit, int &upperLimit)
{
if (upperLimit < 0) upperLimit = max_entry<cv::Vec3b>(img);
// TODO: verbosity test necessary!
std::cout << "byte version upper: " << upperLimit << std::endl;
cv::Mat_<cv::Vec3d> scaled_image(img.rows, img.cols);
// *#Q#($% convert to does not work :((
// img.convertTo(scaled_image, 1.0/(upperLimit-lowerLimit), -(1.0*lowerLimit)/(upperLimit-lowerLimit));
for (int y = 0; y < img.rows; ++y) {
for (int x = 0; x < img.cols; ++x) {
for (int c = 0; c < 3; ++c) {
scaled_image[y][x][c] = ((double)img[y][x][c]-lowerLimit) / (double)(upperLimit - lowerLimit);
}
}
}
return scaled_image;
}
cv::Mat_<cv::Vec3d> normalize(QImage *img, int lowerLimit, int &upperLimit)
{
if (upperLimit < 0) upperLimit = max_entry(img);
int rows = img->height();
int cols = img->width();
cv::Mat_<cv::Vec3d> scaled_image(rows, cols);
double divisor = upperLimit - lowerLimit;
double align0 = 1.0*lowerLimit / divisor;
for (int y = 0; y < rows; ++y) {
for (int x = 0; x < cols; ++x) {
const QRgb point = img->pixel(x, y);
scaled_image[y][x] = cv::Vec3d(
qBlue(point)/divisor - align0,
qGreen(point)/divisor - align0,
qRed(point)/divisor - align0
);
}
}
cv::imwrite("/tmp/testme.png", scaled_image*255);
return scaled_image;
}
void EnrollDialog::enrollWorkDone(uchar *compositeImage, uchar *templateImage, int width, int height)
{
if (compositeImage == NULL) { return; }
DEBUG("EnrollWorkDone!!!!!");
uchar imagio[width][height];
int count = 0;
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
imagio[i][j] = compositeImage[count];
count++;
}
}
delete [] compositeImage;
uchar templateio[2048];
for (int i = 0; i < 2048; i++) {
templateio[i] = templateImage[i];
}
delete [] templateImage;
// Mostrando imagen en pantalla
QVector<QRgb> colorTable;
for (int i = 0; i < 256; i++) { colorTable.push_back(QColor(i, i, i).rgb()); };
QImage image((uchar *) imagio, width, height, QImage::Format_Indexed8); // was incorrect
image.setColorTable(colorTable);
QImage scaled_image(image.scaled(240, 200, Qt::KeepAspectRatio));
lblName->setVisible(false);
grid->removeWidget(grid->itemAtPosition(0, 0)->widget());
grid->removeWidget(grid->itemAtPosition(1, 0)->widget());
grid->removeWidget(grid->itemAtPosition(2, 0)->widget());
grid->addWidget(lblEmpresa, 0, 0, 1, 4, Qt::AlignCenter);
grid->addWidget(lblMsgScreen2, 1, 0, 4, 4, Qt::AlignCenter);
btnOk->setVisible(true);
lblMsgScreen2->setPixmap(QPixmap::fromImage(scaled_image));
lblEmpresa->setText(tr("Aceptar para enrolar"));
update();
qApp->processEvents();
// Creando imagenes para llamada a servicio web
biobase64* base64help = new biobase64();
QByteArray templateArray((char*) &templateio[0]);
QByteArray imageArray((char*) &imagio[0]);
imgRawB64 = base64help->base64_encode((const uchar *) &imagio[0], (unsigned int) sizeof(imagio));
template1 = base64help->base64_encode((const uchar *) &templateio[0], (unsigned int) sizeof(templateio));
//convirtiendo la imagen a jpg
QByteArray im;
QBuffer bufferJpeg(&im);
bufferJpeg.open(QIODevice::WriteOnly);
if (!image.save(&bufferJpeg, "PNG")) {
DEBUG("Error saving image to buffer");
}
bufferJpeg.close();
int pimgsize = 0;
pimgsize = bufferJpeg.data().length();
DEBUG("jpg size: %d", pimgsize);
unsigned char pimgaux[pimgsize];
for(int e = 0;e < pimgsize; e++) { pimgaux[e]= (unsigned char) bufferJpeg.data().at(e); }
imgbaseJpg64 = base64help->base64_encode(pimgaux, (unsigned int) sizeof(pimgaux));
DEBUG("jpg size: %d", imgbaseJpg64.size());
}
