void ResizeTool::putPreviewData()
{
ImageIface* iface = d->previewWidget->imageIface();
int w = iface->previewWidth();
int h = iface->previewHeight();
DImg imTemp = filter()->getTargetImage().smoothScale(w, h, Qt::KeepAspectRatio);
DImg imDest(w, h, filter()->getTargetImage().sixteenBit(), filter()->getTargetImage().hasAlpha());
QColor background = toolView()->backgroundRole();
imDest.fill(DColor(background, filter()->getTargetImage().sixteenBit()));
imDest.bitBltImage(&imTemp, (w-imTemp.width())/2, (h-imTemp.height())/2);
iface->putPreviewImage((imDest.smoothScale(iface->previewWidth(), iface->previewHeight())).bits());
d->previewWidget->updatePreview();
}
void ResizeTool::prepareEffect()
{
if (d->prevW != d->wInput->value() || d->prevH != d->hInput->value() ||
d->prevWP != d->wpInput->value() || d->prevHP != d->hpInput->value())
{
slotValuesChanged();
}
ImageIface* iface = d->previewWidget->imageIface();
int w = iface->previewWidth();
int h = iface->previewHeight();
DImg imTemp = iface->getOriginalImg()->smoothScale(w, h, Qt::KeepAspectRatio);
int new_w = (int)(w*d->wpInput->value()/100.0);
int new_h = (int)(h*d->hpInput->value()/100.0);
if (d->useGreycstorationBox->isChecked())
{
setFilter(new GreycstorationFilter(&imTemp,
d->settingsWidget->settings(),
GreycstorationFilter::Resize,
new_w, new_h,
QImage(),
this));
}
else
{
// See B.K.O #152192: CImg resize() sound like defective or unadapted
// to resize image without good quality.
DImgBuiltinFilter resize(DImgBuiltinFilter::Resize, QSize(new_w, new_h));
setFilter(resize.createThreadedFilter(&imTemp, this));
}
}
void ContentAwareResizeTool::prepareEffect()
{
if (d->prevW != d->wInput->value() || d->prevH != d->hInput->value() ||
d->prevWP != d->wpInput->value() || d->prevHP != d->hpInput->value())
{
slotValuesChanged();
}
disableSettings();
ImageIface* iface = d->previewWidget->imageIface();
int w = iface->previewWidth();
int h = iface->previewHeight();
DImg imTemp = iface->getOriginalImg()->smoothScale(w, h, Qt::KeepAspectRatio);
int new_w = (int)(w*d->wpInput->value()/100.0);
int new_h = (int)(h*d->hpInput->value()/100.0);
if (d->mixedRescaleInput->value()<100.0) // mixed rescale
{
double stdRescaleP = (100.0 - d->mixedRescaleInput->value()) / 100.0;
int diff_w = (int)(stdRescaleP * (w - new_w));
int diff_h = (int)(stdRescaleP * (h - new_h));
imTemp.resize(imTemp.width() - diff_w, imTemp.height() - diff_h);
}
QImage mask;
if (d->weightMaskBox->isChecked())
{
mask = d->previewWidget->getMask();
}
contentAwareResizeCore(&imTemp, new_w, new_h, mask);
}
void RainDropTool::putPreviewData()
{
ImageIface* iface = d->previewWidget->imageIface();
DImg imDest = filter()->getTargetImage().smoothScale(iface->previewWidth(), iface->previewHeight());
iface->putPreviewImage(imDest.bits());
d->previewWidget->updatePreview();
}