void IccTransform::transform(DImg& image, const TransformDescription& description, DImgLoaderObserver* const observer)
{
const int bytesDepth = image.bytesDepth();
const int pixels = image.width() * image.height();
// convert ten scanlines in a batch
const int pixelsPerStep = image.width() * 10;
uchar* data = image.bits();
// see dimgloader.cpp, granularity().
int granularity = 1;
if (observer)
{
granularity = (int)((pixels / (20 * 0.9)) / observer->granularity());
}
int checkPoint = pixels;
// it is safe to use the same input and output buffer if the format is the same
if (description.inputFormat == description.outputFormat)
{
for (int p = pixels; p > 0; p -= pixelsPerStep)
{
int pixelsThisStep = qMin(p, pixelsPerStep);
int size = pixelsThisStep * bytesDepth;
LcmsLock lock;
dkCmsDoTransform(d->handle, data, data, pixelsThisStep);
data += size;
if (observer && p <= checkPoint)
{
checkPoint -= granularity;
observer->progressInfo(&image, 0.1 + 0.9 * (1.0 - float(p) / float(pixels)));
}
}
}
else
{
QVarLengthArray<uchar> buffer(pixelsPerStep * bytesDepth);
for (int p = pixels; p > 0; p -= pixelsPerStep)
{
int pixelsThisStep = qMin(p, pixelsPerStep);
int size = pixelsThisStep * bytesDepth;
LcmsLock lock;
memcpy(buffer.data(), data, size);
dkCmsDoTransform(d->handle, buffer.data(), data, pixelsThisStep);
data += size;
if (observer && p <= checkPoint)
{
checkPoint -= granularity;
observer->progressInfo(&image, 0.1 + 0.9 * (1.0 - float(p) / float(pixels)));
}
}
}
}
void BorderFilter::pattern(DImg& src, DImg& dest, int borderWidth,
const DColor& firstColor, const DColor& secondColor,
int firstWidth, int secondWidth)
{
// Original image with the first solid border around.
DImg tmp;
solid(src, tmp, firstColor, firstWidth);
// Border tiled image using pattern with second solid border around.
int width, height;
if (d->settings.orgWidth > d->settings.orgHeight)
{
height = tmp.height() + borderWidth * 2;
width = (int)(height * d->orgRatio);
}
else
{
width = tmp.width() + borderWidth * 2;
height = (int)(width / d->orgRatio);
}
DImg tmp2(width, height, tmp.sixteenBit(), tmp.hasAlpha());
qCDebug(DIGIKAM_DIMG_LOG) << "Border File:" << d->settings.borderPath;
DImg border(d->settings.borderPath);
if (border.isNull())
{
return;
}
border.convertToDepthOfImage(&tmp2);
for (int x = 0 ; x < width ; x += border.width())
{
for (int y = 0 ; y < height ; y += border.height())
{
tmp2.bitBltImage(&border, x, y);
}
}
solid(tmp2, dest, secondColor, secondWidth);
// Merge both images to one.
if (d->settings.orgWidth > d->settings.orgHeight)
{
dest.bitBltImage(&tmp, (dest.width() - tmp.width()) / 2, borderWidth);
}
else
{
dest.bitBltImage(&tmp, borderWidth, (dest.height() - tmp.height()) / 2);
}
}
void BorderFilter::solid2(DImg& src, DImg& dest, const DColor& fg, int borderWidth)
{
dest = DImg(src.width() + borderWidth * 2, src.height() + borderWidth * 2,
src.sixteenBit(), src.hasAlpha());
dest.fill(fg);
dest.bitBltImage(&src, borderWidth, borderWidth);
}
void LensAutoFixTool::preparePreview()
{
// Settings information must be get before to disable settings view.
LensFunContainer settings = d->cameraSelector->settings();
d->settingsView->assignFilterSettings(settings);
ImageIface* const iface = d->previewWidget->imageIface();
DImg preview = iface->preview();
if (d->showGrid->isChecked())
{
QBitmap pattern(9, 9);
pattern.clear();
QPainter p1(&pattern);
p1.setPen(QPen(Qt::black, 1));
p1.drawLine(5, 0, 5, 9);
p1.drawLine(0, 5, 9, 5);
p1.end();
QPixmap pix(preview.size());
pix.fill(Qt::transparent);
QPainter p2(&pix);
p2.setPen(QPen(Qt::gray, 1));
p2.fillRect(0, 0, pix.width(), pix.height(), QBrush(pattern));
p2.end();
DImg grid(pix.toImage());
DColorComposer* const composer = DColorComposer::getComposer(DColorComposer::PorterDuffNone);
DColorComposer::MultiplicationFlags flags = DColorComposer::NoMultiplication;
// Do alpha blending of template on dest image
preview.bitBlendImage(composer, &grid, 0, 0, preview.width(), preview.height(), 0, 0, flags);
}
setFilter(new LensFunFilter(&preview, this, settings));
}
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 ShearTool::setPreviewImage()
{
ImageIface* const iface = d->previewWidget->imageIface();
int w = iface->previewSize().width();
int h = iface->previewSize().height();
DImg imTemp = filter()->getTargetImage().smoothScale(w, h, Qt::KeepAspectRatio);
DImg imDest( w, h, filter()->getTargetImage().sixteenBit(), filter()->getTargetImage().hasAlpha() );
imDest.fill( DColor(d->previewWidget->palette().color(QPalette::Background).rgb(),
filter()->getTargetImage().sixteenBit()) );
imDest.bitBltImage(&imTemp, (w-imTemp.width())/2, (h-imTemp.height())/2);
iface->setPreview(imDest.smoothScale(iface->previewSize()));
d->previewWidget->updatePreview();
ShearFilter* const tool = dynamic_cast<ShearFilter*>(filter());
if (tool)
{
QSize newSize = tool->getNewSize();
QString temp;
d->newWidthLabel->setText(temp.setNum( newSize.width()) + i18n(" px") );
d->newHeightLabel->setText(temp.setNum( newSize.height()) + i18n(" px") );
}
}
bool UndoCache::putData(int level, const DImg& img) const
{
QFile file(d->cacheFile(level));
KDiskFreeSpaceInfo info = KDiskFreeSpaceInfo::freeSpaceInfo(d->cacheDir);
unsigned long fspace = (unsigned long)(info.available()/1024.0/1024.0);
kDebug() << "Free space available in Editor cache [" << d->cacheDir << "] in Mbytes: " << fspace;
if (file.exists() ||
!file.open(QIODevice::WriteOnly) ||
fspace < 1024) // Check if free space is over 1 Gb to put data in cache.
{
return false;
}
QDataStream ds(&file);
ds << img.width();
ds << img.height();
ds << img.sixteenBit();
ds << img.hasAlpha();
QByteArray ba((const char*)img.bits(), img.numBytes());
ds << ba;
file.close();
d->cachedLevels << level;
return true;
}
void UndoManager::getSnapshot(int index, DImg* const img) const
{
DImg data = d->undoCache->getData(index);
// Pass ownership of buffer. If data is null, img will be null
img->putImageData(data.width(), data.height(), data.sixteenBit(), data.hasAlpha(), data.bits(), true);
}
void BorderFilter::solid(DImg& src, DImg& dest, const DColor& fg, int borderWidth)
{
if (d->settings.orgWidth > d->settings.orgHeight)
{
int height = src.height() + borderWidth * 2;
dest = DImg((int)(height * d->orgRatio), height, src.sixteenBit(), src.hasAlpha());
dest.fill(fg);
dest.bitBltImage(&src, (dest.width() - src.width()) / 2, borderWidth);
}
else
{
int width = src.width() + borderWidth * 2;
dest = DImg(width, (int)(width / d->orgRatio), src.sixteenBit(), src.hasAlpha());
dest.fill(fg);
dest.bitBltImage(&src, borderWidth, (dest.height() - src.height()) / 2);
}
}
void BCGFilter::applyBCG(DImg& image)
{
if (image.isNull())
{
return;
}
applyBCG(image.bits(), image.width(), image.height(), image.sixteenBit());
}
void ResizeTool::putFinalData()
{
ImageIface iface(0, 0);
DImg targetImage = filter()->getTargetImage();
iface.putOriginalImage(i18n("Resize"),
filter()->filterAction(),
targetImage.bits(),
targetImage.width(), targetImage.height());
}
void RawImport::setPreviewImage()
{
// Preserve metadata from loaded image, and take post-processed image data
d->postProcessedImage = d->previewWidget->demosaicedImage().copyMetaData();
DImg data = filter()->getTargetImage();
d->postProcessedImage.putImageData(data.width(), data.height(), data.sixteenBit(), data.hasAlpha(),
data.stripImageData(), false);
d->previewWidget->setPostProcessedImage(d->postProcessedImage);
d->settingsBox->setPostProcessedImage(d->postProcessedImage);
EditorToolIface::editorToolIface()->setToolStopProgress();
setBusy(false);
}
uchar* ImageIface::Private::previewImageData()
{
if (previewImage.isNull())
{
DImg* im = 0;
if (previewType == FullImage)
{
im = core->getImg();
if (!im || im->isNull())
{
return 0;
}
}
else // ImageSelection
{
im = new DImg(core->getImgSelection());
if (!im)
{
return 0;
}
if (im->isNull())
{
delete im;
return 0;
}
im->setIccProfile(core->getEmbeddedICC());
}
QSize sz(im->width(), im->height());
sz.scale(constrainWidth, constrainHeight, Qt::KeepAspectRatio);
previewImage = im->smoothScale(sz.width(), sz.height());
previewWidth = previewImage.width();
previewHeight = previewImage.height();
// only create another copy if needed, in setPreviewImage
targetPreviewImage = previewImage;
if (previewType == ImageSelection)
{
delete im;
}
}
DImg previewData = previewImage.copyImageData();
return previewData.stripImageData();
}
void BorderFilter::bevel2(DImg& src, DImg& dest, const DColor& topColor,
const DColor& btmColor, int borderWidth)
{
int x, y;
int wc;
dest = DImg(src.width() + borderWidth * 2,
src.height() + borderWidth * 2,
src.sixteenBit(), src.hasAlpha());
// top
for (y = 0, wc = (int)dest.width() - 1; y < borderWidth; ++y, --wc)
{
for (x = 0; x < wc; ++x)
{
dest.setPixelColor(x, y, topColor);
}
for (; x < (int)dest.width(); ++x)
{
dest.setPixelColor(x, y, btmColor);
}
}
// left and right
for (; y < (int)dest.height() - borderWidth; ++y)
{
for (x = 0; x < borderWidth; ++x)
{
dest.setPixelColor(x, y, topColor);
}
for (x = (int)dest.width() - 1; x > (int)dest.width() - borderWidth - 1; --x)
{
dest.setPixelColor(x, y, btmColor);
}
}
// bottom
for (wc = borderWidth; y < (int)dest.height(); ++y, --wc)
{
for (x = 0; x < wc; ++x)
{
dest.setPixelColor(x, y, topColor);
}
for (; x < (int)dest.width(); ++x)
{
dest.setPixelColor(x, y, btmColor);
}
}
dest.bitBltImage(&src, borderWidth, borderWidth);
}
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 BorderFilter::pattern2(DImg& src, DImg& dest, int borderWidth,
const DColor& firstColor, const DColor& secondColor,
int firstWidth, int secondWidth)
{
// Border tile.
int w = d->settings.orgWidth + borderWidth * 2;
int h = d->settings.orgHeight + borderWidth * 2;
qCDebug(DIGIKAM_DIMG_LOG) << "Border File:" << d->settings.borderPath;
DImg border(d->settings.borderPath);
if (border.isNull())
{
return;
}
DImg borderImg(w, h, src.sixteenBit(), src.hasAlpha());
border.convertToDepthOfImage(&borderImg);
for (int x = 0 ; x < w ; x += border.width())
{
for (int y = 0 ; y < h ; y += border.height())
{
borderImg.bitBltImage(&border, x, y);
}
}
// First line around the pattern tile.
DImg tmp = borderImg.smoothScale(src.width() + borderWidth * 2,
src.height() + borderWidth * 2);
solid2(tmp, dest, firstColor, firstWidth);
// Second line around original image.
tmp.reset();
solid2(src, tmp, secondColor, secondWidth);
// Copy original image.
dest.bitBltImage(&tmp, borderWidth, borderWidth);
}
SharpenFilter::SharpenFilter(DImgThreadedFilter* const parentFilter,
const DImg& orgImage, const DImg& destImage,
int progressBegin, int progressEnd, double radius, double sigma)
: DImgThreadedFilter(parentFilter, orgImage, destImage, progressBegin, progressEnd,
parentFilter->filterName() + QLatin1String(": Sharpen"))
{
m_radius = radius;
m_sigma = sigma;
// We need to provide support for orgImage == destImage.
// The algorithm does not support this out of the box, so use a temporary.
if (orgImage.bits() == destImage.bits())
{
m_destImage = DImg(destImage.width(), destImage.height(), destImage.sixteenBit());
}
filterImage();
if (orgImage.bits() == destImage.bits())
{
memcpy(destImage.bits(), m_destImage.bits(), m_destImage.numBytes());
}
}
void BorderFilter::Private::setup(const DImg& m_orgImage)
{
solidColor = DColor(settings.solidColor, m_orgImage.sixteenBit());
niepceBorderColor = DColor(settings.niepceBorderColor, m_orgImage.sixteenBit());
niepceLineColor = DColor(settings.niepceLineColor, m_orgImage.sixteenBit());
bevelUpperLeftColor = DColor(settings.bevelUpperLeftColor, m_orgImage.sixteenBit());
bevelLowerRightColor = DColor(settings.bevelLowerRightColor, m_orgImage.sixteenBit());
decorativeFirstColor = DColor(settings.decorativeFirstColor, m_orgImage.sixteenBit());
decorativeSecondColor = DColor(settings.decorativeSecondColor, m_orgImage.sixteenBit());
if (settings.preserveAspectRatio)
{
orgRatio = (float)settings.orgWidth / (float)settings.orgHeight;
int size = qMin(m_orgImage.height(), m_orgImage.width());
borderMainWidth = (int)(size * settings.borderPercent);
border2ndWidth = (int)(size * 0.005);
// Clamp internal border with to 1 pixel to be visible with small image.
if (border2ndWidth < 1)
{
border2ndWidth = 1;
}
}
}
void RawSettingsBox::setPostProcessedImage(DImg& img)
{
histogramBox()->histogram()->stopHistogramComputation();
histogramBox()->histogram()->updateData(img.bits(), img.width(), img.height(), img.sixteenBit());
}
void BorderFilter::bevel(DImg& src, DImg& dest, const DColor& topColor,
const DColor& btmColor, int borderWidth)
{
int width, height;
if (d->settings.orgWidth > d->settings.orgHeight)
{
height = src.height() + borderWidth * 2;
width = (int)(height * d->orgRatio);
}
else
{
width = src.width() + borderWidth * 2;
height = (int)(width / d->orgRatio);
}
dest = DImg(width, height, src.sixteenBit(), src.hasAlpha());
dest.fill(topColor);
QPolygon btTriangle(3);
btTriangle.setPoint(0, width, 0);
btTriangle.setPoint(1, 0, height);
btTriangle.setPoint(2, width, height);
QRegion btRegion(btTriangle);
// paint upper right corner
QPoint upperRightCorner((width - ((width - src.width()) / 2) - 2),
((0 + (height - src.height())) / 2 + 2)
);
for (int x = upperRightCorner.x(); x < width; ++x)
{
for (int y = 0; y < upperRightCorner.y(); ++y)
{
if (btRegion.contains(QPoint(x, y)))
{
dest.setPixelColor(x, y, btmColor);
}
}
}
// paint right border
for (int x = upperRightCorner.x(); x < width; ++x)
{
for (int y = upperRightCorner.y(); y < height; ++y)
{
dest.setPixelColor(x, y, btmColor);
}
}
// paint lower left corner
QPoint lowerLeftCorner((0 + ((width - src.width()) / 2) + 2),
(height - ((height - src.height()) / 2) - 2)
);
for (int x = 0; x < lowerLeftCorner.x(); ++x)
{
for (int y = lowerLeftCorner.y(); y < height; ++y)
{
if (btRegion.contains(QPoint(x, y)))
{
dest.setPixelColor(x, y, btmColor);
}
}
}
// paint bottom border
for (int x = lowerLeftCorner.x(); x < width; ++x)
{
for (int y = lowerLeftCorner.y(); y < height; ++y)
{
dest.setPixelColor(x, y, btmColor);
}
}
if (d->settings.orgWidth > d->settings.orgHeight)
{
dest.bitBltImage(&src, (dest.width() - src.width()) / 2, borderWidth);
}
else
{
dest.bitBltImage(&src, borderWidth, (dest.height() - src.height()) / 2);
}
}
void RawSettingsBox::setDemosaicedImage(DImg& img)
{
d->curveWidget->stopHistogramComputation();
d->curveWidget->updateData(img.bits(), img.width(), img.height(), img.sixteenBit());
}
bool WaterMark::toolOperations()
{
if (!loadToDImg())
{
return false;
}
QString fileName = settings()[QLatin1String("Watermark image")].toString();
int placement = settings()[QLatin1String("Placement")].toInt();
int size = settings()[QLatin1String("Watermark size")].toInt();
int xMargin = settings()[QLatin1String("X margin")].toInt();
int yMargin = settings()[QLatin1String("Y margin")].toInt();
bool useImage = settings()[QLatin1String("Use image")].toBool();
QString text = settings()[QLatin1String("Text")].toString();
QFont font = settings()[QLatin1String("Font")].toString();
QColor fontColor = settings()[QLatin1String("Color")].toString();
int textOpacity = settings()[QLatin1String("Text opacity")].toInt();
bool useBackground = settings()[QLatin1String("Use background")].toBool();
QColor backgroundColor = settings()[QLatin1String("Background color")].toString();
int backgroundOpacity = settings()[QLatin1String("Background opacity")].toInt();
DImg watermarkImage;
DColorComposer* composer = DColorComposer::getComposer(DColorComposer::PorterDuffNone);
int marginW = lround(image().width() * (xMargin / 100.0));
int marginH = lround(image().height() * (yMargin / 100.0));
if (useImage)
{
watermarkImage = DImg(fileName);
if (watermarkImage.isNull())
{
return false;
}
DImg tempImage = watermarkImage.smoothScale(image().width() * size / 100, image().height() * size / 100, Qt::KeepAspectRatio);
watermarkImage = tempImage;
}
else
{
int alignMode;
const int radius = 10;
if (text.isEmpty())
{
return false;
}
int fontSize = queryFontSize(text, font, size);
if (fontSize == 0)
{
return false;
}
switch (placement)
{
case Private::TopLeft:
alignMode = Qt::AlignLeft;
break;
case Private::TopRight:
alignMode = Qt::AlignRight;
break;
case Private::BottomLeft:
alignMode = Qt::AlignLeft;
break;
case Private::Center:
alignMode = Qt::AlignCenter;
break;
default : // BottomRight
alignMode = Qt::AlignRight;
break;
}
font.setPointSizeF(fontSize);
QFontMetrics fontMt(font);
QRect fontRect = fontMt.boundingRect(radius, radius, image().width(), image().height(), 0, text);
// Add a transparent layer.
QRect backgroundRect(fontRect.x() - radius, fontRect.y() - radius,
fontRect.width() + 2 * radius, fontRect.height() + 2 * radius);
DImg backgroundLayer(backgroundRect.width(), backgroundRect.height(), image().sixteenBit(), true);
DColor transparent(QColor(0, 0, 0));
transparent.setAlpha(0);
if (image().sixteenBit())
{
transparent.convertToSixteenBit();
}
backgroundLayer.fill(transparent);
DImg grayTransLayer(fontRect.width(), fontRect.height(), image().sixteenBit(), true);
if (useBackground)
{
DColor grayTrans(backgroundColor);
grayTrans.setAlpha(backgroundOpacity * 255 / 100);
if (image().sixteenBit())
{
grayTrans.convertToSixteenBit();
}
grayTransLayer.fill(grayTrans);
backgroundLayer.bitBlendImage(composer, &grayTransLayer, 0, 0,
grayTransLayer.width(), grayTransLayer.height(),
radius, radius);
}
BlurFilter blur(&backgroundLayer, 0L, radius);
blur.startFilterDirectly();
backgroundLayer.putImageData(blur.getTargetImage().bits());
// Draw text
QImage img = backgroundLayer.copyQImage(fontRect);
QPainter p(&img);
fontColor.setAlpha(textOpacity * 255 / 100);
p.setPen(QPen(fontColor, 1));
p.setFont(font);
p.save();
p.drawText(0, 0, fontRect.width(), fontRect.height(), alignMode, text);
p.restore();
p.end();
watermarkImage = DImg(img);
}
watermarkImage.convertToDepthOfImage(&image());
QRect watermarkRect(0, 0, watermarkImage.width(), watermarkImage.height());
switch (placement)
{
case Private::TopLeft:
watermarkRect.moveTopLeft(QPoint(marginW, marginH));
break;
case Private::TopRight:
watermarkRect.moveTopRight(QPoint(image().width() - marginW, marginH));
break;
case Private::BottomLeft:
watermarkRect.moveBottomLeft(QPoint(marginW, image().height() - marginH));
break;
case Private::Center:
watermarkRect.moveCenter(QPoint((int)(image().width() / 2), (int)(image().height() / 2)));
break;
default : // BottomRight
watermarkRect.moveBottomRight(QPoint(image().width() - marginW, image().height() - marginH));
break;
}
// TODO: Create watermark filter, move code there, implement FilterAction
image().bitBlendImage(composer, &watermarkImage, 0, 0, watermarkImage.width(), watermarkImage.height(),
watermarkRect.left(), watermarkRect.top());
delete composer;
return (savefromDImg());
}
bool UndoManager::putImageDataAndHistory(DImg* const img, int stepsBack) const
{
if (stepsBack <= 0 || stepsBack > d->undoActions.size())
{
return false;
}
/*
* We need to find a snapshot, for the state the given number of steps back.
* 0 steps back is the current state of the EditorCore.
* 1 step back is the snapshot of the last undo action, at d->undoActions.size() - 1.
* The next problem is that if the corresponding action is reversible,
* we do not have a snapshot, but need to walk forward to the first snapshot (or current
* state), then apply the reversible steps.
*/
int step = d->undoActions.size() - stepsBack;
int snapshot;
for (snapshot = step; snapshot < d->undoActions.size(); ++snapshot)
{
if (dynamic_cast<UndoActionIrreversible*>(d->undoActions.at(snapshot)))
{
break;
}
}
if (snapshot == step)
{
getSnapshot(step, img);
}
else
{
DImg reverting;
// Get closest available snapshot
if (snapshot < d->undoActions.size())
{
getSnapshot(snapshot, &reverting);
}
else
{
reverting = d->core->getImg()->copyImageData();
}
// revert reversible actions, until reaching desired step
for (; snapshot > step; snapshot--)
{
UndoActionReversible* const reversible = dynamic_cast<UndoActionReversible*>(d->undoActions.at(snapshot - 1));
if (!reversible) // would be a bug
{
continue;
}
reversible->getReverseFilter().apply(reverting);
}
img->putImageData(reverting.width(), reverting.height(), reverting.sixteenBit(),
reverting.hasAlpha(), reverting.stripImageData(), false);
}
// adjust history
UndoAction* const action = d->undoActions.at(step);
UndoMetadataContainer dataBeforeStep = action->getMetadata();
dataBeforeStep.toImage(*img);
return true;
}