KisReferenceImage::Private Struct Reference

Inheritance diagram for KisReferenceImage::Private:

Public Member Functions
bool	loadFromFile ()
bool	loadFromQImage (const QImage &img)
void	updateCache ()

Public Attributes
QImage	cachedImage
bool	embed {true}
QString	externalFilename
int	id {-1}
QImage	image
QString	internalFilename
KisQImagePyramid	mipmap
qreal	saturation {1.0}

Detailed Description

Definition at line 38 of file KisReferenceImage.cpp.

Member Function Documentation

loadFromFile()

bool KisReferenceImage::Private::loadFromFile ( )

inline

Definition at line 54 of file KisReferenceImage.cpp.

                        {
        KIS_SAFE_ASSERT_RECOVER_RETURN_VALUE(!externalFilename.isEmpty(), false);
        KIS_SAFE_ASSERT_RECOVER_RETURN_VALUE(QFileInfo(externalFilename).exists(), false);
        KIS_SAFE_ASSERT_RECOVER_RETURN_VALUE(QFileInfo(externalFilename).isReadable(), false);
        {
            QImageReader reader(externalFilename);
            reader.setDecideFormatFromContent(true);
            image = reader.read();
 
            if (image.isNull()) {
                reader.setAutoDetectImageFormat(true);
                image = reader.read();
            }
 
        }
 
        if (image.isNull()) {
            image.load(externalFilename);
        }
 
        if (image.isNull()) {
            KisDocument * doc = KisPart::instance()->createTemporaryDocument();
            if (doc->openPath(externalFilename, KisDocument::DontAddToRecent)) {
                if (doc->image()->colorSpace()->colorModelId() == RGBAColorModelID) {
                    if (doc->image()->colorSpace()->colorDepthId() == Float32BitsColorDepthID || doc->image()->colorSpace()->colorDepthId() == Float16BitsColorDepthID) {
                        // Because we store as PNG, we'll need to convert to PQ here. One problem: we need to check when saving the reference images.
                        const KoColorSpace *pqCs = KoColorSpaceRegistry::instance()->colorSpace(RGBAColorModelID.id(), Integer16BitsColorDepthID.id(), KoColorSpaceRegistry::instance()->p2020PQProfile());
                        doc->image()->convertImageColorSpace(pqCs, KoColorConversionTransformation::IntentRelativeColorimetric, KoColorConversionTransformation::internalConversionFlags());
                    }
                    image = doc->image()->convertToQImage(doc->image()->bounds(), doc->image()->colorSpace()->profile());
                    image.setColorSpace(KoColorSpaceRegistry::instance()->QColorSpaceForProfile(doc->image()->colorSpace()->profile()));
                } else {
                    image = doc->image()->convertToQImage(doc->image()->bounds(), 0);
                }
            }
            KisPart::instance()->removeDocument(doc);
        }
 
        // See https://bugs.kde.org/show_bug.cgi?id=416515 -- a jpeg image
        // loaded into a qimage cannot be saved to png unless we explicitly
        // convert the colorspace of the QImage
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
        if (image.colorSpace().colorModel() != QColorSpace::ColorModel::Rgb || !image.colorSpace().isValid()) {
            image.convertToColorSpace(QColorSpace(QColorSpace::SRgb));
        }
#else
        image.convertToColorSpace(QColorSpace(QColorSpace::SRgb));
#endif
 
        return (!image.isNull());
    }

References KisImage::bounds(), KoColorSpace::colorDepthId(), KoColorSpace::colorModelId(), KisImage::colorSpace(), KoColorSpaceRegistry::colorSpace(), KisImage::convertImageColorSpace(), KisImage::convertToQImage(), KisPart::createTemporaryDocument(), KisDocument::DontAddToRecent, externalFilename, Float16BitsColorDepthID, Float32BitsColorDepthID, KoID::id(), KisDocument::image, image, KoColorSpaceRegistry::instance(), KisPart::instance(), Integer16BitsColorDepthID, KoColorConversionTransformation::IntentRelativeColorimetric, KoColorConversionTransformation::internalConversionFlags(), KIS_SAFE_ASSERT_RECOVER_RETURN_VALUE, KisDocument::openPath(), KoColorSpaceRegistry::p2020PQProfile(), KoColorSpace::profile(), KisPart::removeDocument(), and RGBAColorModelID.

loadFromQImage()

bool KisReferenceImage::Private::loadFromQImage ( const QImage & img )

inline

Definition at line 106 of file KisReferenceImage.cpp.

                                           {
        image = img;
        return !image.isNull();
    }

References image.

updateCache()

void KisReferenceImage::Private::updateCache ( )

inline

Definition at line 111 of file KisReferenceImage.cpp.

                       {
        if (saturation < 1.0) {
            cachedImage = KritaUtils::convertQImageToGrayA(image);
 
            if (saturation > 0.0) {
                QPainter gc2(&cachedImage);
                gc2.setOpacity(saturation);
                gc2.drawImage(QPoint(), image);
            }
        } else {
            cachedImage = image;
        }
 
        mipmap = KisQImagePyramid(cachedImage, false);
    }

References cachedImage, KritaUtils::convertQImageToGrayA(), image, mipmap, and saturation.

Member Data Documentation

cachedImage

QImage KisReferenceImage::Private::cachedImage

Definition at line 47 of file KisReferenceImage.cpp.

embed

bool KisReferenceImage::Private::embed {true}

Definition at line 52 of file KisReferenceImage.cpp.

{true};

externalFilename

QString KisReferenceImage::Private::externalFilename

Definition at line 44 of file KisReferenceImage.cpp.

id

int KisReferenceImage::Private::id {-1}

Definition at line 51 of file KisReferenceImage.cpp.

{-1};

image

QImage KisReferenceImage::Private::image

Definition at line 46 of file KisReferenceImage.cpp.

internalFilename

QString KisReferenceImage::Private::internalFilename

Definition at line 41 of file KisReferenceImage.cpp.

mipmap

KisQImagePyramid KisReferenceImage::Private::mipmap

Definition at line 48 of file KisReferenceImage.cpp.

saturation

qreal KisReferenceImage::Private::saturation {1.0}

Definition at line 50 of file KisReferenceImage.cpp.

{1.0};

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The documentation for this struct was generated from the following file:

• libs/ui/KisReferenceImage.cpp