Inheritance diagram for KoLcmsColorProofingConversionTransformation:

Public Member Functions
	KoLcmsColorProofingConversionTransformation (const KoColorSpace srcCs, quint32 srcColorSpaceType, LcmsColorProfileContainer srcProfile, const KoColorSpace dstCs, quint32 dstColorSpaceType, LcmsColorProfileContainer dstProfile, const KoColorSpace proofingSpace, Intent renderingIntent, Intent proofingIntent, bool bpcFirstTransform, quint8 gamutWarning, ConversionFlags displayConversionFlags)

void	transform (const quint8 src, quint8 dst, qint32 numPixels) const override

	~KoLcmsColorProofingConversionTransformation () override

Public Member Functions inherited from KoColorProofingConversionTransformation
	KoColorProofingConversionTransformation (const KoColorSpace srcCs, const KoColorSpace dstCs, const KoColorSpace *proofingSpace, Intent renderingIntent, ConversionFlags conversionFlags)

const KoColorSpace *	proofingSpace () const
	proofingSpace

	~KoColorProofingConversionTransformation () override

Public Member Functions inherited from KoColorConversionTransformation
ConversionFlags	conversionFlags () const

const KoColorSpace *	dstColorSpace () const

bool	isValid () const override

	KoColorConversionTransformation (const KoColorSpace srcCs, const KoColorSpace dstCs, Intent renderingIntent, ConversionFlags conversionFlags)

Intent	renderingIntent () const

const KoColorSpace *	srcColorSpace () const

void	transformInPlace (const quint8 src, quint8 dst, qint32 nPixels) const

	~KoColorConversionTransformation () override

Public Member Functions inherited from Private
	Private (KisCanvas2 *c)

Public Member Functions inherited from KoColorTransformation
virtual int	parameterId (const QString &name) const

virtual QList< QString >	parameters () const

virtual void	setParameter (int id, const QVariant &parameter)

void	setParameters (const QHash< QString, QVariant > &parameters)

virtual	~KoColorTransformation ()

Private Attributes
cmsHTRANSFORM	m_transform

Additional Inherited Members
Public Types inherited from KoColorConversionTransformation
enum	ConversionFlag { Empty = 0x0 , NoOptimization = 0x0100 , GamutCheck = 0x1000 , SoftProofing = 0x4000 , BlackpointCompensation = 0x2000 , NoWhiteOnWhiteFixup = 0x0004 , HighQuality = 0x0400 , LowQuality = 0x0800 , CopyAlpha = 0x04000000 , NoAdaptationAbsoluteIntent = 01000000 }

enum	Intent { IntentPerceptual = 0 , IntentRelativeColorimetric = 1 , IntentSaturation = 2 , IntentAbsoluteColorimetric = 3 }

Static Public Member Functions inherited from KoColorConversionTransformation
static ConversionFlags	adjustmentConversionFlags ()

static Intent	adjustmentRenderingIntent ()

static ConversionFlags	internalConversionFlags ()

static Intent	internalRenderingIntent ()

Public Attributes inherited from KoColorConversionTransformation
ConversionFlags	conversionFlags

const KoColorSpace *	dstColorSpace

Intent	renderingIntent

const KoColorSpace *	srcColorSpace

Public Attributes inherited from Private
KisCanvas2 *	canvas

int	displayedFrame

int	intendedFrame

Detailed Description

Definition at line 71 of file IccColorSpaceEngine.cpp.

Constructor & Destructor Documentation

◆ KoLcmsColorProofingConversionTransformation()

KoLcmsColorProofingConversionTransformation::KoLcmsColorProofingConversionTransformation	(	const KoColorSpace *	srcCs,
		quint32	srcColorSpaceType,
		LcmsColorProfileContainer *	srcProfile,
		const KoColorSpace *	dstCs,
		quint32	dstColorSpaceType,
		LcmsColorProfileContainer *	dstProfile,
		const KoColorSpace *	proofingSpace,
		Intent	renderingIntent,
		Intent	proofingIntent,
		bool	bpcFirstTransform,
		quint8 *	gamutWarning,
		ConversionFlags	displayConversionFlags )

inline

Definition at line 74 of file IccColorSpaceEngine.cpp.

        : KoColorProofingConversionTransformation(srcCs, dstCs, proofingSpace, renderingIntent, displayConversionFlags)
        , m_transform(0)
    {
        Q_ASSERT(srcCs);
        Q_ASSERT(dstCs);
        Q_ASSERT(renderingIntent < 4);
 
        bool doBPC1 = bpcFirstTransform;
        bool doBPC2 = displayConversionFlags.testFlag(KoColorConversionTransformation::BlackpointCompensation);
 
        if ((srcProfile->isLinear() || dstProfile->isLinear()) &&
            !displayConversionFlags.testFlag(KoColorConversionTransformation::NoOptimization)) {
            displayConversionFlags |= KoColorConversionTransformation::NoOptimization;
        }
        displayConversionFlags |= KoColorConversionTransformation::CopyAlpha;
 
        const double adaptationState = displayConversionFlags.testFlag(KoColorConversionTransformation::NoAdaptationAbsoluteIntent) ? 0.0 : 1.0;
 
        // unset Krita-only flag
        displayConversionFlags.setFlag(KoColorConversionTransformation::NoAdaptationAbsoluteIntent, false);
 
        quint16 alarm[cmsMAXCHANNELS];//this seems to be bgr???
        alarm[0] = (cmsUInt16Number)gamutWarning[2]*256;
        alarm[1] = (cmsUInt16Number)gamutWarning[1]*256;
        alarm[2] = (cmsUInt16Number)gamutWarning[0]*256;
        cmsSetAlarmCodes(alarm);
 
        KIS_ASSERT(dynamic_cast<const IccColorProfile *>(proofingSpace->profile()));
 
        // This more or less does the same thing as cmsCreateProofingTransform in LCMS' cmsxform.c file,
        // except we try to allow enabling blackpoint compentation on the second bpc too.
        cmsHPROFILE proof = dynamic_cast<const IccColorProfile *>(proofingSpace->profile())->asLcms()->lcmsProfile();
        cmsHPROFILE profiles[] = {srcProfile->lcmsProfile(),
                                  proof,
                                  proof,
                                  dstProfile->lcmsProfile()};
        cmsBool bpc[] = {doBPC1, doBPC1, doBPC2, doBPC2};
        // Note that of the two transforms that create the proofing transform, the proofing intent is the second intent, not the first!
        cmsUInt32Number intents[] = {renderingIntent, renderingIntent, INTENT_RELATIVE_COLORIMETRIC, proofingIntent};
        cmsFloat64Number adaptation[] = {adaptationState, adaptationState, adaptationState, adaptationState};
        m_transform = cmsCreateExtendedTransform(cmsGetProfileContextID(srcProfile->lcmsProfile()), 4, profiles, bpc, intents, adaptation, proof, 1, srcColorSpaceType, dstColorSpaceType, displayConversionFlags);
 
        Q_ASSERT(m_transform);
    }

References KoColorConversionTransformation::BlackpointCompensation, KoColorConversionTransformation::CopyAlpha, INTENT_RELATIVE_COLORIMETRIC, LcmsColorProfileContainer::isLinear(), KIS_ASSERT, LcmsColorProfileContainer::lcmsProfile(), m_transform, KoColorConversionTransformation::NoAdaptationAbsoluteIntent, KoColorConversionTransformation::NoOptimization, KoColorSpace::profile(), KoColorProofingConversionTransformation::proofingSpace(), and KoColorConversionTransformation::renderingIntent.

◆ ~KoLcmsColorProofingConversionTransformation()

KoLcmsColorProofingConversionTransformation::~KoLcmsColorProofingConversionTransformation ( )

inlineoverride

Definition at line 128 of file IccColorSpaceEngine.cpp.

    {
        cmsDeleteTransform(m_transform);
    }

References m_transform.

Member Function Documentation

◆ transform()

void KoLcmsColorProofingConversionTransformation::transform	(	const quint8 *	src,
		quint8 *	dst,
		qint32	nPixels ) const

inlineoverridevirtual

perform the color conversion between two buffers. Make sure that src is not the same as dst!

Parameters

nPixels the number of pixels in the buffers.

Implements KoColorConversionTransformation.

Definition at line 135 of file IccColorSpaceEngine.cpp.

    {
        Q_ASSERT(m_transform);
 
        cmsDoTransform(m_transform, const_cast<quint8 *>(src), dst, numPixels);
 
    }

References m_transform.

Member Data Documentation

◆ m_transform

cmsHTRANSFORM KoLcmsColorProofingConversionTransformation::m_transform

mutableprivate

Definition at line 143 of file IccColorSpaceEngine.cpp.

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

plugins/color/lcms2engine/IccColorSpaceEngine.cpp

Public Member Functions

Private Attributes

Additional Inherited Members