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libs: Import code from upstream lcms2 2.12. Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2021-10-19 11:24:03 +02:00
//---------------------------------------------------------------------------------
//
// Little Color Management System
// Copyright (c) 1998-2020 Marti Maria Saguer
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//---------------------------------------------------------------------------------
//
// This is the plug-in header file. Normal LittleCMS clients should not use it.
// It is provided for plug-in writters that may want to access the support
// functions to do low level operations. All plug-in related structures
// are defined here. Including this file forces to include the standard API too.
#ifndef _lcms_plugin_H
// Deal with Microsoft's attempt at deprecating C standard runtime functions
#ifdef _MSC_VER
# if (_MSC_VER >= 1400)
# ifndef _CRT_SECURE_NO_DEPRECATE
# define _CRT_SECURE_NO_DEPRECATE
# endif
# ifndef _CRT_SECURE_NO_WARNINGS
# define _CRT_SECURE_NO_WARNINGS
# endif
# endif
#endif
#ifndef _lcms2_H
#include "lcms2.h"
#endif
// We need some standard C functions.
#include <stdlib.h>
#include <math.h>
#include <stdarg.h>
#include <memory.h>
#include <string.h>
#ifndef CMS_USE_CPP_API
# ifdef __cplusplus
extern "C" {
# endif
#endif
// Vector & Matrix operations -----------------------------------------------------------------------
// Axis of the matrix/array. No specific meaning at all.
#define VX 0
#define VY 1
#define VZ 2
// Vectors
typedef struct {
cmsFloat64Number n[3];
} cmsVEC3;
// 3x3 Matrix
typedef struct {
cmsVEC3 v[3];
} cmsMAT3;
CMSAPI void CMSEXPORT _cmsVEC3init(cmsVEC3* r, cmsFloat64Number x, cmsFloat64Number y, cmsFloat64Number z);
CMSAPI void CMSEXPORT _cmsVEC3minus(cmsVEC3* r, const cmsVEC3* a, const cmsVEC3* b);
CMSAPI void CMSEXPORT _cmsVEC3cross(cmsVEC3* r, const cmsVEC3* u, const cmsVEC3* v);
CMSAPI cmsFloat64Number CMSEXPORT _cmsVEC3dot(const cmsVEC3* u, const cmsVEC3* v);
CMSAPI cmsFloat64Number CMSEXPORT _cmsVEC3length(const cmsVEC3* a);
CMSAPI cmsFloat64Number CMSEXPORT _cmsVEC3distance(const cmsVEC3* a, const cmsVEC3* b);
CMSAPI void CMSEXPORT _cmsMAT3identity(cmsMAT3* a);
CMSAPI cmsBool CMSEXPORT _cmsMAT3isIdentity(const cmsMAT3* a);
CMSAPI void CMSEXPORT _cmsMAT3per(cmsMAT3* r, const cmsMAT3* a, const cmsMAT3* b);
CMSAPI cmsBool CMSEXPORT _cmsMAT3inverse(const cmsMAT3* a, cmsMAT3* b);
CMSAPI cmsBool CMSEXPORT _cmsMAT3solve(cmsVEC3* x, cmsMAT3* a, cmsVEC3* b);
CMSAPI void CMSEXPORT _cmsMAT3eval(cmsVEC3* r, const cmsMAT3* a, const cmsVEC3* v);
// MD5 low level -------------------------------------------------------------------------------------
CMSAPI cmsHANDLE CMSEXPORT cmsMD5alloc(cmsContext ContextID);
CMSAPI void CMSEXPORT cmsMD5add(cmsHANDLE Handle, const cmsUInt8Number* buf, cmsUInt32Number len);
CMSAPI void CMSEXPORT cmsMD5finish(cmsProfileID* ProfileID, cmsHANDLE Handle);
// Error logging -------------------------------------------------------------------------------------
lcms2: Revert some calling convention changes. We require -mabi=ms now. Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2022-03-07 20:41:33 +01:00
CMSAPI void CMSEXPORT cmsSignalError(cmsContext ContextID, cmsUInt32Number ErrorCode, const char *ErrorText, ...);
libs: Import code from upstream lcms2 2.12. Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2021-10-19 11:24:03 +02:00
// Memory management ----------------------------------------------------------------------------------
CMSAPI void* CMSEXPORT _cmsMalloc(cmsContext ContextID, cmsUInt32Number size);
CMSAPI void* CMSEXPORT _cmsMallocZero(cmsContext ContextID, cmsUInt32Number size);
CMSAPI void* CMSEXPORT _cmsCalloc(cmsContext ContextID, cmsUInt32Number num, cmsUInt32Number size);
CMSAPI void* CMSEXPORT _cmsRealloc(cmsContext ContextID, void* Ptr, cmsUInt32Number NewSize);
CMSAPI void CMSEXPORT _cmsFree(cmsContext ContextID, void* Ptr);
CMSAPI void* CMSEXPORT _cmsDupMem(cmsContext ContextID, const void* Org, cmsUInt32Number size);
// I/O handler ----------------------------------------------------------------------------------
struct _cms_io_handler {
void* stream; // Associated stream, which is implemented differently depending on media.
cmsContext ContextID;
cmsUInt32Number UsedSpace;
cmsUInt32Number ReportedSize;
char PhysicalFile[cmsMAX_PATH];
cmsUInt32Number (* Read)(struct _cms_io_handler* iohandler, void *Buffer,
cmsUInt32Number size,
cmsUInt32Number count);
cmsBool (* Seek)(struct _cms_io_handler* iohandler, cmsUInt32Number offset);
cmsBool (* Close)(struct _cms_io_handler* iohandler);
cmsUInt32Number (* Tell)(struct _cms_io_handler* iohandler);
cmsBool (* Write)(struct _cms_io_handler* iohandler, cmsUInt32Number size,
const void* Buffer);
};
// Endianness adjust functions
CMSAPI cmsUInt16Number CMSEXPORT _cmsAdjustEndianess16(cmsUInt16Number Word);
CMSAPI cmsUInt32Number CMSEXPORT _cmsAdjustEndianess32(cmsUInt32Number Value);
CMSAPI void CMSEXPORT _cmsAdjustEndianess64(cmsUInt64Number* Result, cmsUInt64Number* QWord);
// Helper IO functions
CMSAPI cmsBool CMSEXPORT _cmsReadUInt8Number(cmsIOHANDLER* io, cmsUInt8Number* n);
CMSAPI cmsBool CMSEXPORT _cmsReadUInt16Number(cmsIOHANDLER* io, cmsUInt16Number* n);
CMSAPI cmsBool CMSEXPORT _cmsReadUInt32Number(cmsIOHANDLER* io, cmsUInt32Number* n);
CMSAPI cmsBool CMSEXPORT _cmsReadFloat32Number(cmsIOHANDLER* io, cmsFloat32Number* n);
CMSAPI cmsBool CMSEXPORT _cmsReadUInt64Number(cmsIOHANDLER* io, cmsUInt64Number* n);
CMSAPI cmsBool CMSEXPORT _cmsRead15Fixed16Number(cmsIOHANDLER* io, cmsFloat64Number* n);
CMSAPI cmsBool CMSEXPORT _cmsReadXYZNumber(cmsIOHANDLER* io, cmsCIEXYZ* XYZ);
CMSAPI cmsBool CMSEXPORT _cmsReadUInt16Array(cmsIOHANDLER* io, cmsUInt32Number n, cmsUInt16Number* Array);
CMSAPI cmsBool CMSEXPORT _cmsWriteUInt8Number(cmsIOHANDLER* io, cmsUInt8Number n);
CMSAPI cmsBool CMSEXPORT _cmsWriteUInt16Number(cmsIOHANDLER* io, cmsUInt16Number n);
CMSAPI cmsBool CMSEXPORT _cmsWriteUInt32Number(cmsIOHANDLER* io, cmsUInt32Number n);
CMSAPI cmsBool CMSEXPORT _cmsWriteFloat32Number(cmsIOHANDLER* io, cmsFloat32Number n);
CMSAPI cmsBool CMSEXPORT _cmsWriteUInt64Number(cmsIOHANDLER* io, cmsUInt64Number* n);
CMSAPI cmsBool CMSEXPORT _cmsWrite15Fixed16Number(cmsIOHANDLER* io, cmsFloat64Number n);
CMSAPI cmsBool CMSEXPORT _cmsWriteXYZNumber(cmsIOHANDLER* io, const cmsCIEXYZ* XYZ);
CMSAPI cmsBool CMSEXPORT _cmsWriteUInt16Array(cmsIOHANDLER* io, cmsUInt32Number n, const cmsUInt16Number* Array);
// ICC base tag
typedef struct {
cmsTagTypeSignature sig;
cmsInt8Number reserved[4];
} _cmsTagBase;
// Type base helper functions
CMSAPI cmsTagTypeSignature CMSEXPORT _cmsReadTypeBase(cmsIOHANDLER* io);
CMSAPI cmsBool CMSEXPORT _cmsWriteTypeBase(cmsIOHANDLER* io, cmsTagTypeSignature sig);
// Alignment functions
CMSAPI cmsBool CMSEXPORT _cmsReadAlignment(cmsIOHANDLER* io);
CMSAPI cmsBool CMSEXPORT _cmsWriteAlignment(cmsIOHANDLER* io);
// To deal with text streams. 2K at most
lcms2: Revert some calling convention changes. We require -mabi=ms now. Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2022-03-07 20:41:33 +01:00
CMSAPI cmsBool CMSEXPORT _cmsIOPrintf(cmsIOHANDLER* io, const char* frm, ...);
libs: Import code from upstream lcms2 2.12. Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2021-10-19 11:24:03 +02:00
// Fixed point helper functions
CMSAPI cmsFloat64Number CMSEXPORT _cms8Fixed8toDouble(cmsUInt16Number fixed8);
CMSAPI cmsUInt16Number CMSEXPORT _cmsDoubleTo8Fixed8(cmsFloat64Number val);
CMSAPI cmsFloat64Number CMSEXPORT _cms15Fixed16toDouble(cmsS15Fixed16Number fix32);
CMSAPI cmsS15Fixed16Number CMSEXPORT _cmsDoubleTo15Fixed16(cmsFloat64Number v);
// Date/time helper functions
CMSAPI void CMSEXPORT _cmsEncodeDateTimeNumber(cmsDateTimeNumber *Dest, const struct tm *Source);
CMSAPI void CMSEXPORT _cmsDecodeDateTimeNumber(const cmsDateTimeNumber *Source, struct tm *Dest);
//----------------------------------------------------------------------------------------------------------
// Shared callbacks for user data
typedef void (* _cmsFreeUserDataFn)(cmsContext ContextID, void* Data);
typedef void* (* _cmsDupUserDataFn)(cmsContext ContextID, const void* Data);
//----------------------------------------------------------------------------------------------------------
// Plug-in foundation
#define cmsPluginMagicNumber 0x61637070 // 'acpp'
#define cmsPluginMemHandlerSig 0x6D656D48 // 'memH'
#define cmsPluginInterpolationSig 0x696E7048 // 'inpH'
#define cmsPluginParametricCurveSig 0x70617248 // 'parH'
#define cmsPluginFormattersSig 0x66726D48 // 'frmH
#define cmsPluginTagTypeSig 0x74797048 // 'typH'
#define cmsPluginTagSig 0x74616748 // 'tagH'
#define cmsPluginRenderingIntentSig 0x696E7448 // 'intH'
#define cmsPluginMultiProcessElementSig 0x6D706548 // 'mpeH'
#define cmsPluginOptimizationSig 0x6F707448 // 'optH'
#define cmsPluginTransformSig 0x7A666D48 // 'xfmH'
#define cmsPluginMutexSig 0x6D747A48 // 'mtxH'
typedef struct _cmsPluginBaseStruct {
cmsUInt32Number Magic; // 'acpp' signature
cmsUInt32Number ExpectedVersion; // Expected version of LittleCMS
cmsUInt32Number Type; // Type of plug-in
struct _cmsPluginBaseStruct* Next; // For multiple plugin definition. NULL for end of list.
} cmsPluginBase;
// Maximum number of types in a plugin array
#define MAX_TYPES_IN_LCMS_PLUGIN 20
//----------------------------------------------------------------------------------------------------------
// Memory handler. Each new plug-in type replaces current behaviour
typedef void* (* _cmsMallocFnPtrType)(cmsContext ContextID, cmsUInt32Number size);
typedef void (* _cmsFreeFnPtrType)(cmsContext ContextID, void *Ptr);
typedef void* (* _cmsReallocFnPtrType)(cmsContext ContextID, void* Ptr, cmsUInt32Number NewSize);
typedef void* (* _cmsMalloZerocFnPtrType)(cmsContext ContextID, cmsUInt32Number size);
typedef void* (* _cmsCallocFnPtrType)(cmsContext ContextID, cmsUInt32Number num, cmsUInt32Number size);
typedef void* (* _cmsDupFnPtrType)(cmsContext ContextID, const void* Org, cmsUInt32Number size);
typedef struct {
cmsPluginBase base;
// Required
_cmsMallocFnPtrType MallocPtr;
_cmsFreeFnPtrType FreePtr;
_cmsReallocFnPtrType ReallocPtr;
// Optional
_cmsMalloZerocFnPtrType MallocZeroPtr;
_cmsCallocFnPtrType CallocPtr;
_cmsDupFnPtrType DupPtr;
} cmsPluginMemHandler;
// ------------------------------------------------------------------------------------------------------------------
// Interpolation. 16 bits and floating point versions.
struct _cms_interp_struc;
// Interpolation callbacks
// 16 bits forward interpolation. This function performs precision-limited linear interpolation
// and is supposed to be quite fast. Implementation may be tetrahedral or trilinear, and plug-ins may
// choose to implement any other interpolation algorithm.
typedef void (* _cmsInterpFn16)(CMSREGISTER const cmsUInt16Number Input[],
CMSREGISTER cmsUInt16Number Output[],
CMSREGISTER const struct _cms_interp_struc* p);
// Floating point forward interpolation. Full precision interpolation using floats. This is not a
// time critical function. Implementation may be tetrahedral or trilinear, and plug-ins may
// choose to implement any other interpolation algorithm.
typedef void (* _cmsInterpFnFloat)(cmsFloat32Number const Input[],
cmsFloat32Number Output[],
const struct _cms_interp_struc* p);
// This type holds a pointer to an interpolator that can be either 16 bits or float
typedef union {
_cmsInterpFn16 Lerp16; // Forward interpolation in 16 bits
_cmsInterpFnFloat LerpFloat; // Forward interpolation in floating point
} cmsInterpFunction;
// Flags for interpolator selection
#define CMS_LERP_FLAGS_16BITS 0x0000 // The default
#define CMS_LERP_FLAGS_FLOAT 0x0001 // Requires different implementation
#define CMS_LERP_FLAGS_TRILINEAR 0x0100 // Hint only
#define MAX_INPUT_DIMENSIONS 15
typedef struct _cms_interp_struc { // Used on all interpolations. Supplied by lcms2 when calling the interpolation function
cmsContext ContextID; // The calling thread
cmsUInt32Number dwFlags; // Keep original flags
cmsUInt32Number nInputs; // != 1 only in 3D interpolation
cmsUInt32Number nOutputs; // != 1 only in 3D interpolation
cmsUInt32Number nSamples[MAX_INPUT_DIMENSIONS]; // Valid on all kinds of tables
cmsUInt32Number Domain[MAX_INPUT_DIMENSIONS]; // Domain = nSamples - 1
cmsUInt32Number opta[MAX_INPUT_DIMENSIONS]; // Optimization for 3D CLUT. This is the number of nodes premultiplied for each
// dimension. For example, in 7 nodes, 7, 7^2 , 7^3, 7^4, etc. On non-regular
// Samplings may vary according of the number of nodes for each dimension.
const void *Table; // Points to the actual interpolation table
cmsInterpFunction Interpolation; // Points to the function to do the interpolation
} cmsInterpParams;
// Interpolators factory
typedef cmsInterpFunction (* cmsInterpFnFactory)(cmsUInt32Number nInputChannels, cmsUInt32Number nOutputChannels, cmsUInt32Number dwFlags);
// The plug-in
typedef struct {
cmsPluginBase base;
// Points to a user-supplied function which implements the factory
cmsInterpFnFactory InterpolatorsFactory;
} cmsPluginInterpolation;
//----------------------------------------------------------------------------------------------------------
// Parametric curves. A negative type means same function but analytically inverted. Max. number of params is 10
// Evaluator callback for user-supplied parametric curves. May implement more than one type
typedef cmsFloat64Number (* cmsParametricCurveEvaluator)(cmsInt32Number Type, const cmsFloat64Number Params[10], cmsFloat64Number R);
// Plug-in may implement an arbitrary number of parametric curves
typedef struct {
cmsPluginBase base;
cmsUInt32Number nFunctions; // Number of supported functions
cmsUInt32Number FunctionTypes[MAX_TYPES_IN_LCMS_PLUGIN]; // The identification types
cmsUInt32Number ParameterCount[MAX_TYPES_IN_LCMS_PLUGIN]; // Number of parameters for each function
cmsParametricCurveEvaluator Evaluator; // The evaluator
} cmsPluginParametricCurves;
//----------------------------------------------------------------------------------------------------------
// Formatters. This plug-in adds new handlers, replacing them if they already exist. Formatters dealing with
// cmsFloat32Number (bps = 4) or double (bps = 0) types are requested via FormatterFloat callback. Others come across
// Formatter16 callback
struct _cmstransform_struct;
typedef cmsUInt8Number* (* cmsFormatter16)(CMSREGISTER struct _cmstransform_struct* CMMcargo,
CMSREGISTER cmsUInt16Number Values[],
CMSREGISTER cmsUInt8Number* Buffer,
CMSREGISTER cmsUInt32Number Stride);
typedef cmsUInt8Number* (* cmsFormatterFloat)(struct _cmstransform_struct* CMMcargo,
cmsFloat32Number Values[],
cmsUInt8Number* Buffer,
cmsUInt32Number Stride);
// This type holds a pointer to a formatter that can be either 16 bits or cmsFloat32Number
typedef union {
cmsFormatter16 Fmt16;
cmsFormatterFloat FmtFloat;
} cmsFormatter;
#define CMS_PACK_FLAGS_16BITS 0x0000
#define CMS_PACK_FLAGS_FLOAT 0x0001
typedef enum { cmsFormatterInput=0, cmsFormatterOutput=1 } cmsFormatterDirection;
typedef cmsFormatter (* cmsFormatterFactory)(cmsUInt32Number Type, // Specific type, i.e. TYPE_RGB_8
cmsFormatterDirection Dir,
cmsUInt32Number dwFlags); // precision
// Plug-in may implement an arbitrary number of formatters
typedef struct {
cmsPluginBase base;
cmsFormatterFactory FormattersFactory;
} cmsPluginFormatters;
//----------------------------------------------------------------------------------------------------------
// Tag type handler. Each type is free to return anything it wants, and it is up to the caller to
// know in advance what is the type contained in the tag.
typedef struct _cms_typehandler_struct {
cmsTagTypeSignature Signature; // The signature of the type
// Allocates and reads items
void * (* ReadPtr)(struct _cms_typehandler_struct* self,
cmsIOHANDLER* io,
cmsUInt32Number* nItems,
cmsUInt32Number SizeOfTag);
// Writes n Items
cmsBool (* WritePtr)(struct _cms_typehandler_struct* self,
cmsIOHANDLER* io,
void* Ptr,
cmsUInt32Number nItems);
// Duplicate an item or array of items
void* (* DupPtr)(struct _cms_typehandler_struct* self,
const void *Ptr,
cmsUInt32Number n);
// Free all resources
void (* FreePtr)(struct _cms_typehandler_struct* self,
void *Ptr);
// Additional parameters used by the calling thread
cmsContext ContextID;
cmsUInt32Number ICCVersion;
} cmsTagTypeHandler;
// Each plug-in implements a single type
typedef struct {
cmsPluginBase base;
cmsTagTypeHandler Handler;
} cmsPluginTagType;
//----------------------------------------------------------------------------------------------------------
// This is the tag plugin, which identifies tags. For writing, a pointer to function is provided.
// This function should return the desired type for this tag, given the version of profile
// and the data being serialized.
typedef struct {
cmsUInt32Number ElemCount; // If this tag needs an array, how many elements should keep
// For reading.
cmsUInt32Number nSupportedTypes; // In how many types this tag can come (MAX_TYPES_IN_LCMS_PLUGIN maximum)
cmsTagTypeSignature SupportedTypes[MAX_TYPES_IN_LCMS_PLUGIN];
// For writing
cmsTagTypeSignature (* DecideType)(cmsFloat64Number ICCVersion, const void *Data);
} cmsTagDescriptor;
// Plug-in implements a single tag
typedef struct {
cmsPluginBase base;
cmsTagSignature Signature;
cmsTagDescriptor Descriptor;
} cmsPluginTag;
//----------------------------------------------------------------------------------------------------------
// Custom intents. This function should join all profiles specified in the array in
// a single LUT. Any custom intent in the chain redirects to custom function. If more than
// one custom intent is found, the one located first is invoked. Usually users should use only one
// custom intent, so mixing custom intents in same multiprofile transform is not supported.
typedef cmsPipeline* (* cmsIntentFn)( cmsContext ContextID,
cmsUInt32Number nProfiles,
cmsUInt32Number Intents[],
cmsHPROFILE hProfiles[],
cmsBool BPC[],
cmsFloat64Number AdaptationStates[],
cmsUInt32Number dwFlags);
// Each plug-in defines a single intent number.
typedef struct {
cmsPluginBase base;
cmsUInt32Number Intent;
cmsIntentFn Link;
char Description[256];
} cmsPluginRenderingIntent;
// The default ICC intents (perceptual, saturation, rel.col and abs.col)
CMSAPI cmsPipeline* CMSEXPORT _cmsDefaultICCintents(cmsContext ContextID,
cmsUInt32Number nProfiles,
cmsUInt32Number Intents[],
cmsHPROFILE hProfiles[],
cmsBool BPC[],
cmsFloat64Number AdaptationStates[],
cmsUInt32Number dwFlags);
//----------------------------------------------------------------------------------------------------------
// Pipelines, Multi Process Elements.
typedef void (* _cmsStageEvalFn) (const cmsFloat32Number In[], cmsFloat32Number Out[], const cmsStage* mpe);
typedef void*(* _cmsStageDupElemFn) (cmsStage* mpe);
typedef void (* _cmsStageFreeElemFn) (cmsStage* mpe);
// This function allocates a generic MPE
CMSAPI cmsStage* CMSEXPORT _cmsStageAllocPlaceholder(cmsContext ContextID,
cmsStageSignature Type,
cmsUInt32Number InputChannels,
cmsUInt32Number OutputChannels,
_cmsStageEvalFn EvalPtr, // Points to fn that evaluates the element (always in floating point)
_cmsStageDupElemFn DupElemPtr, // Points to a fn that duplicates the stage
_cmsStageFreeElemFn FreePtr, // Points to a fn that sets the element free
void* Data); // A generic pointer to whatever memory needed by the element
typedef struct {
cmsPluginBase base;
cmsTagTypeHandler Handler;
} cmsPluginMultiProcessElement;
// Data kept in "Element" member of cmsStage
// Curves
typedef struct {
cmsUInt32Number nCurves;
cmsToneCurve** TheCurves;
} _cmsStageToneCurvesData;
// Matrix
typedef struct {
cmsFloat64Number* Double; // floating point for the matrix
cmsFloat64Number* Offset; // The offset
} _cmsStageMatrixData;
// CLUT
typedef struct {
union { // Can have only one of both representations at same time
cmsUInt16Number* T; // Points to the table 16 bits table
cmsFloat32Number* TFloat; // Points to the cmsFloat32Number table
} Tab;
cmsInterpParams* Params;
cmsUInt32Number nEntries;
cmsBool HasFloatValues;
} _cmsStageCLutData;
//----------------------------------------------------------------------------------------------------------
// Optimization. Using this plug-in, additional optimization strategies may be implemented.
// The function should return TRUE if any optimization is done on the LUT, this terminates
// the optimization search. Or FALSE if it is unable to optimize and want to give a chance
// to the rest of optimizers.
typedef cmsBool (* _cmsOPToptimizeFn)(cmsPipeline** Lut,
cmsUInt32Number Intent,
cmsUInt32Number* InputFormat,
cmsUInt32Number* OutputFormat,
cmsUInt32Number* dwFlags);
// Pipeline Evaluator (in 16 bits)
typedef void (* _cmsPipelineEval16Fn)(CMSREGISTER const cmsUInt16Number In[],
CMSREGISTER cmsUInt16Number Out[],
const void* Data);
// Pipeline Evaluator (in floating point)
typedef void (* _cmsPipelineEvalFloatFn)(const cmsFloat32Number In[],
cmsFloat32Number Out[],
const void* Data);
// This function may be used to set the optional evaluator and a block of private data. If private data is being used, an optional
// duplicator and free functions should also be specified in order to duplicate the LUT construct. Use NULL to inhibit such functionality.
CMSAPI void CMSEXPORT _cmsPipelineSetOptimizationParameters(cmsPipeline* Lut,
_cmsPipelineEval16Fn Eval16,
void* PrivateData,
_cmsFreeUserDataFn FreePrivateDataFn,
_cmsDupUserDataFn DupPrivateDataFn);
typedef struct {
cmsPluginBase base;
// Optimize entry point
_cmsOPToptimizeFn OptimizePtr;
} cmsPluginOptimization;
//----------------------------------------------------------------------------------------------------------
// Full xform
typedef struct {
cmsUInt32Number BytesPerLineIn;
cmsUInt32Number BytesPerLineOut;
cmsUInt32Number BytesPerPlaneIn;
cmsUInt32Number BytesPerPlaneOut;
} cmsStride;
typedef void (* _cmsTransformFn)(struct _cmstransform_struct *CMMcargo, // Legacy function, handles just ONE scanline.
const void* InputBuffer,
void* OutputBuffer,
cmsUInt32Number Size,
cmsUInt32Number Stride); // Stride in bytes to the next plana in planar formats
typedef void (*_cmsTransform2Fn)(struct _cmstransform_struct *CMMcargo,
const void* InputBuffer,
void* OutputBuffer,
cmsUInt32Number PixelsPerLine,
cmsUInt32Number LineCount,
const cmsStride* Stride);
typedef cmsBool (* _cmsTransformFactory)(_cmsTransformFn* xform,
void** UserData,
_cmsFreeUserDataFn* FreePrivateDataFn,
cmsPipeline** Lut,
cmsUInt32Number* InputFormat,
cmsUInt32Number* OutputFormat,
cmsUInt32Number* dwFlags);
typedef cmsBool (* _cmsTransform2Factory)(_cmsTransform2Fn* xform,
void** UserData,
_cmsFreeUserDataFn* FreePrivateDataFn,
cmsPipeline** Lut,
cmsUInt32Number* InputFormat,
cmsUInt32Number* OutputFormat,
cmsUInt32Number* dwFlags);
// Retrieve user data as specified by the factory
CMSAPI void CMSEXPORT _cmsSetTransformUserData(struct _cmstransform_struct *CMMcargo, void* ptr, _cmsFreeUserDataFn FreePrivateDataFn);
CMSAPI void * CMSEXPORT _cmsGetTransformUserData(struct _cmstransform_struct *CMMcargo);
// Retrieve formatters
CMSAPI void CMSEXPORT _cmsGetTransformFormatters16 (struct _cmstransform_struct *CMMcargo, cmsFormatter16* FromInput, cmsFormatter16* ToOutput);
CMSAPI void CMSEXPORT _cmsGetTransformFormattersFloat(struct _cmstransform_struct *CMMcargo, cmsFormatterFloat* FromInput, cmsFormatterFloat* ToOutput);
// Retrieve original flags
CMSAPI cmsUInt32Number CMSEXPORT _cmsGetTransformFlags(struct _cmstransform_struct* CMMcargo);
typedef struct {
cmsPluginBase base;
// Transform entry point
union {
_cmsTransformFactory legacy_xform;
_cmsTransform2Factory xform;
} factories;
} cmsPluginTransform;
//----------------------------------------------------------------------------------------------------------
// Mutex
typedef void* (* _cmsCreateMutexFnPtrType)(cmsContext ContextID);
typedef void (* _cmsDestroyMutexFnPtrType)(cmsContext ContextID, void* mtx);
typedef cmsBool (* _cmsLockMutexFnPtrType)(cmsContext ContextID, void* mtx);
typedef void (* _cmsUnlockMutexFnPtrType)(cmsContext ContextID, void* mtx);
typedef struct {
cmsPluginBase base;
_cmsCreateMutexFnPtrType CreateMutexPtr;
_cmsDestroyMutexFnPtrType DestroyMutexPtr;
_cmsLockMutexFnPtrType LockMutexPtr;
_cmsUnlockMutexFnPtrType UnlockMutexPtr;
} cmsPluginMutex;
CMSAPI void* CMSEXPORT _cmsCreateMutex(cmsContext ContextID);
CMSAPI void CMSEXPORT _cmsDestroyMutex(cmsContext ContextID, void* mtx);
CMSAPI cmsBool CMSEXPORT _cmsLockMutex(cmsContext ContextID, void* mtx);
CMSAPI void CMSEXPORT _cmsUnlockMutex(cmsContext ContextID, void* mtx);
#ifndef CMS_USE_CPP_API
# ifdef __cplusplus
}
# endif
#endif
#define _lcms_plugin_H
#endif