| //--------------------------------------------------------------------------------- |
| // |
| // 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 ------------------------------------------------------------------------------------- |
| |
| CMSAPI void CMSEXPORT cmsSignalError(cmsContext ContextID, cmsUInt32Number ErrorCode, const char *ErrorText, ...); |
| |
| // 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 |
| CMSAPI cmsBool CMSEXPORT _cmsIOPrintf(cmsIOHANDLER* io, const char* frm, ...); |
| |
| // 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 8 |
| |
| 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 void (* _cmsOPTeval16Fn)(CMSREGISTER const cmsUInt16Number In[], |
| CMSREGISTER cmsUInt16Number Out[], |
| CMSREGISTER const void* Data); |
| |
| |
| typedef cmsBool (* _cmsOPToptimizeFn)(cmsPipeline** Lut, |
| cmsUInt32Number Intent, |
| cmsUInt32Number* InputFormat, |
| cmsUInt32Number* OutputFormat, |
| cmsUInt32Number* dwFlags); |
| |
| // 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, |
| _cmsOPTeval16Fn 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); |
| |
| 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 |
