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637 lines
28 KiB
637 lines
28 KiB
//--------------------------------------------------------------------------------- |
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// |
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// Little Color Management System |
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// Copyright (c) 1998-2011 Marti Maria Saguer |
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// |
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// Permission is hereby granted, free of charge, to any person obtaining |
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// a copy of this software and associated documentation files (the "Software"), |
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// to deal in the Software without restriction, including without limitation |
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// the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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// and/or sell copies of the Software, and to permit persons to whom the Software |
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// is furnished to do so, subject to the following conditions: |
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// |
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// The above copyright notice and this permission notice shall be included in |
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// all copies or substantial portions of the Software. |
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// |
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO |
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// THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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// |
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//--------------------------------------------------------------------------------- |
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// |
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// This is the plug-in header file. Normal LittleCMS clients should not use it. |
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// It is provided for plug-in writters that may want to access the support |
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// functions to do low level operations. All plug-in related structures |
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// are defined here. Including this file forces to include the standard API too. |
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#ifndef _lcms_plugin_H |
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// Deal with Microsoft's attempt at deprecating C standard runtime functions |
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#ifdef _MSC_VER |
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# if (_MSC_VER >= 1400) |
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# ifndef _CRT_SECURE_NO_DEPRECATE |
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# define _CRT_SECURE_NO_DEPRECATE |
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# endif |
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# ifndef _CRT_SECURE_NO_WARNINGS |
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# define _CRT_SECURE_NO_WARNINGS |
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# endif |
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# endif |
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#endif |
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#ifndef _lcms2_H |
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#include "lcms2.h" |
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#endif |
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// We need some standard C functions. |
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#include <stdlib.h> |
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#include <math.h> |
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#include <stdarg.h> |
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#include <memory.h> |
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#include <string.h> |
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#ifndef CMS_USE_CPP_API |
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# ifdef __cplusplus |
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extern "C" { |
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# endif |
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#endif |
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// Vector & Matrix operations ----------------------------------------------------------------------- |
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// Axis of the matrix/array. No specific meaning at all. |
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#define VX 0 |
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#define VY 1 |
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#define VZ 2 |
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// Vectors |
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typedef struct { |
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cmsFloat64Number n[3]; |
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} cmsVEC3; |
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// 3x3 Matrix |
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typedef struct { |
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cmsVEC3 v[3]; |
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} cmsMAT3; |
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CMSAPI void CMSEXPORT _cmsVEC3init(cmsVEC3* r, cmsFloat64Number x, cmsFloat64Number y, cmsFloat64Number z); |
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CMSAPI void CMSEXPORT _cmsVEC3minus(cmsVEC3* r, const cmsVEC3* a, const cmsVEC3* b); |
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CMSAPI void CMSEXPORT _cmsVEC3cross(cmsVEC3* r, const cmsVEC3* u, const cmsVEC3* v); |
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CMSAPI cmsFloat64Number CMSEXPORT _cmsVEC3dot(const cmsVEC3* u, const cmsVEC3* v); |
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CMSAPI cmsFloat64Number CMSEXPORT _cmsVEC3length(const cmsVEC3* a); |
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CMSAPI cmsFloat64Number CMSEXPORT _cmsVEC3distance(const cmsVEC3* a, const cmsVEC3* b); |
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CMSAPI void CMSEXPORT _cmsMAT3identity(cmsMAT3* a); |
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CMSAPI cmsBool CMSEXPORT _cmsMAT3isIdentity(const cmsMAT3* a); |
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CMSAPI void CMSEXPORT _cmsMAT3per(cmsMAT3* r, const cmsMAT3* a, const cmsMAT3* b); |
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CMSAPI cmsBool CMSEXPORT _cmsMAT3inverse(const cmsMAT3* a, cmsMAT3* b); |
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CMSAPI cmsBool CMSEXPORT _cmsMAT3solve(cmsVEC3* x, cmsMAT3* a, cmsVEC3* b); |
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CMSAPI void CMSEXPORT _cmsMAT3eval(cmsVEC3* r, const cmsMAT3* a, const cmsVEC3* v); |
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// Error logging ------------------------------------------------------------------------------------- |
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CMSAPI void CMSEXPORT cmsSignalError(cmsContext ContextID, cmsUInt32Number ErrorCode, const char *ErrorText, ...); |
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// Memory management ---------------------------------------------------------------------------------- |
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CMSAPI void* CMSEXPORT _cmsMalloc(cmsContext ContextID, cmsUInt32Number size); |
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CMSAPI void* CMSEXPORT _cmsMallocZero(cmsContext ContextID, cmsUInt32Number size); |
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CMSAPI void* CMSEXPORT _cmsCalloc(cmsContext ContextID, cmsUInt32Number num, cmsUInt32Number size); |
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CMSAPI void* CMSEXPORT _cmsRealloc(cmsContext ContextID, void* Ptr, cmsUInt32Number NewSize); |
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CMSAPI void CMSEXPORT _cmsFree(cmsContext ContextID, void* Ptr); |
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CMSAPI void* CMSEXPORT _cmsDupMem(cmsContext ContextID, const void* Org, cmsUInt32Number size); |
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// I/O handler ---------------------------------------------------------------------------------- |
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struct _cms_io_handler { |
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void* stream; // Associated stream, which is implemented differently depending on media. |
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cmsContext ContextID; |
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cmsUInt32Number UsedSpace; |
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cmsUInt32Number ReportedSize; |
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char PhysicalFile[cmsMAX_PATH]; |
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cmsUInt32Number (* Read)(struct _cms_io_handler* iohandler, void *Buffer, |
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cmsUInt32Number size, |
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cmsUInt32Number count); |
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cmsBool (* Seek)(struct _cms_io_handler* iohandler, cmsUInt32Number offset); |
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cmsBool (* Close)(struct _cms_io_handler* iohandler); |
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cmsUInt32Number (* Tell)(struct _cms_io_handler* iohandler); |
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cmsBool (* Write)(struct _cms_io_handler* iohandler, cmsUInt32Number size, |
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const void* Buffer); |
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}; |
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// Endianess adjust functions |
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CMSAPI cmsUInt16Number CMSEXPORT _cmsAdjustEndianess16(cmsUInt16Number Word); |
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CMSAPI cmsUInt32Number CMSEXPORT _cmsAdjustEndianess32(cmsUInt32Number Value); |
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CMSAPI void CMSEXPORT _cmsAdjustEndianess64(cmsUInt64Number* Result, cmsUInt64Number* QWord); |
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// Helper IO functions |
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CMSAPI cmsBool CMSEXPORT _cmsReadUInt8Number(cmsIOHANDLER* io, cmsUInt8Number* n); |
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CMSAPI cmsBool CMSEXPORT _cmsReadUInt16Number(cmsIOHANDLER* io, cmsUInt16Number* n); |
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CMSAPI cmsBool CMSEXPORT _cmsReadUInt32Number(cmsIOHANDLER* io, cmsUInt32Number* n); |
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CMSAPI cmsBool CMSEXPORT _cmsReadFloat32Number(cmsIOHANDLER* io, cmsFloat32Number* n); |
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CMSAPI cmsBool CMSEXPORT _cmsReadUInt64Number(cmsIOHANDLER* io, cmsUInt64Number* n); |
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CMSAPI cmsBool CMSEXPORT _cmsRead15Fixed16Number(cmsIOHANDLER* io, cmsFloat64Number* n); |
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CMSAPI cmsBool CMSEXPORT _cmsReadXYZNumber(cmsIOHANDLER* io, cmsCIEXYZ* XYZ); |
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CMSAPI cmsBool CMSEXPORT _cmsReadUInt16Array(cmsIOHANDLER* io, cmsUInt32Number n, cmsUInt16Number* Array); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteUInt8Number(cmsIOHANDLER* io, cmsUInt8Number n); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteUInt16Number(cmsIOHANDLER* io, cmsUInt16Number n); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteUInt32Number(cmsIOHANDLER* io, cmsUInt32Number n); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteFloat32Number(cmsIOHANDLER* io, cmsFloat32Number n); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteUInt64Number(cmsIOHANDLER* io, cmsUInt64Number* n); |
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CMSAPI cmsBool CMSEXPORT _cmsWrite15Fixed16Number(cmsIOHANDLER* io, cmsFloat64Number n); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteXYZNumber(cmsIOHANDLER* io, const cmsCIEXYZ* XYZ); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteUInt16Array(cmsIOHANDLER* io, cmsUInt32Number n, const cmsUInt16Number* Array); |
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// ICC base tag |
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typedef struct { |
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cmsTagTypeSignature sig; |
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cmsInt8Number reserved[4]; |
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} _cmsTagBase; |
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// Type base helper functions |
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CMSAPI cmsTagTypeSignature CMSEXPORT _cmsReadTypeBase(cmsIOHANDLER* io); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteTypeBase(cmsIOHANDLER* io, cmsTagTypeSignature sig); |
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// Alignment functions |
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CMSAPI cmsBool CMSEXPORT _cmsReadAlignment(cmsIOHANDLER* io); |
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CMSAPI cmsBool CMSEXPORT _cmsWriteAlignment(cmsIOHANDLER* io); |
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// To deal with text streams. 2K at most |
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CMSAPI cmsBool CMSEXPORT _cmsIOPrintf(cmsIOHANDLER* io, const char* frm, ...); |
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// Fixed point helper functions |
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CMSAPI cmsFloat64Number CMSEXPORT _cms8Fixed8toDouble(cmsUInt16Number fixed8); |
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CMSAPI cmsUInt16Number CMSEXPORT _cmsDoubleTo8Fixed8(cmsFloat64Number val); |
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CMSAPI cmsFloat64Number CMSEXPORT _cms15Fixed16toDouble(cmsS15Fixed16Number fix32); |
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CMSAPI cmsS15Fixed16Number CMSEXPORT _cmsDoubleTo15Fixed16(cmsFloat64Number v); |
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// Date/time helper functions |
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CMSAPI void CMSEXPORT _cmsEncodeDateTimeNumber(cmsDateTimeNumber *Dest, const struct tm *Source); |
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CMSAPI void CMSEXPORT _cmsDecodeDateTimeNumber(const cmsDateTimeNumber *Source, struct tm *Dest); |
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//---------------------------------------------------------------------------------------------------------- |
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// Shared callbacks for user data |
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typedef void (* _cmsFreeUserDataFn)(cmsContext ContextID, void* Data); |
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typedef void* (* _cmsDupUserDataFn)(cmsContext ContextID, const void* Data); |
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//---------------------------------------------------------------------------------------------------------- |
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// Plug-in foundation |
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#define cmsPluginMagicNumber 0x61637070 // 'acpp' |
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#define cmsPluginMemHandlerSig 0x6D656D48 // 'memH' |
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#define cmsPluginInterpolationSig 0x696E7048 // 'inpH' |
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#define cmsPluginParametricCurveSig 0x70617248 // 'parH' |
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#define cmsPluginFormattersSig 0x66726D48 // 'frmH |
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#define cmsPluginTagTypeSig 0x74797048 // 'typH' |
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#define cmsPluginTagSig 0x74616748 // 'tagH' |
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#define cmsPluginRenderingIntentSig 0x696E7448 // 'intH' |
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#define cmsPluginMultiProcessElementSig 0x6D706548 // 'mpeH' |
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#define cmsPluginOptimizationSig 0x6F707448 // 'optH' |
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#define cmsPluginTransformSig 0x7A666D48 // 'xfmH' |
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#define cmsPluginMutexSig 0x6D747A48 // 'mtxH' |
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typedef struct _cmsPluginBaseStruct { |
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cmsUInt32Number Magic; // 'acpp' signature |
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cmsUInt32Number ExpectedVersion; // Expected version of LittleCMS |
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cmsUInt32Number Type; // Type of plug-in |
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struct _cmsPluginBaseStruct* Next; // For multiple plugin definition. NULL for end of list. |
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} cmsPluginBase; |
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// Maximum number of types in a plugin array |
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#define MAX_TYPES_IN_LCMS_PLUGIN 20 |
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//---------------------------------------------------------------------------------------------------------- |
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// Memory handler. Each new plug-in type replaces current behaviour |
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typedef void* (* _cmsMallocFnPtrType)(cmsContext ContextID, cmsUInt32Number size); |
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typedef void (* _cmsFreeFnPtrType)(cmsContext ContextID, void *Ptr); |
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typedef void* (* _cmsReallocFnPtrType)(cmsContext ContextID, void* Ptr, cmsUInt32Number NewSize); |
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typedef void* (* _cmsMalloZerocFnPtrType)(cmsContext ContextID, cmsUInt32Number size); |
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typedef void* (* _cmsCallocFnPtrType)(cmsContext ContextID, cmsUInt32Number num, cmsUInt32Number size); |
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typedef void* (* _cmsDupFnPtrType)(cmsContext ContextID, const void* Org, cmsUInt32Number size); |
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typedef struct { |
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cmsPluginBase base; |
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// Required |
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_cmsMallocFnPtrType MallocPtr; |
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_cmsFreeFnPtrType FreePtr; |
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_cmsReallocFnPtrType ReallocPtr; |
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// Optional |
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_cmsMalloZerocFnPtrType MallocZeroPtr; |
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_cmsCallocFnPtrType CallocPtr; |
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_cmsDupFnPtrType DupPtr; |
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} cmsPluginMemHandler; |
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// ------------------------------------------------------------------------------------------------------------------ |
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// Interpolation. 16 bits and floating point versions. |
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struct _cms_interp_struc; |
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// Interpolation callbacks |
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// 16 bits forward interpolation. This function performs precision-limited linear interpolation |
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// and is supposed to be quite fast. Implementation may be tetrahedral or trilinear, and plug-ins may |
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// choose to implement any other interpolation algorithm. |
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typedef void (* _cmsInterpFn16)(register const cmsUInt16Number Input[], |
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register cmsUInt16Number Output[], |
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register const struct _cms_interp_struc* p); |
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// Floating point forward interpolation. Full precision interpolation using floats. This is not a |
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// time critical function. Implementation may be tetrahedral or trilinear, and plug-ins may |
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// choose to implement any other interpolation algorithm. |
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typedef void (* _cmsInterpFnFloat)(cmsFloat32Number const Input[], |
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cmsFloat32Number Output[], |
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const struct _cms_interp_struc* p); |
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// This type holds a pointer to an interpolator that can be either 16 bits or float |
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typedef union { |
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_cmsInterpFn16 Lerp16; // Forward interpolation in 16 bits |
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_cmsInterpFnFloat LerpFloat; // Forward interpolation in floating point |
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} cmsInterpFunction; |
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// Flags for interpolator selection |
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#define CMS_LERP_FLAGS_16BITS 0x0000 // The default |
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#define CMS_LERP_FLAGS_FLOAT 0x0001 // Requires different implementation |
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#define CMS_LERP_FLAGS_TRILINEAR 0x0100 // Hint only |
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#define MAX_INPUT_DIMENSIONS 8 |
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typedef struct _cms_interp_struc { // Used on all interpolations. Supplied by lcms2 when calling the interpolation function |
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cmsContext ContextID; // The calling thread |
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cmsUInt32Number dwFlags; // Keep original flags |
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cmsUInt32Number nInputs; // != 1 only in 3D interpolation |
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cmsUInt32Number nOutputs; // != 1 only in 3D interpolation |
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cmsUInt32Number nSamples[MAX_INPUT_DIMENSIONS]; // Valid on all kinds of tables |
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cmsUInt32Number Domain[MAX_INPUT_DIMENSIONS]; // Domain = nSamples - 1 |
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cmsUInt32Number opta[MAX_INPUT_DIMENSIONS]; // Optimization for 3D CLUT. This is the number of nodes premultiplied for each |
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// dimension. For example, in 7 nodes, 7, 7^2 , 7^3, 7^4, etc. On non-regular |
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// Samplings may vary according of the number of nodes for each dimension. |
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const void *Table; // Points to the actual interpolation table |
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cmsInterpFunction Interpolation; // Points to the function to do the interpolation |
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} cmsInterpParams; |
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// Interpolators factory |
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typedef cmsInterpFunction (* cmsInterpFnFactory)(cmsUInt32Number nInputChannels, cmsUInt32Number nOutputChannels, cmsUInt32Number dwFlags); |
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// The plug-in |
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typedef struct { |
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cmsPluginBase base; |
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// Points to a user-supplied function which implements the factory |
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cmsInterpFnFactory InterpolatorsFactory; |
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} cmsPluginInterpolation; |
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//---------------------------------------------------------------------------------------------------------- |
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// Parametric curves. A negative type means same function but analytically inverted. Max. number of params is 10 |
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// Evaluator callback for user-suplied parametric curves. May implement more than one type |
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typedef cmsFloat64Number (* cmsParametricCurveEvaluator)(cmsInt32Number Type, const cmsFloat64Number Params[10], cmsFloat64Number R); |
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// Plug-in may implement an arbitrary number of parametric curves |
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typedef struct { |
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cmsPluginBase base; |
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cmsUInt32Number nFunctions; // Number of supported functions |
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cmsUInt32Number FunctionTypes[MAX_TYPES_IN_LCMS_PLUGIN]; // The identification types |
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cmsUInt32Number ParameterCount[MAX_TYPES_IN_LCMS_PLUGIN]; // Number of parameters for each function |
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cmsParametricCurveEvaluator Evaluator; // The evaluator |
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} cmsPluginParametricCurves; |
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//---------------------------------------------------------------------------------------------------------- |
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// Formatters. This plug-in adds new handlers, replacing them if they already exist. Formatters dealing with |
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// cmsFloat32Number (bps = 4) or double (bps = 0) types are requested via FormatterFloat callback. Others come across |
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// Formatter16 callback |
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struct _cmstransform_struct; |
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typedef cmsUInt8Number* (* cmsFormatter16)(register struct _cmstransform_struct* CMMcargo, |
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register cmsUInt16Number Values[], |
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register cmsUInt8Number* Buffer, |
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register cmsUInt32Number Stride); |
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typedef cmsUInt8Number* (* cmsFormatterFloat)(struct _cmstransform_struct* CMMcargo, |
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cmsFloat32Number Values[], |
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cmsUInt8Number* Buffer, |
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cmsUInt32Number Stride); |
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// This type holds a pointer to a formatter that can be either 16 bits or cmsFloat32Number |
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typedef union { |
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cmsFormatter16 Fmt16; |
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cmsFormatterFloat FmtFloat; |
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} cmsFormatter; |
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#define CMS_PACK_FLAGS_16BITS 0x0000 |
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#define CMS_PACK_FLAGS_FLOAT 0x0001 |
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typedef enum { cmsFormatterInput=0, cmsFormatterOutput=1 } cmsFormatterDirection; |
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typedef cmsFormatter (* cmsFormatterFactory)(cmsUInt32Number Type, // Specific type, i.e. TYPE_RGB_8 |
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cmsFormatterDirection Dir, |
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cmsUInt32Number dwFlags); // precision |
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// Plug-in may implement an arbitrary number of formatters |
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typedef struct { |
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cmsPluginBase base; |
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cmsFormatterFactory FormattersFactory; |
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} cmsPluginFormatters; |
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//---------------------------------------------------------------------------------------------------------- |
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// Tag type handler. Each type is free to return anything it wants, and it is up to the caller to |
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// know in advance what is the type contained in the tag. |
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typedef struct _cms_typehandler_struct { |
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cmsTagTypeSignature Signature; // The signature of the type |
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// Allocates and reads items |
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void * (* ReadPtr)(struct _cms_typehandler_struct* self, |
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cmsIOHANDLER* io, |
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cmsUInt32Number* nItems, |
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cmsUInt32Number SizeOfTag); |
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// Writes n Items |
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cmsBool (* WritePtr)(struct _cms_typehandler_struct* self, |
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cmsIOHANDLER* io, |
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void* Ptr, |
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cmsUInt32Number nItems); |
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// Duplicate an item or array of items |
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void* (* DupPtr)(struct _cms_typehandler_struct* self, |
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const void *Ptr, |
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cmsUInt32Number n); |
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// Free all resources |
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void (* FreePtr)(struct _cms_typehandler_struct* self, |
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void *Ptr); |
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// Additional parameters used by the calling thread |
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cmsContext ContextID; |
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cmsUInt32Number ICCVersion; |
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} cmsTagTypeHandler; |
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// Each plug-in implements a single type |
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typedef struct { |
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cmsPluginBase base; |
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cmsTagTypeHandler Handler; |
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} cmsPluginTagType; |
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//---------------------------------------------------------------------------------------------------------- |
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// This is the tag plugin, which identifies tags. For writing, a pointer to function is provided. |
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// This function should return the desired type for this tag, given the version of profile |
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// and the data being serialized. |
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typedef struct { |
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cmsUInt32Number ElemCount; // If this tag needs an array, how many elements should keep |
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// For reading. |
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cmsUInt32Number nSupportedTypes; // In how many types this tag can come (MAX_TYPES_IN_LCMS_PLUGIN maximum) |
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cmsTagTypeSignature SupportedTypes[MAX_TYPES_IN_LCMS_PLUGIN]; |
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// For writting |
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cmsTagTypeSignature (* DecideType)(cmsFloat64Number ICCVersion, const void *Data); |
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} cmsTagDescriptor; |
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// Plug-in implements a single tag |
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typedef struct { |
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cmsPluginBase base; |
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cmsTagSignature Signature; |
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cmsTagDescriptor Descriptor; |
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} cmsPluginTag; |
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//---------------------------------------------------------------------------------------------------------- |
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// Custom intents. This function should join all profiles specified in the array in |
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// a single LUT. Any custom intent in the chain redirects to custom function. If more than |
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// one custom intent is found, the one located first is invoked. Usually users should use only one |
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// custom intent, so mixing custom intents in same multiprofile transform is not supported. |
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typedef cmsPipeline* (* cmsIntentFn)( cmsContext ContextID, |
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cmsUInt32Number nProfiles, |
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cmsUInt32Number Intents[], |
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cmsHPROFILE hProfiles[], |
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cmsBool BPC[], |
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cmsFloat64Number AdaptationStates[], |
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cmsUInt32Number dwFlags); |
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// Each plug-in defines a single intent number. |
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typedef struct { |
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cmsPluginBase base; |
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cmsUInt32Number Intent; |
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cmsIntentFn Link; |
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char Description[256]; |
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} cmsPluginRenderingIntent; |
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// The default ICC intents (perceptual, saturation, rel.col and abs.col) |
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CMSAPI cmsPipeline* CMSEXPORT _cmsDefaultICCintents(cmsContext ContextID, |
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cmsUInt32Number nProfiles, |
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cmsUInt32Number Intents[], |
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cmsHPROFILE hProfiles[], |
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cmsBool BPC[], |
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cmsFloat64Number AdaptationStates[], |
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cmsUInt32Number dwFlags); |
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//---------------------------------------------------------------------------------------------------------- |
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// Pipelines, Multi Process Elements. |
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typedef void (* _cmsStageEvalFn) (const cmsFloat32Number In[], cmsFloat32Number Out[], const cmsStage* mpe); |
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typedef void*(* _cmsStageDupElemFn) (cmsStage* mpe); |
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typedef void (* _cmsStageFreeElemFn) (cmsStage* mpe); |
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// This function allocates a generic MPE |
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CMSAPI cmsStage* CMSEXPORT _cmsStageAllocPlaceholder(cmsContext ContextID, |
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cmsStageSignature Type, |
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cmsUInt32Number InputChannels, |
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cmsUInt32Number OutputChannels, |
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_cmsStageEvalFn EvalPtr, // Points to fn that evaluates the element (always in floating point) |
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_cmsStageDupElemFn DupElemPtr, // Points to a fn that duplicates the stage |
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_cmsStageFreeElemFn FreePtr, // Points to a fn that sets the element free |
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void* Data); // A generic pointer to whatever memory needed by the element |
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typedef struct { |
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cmsPluginBase base; |
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cmsTagTypeHandler Handler; |
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} cmsPluginMultiProcessElement; |
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// Data kept in "Element" member of cmsStage |
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|
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// Curves |
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typedef struct { |
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cmsUInt32Number nCurves; |
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cmsToneCurve** TheCurves; |
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|
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} _cmsStageToneCurvesData; |
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// Matrix |
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typedef struct { |
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cmsFloat64Number* Double; // floating point for the matrix |
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cmsFloat64Number* Offset; // The offset |
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|
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} _cmsStageMatrixData; |
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|
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// CLUT |
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typedef struct { |
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|
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union { // Can have only one of both representations at same time |
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cmsUInt16Number* T; // Points to the table 16 bits table |
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cmsFloat32Number* TFloat; // Points to the cmsFloat32Number table |
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} Tab; |
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|
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cmsInterpParams* Params; |
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cmsUInt32Number nEntries; |
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cmsBool HasFloatValues; |
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|
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} _cmsStageCLutData; |
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|
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//---------------------------------------------------------------------------------------------------------- |
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// Optimization. Using this plug-in, additional optimization strategies may be implemented. |
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// The function should return TRUE if any optimization is done on the LUT, this terminates |
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// the optimization search. Or FALSE if it is unable to optimize and want to give a chance |
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// to the rest of optimizers. |
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|
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typedef void (* _cmsOPTeval16Fn)(register const cmsUInt16Number In[], |
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register cmsUInt16Number Out[], |
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register const void* Data); |
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|
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typedef cmsBool (* _cmsOPToptimizeFn)(cmsPipeline** Lut, |
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cmsUInt32Number Intent, |
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cmsUInt32Number* InputFormat, |
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cmsUInt32Number* OutputFormat, |
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cmsUInt32Number* dwFlags); |
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|
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// This function may be used to set the optional evaluator and a block of private data. If private data is being used, an optional |
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// duplicator and free functions should also be specified in order to duplicate the LUT construct. Use NULL to inhibit such functionality. |
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|
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CMSAPI void CMSEXPORT _cmsPipelineSetOptimizationParameters(cmsPipeline* Lut, |
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_cmsOPTeval16Fn Eval16, |
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void* PrivateData, |
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_cmsFreeUserDataFn FreePrivateDataFn, |
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_cmsDupUserDataFn DupPrivateDataFn); |
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|
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typedef struct { |
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cmsPluginBase base; |
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|
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// Optimize entry point |
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_cmsOPToptimizeFn OptimizePtr; |
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|
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} cmsPluginOptimization; |
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|
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//---------------------------------------------------------------------------------------------------------- |
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// Full xform |
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typedef void (* _cmsTransformFn)(struct _cmstransform_struct *CMMcargo, |
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const void* InputBuffer, |
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void* OutputBuffer, |
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cmsUInt32Number Size, |
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cmsUInt32Number Stride); |
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|
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typedef cmsBool (* _cmsTransformFactory)(_cmsTransformFn* xform, |
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void** UserData, |
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_cmsFreeUserDataFn* FreePrivateDataFn, |
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cmsPipeline** Lut, |
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cmsUInt32Number* InputFormat, |
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cmsUInt32Number* OutputFormat, |
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cmsUInt32Number* dwFlags); |
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|
|
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// Retrieve user data as specified by the factory |
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CMSAPI void CMSEXPORT _cmsSetTransformUserData(struct _cmstransform_struct *CMMcargo, void* ptr, _cmsFreeUserDataFn FreePrivateDataFn); |
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CMSAPI void * CMSEXPORT _cmsGetTransformUserData(struct _cmstransform_struct *CMMcargo); |
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|
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// Retrieve formatters |
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CMSAPI void CMSEXPORT _cmsGetTransformFormatters16 (struct _cmstransform_struct *CMMcargo, cmsFormatter16* FromInput, cmsFormatter16* ToOutput); |
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CMSAPI void CMSEXPORT _cmsGetTransformFormattersFloat(struct _cmstransform_struct *CMMcargo, cmsFormatterFloat* FromInput, cmsFormatterFloat* ToOutput); |
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|
|
typedef struct { |
|
cmsPluginBase base; |
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|
|
// Transform entry point |
|
_cmsTransformFactory Factory; |
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|
|
} cmsPluginTransform; |
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|
|
//---------------------------------------------------------------------------------------------------------- |
|
// Mutex |
|
|
|
typedef void* (* _cmsCreateMutexFnPtrType)(cmsContext ContextID); |
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typedef void (* _cmsDestroyMutexFnPtrType)(cmsContext ContextID, void* mtx); |
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typedef cmsBool (* _cmsLockMutexFnPtrType)(cmsContext ContextID, void* mtx); |
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typedef void (* _cmsUnlockMutexFnPtrType)(cmsContext ContextID, void* mtx); |
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|
|
typedef struct { |
|
cmsPluginBase base; |
|
|
|
_cmsCreateMutexFnPtrType CreateMutexPtr; |
|
_cmsDestroyMutexFnPtrType DestroyMutexPtr; |
|
_cmsLockMutexFnPtrType LockMutexPtr; |
|
_cmsUnlockMutexFnPtrType UnlockMutexPtr; |
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|
|
} cmsPluginMutex; |
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|
|
CMSAPI void* CMSEXPORT _cmsCreateMutex(cmsContext ContextID); |
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CMSAPI void CMSEXPORT _cmsDestroyMutex(cmsContext ContextID, void* mtx); |
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CMSAPI cmsBool CMSEXPORT _cmsLockMutex(cmsContext ContextID, void* mtx); |
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CMSAPI void CMSEXPORT _cmsUnlockMutex(cmsContext ContextID, void* mtx); |
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|
|
|
#ifndef CMS_USE_CPP_API |
|
# ifdef __cplusplus |
|
} |
|
# endif |
|
#endif |
|
|
|
#define _lcms_plugin_H |
|
#endif
|
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