1 #ifdef HAVE_CONFIG_H
2 # include "config.h"
3 #endif
5 //#define DEBUG_LCMS
7 #include <glib/gstdio.h>
8 #include <sys/fcntl.h>
9 #include <gdkmm/color.h>
11 #ifdef DEBUG_LCMS
12 #include <gtk/gtkmessagedialog.h>
13 #endif // DEBUG_LCMS
15 #include <cstring>
16 #include <string>
18 #ifdef WIN32
19 #ifndef _WIN32_WINDOWS // Allow use of features specific to Windows 98 or later. Required for correctly including icm.h
20 #define _WIN32_WINDOWS 0x0410
21 #endif
22 #include <windows.h>
23 #endif
25 #include "xml/repr.h"
26 #include "color-profile.h"
27 #include "color-profile-fns.h"
28 #include "attributes.h"
29 #include "inkscape.h"
30 #include "document.h"
31 #include "preferences.h"
33 #include "dom/uri.h"
34 #include "dom/util/digest.h"
36 #ifdef WIN32
37 #include <Icm.h>
38 #endif // WIN32
40 using Inkscape::ColorProfile;
41 using Inkscape::ColorProfileClass;
43 namespace Inkscape
44 {
45 #if ENABLE_LCMS
46 static cmsHPROFILE colorprofile_get_system_profile_handle();
47 static cmsHPROFILE colorprofile_get_proof_profile_handle();
48 #endif // ENABLE_LCMS
49 }
51 #ifdef DEBUG_LCMS
52 extern guint update_in_progress;
53 #define DEBUG_MESSAGE(key, ...) \
54 {\
55 Inkscape::Preferences *prefs = Inkscape::Preferences::get();\
56 bool dump = prefs->getBool(Glib::ustring("/options/scislac/") + #key);\
57 bool dumpD = prefs->getBool(Glib::ustring("/options/scislac/") + #key"D");\
58 bool dumpD2 = prefs->getBool(Glib::ustring("/options/scislac/") + #key"D2");\
59 dumpD &= ( (update_in_progress == 0) || dumpD2 );\
60 if ( dump )\
61 {\
62 g_message( __VA_ARGS__ );\
63 \
64 }\
65 if ( dumpD )\
66 {\
67 GtkWidget *dialog = gtk_message_dialog_new(NULL,\
68 GTK_DIALOG_DESTROY_WITH_PARENT, \
69 GTK_MESSAGE_INFO, \
70 GTK_BUTTONS_OK, \
71 __VA_ARGS__ \
72 );\
73 g_signal_connect_swapped(dialog, "response",\
74 G_CALLBACK(gtk_widget_destroy), \
75 dialog); \
76 gtk_widget_show_all( dialog );\
77 }\
78 }
79 #endif // DEBUG_LCMS
81 static SPObjectClass *cprof_parent_class;
83 #if ENABLE_LCMS
85 cmsHPROFILE ColorProfile::_sRGBProf = 0;
87 cmsHPROFILE ColorProfile::getSRGBProfile() {
88 if ( !_sRGBProf ) {
89 _sRGBProf = cmsCreate_sRGBProfile();
90 }
91 return _sRGBProf;
92 }
94 #endif // ENABLE_LCMS
96 /**
97 * Register ColorProfile class and return its type.
98 */
99 GType Inkscape::colorprofile_get_type()
100 {
101 return ColorProfile::getType();
102 }
104 GType ColorProfile::getType()
105 {
106 static GType type = 0;
107 if (!type) {
108 GTypeInfo info = {
109 sizeof(ColorProfileClass),
110 NULL, NULL,
111 (GClassInitFunc) ColorProfile::classInit,
112 NULL, NULL,
113 sizeof(ColorProfile),
114 16,
115 (GInstanceInitFunc) ColorProfile::init,
116 NULL, /* value_table */
117 };
118 type = g_type_register_static( SP_TYPE_OBJECT, "ColorProfile", &info, static_cast<GTypeFlags>(0) );
119 }
120 return type;
121 }
123 /**
124 * ColorProfile vtable initialization.
125 */
126 void ColorProfile::classInit( ColorProfileClass *klass )
127 {
128 SPObjectClass *sp_object_class = reinterpret_cast<SPObjectClass *>(klass);
130 cprof_parent_class = static_cast<SPObjectClass*>(g_type_class_ref(SP_TYPE_OBJECT));
132 sp_object_class->release = ColorProfile::release;
133 sp_object_class->build = ColorProfile::build;
134 sp_object_class->set = ColorProfile::set;
135 sp_object_class->write = ColorProfile::write;
136 }
138 /**
139 * Callback for ColorProfile object initialization.
140 */
141 void ColorProfile::init( ColorProfile *cprof )
142 {
143 cprof->href = 0;
144 cprof->local = 0;
145 cprof->name = 0;
146 cprof->intentStr = 0;
147 cprof->rendering_intent = Inkscape::RENDERING_INTENT_UNKNOWN;
148 #if ENABLE_LCMS
149 cprof->profHandle = 0;
150 cprof->_profileClass = icSigInputClass;
151 cprof->_profileSpace = icSigRgbData;
152 cprof->_transf = 0;
153 cprof->_revTransf = 0;
154 #endif // ENABLE_LCMS
155 }
157 /**
158 * Callback: free object
159 */
160 void ColorProfile::release( SPObject *object )
161 {
162 // Unregister ourselves
163 SPDocument* document = SP_OBJECT_DOCUMENT(object);
164 if ( document ) {
165 sp_document_remove_resource (SP_OBJECT_DOCUMENT (object), "iccprofile", SP_OBJECT (object));
166 }
168 ColorProfile *cprof = COLORPROFILE(object);
169 if ( cprof->href ) {
170 g_free( cprof->href );
171 cprof->href = 0;
172 }
174 if ( cprof->local ) {
175 g_free( cprof->local );
176 cprof->local = 0;
177 }
179 if ( cprof->name ) {
180 g_free( cprof->name );
181 cprof->name = 0;
182 }
184 if ( cprof->intentStr ) {
185 g_free( cprof->intentStr );
186 cprof->intentStr = 0;
187 }
189 #if ENABLE_LCMS
190 cprof->_clearProfile();
191 #endif // ENABLE_LCMS
192 }
194 #if ENABLE_LCMS
195 void ColorProfile::_clearProfile()
196 {
197 _profileSpace = icSigRgbData;
199 if ( _transf ) {
200 cmsDeleteTransform( _transf );
201 _transf = 0;
202 }
203 if ( _revTransf ) {
204 cmsDeleteTransform( _revTransf );
205 _revTransf = 0;
206 }
207 if ( profHandle ) {
208 cmsCloseProfile( profHandle );
209 profHandle = 0;
210 }
211 }
212 #endif // ENABLE_LCMS
214 /**
215 * Callback: set attributes from associated repr.
216 */
217 void ColorProfile::build( SPObject *object, SPDocument *document, Inkscape::XML::Node *repr )
218 {
219 ColorProfile *cprof = COLORPROFILE(object);
220 g_assert(cprof->href == 0);
221 g_assert(cprof->local == 0);
222 g_assert(cprof->name == 0);
223 g_assert(cprof->intentStr == 0);
225 if (cprof_parent_class->build) {
226 (* cprof_parent_class->build)(object, document, repr);
227 }
228 sp_object_read_attr( object, "xlink:href" );
229 sp_object_read_attr( object, "local" );
230 sp_object_read_attr( object, "name" );
231 sp_object_read_attr( object, "rendering-intent" );
233 // Register
234 if ( document ) {
235 sp_document_add_resource( document, "iccprofile", object );
236 }
237 }
239 /**
240 * Callback: set attribute.
241 */
242 void ColorProfile::set( SPObject *object, unsigned key, gchar const *value )
243 {
244 ColorProfile *cprof = COLORPROFILE(object);
246 switch (key) {
247 case SP_ATTR_XLINK_HREF:
248 if ( cprof->href ) {
249 g_free( cprof->href );
250 cprof->href = 0;
251 }
252 if ( value ) {
253 cprof->href = g_strdup( value );
254 if ( *cprof->href ) {
255 #if ENABLE_LCMS
256 cmsErrorAction( LCMS_ERROR_SHOW );
258 // TODO open filename and URIs properly
259 //FILE* fp = fopen_utf8name( filename, "r" );
260 //LCMSAPI cmsHPROFILE LCMSEXPORT cmsOpenProfileFromMem(LPVOID MemPtr, DWORD dwSize);
262 // Try to open relative
263 SPDocument *doc = SP_OBJECT_DOCUMENT(object);
264 if (!doc) {
265 doc = SP_ACTIVE_DOCUMENT;
266 g_warning("object has no document. using active");
267 }
268 //# 1. Get complete URI of document
269 gchar const *docbase = SP_DOCUMENT_URI( doc );
270 if (!docbase)
271 {
272 // Normal for files that have not yet been saved.
273 docbase = "";
274 }
275 //g_message("docbase:%s\n", docbase);
276 org::w3c::dom::URI docUri(docbase);
277 //# 2. Get href of icc file. we don't care if it's rel or abs
278 org::w3c::dom::URI hrefUri(cprof->href);
279 //# 3. Resolve the href according the docBase. This follows
280 // the w3c specs. All absolute and relative issues are considered
281 org::w3c::dom::URI cprofUri = docUri.resolve(hrefUri);
282 gchar* fullname = g_strdup((gchar *)cprofUri.getNativePath().c_str());
283 cprof->_clearProfile();
284 cprof->profHandle = cmsOpenProfileFromFile( fullname, "r" );
285 if ( cprof->profHandle ) {
286 cprof->_profileSpace = cmsGetColorSpace( cprof->profHandle );
287 cprof->_profileClass = cmsGetDeviceClass( cprof->profHandle );
288 }
289 #ifdef DEBUG_LCMS
290 DEBUG_MESSAGE( lcmsOne, "cmsOpenProfileFromFile( '%s'...) = %p", fullname, (void*)cprof->profHandle );
291 #endif // DEBUG_LCMS
292 g_free(fullname);
293 #endif // ENABLE_LCMS
294 }
295 }
296 object->requestModified(SP_OBJECT_MODIFIED_FLAG);
297 break;
299 case SP_ATTR_LOCAL:
300 if ( cprof->local ) {
301 g_free( cprof->local );
302 cprof->local = 0;
303 }
304 cprof->local = g_strdup( value );
305 object->requestModified(SP_OBJECT_MODIFIED_FLAG);
306 break;
308 case SP_ATTR_NAME:
309 if ( cprof->name ) {
310 g_free( cprof->name );
311 cprof->name = 0;
312 }
313 cprof->name = g_strdup( value );
314 #ifdef DEBUG_LCMS
315 DEBUG_MESSAGE( lcmsTwo, "<color-profile> name set to '%s'", cprof->name );
316 #endif // DEBUG_LCMS
317 object->requestModified(SP_OBJECT_MODIFIED_FLAG);
318 break;
320 case SP_ATTR_RENDERING_INTENT:
321 if ( cprof->intentStr ) {
322 g_free( cprof->intentStr );
323 cprof->intentStr = 0;
324 }
325 cprof->intentStr = g_strdup( value );
327 if ( value ) {
328 if ( strcmp( value, "auto" ) == 0 ) {
329 cprof->rendering_intent = RENDERING_INTENT_AUTO;
330 } else if ( strcmp( value, "perceptual" ) == 0 ) {
331 cprof->rendering_intent = RENDERING_INTENT_PERCEPTUAL;
332 } else if ( strcmp( value, "relative-colorimetric" ) == 0 ) {
333 cprof->rendering_intent = RENDERING_INTENT_RELATIVE_COLORIMETRIC;
334 } else if ( strcmp( value, "saturation" ) == 0 ) {
335 cprof->rendering_intent = RENDERING_INTENT_SATURATION;
336 } else if ( strcmp( value, "absolute-colorimetric" ) == 0 ) {
337 cprof->rendering_intent = RENDERING_INTENT_ABSOLUTE_COLORIMETRIC;
338 } else {
339 cprof->rendering_intent = RENDERING_INTENT_UNKNOWN;
340 }
341 } else {
342 cprof->rendering_intent = RENDERING_INTENT_UNKNOWN;
343 }
345 object->requestModified(SP_OBJECT_MODIFIED_FLAG);
346 break;
348 default:
349 if (cprof_parent_class->set) {
350 (* cprof_parent_class->set)(object, key, value);
351 }
352 break;
353 }
355 }
357 /**
358 * Callback: write attributes to associated repr.
359 */
360 Inkscape::XML::Node* ColorProfile::write( SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags )
361 {
362 ColorProfile *cprof = COLORPROFILE(object);
364 if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
365 repr = xml_doc->createElement("svg:color-profile");
366 }
368 if ( (flags & SP_OBJECT_WRITE_ALL) || cprof->href ) {
369 repr->setAttribute( "xlink:href", cprof->href );
370 }
372 if ( (flags & SP_OBJECT_WRITE_ALL) || cprof->local ) {
373 repr->setAttribute( "local", cprof->local );
374 }
376 if ( (flags & SP_OBJECT_WRITE_ALL) || cprof->name ) {
377 repr->setAttribute( "name", cprof->name );
378 }
380 if ( (flags & SP_OBJECT_WRITE_ALL) || cprof->intentStr ) {
381 repr->setAttribute( "rendering-intent", cprof->intentStr );
382 }
384 if (cprof_parent_class->write) {
385 (* cprof_parent_class->write)(object, xml_doc, repr, flags);
386 }
388 return repr;
389 }
392 #if ENABLE_LCMS
394 struct MapMap {
395 icColorSpaceSignature space;
396 DWORD inForm;
397 };
399 DWORD ColorProfile::_getInputFormat( icColorSpaceSignature space )
400 {
401 MapMap possible[] = {
402 {icSigXYZData, TYPE_XYZ_16},
403 {icSigLabData, TYPE_Lab_16},
404 //icSigLuvData
405 {icSigYCbCrData, TYPE_YCbCr_16},
406 {icSigYxyData, TYPE_Yxy_16},
407 {icSigRgbData, TYPE_RGB_16},
408 {icSigGrayData, TYPE_GRAY_16},
409 {icSigHsvData, TYPE_HSV_16},
410 {icSigHlsData, TYPE_HLS_16},
411 {icSigCmykData, TYPE_CMYK_16},
412 {icSigCmyData, TYPE_CMY_16},
413 };
415 int index = 0;
416 for ( guint i = 0; i < G_N_ELEMENTS(possible); i++ ) {
417 if ( possible[i].space == space ) {
418 index = i;
419 break;
420 }
421 }
423 return possible[index].inForm;
424 }
426 static int getLcmsIntent( guint svgIntent )
427 {
428 int intent = INTENT_PERCEPTUAL;
429 switch ( svgIntent ) {
430 case Inkscape::RENDERING_INTENT_RELATIVE_COLORIMETRIC:
431 intent = INTENT_RELATIVE_COLORIMETRIC;
432 break;
433 case Inkscape::RENDERING_INTENT_SATURATION:
434 intent = INTENT_SATURATION;
435 break;
436 case Inkscape::RENDERING_INTENT_ABSOLUTE_COLORIMETRIC:
437 intent = INTENT_ABSOLUTE_COLORIMETRIC;
438 break;
439 case Inkscape::RENDERING_INTENT_PERCEPTUAL:
440 case Inkscape::RENDERING_INTENT_UNKNOWN:
441 case Inkscape::RENDERING_INTENT_AUTO:
442 default:
443 intent = INTENT_PERCEPTUAL;
444 }
445 return intent;
446 }
448 static SPObject* bruteFind( SPDocument* document, gchar const* name )
449 {
450 SPObject* result = 0;
451 const GSList * current = sp_document_get_resource_list(document, "iccprofile");
452 while ( current && !result ) {
453 if ( IS_COLORPROFILE(current->data) ) {
454 ColorProfile* prof = COLORPROFILE(current->data);
455 if ( prof ) {
456 if ( prof->name && (strcmp(prof->name, name) == 0) ) {
457 result = SP_OBJECT(current->data);
458 break;
459 }
460 }
461 }
462 current = g_slist_next(current);
463 }
465 return result;
466 }
468 cmsHPROFILE Inkscape::colorprofile_get_handle( SPDocument* document, guint* intent, gchar const* name )
469 {
470 cmsHPROFILE prof = 0;
472 SPObject* thing = bruteFind( document, name );
473 if ( thing ) {
474 prof = COLORPROFILE(thing)->profHandle;
475 }
477 if ( intent ) {
478 *intent = thing ? COLORPROFILE(thing)->rendering_intent : (guint)RENDERING_INTENT_UNKNOWN;
479 }
481 #ifdef DEBUG_LCMS
482 DEBUG_MESSAGE( lcmsThree, "<color-profile> queried for profile of '%s'. Returning %p with intent of %d", name, prof, (intent? *intent:0) );
483 #endif // DEBUG_LCMS
485 return prof;
486 }
488 cmsHTRANSFORM ColorProfile::getTransfToSRGB8()
489 {
490 if ( !_transf && profHandle ) {
491 int intent = getLcmsIntent(rendering_intent);
492 _transf = cmsCreateTransform( profHandle, _getInputFormat(_profileSpace), getSRGBProfile(), TYPE_RGBA_8, intent, 0 );
493 }
494 return _transf;
495 }
497 cmsHTRANSFORM ColorProfile::getTransfFromSRGB8()
498 {
499 if ( !_revTransf && profHandle ) {
500 int intent = getLcmsIntent(rendering_intent);
501 _revTransf = cmsCreateTransform( getSRGBProfile(), TYPE_RGBA_8, profHandle, _getInputFormat(_profileSpace), intent, 0 );
502 }
503 return _revTransf;
504 }
507 #include <io/sys.h>
509 class ProfileInfo
510 {
511 public:
512 ProfileInfo( cmsHPROFILE, Glib::ustring const & path );
514 Glib::ustring const& getName() {return _name;}
515 Glib::ustring const& getPath() {return _path;}
516 icColorSpaceSignature getSpace() {return _profileSpace;}
517 icProfileClassSignature getClass() {return _profileClass;}
519 private:
520 Glib::ustring _path;
521 Glib::ustring _name;
522 icColorSpaceSignature _profileSpace;
523 icProfileClassSignature _profileClass;
524 };
527 ProfileInfo::ProfileInfo( cmsHPROFILE prof, Glib::ustring const & path )
528 {
529 _path = path;
530 _name = cmsTakeProductDesc(prof);
531 _profileSpace = cmsGetColorSpace( prof );
532 _profileClass = cmsGetDeviceClass( prof );
533 }
537 static std::vector<ProfileInfo> knownProfiles;
539 std::vector<Glib::ustring> Inkscape::colorprofile_get_display_names()
540 {
541 std::vector<Glib::ustring> result;
543 for ( std::vector<ProfileInfo>::iterator it = knownProfiles.begin(); it != knownProfiles.end(); ++it ) {
544 if ( it->getClass() == icSigDisplayClass && it->getSpace() == icSigRgbData ) {
545 result.push_back( it->getName() );
546 }
547 }
549 return result;
550 }
552 std::vector<Glib::ustring> Inkscape::colorprofile_get_softproof_names()
553 {
554 std::vector<Glib::ustring> result;
556 for ( std::vector<ProfileInfo>::iterator it = knownProfiles.begin(); it != knownProfiles.end(); ++it ) {
557 if ( it->getClass() == icSigOutputClass ) {
558 result.push_back( it->getName() );
559 }
560 }
562 return result;
563 }
565 Glib::ustring Inkscape::get_path_for_profile(Glib::ustring const& name)
566 {
567 Glib::ustring result;
569 for ( std::vector<ProfileInfo>::iterator it = knownProfiles.begin(); it != knownProfiles.end(); ++it ) {
570 if ( name == it->getName() ) {
571 result = it->getPath();
572 break;
573 }
574 }
576 return result;
577 }
578 #endif // ENABLE_LCMS
580 std::list<Glib::ustring> ColorProfile::getProfileDirs() {
581 std::list<Glib::ustring> sources;
583 gchar* base = profile_path("XXX");
584 {
585 gchar* base2 = g_path_get_dirname(base);
586 g_free(base);
587 base = base2;
588 base2 = g_path_get_dirname(base);
589 g_free(base);
590 base = base2;
591 }
593 // first try user's local dir
594 sources.push_back( g_build_filename(g_get_user_data_dir(), "color", "icc", NULL) );
597 const gchar* const * dataDirs = g_get_system_data_dirs();
598 for ( int i = 0; dataDirs[i]; i++ ) {
599 gchar* path = g_build_filename(dataDirs[i], "color", "icc", NULL);
600 sources.push_back(path);
601 g_free(path);
602 }
604 // On OS X:
605 if ( g_file_test("/Library/ColorSync/Profiles", G_FILE_TEST_EXISTS) && g_file_test("/Library/ColorSync/Profiles", G_FILE_TEST_IS_DIR) ) {
606 sources.push_back("/Library/ColorSync/Profiles");
608 gchar* path = g_build_filename(g_get_home_dir(), "Library", "ColorSync", "Profiles", NULL);
609 if ( g_file_test(path, G_FILE_TEST_EXISTS) && g_file_test(path, G_FILE_TEST_IS_DIR) ) {
610 sources.push_back(path);
611 }
612 g_free(path);
613 }
616 #ifdef WIN32
617 wchar_t pathBuf[MAX_PATH + 1];
618 pathBuf[0] = 0;
619 DWORD pathSize = sizeof(pathBuf);
620 g_assert(sizeof(wchar_t) == sizeof(gunichar2));
621 if ( GetColorDirectoryW( NULL, pathBuf, &pathSize ) ) {
622 gchar * utf8Path = g_utf16_to_utf8( (gunichar2*)(&pathBuf[0]), -1, NULL, NULL, NULL );
623 if ( !g_utf8_validate(utf8Path, -1, NULL) ) {
624 g_warning( "GetColorDirectoryW() resulted in invalid UTF-8" );
625 } else {
626 sources.push_back(utf8Path);
627 }
628 g_free( utf8Path );
629 }
630 #endif // WIN32
632 return sources;
633 }
635 #if ENABLE_LCMS
636 static void findThings() {
637 std::list<Glib::ustring> sources = ColorProfile::getProfileDirs();
639 for ( std::list<Glib::ustring>::const_iterator it = sources.begin(); it != sources.end(); ++it ) {
640 if ( g_file_test( it->c_str(), G_FILE_TEST_EXISTS ) && g_file_test( it->c_str(), G_FILE_TEST_IS_DIR ) ) {
641 GError *err = 0;
642 GDir *dir = g_dir_open(it->c_str(), 0, &err);
644 if (dir) {
645 for (gchar const *file = g_dir_read_name(dir); file != NULL; file = g_dir_read_name(dir)) {
646 gchar *filepath = g_build_filename(it->c_str(), file, NULL);
649 if ( g_file_test( filepath, G_FILE_TEST_IS_DIR ) ) {
650 sources.push_back(g_strdup(filepath));
651 } else {
652 bool isIccFile = false;
653 struct stat st;
654 if ( g_stat(filepath, &st) == 0 && (st.st_size > 128) ) {
655 //0-3 == size
656 //36-39 == 'acsp' 0x61637370
657 int fd = g_open( filepath, O_RDONLY, S_IRWXU);
658 if ( fd != -1 ) {
659 guchar scratch[40] = {0};
660 size_t len = sizeof(scratch);
662 //size_t left = 40;
663 ssize_t got = read(fd, scratch, len);
664 if ( got != -1 ) {
665 size_t calcSize = (scratch[0] << 24) | (scratch[1] << 16) | (scratch[2] << 8) | scratch[3];
666 if ( calcSize > 128 && calcSize <= static_cast<size_t>(st.st_size) ) {
667 isIccFile = (scratch[36] == 'a') && (scratch[37] == 'c') && (scratch[38] == 's') && (scratch[39] == 'p');
668 }
669 }
671 close(fd);
672 }
673 }
675 if ( isIccFile ) {
676 cmsHPROFILE prof = cmsOpenProfileFromFile( filepath, "r" );
677 if ( prof ) {
678 ProfileInfo info( prof, Glib::filename_to_utf8( filepath ) );
679 cmsCloseProfile( prof );
681 bool sameName = false;
682 for ( std::vector<ProfileInfo>::iterator it = knownProfiles.begin(); it != knownProfiles.end(); ++it ) {
683 if ( it->getName() == info.getName() ) {
684 sameName = true;
685 break;
686 }
687 }
689 if ( !sameName ) {
690 knownProfiles.push_back(info);
691 }
692 }
693 }
694 }
696 g_free(filepath);
697 }
698 }
699 }
700 }
701 }
703 int errorHandlerCB(int ErrorCode, const char *ErrorText)
704 {
705 g_message("lcms: Error %d; %s", ErrorCode, ErrorText);
707 return 1;
708 }
710 static bool gamutWarn = false;
711 static Gdk::Color lastGamutColor("#808080");
712 static bool lastBPC = false;
713 #if defined(cmsFLAGS_PRESERVEBLACK)
714 static bool lastPreserveBlack = false;
715 #endif // defined(cmsFLAGS_PRESERVEBLACK)
716 static int lastIntent = INTENT_PERCEPTUAL;
717 static int lastProofIntent = INTENT_PERCEPTUAL;
718 static cmsHTRANSFORM transf = 0;
720 cmsHPROFILE Inkscape::colorprofile_get_system_profile_handle()
721 {
722 static cmsHPROFILE theOne = 0;
723 static Glib::ustring lastURI;
725 static bool init = false;
726 if ( !init ) {
727 cmsSetErrorHandler(errorHandlerCB);
729 findThings();
730 init = true;
731 }
733 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
734 Glib::ustring uri = prefs->getString("/options/displayprofile/uri");
736 if ( !uri.empty() ) {
737 if ( uri != lastURI ) {
738 lastURI.clear();
739 if ( theOne ) {
740 cmsCloseProfile( theOne );
741 }
742 if ( transf ) {
743 cmsDeleteTransform( transf );
744 transf = 0;
745 }
746 theOne = cmsOpenProfileFromFile( uri.data(), "r" );
747 if ( theOne ) {
748 // a display profile must have the proper stuff
749 icColorSpaceSignature space = cmsGetColorSpace(theOne);
750 icProfileClassSignature profClass = cmsGetDeviceClass(theOne);
752 if ( profClass != icSigDisplayClass ) {
753 g_warning("Not a display profile");
754 cmsCloseProfile( theOne );
755 theOne = 0;
756 } else if ( space != icSigRgbData ) {
757 g_warning("Not an RGB profile");
758 cmsCloseProfile( theOne );
759 theOne = 0;
760 } else {
761 lastURI = uri;
762 }
763 }
764 }
765 } else if ( theOne ) {
766 cmsCloseProfile( theOne );
767 theOne = 0;
768 lastURI.clear();
769 if ( transf ) {
770 cmsDeleteTransform( transf );
771 transf = 0;
772 }
773 }
775 return theOne;
776 }
779 cmsHPROFILE Inkscape::colorprofile_get_proof_profile_handle()
780 {
781 static cmsHPROFILE theOne = 0;
782 static Glib::ustring lastURI;
784 static bool init = false;
785 if ( !init ) {
786 cmsSetErrorHandler(errorHandlerCB);
788 findThings();
789 init = true;
790 }
792 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
793 bool which = prefs->getBool( "/options/softproof/enable");
794 Glib::ustring uri = prefs->getString("/options/softproof/uri");
796 if ( which && !uri.empty() ) {
797 if ( lastURI != uri ) {
798 lastURI.clear();
799 if ( theOne ) {
800 cmsCloseProfile( theOne );
801 }
802 if ( transf ) {
803 cmsDeleteTransform( transf );
804 transf = 0;
805 }
806 theOne = cmsOpenProfileFromFile( uri.data(), "r" );
807 if ( theOne ) {
808 // a display profile must have the proper stuff
809 icColorSpaceSignature space = cmsGetColorSpace(theOne);
810 icProfileClassSignature profClass = cmsGetDeviceClass(theOne);
812 (void)space;
813 (void)profClass;
814 /*
815 if ( profClass != icSigDisplayClass ) {
816 g_warning("Not a display profile");
817 cmsCloseProfile( theOne );
818 theOne = 0;
819 } else if ( space != icSigRgbData ) {
820 g_warning("Not an RGB profile");
821 cmsCloseProfile( theOne );
822 theOne = 0;
823 } else {
824 */
825 lastURI = uri;
826 /*
827 }
828 */
829 }
830 }
831 } else if ( theOne ) {
832 cmsCloseProfile( theOne );
833 theOne = 0;
834 lastURI.clear();
835 if ( transf ) {
836 cmsDeleteTransform( transf );
837 transf = 0;
838 }
839 }
841 return theOne;
842 }
844 static void free_transforms();
846 cmsHTRANSFORM Inkscape::colorprofile_get_display_transform()
847 {
848 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
849 bool fromDisplay = prefs->getBool( "/options/displayprofile/from_display");
850 if ( fromDisplay ) {
851 if ( transf ) {
852 cmsDeleteTransform(transf);
853 transf = 0;
854 }
855 return 0;
856 }
858 bool warn = prefs->getBool( "/options/softproof/gamutwarn");
859 int intent = prefs->getIntLimited( "/options/displayprofile/intent", 0, 0, 3 );
860 int proofIntent = prefs->getIntLimited( "/options/softproof/intent", 0, 0, 3 );
861 bool bpc = prefs->getBool( "/options/softproof/bpc");
862 #if defined(cmsFLAGS_PRESERVEBLACK)
863 bool preserveBlack = prefs->getBool( "/options/softproof/preserveblack");
864 #endif //defined(cmsFLAGS_PRESERVEBLACK)
865 Glib::ustring colorStr = prefs->getString("/options/softproof/gamutcolor");
866 Gdk::Color gamutColor( colorStr.empty() ? "#808080" : colorStr );
868 if ( (warn != gamutWarn)
869 || (lastIntent != intent)
870 || (lastProofIntent != proofIntent)
871 || (bpc != lastBPC)
872 #if defined(cmsFLAGS_PRESERVEBLACK)
873 || (preserveBlack != lastPreserveBlack)
874 #endif // defined(cmsFLAGS_PRESERVEBLACK)
875 || (gamutColor != lastGamutColor)
876 ) {
877 gamutWarn = warn;
878 free_transforms();
879 lastIntent = intent;
880 lastProofIntent = proofIntent;
881 lastBPC = bpc;
882 #if defined(cmsFLAGS_PRESERVEBLACK)
883 lastPreserveBlack = preserveBlack;
884 #endif // defined(cmsFLAGS_PRESERVEBLACK)
885 lastGamutColor = gamutColor;
886 }
888 // Fetch these now, as they might clear the transform as a side effect.
889 cmsHPROFILE hprof = Inkscape::colorprofile_get_system_profile_handle();
890 cmsHPROFILE proofProf = hprof ? Inkscape::colorprofile_get_proof_profile_handle() : 0;
892 if ( !transf ) {
893 if ( hprof && proofProf ) {
894 DWORD dwFlags = cmsFLAGS_SOFTPROOFING;
895 if ( gamutWarn ) {
896 dwFlags |= cmsFLAGS_GAMUTCHECK;
897 cmsSetAlarmCodes(gamutColor.get_red() >> 8, gamutColor.get_green() >> 8, gamutColor.get_blue() >> 8);
898 }
899 if ( bpc ) {
900 dwFlags |= cmsFLAGS_BLACKPOINTCOMPENSATION;
901 }
902 #if defined(cmsFLAGS_PRESERVEBLACK)
903 if ( preserveBlack ) {
904 dwFlags |= cmsFLAGS_PRESERVEBLACK;
905 }
906 #endif // defined(cmsFLAGS_PRESERVEBLACK)
907 transf = cmsCreateProofingTransform( ColorProfile::getSRGBProfile(), TYPE_RGBA_8, hprof, TYPE_RGBA_8, proofProf, intent, proofIntent, dwFlags );
908 } else if ( hprof ) {
909 transf = cmsCreateTransform( ColorProfile::getSRGBProfile(), TYPE_RGBA_8, hprof, TYPE_RGBA_8, intent, 0 );
910 }
911 }
913 return transf;
914 }
917 class MemProfile {
918 public:
919 MemProfile();
920 ~MemProfile();
922 std::string id;
923 cmsHPROFILE hprof;
924 cmsHTRANSFORM transf;
925 };
927 MemProfile::MemProfile() :
928 id(),
929 hprof(0),
930 transf(0)
931 {
932 }
934 MemProfile::~MemProfile()
935 {
936 }
938 static std::vector< std::vector<MemProfile> > perMonitorProfiles;
940 void free_transforms()
941 {
942 if ( transf ) {
943 cmsDeleteTransform(transf);
944 transf = 0;
945 }
947 for ( std::vector< std::vector<MemProfile> >::iterator it = perMonitorProfiles.begin(); it != perMonitorProfiles.end(); ++it ) {
948 for ( std::vector<MemProfile>::iterator it2 = it->begin(); it2 != it->end(); ++it2 ) {
949 if ( it2->transf ) {
950 cmsDeleteTransform(it2->transf);
951 it2->transf = 0;
952 }
953 }
954 }
955 }
957 Glib::ustring Inkscape::colorprofile_get_display_id( int screen, int monitor )
958 {
959 Glib::ustring id;
961 if ( screen >= 0 && screen < static_cast<int>(perMonitorProfiles.size()) ) {
962 std::vector<MemProfile>& row = perMonitorProfiles[screen];
963 if ( monitor >= 0 && monitor < static_cast<int>(row.size()) ) {
964 MemProfile& item = row[monitor];
965 id = item.id;
966 }
967 }
969 return id;
970 }
972 Glib::ustring Inkscape::colorprofile_set_display_per( gpointer buf, guint bufLen, int screen, int monitor )
973 {
974 Glib::ustring id;
976 while ( static_cast<int>(perMonitorProfiles.size()) <= screen ) {
977 std::vector<MemProfile> tmp;
978 perMonitorProfiles.push_back(tmp);
979 }
980 std::vector<MemProfile>& row = perMonitorProfiles[screen];
981 while ( static_cast<int>(row.size()) <= monitor ) {
982 MemProfile tmp;
983 row.push_back(tmp);
984 }
985 MemProfile& item = row[monitor];
987 if ( item.hprof ) {
988 cmsCloseProfile( item.hprof );
989 item.hprof = 0;
990 }
991 id.clear();
993 if ( buf && bufLen ) {
994 id = Digest::hashHex(Digest::HASH_MD5,
995 reinterpret_cast<unsigned char*>(buf), bufLen);
997 // Note: if this is not a valid profile, item.hprof will be set to null.
998 item.hprof = cmsOpenProfileFromMem(buf, bufLen);
999 }
1000 item.id = id;
1002 return id;
1003 }
1005 cmsHTRANSFORM Inkscape::colorprofile_get_display_per( Glib::ustring const& id )
1006 {
1007 cmsHTRANSFORM result = 0;
1008 if ( id.empty() ) {
1009 return 0;
1010 }
1012 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1013 bool found = false;
1014 for ( std::vector< std::vector<MemProfile> >::iterator it = perMonitorProfiles.begin(); it != perMonitorProfiles.end() && !found; ++it ) {
1015 for ( std::vector<MemProfile>::iterator it2 = it->begin(); it2 != it->end() && !found; ++it2 ) {
1016 if ( id == it2->id ) {
1017 MemProfile& item = *it2;
1019 bool warn = prefs->getBool( "/options/softproof/gamutwarn");
1020 int intent = prefs->getIntLimited( "/options/displayprofile/intent", 0, 0, 3 );
1021 int proofIntent = prefs->getIntLimited( "/options/softproof/intent", 0, 0, 3 );
1022 bool bpc = prefs->getBool( "/options/softproof/bpc");
1023 #if defined(cmsFLAGS_PRESERVEBLACK)
1024 bool preserveBlack = prefs->getBool( "/options/softproof/preserveblack");
1025 #endif //defined(cmsFLAGS_PRESERVEBLACK)
1026 Glib::ustring colorStr = prefs->getString("/options/softproof/gamutcolor");
1027 Gdk::Color gamutColor( colorStr.empty() ? "#808080" : colorStr );
1029 if ( (warn != gamutWarn)
1030 || (lastIntent != intent)
1031 || (lastProofIntent != proofIntent)
1032 || (bpc != lastBPC)
1033 #if defined(cmsFLAGS_PRESERVEBLACK)
1034 || (preserveBlack != lastPreserveBlack)
1035 #endif // defined(cmsFLAGS_PRESERVEBLACK)
1036 || (gamutColor != lastGamutColor)
1037 ) {
1038 gamutWarn = warn;
1039 free_transforms();
1040 lastIntent = intent;
1041 lastProofIntent = proofIntent;
1042 lastBPC = bpc;
1043 #if defined(cmsFLAGS_PRESERVEBLACK)
1044 lastPreserveBlack = preserveBlack;
1045 #endif // defined(cmsFLAGS_PRESERVEBLACK)
1046 lastGamutColor = gamutColor;
1047 }
1049 // Fetch these now, as they might clear the transform as a side effect.
1050 cmsHPROFILE proofProf = item.hprof ? Inkscape::colorprofile_get_proof_profile_handle() : 0;
1052 if ( !item.transf ) {
1053 if ( item.hprof && proofProf ) {
1054 DWORD dwFlags = cmsFLAGS_SOFTPROOFING;
1055 if ( gamutWarn ) {
1056 dwFlags |= cmsFLAGS_GAMUTCHECK;
1057 cmsSetAlarmCodes(gamutColor.get_red() >> 8, gamutColor.get_green() >> 8, gamutColor.get_blue() >> 8);
1058 }
1059 if ( bpc ) {
1060 dwFlags |= cmsFLAGS_BLACKPOINTCOMPENSATION;
1061 }
1062 #if defined(cmsFLAGS_PRESERVEBLACK)
1063 if ( preserveBlack ) {
1064 dwFlags |= cmsFLAGS_PRESERVEBLACK;
1065 }
1066 #endif // defined(cmsFLAGS_PRESERVEBLACK)
1067 item.transf = cmsCreateProofingTransform( ColorProfile::getSRGBProfile(), TYPE_RGBA_8, item.hprof, TYPE_RGBA_8, proofProf, intent, proofIntent, dwFlags );
1068 } else if ( item.hprof ) {
1069 item.transf = cmsCreateTransform( ColorProfile::getSRGBProfile(), TYPE_RGBA_8, item.hprof, TYPE_RGBA_8, intent, 0 );
1070 }
1071 }
1073 result = item.transf;
1074 found = true;
1075 }
1076 }
1077 }
1079 return result;
1080 }
1084 #endif // ENABLE_LCMS
1086 /*
1087 Local Variables:
1088 mode:c++
1089 c-file-style:"stroustrup"
1090 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1091 indent-tabs-mode:nil
1092 fill-column:99
1093 End:
1094 */
1095 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :