49 #include "magick/studio.h"
50 #include "magick/accelerate-private.h"
51 #include "magick/annotate.h"
52 #include "magick/artifact.h"
53 #include "magick/attribute.h"
54 #include "magick/cache.h"
55 #include "magick/cache-view.h"
56 #include "magick/channel.h"
57 #include "magick/color.h"
58 #include "magick/color-private.h"
59 #include "magick/colorspace.h"
60 #include "magick/colorspace-private.h"
61 #include "magick/composite.h"
62 #include "magick/decorate.h"
63 #include "magick/distort.h"
64 #include "magick/draw.h"
65 #include "magick/effect.h"
66 #include "magick/enhance.h"
67 #include "magick/exception.h"
68 #include "magick/exception-private.h"
69 #include "magick/gem.h"
70 #include "magick/geometry.h"
71 #include "magick/layer.h"
72 #include "magick/list.h"
73 #include "magick/log.h"
74 #include "magick/image.h"
75 #include "magick/image-private.h"
76 #include "magick/magick.h"
77 #include "magick/memory_.h"
78 #include "magick/memory-private.h"
79 #include "magick/monitor.h"
80 #include "magick/monitor-private.h"
81 #include "magick/opencl-private.h"
82 #include "magick/option.h"
83 #include "magick/pixel-accessor.h"
84 #include "magick/pixel-private.h"
85 #include "magick/property.h"
86 #include "magick/quantum.h"
87 #include "magick/quantum-private.h"
88 #include "magick/random_.h"
89 #include "magick/random-private.h"
90 #include "magick/resample.h"
91 #include "magick/resample-private.h"
92 #include "magick/resize.h"
93 #include "magick/resource_.h"
94 #include "magick/splay-tree.h"
95 #include "magick/statistic.h"
96 #include "magick/string_.h"
97 #include "magick/string-private.h"
98 #include "magick/thread-private.h"
99 #include "magick/threshold.h"
100 #include "magick/transform.h"
101 #include "magick/utility.h"
102 #include "magick/visual-effects.h"
136 MagickExport
Image *AddNoiseImage(
const Image *image,
const NoiseType noise_type,
142 noise_image=AddNoiseImageChannel(image,DefaultChannels,noise_type,exception);
146 MagickExport
Image *AddNoiseImageChannel(
const Image *image,
147 const ChannelType channel,
const NoiseType noise_type,
ExceptionInfo *exception)
149 #define AddNoiseImageTag "AddNoise/Image"
171 **magick_restrict random_info;
176 #if defined(MAGICKCORE_OPENMP_SUPPORT)
184 assert(image != (
const Image *) NULL);
185 assert(image->signature == MagickCoreSignature);
187 assert(exception->signature == MagickCoreSignature);
188 if (IsEventLogging() != MagickFalse)
189 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
190 #if defined(MAGICKCORE_OPENCL_SUPPORT)
191 noise_image=AccelerateAddNoiseImage(image,channel,noise_type,exception);
192 if (noise_image != (
Image *) NULL)
195 noise_image=CloneImage(image,0,0,MagickTrue,exception);
196 if (noise_image == (
Image *) NULL)
197 return((
Image *) NULL);
198 if (SetImageStorageClass(noise_image,DirectClass) == MagickFalse)
200 InheritException(exception,&noise_image->exception);
201 noise_image=DestroyImage(noise_image);
202 return((
Image *) NULL);
208 option=GetImageArtifact(image,
"attenuate");
209 if (option != (
char *) NULL)
210 attenuate=StringToDouble(option,(
char **) NULL);
213 random_info=AcquireRandomInfoTLS();
214 image_view=AcquireVirtualCacheView(image,exception);
215 noise_view=AcquireAuthenticCacheView(noise_image,exception);
216 #if defined(MAGICKCORE_OPENMP_SUPPORT)
217 key=GetRandomSecretKey(random_info[0]);
218 #pragma omp parallel for schedule(static) shared(progress,status) \
219 magick_number_threads(image,noise_image,image->rows,key == ~0UL)
221 for (y=0; y < (ssize_t) image->rows; y++)
224 id = GetOpenMPThreadId();
230 *magick_restrict indexes;
236 *magick_restrict noise_indexes;
244 if (status == MagickFalse)
246 p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
247 q=GetCacheViewAuthenticPixels(noise_view,0,y,noise_image->columns,1,
254 indexes=GetCacheViewVirtualIndexQueue(image_view);
255 noise_indexes=GetCacheViewAuthenticIndexQueue(noise_view);
256 for (x=0; x < (ssize_t) image->columns; x++)
258 if ((channel & RedChannel) != 0)
259 SetPixelRed(q,ClampToQuantum(GenerateDifferentialNoise(random_info[
id],
260 GetPixelRed(p),noise_type,attenuate)));
261 if (IsGrayColorspace(image->colorspace) != MagickFalse)
263 SetPixelGreen(q,GetPixelRed(q));
264 SetPixelBlue(q,GetPixelRed(q));
268 if ((channel & GreenChannel) != 0)
269 SetPixelGreen(q,ClampToQuantum(GenerateDifferentialNoise(
270 random_info[
id],GetPixelGreen(p),noise_type,attenuate)));
271 if ((channel & BlueChannel) != 0)
272 SetPixelBlue(q,ClampToQuantum(GenerateDifferentialNoise(
273 random_info[
id],GetPixelBlue(p),noise_type,attenuate)));
275 if ((channel & OpacityChannel) != 0)
276 SetPixelOpacity(q,ClampToQuantum(GenerateDifferentialNoise(
277 random_info[
id],GetPixelOpacity(p),noise_type,attenuate)));
278 if (((channel & IndexChannel) != 0) &&
279 (image->colorspace == CMYKColorspace))
280 SetPixelIndex(noise_indexes+x,ClampToQuantum(
281 GenerateDifferentialNoise(random_info[
id],GetPixelIndex(
282 indexes+x),noise_type,attenuate)));
286 sync=SyncCacheViewAuthenticPixels(noise_view,exception);
287 if (sync == MagickFalse)
289 if (image->progress_monitor != (MagickProgressMonitor) NULL)
294 #if defined(MAGICKCORE_OPENMP_SUPPORT)
298 proceed=SetImageProgress(image,AddNoiseImageTag,progress,image->rows);
299 if (proceed == MagickFalse)
303 noise_view=DestroyCacheView(noise_view);
304 image_view=DestroyCacheView(image_view);
305 random_info=DestroyRandomInfoTLS(random_info);
306 if (status == MagickFalse)
307 noise_image=DestroyImage(noise_image);
339 MagickExport
Image *BlueShiftImage(
const Image *image,
const double factor,
342 #define BlueShiftImageTag "BlueShift/Image"
363 assert(image != (
const Image *) NULL);
364 assert(image->signature == MagickCoreSignature);
366 assert(exception->signature == MagickCoreSignature);
367 if (IsEventLogging() != MagickFalse)
368 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
369 shift_image=CloneImage(image,0,0,MagickTrue,exception);
370 if (shift_image == (
Image *) NULL)
371 return((
Image *) NULL);
372 if (SetImageStorageClass(shift_image,DirectClass) == MagickFalse)
374 InheritException(exception,&shift_image->exception);
375 shift_image=DestroyImage(shift_image);
376 return((
Image *) NULL);
383 image_view=AcquireVirtualCacheView(image,exception);
384 shift_view=AcquireAuthenticCacheView(shift_image,exception);
385 #if defined(MAGICKCORE_OPENMP_SUPPORT)
386 #pragma omp parallel for schedule(static) shared(progress,status) \
387 magick_number_threads(image,shift_image,image->rows,1)
389 for (y=0; y < (ssize_t) image->rows; y++)
409 if (status == MagickFalse)
411 p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
412 q=QueueCacheViewAuthenticPixels(shift_view,0,y,shift_image->columns,1,
419 for (x=0; x < (ssize_t) image->columns; x++)
421 quantum=GetPixelRed(p);
422 if (GetPixelGreen(p) < quantum)
423 quantum=GetPixelGreen(p);
424 if (GetPixelBlue(p) < quantum)
425 quantum=GetPixelBlue(p);
426 pixel.red=0.5*((MagickRealType) GetPixelRed(p)+factor*
427 (MagickRealType) quantum);
428 pixel.green=0.5*((MagickRealType) GetPixelGreen(p)+factor*
429 (MagickRealType) quantum);
430 pixel.blue=0.5*((MagickRealType) GetPixelBlue(p)+factor*
431 (MagickRealType) quantum);
432 quantum=GetPixelRed(p);
433 if (GetPixelGreen(p) > quantum)
434 quantum=GetPixelGreen(p);
435 if (GetPixelBlue(p) > quantum)
436 quantum=GetPixelBlue(p);
437 pixel.red=0.5*((MagickRealType) pixel.red+factor*
438 (MagickRealType) quantum);
439 pixel.green=0.5*((MagickRealType) pixel.green+factor*
440 (MagickRealType) quantum);
441 pixel.blue=0.5*((MagickRealType) pixel.blue+factor*
442 (MagickRealType) quantum);
443 SetPixelRed(q,ClampToQuantum(pixel.red));
444 SetPixelGreen(q,ClampToQuantum(pixel.green));
445 SetPixelBlue(q,ClampToQuantum(pixel.blue));
449 sync=SyncCacheViewAuthenticPixels(shift_view,exception);
450 if (sync == MagickFalse)
452 if (image->progress_monitor != (MagickProgressMonitor) NULL)
457 #if defined(MAGICKCORE_OPENMP_SUPPORT)
461 proceed=SetImageProgress(image,BlueShiftImageTag,progress,image->rows);
462 if (proceed == MagickFalse)
466 image_view=DestroyCacheView(image_view);
467 shift_view=DestroyCacheView(shift_view);
468 if (status == MagickFalse)
469 shift_image=DestroyImage(shift_image);
504 MagickExport
Image *CharcoalImage(
const Image *image,
const double radius,
514 assert(image != (
Image *) NULL);
515 assert(image->signature == MagickCoreSignature);
517 assert(exception->signature == MagickCoreSignature);
518 if (IsEventLogging() != MagickFalse)
519 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
520 edge_image=EdgeImage(image,radius,exception);
521 if (edge_image == (
Image *) NULL)
522 return((
Image *) NULL);
523 charcoal_image=(
Image *) NULL;
524 status=ClampImage(edge_image);
525 if (status != MagickFalse)
526 charcoal_image=BlurImage(edge_image,radius,sigma,exception);
527 edge_image=DestroyImage(edge_image);
528 if (charcoal_image == (
Image *) NULL)
529 return((
Image *) NULL);
530 status=NormalizeImage(charcoal_image);
531 if (status != MagickFalse)
532 status=NegateImage(charcoal_image,MagickFalse);
533 if (status != MagickFalse)
534 status=GrayscaleImage(charcoal_image,image->intensity);
535 if (status == MagickFalse)
536 charcoal_image=DestroyImage(charcoal_image);
537 return(charcoal_image);
573 MagickExport
Image *ColorizeImage(
const Image *image,
const char *opacity,
576 #define ColorizeImageTag "Colorize/Image"
606 assert(image != (
const Image *) NULL);
607 assert(image->signature == MagickCoreSignature);
609 assert(exception->signature == MagickCoreSignature);
610 if (IsEventLogging() != MagickFalse)
611 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
612 colorize_image=CloneImage(image,0,0,MagickTrue,exception);
613 if (colorize_image == (
Image *) NULL)
614 return((
Image *) NULL);
615 if (SetImageStorageClass(colorize_image,DirectClass) == MagickFalse)
617 InheritException(exception,&colorize_image->exception);
618 colorize_image=DestroyImage(colorize_image);
619 return((
Image *) NULL);
621 if ((IsGrayColorspace(image->colorspace) != MagickFalse) ||
622 (IsPixelGray(&colorize) != MagickFalse))
623 (void) SetImageColorspace(colorize_image,sRGBColorspace);
624 if ((colorize_image->matte == MagickFalse) &&
625 (colorize.opacity != OpaqueOpacity))
626 (void) SetImageAlphaChannel(colorize_image,OpaqueAlphaChannel);
627 if (opacity == (
const char *) NULL)
628 return(colorize_image);
632 flags=ParseGeometry(opacity,&geometry_info);
633 pixel.red=geometry_info.rho;
634 pixel.green=geometry_info.rho;
635 pixel.blue=geometry_info.rho;
636 pixel.opacity=(MagickRealType) OpaqueOpacity;
637 if ((flags & SigmaValue) != 0)
638 pixel.green=geometry_info.sigma;
639 if ((flags & XiValue) != 0)
640 pixel.blue=geometry_info.xi;
641 if ((flags & PsiValue) != 0)
642 pixel.opacity=geometry_info.psi;
648 image_view=AcquireVirtualCacheView(image,exception);
649 colorize_view=AcquireAuthenticCacheView(colorize_image,exception);
650 #if defined(MAGICKCORE_OPENMP_SUPPORT)
651 #pragma omp parallel for schedule(static) shared(progress,status) \
652 magick_number_threads(image,colorize_image,image->rows,1)
654 for (y=0; y < (ssize_t) image->rows; y++)
668 if (status == MagickFalse)
670 p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
671 q=QueueCacheViewAuthenticPixels(colorize_view,0,y,colorize_image->columns,1,
678 for (x=0; x < (ssize_t) image->columns; x++)
680 SetPixelRed(q,(((MagickRealType) GetPixelRed(p)*(100.0-pixel.red)+
681 (MagickRealType) colorize.red*(MagickRealType) pixel.red)/100.0));
682 SetPixelGreen(q,(((MagickRealType) GetPixelGreen(p)*(100.0-pixel.green)+
683 (MagickRealType) colorize.green*(MagickRealType) pixel.green)/100.0));
684 SetPixelBlue(q,(((MagickRealType) GetPixelBlue(p)*(100.0-pixel.blue)+
685 (MagickRealType) colorize.blue*(MagickRealType) pixel.blue)/100.0));
686 if (colorize_image->matte == MagickFalse)
687 SetPixelOpacity(q,GetPixelOpacity(p));
689 SetPixelOpacity(q,(((MagickRealType) GetPixelOpacity(p)*(100.0-
690 pixel.opacity)+(MagickRealType) colorize.opacity*pixel.opacity)/
695 sync=SyncCacheViewAuthenticPixels(colorize_view,exception);
696 if (sync == MagickFalse)
698 if (image->progress_monitor != (MagickProgressMonitor) NULL)
703 #if defined(MAGICKCORE_OPENMP_SUPPORT)
707 proceed=SetImageProgress(image,ColorizeImageTag,progress,image->rows);
708 if (proceed == MagickFalse)
712 image_view=DestroyCacheView(image_view);
713 colorize_view=DestroyCacheView(colorize_view);
714 if (status == MagickFalse)
715 colorize_image=DestroyImage(colorize_image);
716 return(colorize_image);
752 MagickExport
Image *ColorMatrixImage(
const Image *image,
755 #define ColorMatrixImageTag "ColorMatrix/Image"
764 { 1.0, 0.0, 0.0, 0.0, 0.0, 0.0 },
765 { 0.0, 1.0, 0.0, 0.0, 0.0, 0.0 },
766 { 0.0, 0.0, 1.0, 0.0, 0.0, 0.0 },
767 { 0.0, 0.0, 0.0, 1.0, 0.0, 0.0 },
768 { 0.0, 0.0, 0.0, 0.0, 1.0, 0.0 },
769 { 0.0, 0.0, 0.0, 0.0, 0.0, 1.0 }
792 assert(image != (
Image *) NULL);
793 assert(image->signature == MagickCoreSignature);
795 assert(exception->signature == MagickCoreSignature);
796 if (IsEventLogging() != MagickFalse)
797 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
799 for (v=0; v < (ssize_t) color_matrix->height; v++)
800 for (u=0; u < (ssize_t) color_matrix->width; u++)
802 if ((v < 6) && (u < 6))
803 ColorMatrix[v][u]=color_matrix->values[i];
809 color_image=CloneImage(image,0,0,MagickTrue,exception);
810 if (color_image == (
Image *) NULL)
811 return((
Image *) NULL);
812 if (SetImageStorageClass(color_image,DirectClass) == MagickFalse)
814 InheritException(exception,&color_image->exception);
815 color_image=DestroyImage(color_image);
816 return((
Image *) NULL);
818 if (image->debug != MagickFalse)
821 format[MaxTextExtent],
824 (void) LogMagickEvent(TransformEvent,GetMagickModule(),
825 " ColorMatrix image with color matrix:");
826 message=AcquireString(
"");
827 for (v=0; v < 6; v++)
830 (void) FormatLocaleString(format,MaxTextExtent,
"%.20g: ",(
double) v);
831 (void) ConcatenateString(&message,format);
832 for (u=0; u < 6; u++)
834 (void) FormatLocaleString(format,MaxTextExtent,
"%+f ",
836 (void) ConcatenateString(&message,format);
838 (void) LogMagickEvent(TransformEvent,GetMagickModule(),
"%s",message);
840 message=DestroyString(message);
847 image_view=AcquireVirtualCacheView(image,exception);
848 color_view=AcquireAuthenticCacheView(color_image,exception);
849 #if defined(MAGICKCORE_OPENMP_SUPPORT)
850 #pragma omp parallel for schedule(static) shared(progress,status) \
851 magick_number_threads(image,color_image,image->rows,1)
853 for (y=0; y < (ssize_t) image->rows; y++)
859 *magick_restrict indexes;
868 *magick_restrict color_indexes;
873 if (status == MagickFalse)
875 p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
876 q=GetCacheViewAuthenticPixels(color_view,0,y,color_image->columns,1,
883 indexes=GetCacheViewVirtualIndexQueue(image_view);
884 color_indexes=GetCacheViewAuthenticIndexQueue(color_view);
885 for (x=0; x < (ssize_t) image->columns; x++)
893 height=color_matrix->height > 6 ? 6UL : color_matrix->height;
894 for (v=0; v < (ssize_t) height; v++)
896 pixel=ColorMatrix[v][0]*(MagickRealType) GetPixelRed(p)+
897 ColorMatrix[v][1]*(MagickRealType) GetPixelGreen(p)+
898 ColorMatrix[v][2]*(MagickRealType) GetPixelBlue(p);
899 if (image->matte != MagickFalse)
900 pixel+=ColorMatrix[v][3]*((MagickRealType) QuantumRange-
901 (MagickRealType) GetPixelOpacity(p));
902 if (image->colorspace == CMYKColorspace)
903 pixel+=ColorMatrix[v][4]*(MagickRealType) GetPixelIndex(indexes+x);
904 pixel+=(MagickRealType) QuantumRange*ColorMatrix[v][5];
907 case 0: SetPixelRed(q,ClampToQuantum(pixel));
break;
908 case 1: SetPixelGreen(q,ClampToQuantum(pixel));
break;
909 case 2: SetPixelBlue(q,ClampToQuantum(pixel));
break;
912 if (image->matte != MagickFalse)
913 SetPixelAlpha(q,ClampToQuantum(pixel));
918 if (image->colorspace == CMYKColorspace)
919 SetPixelIndex(color_indexes+x,ClampToQuantum(pixel));
927 if (SyncCacheViewAuthenticPixels(color_view,exception) == MagickFalse)
929 if (image->progress_monitor != (MagickProgressMonitor) NULL)
934 #if defined(MAGICKCORE_OPENMP_SUPPORT)
938 proceed=SetImageProgress(image,ColorMatrixImageTag,progress,
940 if (proceed == MagickFalse)
944 color_view=DestroyCacheView(color_view);
945 image_view=DestroyCacheView(image_view);
946 if (status == MagickFalse)
947 color_image=DestroyImage(color_image);
985 MagickExport
Image *ImplodeImage(
const Image *image,
const double amount,
988 #define ImplodeImageTag "Implode/Image"
1019 assert(image != (
Image *) NULL);
1020 assert(image->signature == MagickCoreSignature);
1022 assert(exception->signature == MagickCoreSignature);
1023 if (IsEventLogging() != MagickFalse)
1024 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
1025 implode_image=CloneImage(image,0,0,MagickTrue,exception);
1026 if (implode_image == (
Image *) NULL)
1027 return((
Image *) NULL);
1028 if (SetImageStorageClass(implode_image,DirectClass) == MagickFalse)
1030 InheritException(exception,&implode_image->exception);
1031 implode_image=DestroyImage(implode_image);
1032 return((
Image *) NULL);
1034 if (implode_image->background_color.opacity != OpaqueOpacity)
1035 implode_image->matte=MagickTrue;
1041 center.x=0.5*image->columns;
1042 center.y=0.5*image->rows;
1044 if (image->columns > image->rows)
1045 scale.y=(double) image->columns*PerceptibleReciprocal((
double)
1048 if (image->columns < image->rows)
1050 scale.x=(double) image->rows*PerceptibleReciprocal((
double)
1059 GetMagickPixelPacket(implode_image,&zero);
1060 image_view=AcquireVirtualCacheView(image,exception);
1061 implode_view=AcquireAuthenticCacheView(implode_image,exception);
1062 #if defined(MAGICKCORE_OPENMP_SUPPORT)
1063 #pragma omp parallel for schedule(static) shared(progress,status) \
1064 magick_number_threads(image,implode_image,image->rows,1)
1066 for (y=0; y < (ssize_t) image->rows; y++)
1078 *magick_restrict implode_indexes;
1086 if (status == MagickFalse)
1088 q=GetCacheViewAuthenticPixels(implode_view,0,y,implode_image->columns,1,
1095 implode_indexes=GetCacheViewAuthenticIndexQueue(implode_view);
1096 delta.y=scale.y*(double) (y-center.y);
1098 for (x=0; x < (ssize_t) image->columns; x++)
1103 delta.x=scale.x*(double) (x-center.x);
1104 distance=delta.x*delta.x+delta.y*delta.y;
1105 if (distance < (radius*radius))
1115 factor=pow(sin((
double) (MagickPI*sqrt((
double) distance)*
1116 PerceptibleReciprocal(radius)/2)),-amount);
1117 status=InterpolateMagickPixelPacket(image,image_view,
1118 UndefinedInterpolatePixel,(
double) (factor*delta.x*
1119 PerceptibleReciprocal(scale.x)+center.x),(
double) (factor*delta.y*
1120 PerceptibleReciprocal(scale.y)+center.y),&pixel,exception);
1121 if (status == MagickFalse)
1123 SetPixelPacket(implode_image,&pixel,q,implode_indexes+x);
1127 if (SyncCacheViewAuthenticPixels(implode_view,exception) == MagickFalse)
1129 if (image->progress_monitor != (MagickProgressMonitor) NULL)
1134 #if defined(MAGICKCORE_OPENMP_SUPPORT)
1138 proceed=SetImageProgress(image,ImplodeImageTag,progress,image->rows);
1139 if (proceed == MagickFalse)
1143 implode_view=DestroyCacheView(implode_view);
1144 image_view=DestroyCacheView(image_view);
1145 if (status == MagickFalse)
1146 implode_image=DestroyImage(implode_image);
1147 return(implode_image);
1180 MagickExport
Image *MorphImages(
const Image *image,
1183 #define MorphImageTag "Morph/Image"
1211 assert(image != (
Image *) NULL);
1212 assert(image->signature == MagickCoreSignature);
1214 assert(exception->signature == MagickCoreSignature);
1215 if (IsEventLogging() != MagickFalse)
1216 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
1217 morph_images=CloneImage(image,0,0,MagickTrue,exception);
1218 if (morph_images == (
Image *) NULL)
1219 return((
Image *) NULL);
1220 if (GetNextImageInList(image) == (
Image *) NULL)
1225 for (i=1; i < (ssize_t) number_frames; i++)
1227 morph_image=CloneImage(image,0,0,MagickTrue,exception);
1228 if (morph_image == (
Image *) NULL)
1230 morph_images=DestroyImageList(morph_images);
1231 return((
Image *) NULL);
1233 AppendImageToList(&morph_images,morph_image);
1234 if (image->progress_monitor != (MagickProgressMonitor) NULL)
1239 proceed=SetImageProgress(image,MorphImageTag,(MagickOffsetType) i,
1241 if (proceed == MagickFalse)
1245 return(GetFirstImageInList(morph_images));
1253 for ( ; GetNextImageInList(next) != (
Image *) NULL; next=GetNextImageInList(next))
1255 for (i=0; i < (ssize_t) number_frames; i++)
1261 beta=(double) (i+1.0)/(double) (number_frames+1.0);
1263 morph_image=ResizeImage(next,(
size_t) (alpha*next->columns+beta*
1264 GetNextImageInList(next)->columns+0.5),(
size_t) (alpha*
1265 next->rows+beta*GetNextImageInList(next)->rows+0.5),
1266 next->filter,next->blur,exception);
1267 if (morph_image == (
Image *) NULL)
1269 morph_images=DestroyImageList(morph_images);
1270 return((
Image *) NULL);
1272 if (SetImageStorageClass(morph_image,DirectClass) == MagickFalse)
1274 InheritException(exception,&morph_image->exception);
1275 morph_image=DestroyImage(morph_image);
1276 return((
Image *) NULL);
1278 AppendImageToList(&morph_images,morph_image);
1279 morph_images=GetLastImageInList(morph_images);
1280 morph_image=ResizeImage(GetNextImageInList(next),morph_images->columns,
1281 morph_images->rows,GetNextImageInList(next)->filter,
1282 GetNextImageInList(next)->blur,exception);
1283 if (morph_image == (
Image *) NULL)
1285 morph_images=DestroyImageList(morph_images);
1286 return((
Image *) NULL);
1288 image_view=AcquireVirtualCacheView(morph_image,exception);
1289 morph_view=AcquireAuthenticCacheView(morph_images,exception);
1290 #if defined(MAGICKCORE_OPENMP_SUPPORT)
1291 #pragma omp parallel for schedule(static) shared(status) \
1292 magick_number_threads(morph_image,morph_image,morph_image->rows,1)
1294 for (y=0; y < (ssize_t) morph_images->rows; y++)
1308 if (status == MagickFalse)
1310 p=GetCacheViewVirtualPixels(image_view,0,y,morph_image->columns,1,
1312 q=GetCacheViewAuthenticPixels(morph_view,0,y,morph_images->columns,1,
1319 for (x=0; x < (ssize_t) morph_images->columns; x++)
1321 SetPixelRed(q,ClampToQuantum(alpha*(MagickRealType)
1322 GetPixelRed(q)+beta*(MagickRealType) GetPixelRed(p)));
1323 SetPixelGreen(q,ClampToQuantum(alpha*(MagickRealType)
1324 GetPixelGreen(q)+beta*(MagickRealType) GetPixelGreen(p)));
1325 SetPixelBlue(q,ClampToQuantum(alpha*(MagickRealType)
1326 GetPixelBlue(q)+beta*(MagickRealType) GetPixelBlue(p)));
1327 SetPixelOpacity(q,ClampToQuantum(alpha*(MagickRealType)
1328 GetPixelOpacity(q)+beta*(MagickRealType) GetPixelOpacity(p)));
1332 sync=SyncCacheViewAuthenticPixels(morph_view,exception);
1333 if (sync == MagickFalse)
1336 morph_view=DestroyCacheView(morph_view);
1337 image_view=DestroyCacheView(image_view);
1338 morph_image=DestroyImage(morph_image);
1340 if (i < (ssize_t) number_frames)
1345 morph_image=CloneImage(GetNextImageInList(next),0,0,MagickTrue,exception);
1346 if (morph_image == (
Image *) NULL)
1348 morph_images=DestroyImageList(morph_images);
1349 return((
Image *) NULL);
1351 AppendImageToList(&morph_images,morph_image);
1352 morph_images=GetLastImageInList(morph_images);
1353 if (image->progress_monitor != (MagickProgressMonitor) NULL)
1358 proceed=SetImageProgress(image,MorphImageTag,scene,
1359 GetImageListLength(image));
1360 if (proceed == MagickFalse)
1365 if (GetNextImageInList(next) != (
Image *) NULL)
1367 morph_images=DestroyImageList(morph_images);
1368 return((
Image *) NULL);
1370 return(GetFirstImageInList(morph_images));
1405 static inline Quantum PlasmaPixel(
RandomInfo *magick_restrict random_info,
1406 const MagickRealType pixel,
const double noise)
1411 plasma=pixel+noise*GetPseudoRandomValue(random_info)-noise/2.0;
1412 return(ClampToQuantum(plasma));
1415 MagickExport MagickBooleanType PlasmaImageProxy(
Image *image,
1418 const SegmentInfo *magick_restrict segment,
size_t attenuate,
size_t depth)
1439 if ((fabs(segment->x2-segment->x1) < MagickEpsilon) &&
1440 (fabs(segment->y2-segment->y1) < MagickEpsilon))
1452 x_mid=CastDoubleToLong(ceil((segment->x1+segment->x2)/2-0.5));
1453 y_mid=CastDoubleToLong(ceil((segment->y1+segment->y2)/2-0.5));
1454 local_info=(*segment);
1455 local_info.x2=(double) x_mid;
1456 local_info.y2=(double) y_mid;
1457 status=PlasmaImageProxy(image,image_view,u_view,v_view,random_info,
1458 &local_info,attenuate,depth);
1459 local_info=(*segment);
1460 local_info.y1=(double) y_mid;
1461 local_info.x2=(double) x_mid;
1462 status&=PlasmaImageProxy(image,image_view,u_view,v_view,random_info,
1463 &local_info,attenuate,depth);
1464 local_info=(*segment);
1465 local_info.x1=(double) x_mid;
1466 local_info.y2=(double) y_mid;
1467 status&=PlasmaImageProxy(image,image_view,u_view,v_view,random_info,
1468 &local_info,attenuate,depth);
1469 local_info=(*segment);
1470 local_info.x1=(double) x_mid;
1471 local_info.y1=(double) y_mid;
1472 status&=PlasmaImageProxy(image,image_view,u_view,v_view,random_info,
1473 &local_info,attenuate,depth);
1474 return(status == 0 ? MagickFalse : MagickTrue);
1476 x_mid=CastDoubleToLong(ceil((segment->x1+segment->x2)/2-0.5));
1477 y_mid=CastDoubleToLong(ceil((segment->y1+segment->y2)/2-0.5));
1478 if ((fabs(segment->x1-x_mid) < MagickEpsilon) &&
1479 (fabs(segment->x2-x_mid) < MagickEpsilon) &&
1480 (fabs(segment->y1-y_mid) < MagickEpsilon) &&
1481 (fabs(segment->y2-y_mid) < MagickEpsilon))
1482 return(MagickFalse);
1487 exception=(&image->exception);
1488 plasma=(double) QuantumRange/(2.0*attenuate);
1489 if ((fabs(segment->x1-x_mid) >= MagickEpsilon) ||
1490 (fabs(segment->x2-x_mid) >= MagickEpsilon))
1498 x=CastDoubleToLong(ceil(segment->x1-0.5));
1499 (void) GetOneCacheViewVirtualPixel(u_view,x,CastDoubleToLong(ceil(
1500 segment->y1-0.5)),&u,exception);
1501 (void) GetOneCacheViewVirtualPixel(v_view,x,CastDoubleToLong(ceil(
1502 segment->y2-0.5)),&v,exception);
1503 q=QueueCacheViewAuthenticPixels(image_view,x,y_mid,1,1,exception);
1506 SetPixelRed(q,PlasmaPixel(random_info,((MagickRealType) u.red+
1507 (MagickRealType) v.red)/2.0,plasma));
1508 SetPixelGreen(q,PlasmaPixel(random_info,((MagickRealType) u.green+
1509 (MagickRealType) v.green)/2.0,plasma));
1510 SetPixelBlue(q,PlasmaPixel(random_info,((MagickRealType) u.blue+
1511 (MagickRealType) v.blue)/2.0,plasma));
1512 status=SyncCacheViewAuthenticPixels(image_view,exception);
1513 if (fabs(segment->x1-segment->x2) >= MagickEpsilon)
1518 x=CastDoubleToLong(ceil(segment->x2-0.5));
1519 (void) GetOneCacheViewVirtualPixel(u_view,x,CastDoubleToLong(ceil(
1520 segment->y1-0.5)),&u,exception);
1521 (void) GetOneCacheViewVirtualPixel(v_view,x,CastDoubleToLong(ceil(
1522 segment->y2-0.5)),&v,exception);
1523 q=QueueCacheViewAuthenticPixels(image_view,x,y_mid,1,1,exception);
1525 return(MagickFalse);
1526 SetPixelRed(q,PlasmaPixel(random_info,((MagickRealType) u.red+
1527 (MagickRealType) v.red)/2.0,plasma));
1528 SetPixelGreen(q,PlasmaPixel(random_info,((MagickRealType) u.green+
1529 (MagickRealType) v.green)/2.0,plasma));
1530 SetPixelBlue(q,PlasmaPixel(random_info,((MagickRealType) u.blue+
1531 (MagickRealType) v.blue)/2.0,plasma));
1532 status=SyncCacheViewAuthenticPixels(image_view,exception);
1535 if ((fabs(segment->y1-y_mid) >= MagickEpsilon) ||
1536 (fabs(segment->y2-y_mid) >= MagickEpsilon))
1538 if ((fabs(segment->x1-x_mid) >= MagickEpsilon) ||
1539 (fabs(segment->y2-y_mid) >= MagickEpsilon))
1547 y=CastDoubleToLong(ceil(segment->y2-0.5));
1548 (void) GetOneCacheViewVirtualPixel(u_view,CastDoubleToLong(ceil(
1549 segment->x1-0.5)),y,&u,exception);
1550 (void) GetOneCacheViewVirtualPixel(v_view,CastDoubleToLong(ceil(
1551 segment->x2-0.5)),y,&v,exception);
1552 q=QueueCacheViewAuthenticPixels(image_view,x_mid,y,1,1,exception);
1555 SetPixelRed(q,PlasmaPixel(random_info,((MagickRealType) u.red+
1556 (MagickRealType) v.red)/2.0,plasma));
1557 SetPixelGreen(q,PlasmaPixel(random_info,((MagickRealType) u.green+
1558 (MagickRealType) v.green)/2.0,plasma));
1559 SetPixelBlue(q,PlasmaPixel(random_info,((MagickRealType) u.blue+
1560 (MagickRealType) v.blue)/2.0,plasma));
1561 status=SyncCacheViewAuthenticPixels(image_view,exception);
1563 if (fabs(segment->y1-segment->y2) >= MagickEpsilon)
1571 y=CastDoubleToLong(ceil(segment->y1-0.5));
1572 (void) GetOneCacheViewVirtualPixel(u_view,CastDoubleToLong(ceil(
1573 segment->x1-0.5)),y,&u,exception);
1574 (void) GetOneCacheViewVirtualPixel(v_view,CastDoubleToLong(ceil(
1575 segment->x2-0.5)),y,&v,exception);
1576 q=QueueCacheViewAuthenticPixels(image_view,x_mid,y,1,1,exception);
1579 SetPixelRed(q,PlasmaPixel(random_info,((MagickRealType) u.red+
1580 (MagickRealType) v.red)/2.0,plasma));
1581 SetPixelGreen(q,PlasmaPixel(random_info,((MagickRealType) u.green+
1582 (MagickRealType) v.green)/2.0,plasma));
1583 SetPixelBlue(q,PlasmaPixel(random_info,((MagickRealType) u.blue+
1584 (MagickRealType) v.blue)/2.0,plasma));
1585 status=SyncCacheViewAuthenticPixels(image_view,exception);
1588 if ((fabs(segment->x1-segment->x2) >= MagickEpsilon) ||
1589 (fabs(segment->y1-segment->y2) >= MagickEpsilon))
1597 x=CastDoubleToLong(ceil(segment->x1-0.5));
1598 y=CastDoubleToLong(ceil(segment->y1-0.5));
1599 (void) GetOneCacheViewVirtualPixel(u_view,x,y,&u,exception);
1600 x=CastDoubleToLong(ceil(segment->x2-0.5));
1601 y=CastDoubleToLong(ceil(segment->y2-0.5));
1602 (void) GetOneCacheViewVirtualPixel(v_view,x,y,&v,exception);
1603 q=QueueCacheViewAuthenticPixels(image_view,x_mid,y_mid,1,1,exception);
1606 SetPixelRed(q,PlasmaPixel(random_info,((MagickRealType) u.red+
1607 (MagickRealType) v.red)/2.0,plasma));
1608 SetPixelGreen(q,PlasmaPixel(random_info,((MagickRealType) u.green+
1609 (MagickRealType) v.green)/2.0,plasma));
1610 SetPixelBlue(q,PlasmaPixel(random_info,((MagickRealType) u.blue+
1611 (MagickRealType) v.blue)/2.0,plasma));
1612 status=SyncCacheViewAuthenticPixels(image_view,exception);
1614 if ((fabs(segment->x2-segment->x1) < 3.0) &&
1615 (fabs(segment->y2-segment->y1) < 3.0))
1616 return(status == 0 ? MagickFalse : MagickTrue);
1617 return(MagickFalse);
1620 MagickExport MagickBooleanType PlasmaImage(
Image *image,
1621 const SegmentInfo *segment,
size_t attenuate,
size_t depth)
1634 assert(image != (
Image *) NULL);
1635 assert(image->signature == MagickCoreSignature);
1636 if (IsEventLogging() != MagickFalse)
1637 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"...");
1638 if (SetImageStorageClass(image,DirectClass) == MagickFalse)
1639 return(MagickFalse);
1640 image_view=AcquireAuthenticCacheView(image,&image->exception);
1641 u_view=AcquireVirtualCacheView(image,&image->exception);
1642 v_view=AcquireVirtualCacheView(image,&image->exception);
1643 random_info=AcquireRandomInfo();
1644 status=PlasmaImageProxy(image,image_view,u_view,v_view,random_info,segment,
1646 random_info=DestroyRandomInfo(random_info);
1647 v_view=DestroyCacheView(v_view);
1648 u_view=DestroyCacheView(u_view);
1649 image_view=DestroyCacheView(image_view);
1706 assert(image != (
Image *) NULL);
1707 assert(image->signature == MagickCoreSignature);
1709 assert(exception->signature == MagickCoreSignature);
1710 if (IsEventLogging() != MagickFalse)
1711 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
1712 quantum=(ssize_t) MagickMax(MagickMax((
double) image->columns,(double)
1713 image->rows)/25.0,10.0);
1714 height=image->rows+2*quantum;
1715 caption_image=(
Image *) NULL;
1716 value=GetImageProperty(image,
"Caption");
1717 if (value != (
const char *) NULL)
1725 caption_image=CloneImage(image,image->columns,1,MagickTrue,exception);
1726 if (caption_image == (
Image *) NULL)
1727 return((
Image *) NULL);
1728 caption=InterpretImageProperties((
ImageInfo *) NULL,(
Image *) image,
1730 if (caption != (
char *) NULL)
1733 geometry[MaxTextExtent];
1747 annotate_info=CloneDrawInfo((
const ImageInfo *) NULL,draw_info);
1748 (void) CloneString(&annotate_info->text,caption);
1749 count=FormatMagickCaption(caption_image,annotate_info,MagickTrue,
1751 status=SetImageExtent(caption_image,image->columns,(
size_t)
1752 ((count+1)*(metrics.ascent-metrics.descent)+0.5));
1753 if (status == MagickFalse)
1754 caption_image=DestroyImage(caption_image);
1757 caption_image->background_color=image->border_color;
1758 (void) SetImageBackgroundColor(caption_image);
1759 (void) CloneString(&annotate_info->text,caption);
1760 (void) FormatLocaleString(geometry,MaxTextExtent,
"+0+%.20g",
1762 if (annotate_info->gravity == UndefinedGravity)
1763 (void) CloneString(&annotate_info->geometry,AcquireString(
1765 (void) AnnotateImage(caption_image,annotate_info);
1766 height+=caption_image->rows;
1768 annotate_info=DestroyDrawInfo(annotate_info);
1769 caption=DestroyString(caption);
1772 picture_image=CloneImage(image,image->columns+2*quantum,height,MagickTrue,
1774 if (picture_image == (
Image *) NULL)
1776 if (caption_image != (
Image *) NULL)
1777 caption_image=DestroyImage(caption_image);
1778 return((
Image *) NULL);
1780 picture_image->background_color=image->border_color;
1781 (void) SetImageBackgroundColor(picture_image);
1782 (void) CompositeImage(picture_image,OverCompositeOp,image,quantum,quantum);
1783 if (caption_image != (
Image *) NULL)
1785 (void) CompositeImage(picture_image,OverCompositeOp,caption_image,
1786 quantum,(ssize_t) (image->rows+3*quantum/2));
1787 caption_image=DestroyImage(caption_image);
1789 (void) QueryColorDatabase(
"none",&picture_image->background_color,exception);
1790 (void) SetImageAlphaChannel(picture_image,OpaqueAlphaChannel);
1791 rotate_image=RotateImage(picture_image,90.0,exception);
1792 picture_image=DestroyImage(picture_image);
1793 if (rotate_image == (
Image *) NULL)
1794 return((
Image *) NULL);
1795 picture_image=rotate_image;
1796 bend_image=WaveImage(picture_image,0.01*picture_image->rows,2.0*
1797 picture_image->columns,exception);
1798 picture_image=DestroyImage(picture_image);
1799 if (bend_image == (
Image *) NULL)
1800 return((
Image *) NULL);
1801 InheritException(&bend_image->exception,exception);
1802 picture_image=bend_image;
1803 rotate_image=RotateImage(picture_image,-90.0,exception);
1804 picture_image=DestroyImage(picture_image);
1805 if (rotate_image == (
Image *) NULL)
1806 return((
Image *) NULL);
1807 picture_image=rotate_image;
1808 picture_image->background_color=image->background_color;
1809 polaroid_image=ShadowImage(picture_image,80.0,2.0,quantum/3,quantum/3,
1811 if (polaroid_image == (
Image *) NULL)
1813 picture_image=DestroyImage(picture_image);
1814 return(picture_image);
1816 flop_image=FlopImage(polaroid_image,exception);
1817 polaroid_image=DestroyImage(polaroid_image);
1818 if (flop_image == (
Image *) NULL)
1820 picture_image=DestroyImage(picture_image);
1821 return(picture_image);
1823 polaroid_image=flop_image;
1824 (void) CompositeImage(polaroid_image,OverCompositeOp,picture_image,
1825 (ssize_t) (-0.01*picture_image->columns/2.0),0L);
1826 picture_image=DestroyImage(picture_image);
1827 (void) QueryColorDatabase(
"none",&polaroid_image->background_color,exception);
1828 rotate_image=RotateImage(polaroid_image,angle,exception);
1829 polaroid_image=DestroyImage(polaroid_image);
1830 if (rotate_image == (
Image *) NULL)
1831 return((
Image *) NULL);
1832 polaroid_image=rotate_image;
1833 trim_image=TrimImage(polaroid_image,exception);
1834 polaroid_image=DestroyImage(polaroid_image);
1835 if (trim_image == (
Image *) NULL)
1836 return((
Image *) NULL);
1837 polaroid_image=trim_image;
1838 return(polaroid_image);
1871 MagickExport
Image *SepiaToneImage(
const Image *image,
const double threshold,
1874 #define SepiaToneImageTag "SepiaTone/Image"
1895 assert(image != (
const Image *) NULL);
1896 assert(image->signature == MagickCoreSignature);
1898 assert(exception->signature == MagickCoreSignature);
1899 if (IsEventLogging() != MagickFalse)
1900 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
1901 sepia_image=CloneImage(image,0,0,MagickTrue,exception);
1902 if (sepia_image == (
Image *) NULL)
1903 return((
Image *) NULL);
1904 if (SetImageStorageClass(sepia_image,DirectClass) == MagickFalse)
1906 InheritException(exception,&sepia_image->exception);
1907 sepia_image=DestroyImage(sepia_image);
1908 return((
Image *) NULL);
1915 image_view=AcquireVirtualCacheView(image,exception);
1916 sepia_view=AcquireAuthenticCacheView(sepia_image,exception);
1917 #if defined(MAGICKCORE_OPENMP_SUPPORT)
1918 #pragma omp parallel for schedule(static) shared(progress,status) \
1919 magick_number_threads(image,sepia_image,image->rows,1)
1921 for (y=0; y < (ssize_t) image->rows; y++)
1932 if (status == MagickFalse)
1934 p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
1935 q=QueueCacheViewAuthenticPixels(sepia_view,0,y,sepia_image->columns,1,
1942 for (x=0; x < (ssize_t) image->columns; x++)
1948 intensity=GetPixelIntensity(image,p);
1949 tone=intensity > threshold ? (double) QuantumRange : intensity+
1950 (
double) QuantumRange-threshold;
1951 SetPixelRed(q,ClampToQuantum(tone));
1952 tone=intensity > (7.0*threshold/6.0) ? (
double) QuantumRange :
1953 intensity+(double) QuantumRange-7.0*threshold/6.0;
1954 SetPixelGreen(q,ClampToQuantum(tone));
1955 tone=intensity < (threshold/6.0) ? 0 : intensity-threshold/6.0;
1956 SetPixelBlue(q,ClampToQuantum(tone));
1958 if ((
double) GetPixelGreen(q) < tone)
1959 SetPixelGreen(q,ClampToQuantum(tone));
1960 if ((
double) GetPixelBlue(q) < tone)
1961 SetPixelBlue(q,ClampToQuantum(tone));
1962 SetPixelOpacity(q,GetPixelOpacity(p));
1966 if (SyncCacheViewAuthenticPixels(sepia_view,exception) == MagickFalse)
1968 if (image->progress_monitor != (MagickProgressMonitor) NULL)
1973 #if defined(MAGICKCORE_OPENMP_SUPPORT)
1977 proceed=SetImageProgress(image,SepiaToneImageTag,progress,image->rows);
1978 if (proceed == MagickFalse)
1982 sepia_view=DestroyCacheView(sepia_view);
1983 image_view=DestroyCacheView(image_view);
1984 (void) NormalizeImage(sepia_image);
1985 (void) ContrastImage(sepia_image,MagickTrue);
1986 if (status == MagickFalse)
1987 sepia_image=DestroyImage(sepia_image);
1988 return(sepia_image);
2025 MagickExport
Image *ShadowImage(
const Image *image,
const double opacity,
2026 const double sigma,
const ssize_t x_offset,
const ssize_t y_offset,
2029 #define ShadowImageTag "Shadow/Image"
2051 assert(image != (
Image *) NULL);
2052 assert(image->signature == MagickCoreSignature);
2054 assert(exception->signature == MagickCoreSignature);
2055 if (IsEventLogging() != MagickFalse)
2056 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
2057 clone_image=CloneImage(image,0,0,MagickTrue,exception);
2058 if (clone_image == (
Image *) NULL)
2059 return((
Image *) NULL);
2060 if (IsGrayColorspace(image->colorspace) != MagickFalse)
2061 (void) SetImageColorspace(clone_image,sRGBColorspace);
2062 (void) SetImageVirtualPixelMethod(clone_image,EdgeVirtualPixelMethod);
2063 clone_image->compose=OverCompositeOp;
2064 border_info.width=CastDoubleToUnsigned(2.0*sigma+0.5);
2065 border_info.height=CastDoubleToUnsigned(2.0*sigma+0.5);
2068 (void) QueryColorDatabase(
"none",&clone_image->border_color,exception);
2069 border_image=BorderImage(clone_image,&border_info,exception);
2070 clone_image=DestroyImage(clone_image);
2071 if (border_image == (
Image *) NULL)
2072 return((
Image *) NULL);
2073 if (border_image->matte == MagickFalse)
2074 (void) SetImageAlphaChannel(border_image,OpaqueAlphaChannel);
2080 image_view=AcquireAuthenticCacheView(border_image,exception);
2081 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2082 #pragma omp parallel for schedule(static) shared(progress,status) \
2083 magick_number_threads(border_image,border_image,border_image->rows,1)
2085 for (y=0; y < (ssize_t) border_image->rows; y++)
2093 if (status == MagickFalse)
2095 q=GetCacheViewAuthenticPixels(image_view,0,y,border_image->columns,1,
2102 for (x=0; x < (ssize_t) border_image->columns; x++)
2104 SetPixelRed(q,border_image->background_color.red);
2105 SetPixelGreen(q,border_image->background_color.green);
2106 SetPixelBlue(q,border_image->background_color.blue);
2107 if (border_image->matte == MagickFalse)
2108 SetPixelOpacity(q,border_image->background_color.opacity);
2110 SetPixelOpacity(q,ClampToQuantum((MagickRealType) QuantumRange-
2111 GetPixelAlpha(q)*opacity/100.0));
2114 if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
2116 if (image->progress_monitor != (MagickProgressMonitor) NULL)
2121 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2125 proceed=SetImageProgress(image,ShadowImageTag,progress,
2126 border_image->rows);
2127 if (proceed == MagickFalse)
2131 image_view=DestroyCacheView(image_view);
2132 shadow_image=BlurImageChannel(border_image,AlphaChannel,0.0,sigma,exception);
2133 border_image=DestroyImage(border_image);
2134 if (shadow_image == (
Image *) NULL)
2135 return((
Image *) NULL);
2136 if (shadow_image->page.width == 0)
2137 shadow_image->page.width=shadow_image->columns;
2138 if (shadow_image->page.height == 0)
2139 shadow_image->page.height=shadow_image->rows;
2140 shadow_image->page.width+=x_offset-(ssize_t) border_info.width;
2141 shadow_image->page.height+=y_offset-(ssize_t) border_info.height;
2142 shadow_image->page.x+=x_offset-(ssize_t) border_info.width;
2143 shadow_image->page.y+=y_offset-(ssize_t) border_info.height;
2144 return(shadow_image);
2183 MagickExport
Image *SketchImage(
const Image *image,
const double radius,
2184 const double sigma,
const double angle,
ExceptionInfo *exception)
2203 **magick_restrict random_info;
2208 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2216 random_image=CloneImage(image,image->columns << 1,image->rows << 1,
2217 MagickTrue,exception);
2218 if (random_image == (
Image *) NULL)
2219 return((
Image *) NULL);
2221 GetMagickPixelPacket(random_image,&zero);
2222 random_info=AcquireRandomInfoTLS();
2223 random_view=AcquireAuthenticCacheView(random_image,exception);
2224 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2225 key=GetRandomSecretKey(random_info[0]);
2226 #pragma omp parallel for schedule(static) shared(status) \
2227 magick_number_threads(random_image,random_image,random_image->rows,key == ~0UL)
2229 for (y=0; y < (ssize_t) random_image->rows; y++)
2232 id = GetOpenMPThreadId();
2238 *magick_restrict indexes;
2246 if (status == MagickFalse)
2248 q=QueueCacheViewAuthenticPixels(random_view,0,y,random_image->columns,1,
2255 indexes=GetCacheViewAuthenticIndexQueue(random_view);
2257 for (x=0; x < (ssize_t) random_image->columns; x++)
2259 pixel.red=(MagickRealType) QuantumRange*
2260 GetPseudoRandomValue(random_info[
id]);
2261 pixel.green=pixel.red;
2262 pixel.blue=pixel.red;
2263 if (image->colorspace == CMYKColorspace)
2264 pixel.index=pixel.red;
2265 SetPixelPacket(random_image,&pixel,q,indexes+x);
2268 if (SyncCacheViewAuthenticPixels(random_view,exception) == MagickFalse)
2271 random_info=DestroyRandomInfoTLS(random_info);
2272 if (status == MagickFalse)
2274 random_view=DestroyCacheView(random_view);
2275 random_image=DestroyImage(random_image);
2276 return(random_image);
2278 random_view=DestroyCacheView(random_view);
2280 blur_image=MotionBlurImage(random_image,radius,sigma,angle,exception);
2281 random_image=DestroyImage(random_image);
2282 if (blur_image == (
Image *) NULL)
2283 return((
Image *) NULL);
2284 dodge_image=EdgeImage(blur_image,radius,exception);
2285 blur_image=DestroyImage(blur_image);
2286 if (dodge_image == (
Image *) NULL)
2287 return((
Image *) NULL);
2288 status=ClampImage(dodge_image);
2289 if (status != MagickFalse)
2290 status=NormalizeImage(dodge_image);
2291 if (status != MagickFalse)
2292 status=NegateImage(dodge_image,MagickFalse);
2293 if (status != MagickFalse)
2294 status=TransformImage(&dodge_image,(
char *) NULL,
"50%");
2295 sketch_image=CloneImage(image,0,0,MagickTrue,exception);
2296 if (sketch_image == (
Image *) NULL)
2298 dodge_image=DestroyImage(dodge_image);
2299 return((
Image *) NULL);
2301 (void) CompositeImage(sketch_image,ColorDodgeCompositeOp,dodge_image,0,0);
2302 dodge_image=DestroyImage(dodge_image);
2303 blend_image=CloneImage(image,0,0,MagickTrue,exception);
2304 if (blend_image == (
Image *) NULL)
2306 sketch_image=DestroyImage(sketch_image);
2307 return((
Image *) NULL);
2309 (void) SetImageArtifact(blend_image,
"compose:args",
"20x80");
2310 (void) CompositeImage(sketch_image,BlendCompositeOp,blend_image,0,0);
2311 blend_image=DestroyImage(blend_image);
2312 return(sketch_image);
2349 MagickExport MagickBooleanType SolarizeImage(
Image *image,
2350 const double threshold)
2355 status=SolarizeImageChannel(image,DefaultChannels,threshold,
2360 MagickExport MagickBooleanType SolarizeImageChannel(
Image *image,
2361 const ChannelType channel,
const double threshold,
ExceptionInfo *exception)
2363 #define SolarizeImageTag "Solarize/Image"
2377 assert(image != (
Image *) NULL);
2378 assert(image->signature == MagickCoreSignature);
2379 if (IsEventLogging() != MagickFalse)
2380 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
2381 if (IsGrayColorspace(image->colorspace) != MagickFalse)
2382 (
void) SetImageColorspace(image,sRGBColorspace);
2383 if (image->storage_class == PseudoClass)
2391 for (i=0; i < (ssize_t) image->colors; i++)
2393 if ((channel & RedChannel) != 0)
2394 if ((
double) image->colormap[i].red > threshold)
2395 image->colormap[i].red=QuantumRange-image->colormap[i].red;
2396 if ((channel & GreenChannel) != 0)
2397 if ((
double) image->colormap[i].green > threshold)
2398 image->colormap[i].green=QuantumRange-image->colormap[i].green;
2399 if ((channel & BlueChannel) != 0)
2400 if ((
double) image->colormap[i].blue > threshold)
2401 image->colormap[i].blue=QuantumRange-image->colormap[i].blue;
2409 image_view=AcquireAuthenticCacheView(image,exception);
2410 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2411 #pragma omp parallel for schedule(static) shared(progress,status) \
2412 magick_number_threads(image,image,image->rows,1)
2414 for (y=0; y < (ssize_t) image->rows; y++)
2422 if (status == MagickFalse)
2424 q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,
2431 for (x=0; x < (ssize_t) image->columns; x++)
2433 if ((channel & RedChannel) != 0)
2434 if ((
double) GetPixelRed(q) > threshold)
2435 SetPixelRed(q,QuantumRange-GetPixelRed(q));
2436 if ((channel & GreenChannel) != 0)
2437 if ((
double) GetPixelGreen(q) > threshold)
2438 SetPixelGreen(q,QuantumRange-GetPixelGreen(q));
2439 if ((channel & BlueChannel) != 0)
2440 if ((
double) GetPixelBlue(q) > threshold)
2441 SetPixelBlue(q,QuantumRange-GetPixelBlue(q));
2444 if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
2446 if (image->progress_monitor != (MagickProgressMonitor) NULL)
2451 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2455 proceed=SetImageProgress(image,SolarizeImageTag,progress,image->rows);
2456 if (proceed == MagickFalse)
2460 image_view=DestroyCacheView(image_view);
2493 MagickExport
Image *SteganoImage(
const Image *image,
const Image *watermark,
2496 #define GetBit(alpha,i) ((((size_t) (alpha) >> (size_t) (i)) & 0x01) != 0)
2497 #define SetBit(alpha,i,set) (alpha)=(Quantum) ((set) != 0 ? (size_t) (alpha) \
2498 | (one << (size_t) (i)) : (size_t) (alpha) & ~(one << (size_t) (i)))
2499 #define SteganoImageTag "Stegano/Image"
2536 assert(image != (
const Image *) NULL);
2537 assert(image->signature == MagickCoreSignature);
2538 assert(watermark != (
const Image *) NULL);
2539 assert(watermark->signature == MagickCoreSignature);
2541 assert(exception->signature == MagickCoreSignature);
2542 if (IsEventLogging() != MagickFalse)
2543 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
2545 stegano_image=CloneImage(image,0,0,MagickTrue,exception);
2546 if (stegano_image == (
Image *) NULL)
2547 return((
Image *) NULL);
2548 if (SetImageStorageClass(stegano_image,DirectClass) == MagickFalse)
2550 InheritException(exception,&stegano_image->exception);
2551 stegano_image=DestroyImage(stegano_image);
2552 return((
Image *) NULL);
2554 stegano_image->depth=MAGICKCORE_QUANTUM_DEPTH;
2561 depth=stegano_image->depth;
2564 watermark_view=AcquireVirtualCacheView(watermark,exception);
2565 stegano_view=AcquireAuthenticCacheView(stegano_image,exception);
2566 for (i=(ssize_t) depth-1; (i >= 0) && (j < (ssize_t) depth); i--)
2568 for (y=0; (y < (ssize_t) watermark->rows) && (j < (ssize_t) depth); y++)
2570 for (x=0; (x < (ssize_t) watermark->columns) && (j < (ssize_t) depth); x++)
2572 (void) GetOneCacheViewVirtualPixel(watermark_view,x,y,&pixel,exception);
2573 if ((k/(ssize_t) stegano_image->columns) >= (ssize_t) stegano_image->rows)
2575 q=GetCacheViewAuthenticPixels(stegano_view,k % (ssize_t)
2576 stegano_image->columns,k/(ssize_t) stegano_image->columns,1,1,
2584 SetBit(GetPixelRed(q),j,GetBit(ClampToQuantum(GetPixelIntensity(
2590 SetBit(GetPixelGreen(q),j,GetBit(ClampToQuantum(GetPixelIntensity(
2596 SetBit(GetPixelBlue(q),j,GetBit(ClampToQuantum(GetPixelIntensity(
2601 if (SyncCacheViewAuthenticPixels(stegano_view,exception) == MagickFalse)
2607 if (k == (ssize_t) (stegano_image->columns*stegano_image->columns))
2609 if (k == image->offset)
2613 if (image->progress_monitor != (MagickProgressMonitor) NULL)
2618 proceed=SetImageProgress(image,SteganoImageTag,(MagickOffsetType)
2620 if (proceed == MagickFalse)
2624 stegano_view=DestroyCacheView(stegano_view);
2625 watermark_view=DestroyCacheView(watermark_view);
2626 if (stegano_image->storage_class == PseudoClass)
2627 (void) SyncImage(stegano_image);
2628 if (status == MagickFalse)
2629 stegano_image=DestroyImage(stegano_image);
2630 return(stegano_image);
2672 MagickExport
Image *StereoImage(
const Image *left_image,
2675 return(StereoAnaglyphImage(left_image,right_image,0,0,exception));
2678 MagickExport
Image *StereoAnaglyphImage(
const Image *left_image,
2679 const Image *right_image,
const ssize_t x_offset,
const ssize_t y_offset,
2682 #define StereoImageTag "Stereo/Image"
2696 assert(left_image != (
const Image *) NULL);
2697 assert(left_image->signature == MagickCoreSignature);
2698 assert(right_image != (
const Image *) NULL);
2699 assert(right_image->signature == MagickCoreSignature);
2701 assert(exception->signature == MagickCoreSignature);
2702 if (IsEventLogging() != MagickFalse)
2703 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",
2704 left_image->filename);
2706 if ((left_image->columns != right_image->columns) ||
2707 (left_image->rows != right_image->rows))
2708 ThrowImageException(ImageError,
"LeftAndRightImageSizesDiffer");
2712 stereo_image=CloneImage(left_image,left_image->columns,left_image->rows,
2713 MagickTrue,exception);
2714 if (stereo_image == (
Image *) NULL)
2715 return((
Image *) NULL);
2716 if (SetImageStorageClass(stereo_image,DirectClass) == MagickFalse)
2718 InheritException(exception,&stereo_image->exception);
2719 stereo_image=DestroyImage(stereo_image);
2720 return((
Image *) NULL);
2722 (void) SetImageColorspace(stereo_image,sRGBColorspace);
2727 for (y=0; y < (ssize_t) stereo_image->rows; y++)
2739 p=GetVirtualPixels(left_image,-x_offset,y-y_offset,image->columns,1,
2741 q=GetVirtualPixels(right_image,0,y,right_image->columns,1,exception);
2742 r=QueueAuthenticPixels(stereo_image,0,y,stereo_image->columns,1,exception);
2746 for (x=0; x < (ssize_t) stereo_image->columns; x++)
2748 SetPixelRed(r,GetPixelRed(p));
2749 SetPixelGreen(r,GetPixelGreen(q));
2750 SetPixelBlue(r,GetPixelBlue(q));
2751 SetPixelOpacity(r,(GetPixelOpacity(p)+q->opacity)/2);
2756 if (SyncAuthenticPixels(stereo_image,exception) == MagickFalse)
2758 if (image->progress_monitor != (MagickProgressMonitor) NULL)
2763 proceed=SetImageProgress(image,StereoImageTag,(MagickOffsetType) y,
2764 stereo_image->rows);
2765 if (proceed == MagickFalse)
2769 if (status == MagickFalse)
2770 stereo_image=DestroyImage(stereo_image);
2771 return(stereo_image);
2803 MagickExport
Image *SwirlImage(
const Image *image,
double degrees,
2806 #define SwirlImageTag "Swirl/Image"
2837 assert(image != (
const Image *) NULL);
2838 assert(image->signature == MagickCoreSignature);
2840 assert(exception->signature == MagickCoreSignature);
2841 if (IsEventLogging() != MagickFalse)
2842 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
2843 swirl_image=CloneImage(image,0,0,MagickTrue,exception);
2844 if (swirl_image == (
Image *) NULL)
2845 return((
Image *) NULL);
2846 if (SetImageStorageClass(swirl_image,DirectClass) == MagickFalse)
2848 InheritException(exception,&swirl_image->exception);
2849 swirl_image=DestroyImage(swirl_image);
2850 return((
Image *) NULL);
2852 if (swirl_image->background_color.opacity != OpaqueOpacity)
2853 swirl_image->matte=MagickTrue;
2857 center.x=(double) image->columns/2.0;
2858 center.y=(
double) image->rows/2.0;
2859 radius=MagickMax(center.x,center.y);
2862 if (image->columns > image->rows)
2863 scale.y=(double) image->columns/(
double) image->rows;
2865 if (image->columns < image->rows)
2866 scale.x=(double) image->rows/(
double) image->columns;
2867 degrees=(double) DegreesToRadians(degrees);
2873 GetMagickPixelPacket(swirl_image,&zero);
2874 image_view=AcquireVirtualCacheView(image,exception);
2875 swirl_view=AcquireAuthenticCacheView(swirl_image,exception);
2876 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2877 #pragma omp parallel for schedule(static) shared(progress,status) \
2878 magick_number_threads(image,swirl_image,image->rows,1)
2880 for (y=0; y < (ssize_t) image->rows; y++)
2892 *magick_restrict swirl_indexes;
2900 if (status == MagickFalse)
2902 q=GetCacheViewAuthenticPixels(swirl_view,0,y,swirl_image->columns,1,
2909 swirl_indexes=GetCacheViewAuthenticIndexQueue(swirl_view);
2910 delta.y=scale.y*(double) (y-center.y);
2912 for (x=0; x < (ssize_t) image->columns; x++)
2917 delta.x=scale.x*(double) (x-center.x);
2918 distance=delta.x*delta.x+delta.y*delta.y;
2919 if (distance < (radius*radius))
2929 factor=1.0-sqrt(distance)/radius;
2930 sine=sin((
double) (degrees*factor*factor));
2931 cosine=cos((
double) (degrees*factor*factor));
2932 status=InterpolateMagickPixelPacket(image,image_view,
2933 UndefinedInterpolatePixel,(
double) ((cosine*delta.x-sine*delta.y)/
2934 scale.x+center.x),(
double) ((sine*delta.x+cosine*delta.y)/scale.y+
2935 center.y),&pixel,exception);
2936 if (status == MagickFalse)
2938 SetPixelPacket(swirl_image,&pixel,q,swirl_indexes+x);
2942 if (SyncCacheViewAuthenticPixels(swirl_view,exception) == MagickFalse)
2944 if (image->progress_monitor != (MagickProgressMonitor) NULL)
2949 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2953 proceed=SetImageProgress(image,SwirlImageTag,progress,image->rows);
2954 if (proceed == MagickFalse)
2958 swirl_view=DestroyCacheView(swirl_view);
2959 image_view=DestroyCacheView(image_view);
2960 if (status == MagickFalse)
2961 swirl_image=DestroyImage(swirl_image);
2962 return(swirl_image);
2996 MagickExport
Image *TintImage(
const Image *image,
const char *opacity,
2999 #define TintImageTag "Tint/Image"
3030 assert(image != (
const Image *) NULL);
3031 assert(image->signature == MagickCoreSignature);
3033 assert(exception->signature == MagickCoreSignature);
3034 if (IsEventLogging() != MagickFalse)
3035 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
3036 tint_image=CloneImage(image,0,0,MagickTrue,exception);
3037 if (tint_image == (
Image *) NULL)
3038 return((
Image *) NULL);
3039 if (SetImageStorageClass(tint_image,DirectClass) == MagickFalse)
3041 InheritException(exception,&tint_image->exception);
3042 tint_image=DestroyImage(tint_image);
3043 return((
Image *) NULL);
3045 if ((IsGrayColorspace(image->colorspace) != MagickFalse) &&
3046 (IsPixelGray(&tint) == MagickFalse))
3047 (void) SetImageColorspace(tint_image,sRGBColorspace);
3048 if (opacity == (
const char *) NULL)
3053 flags=ParseGeometry(opacity,&geometry_info);
3054 pixel.red=geometry_info.rho;
3055 pixel.green=geometry_info.rho;
3056 pixel.blue=geometry_info.rho;
3057 pixel.opacity=(MagickRealType) OpaqueOpacity;
3058 if ((flags & SigmaValue) != 0)
3059 pixel.green=geometry_info.sigma;
3060 if ((flags & XiValue) != 0)
3061 pixel.blue=geometry_info.xi;
3062 if ((flags & PsiValue) != 0)
3063 pixel.opacity=geometry_info.psi;
3064 color_vector.red=(MagickRealType) pixel.red*(MagickRealType) tint.red/
3065 100.0-(MagickRealType) PixelPacketIntensity(&tint);
3066 color_vector.green=(MagickRealType) pixel.green*(MagickRealType) tint.green/
3067 100.0-(MagickRealType) PixelPacketIntensity(&tint);
3068 color_vector.blue=(MagickRealType) pixel.blue*(MagickRealType) tint.blue/
3069 100.0-(MagickRealType) PixelPacketIntensity(&tint);
3075 image_view=AcquireVirtualCacheView(image,exception);
3076 tint_view=AcquireAuthenticCacheView(tint_image,exception);
3077 #if defined(MAGICKCORE_OPENMP_SUPPORT)
3078 #pragma omp parallel for schedule(static) shared(progress,status) \
3079 magick_number_threads(image,tint_image,image->rows,1)
3081 for (y=0; y < (ssize_t) image->rows; y++)
3092 if (status == MagickFalse)
3094 p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
3095 q=QueueCacheViewAuthenticPixels(tint_view,0,y,tint_image->columns,1,
3102 for (x=0; x < (ssize_t) image->columns; x++)
3110 weight=QuantumScale*(MagickRealType) GetPixelRed(p)-0.5;
3111 pixel.red=(MagickRealType) GetPixelRed(p)+color_vector.red*(1.0-(4.0*
3113 SetPixelRed(q,ClampToQuantum(pixel.red));
3114 weight=QuantumScale*(MagickRealType) GetPixelGreen(p)-0.5;
3115 pixel.green=(MagickRealType) GetPixelGreen(p)+color_vector.green*(1.0-
3116 (4.0*(weight*weight)));
3117 SetPixelGreen(q,ClampToQuantum(pixel.green));
3118 weight=QuantumScale*(MagickRealType) GetPixelBlue(p)-0.5;
3119 pixel.blue=(MagickRealType) GetPixelBlue(p)+color_vector.blue*(1.0-(4.0*
3121 SetPixelBlue(q,ClampToQuantum(pixel.blue));
3122 SetPixelOpacity(q,GetPixelOpacity(p));
3126 if (SyncCacheViewAuthenticPixels(tint_view,exception) == MagickFalse)
3128 if (image->progress_monitor != (MagickProgressMonitor) NULL)
3133 #if defined(MAGICKCORE_OPENMP_SUPPORT)
3137 proceed=SetImageProgress(image,TintImageTag,progress,image->rows);
3138 if (proceed == MagickFalse)
3142 tint_view=DestroyCacheView(tint_view);
3143 image_view=DestroyCacheView(image_view);
3144 if (status == MagickFalse)
3145 tint_image=DestroyImage(tint_image);
3181 MagickExport
Image *VignetteImage(
const Image *image,
const double radius,
3182 const double sigma,
const ssize_t x,
const ssize_t y,
ExceptionInfo *exception)
3185 ellipse[MaxTextExtent];
3196 assert(image != (
Image *) NULL);
3197 assert(image->signature == MagickCoreSignature);
3199 assert(exception->signature == MagickCoreSignature);
3200 if (IsEventLogging() != MagickFalse)
3201 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
3202 canvas_image=CloneImage(image,0,0,MagickTrue,exception);
3203 if (canvas_image == (
Image *) NULL)
3204 return((
Image *) NULL);
3205 if (SetImageStorageClass(canvas_image,DirectClass) == MagickFalse)
3207 InheritException(exception,&canvas_image->exception);
3208 canvas_image=DestroyImage(canvas_image);
3209 return((
Image *) NULL);
3211 canvas_image->matte=MagickTrue;
3212 oval_image=CloneImage(canvas_image,canvas_image->columns,canvas_image->rows,
3213 MagickTrue,exception);
3214 if (oval_image == (
Image *) NULL)
3216 canvas_image=DestroyImage(canvas_image);
3217 return((
Image *) NULL);
3219 (void) QueryColorDatabase(
"#000000",&oval_image->background_color,exception);
3220 (void) SetImageBackgroundColor(oval_image);
3222 (void) QueryColorDatabase(
"#ffffff",&draw_info->fill,exception);
3223 (void) QueryColorDatabase(
"#ffffff",&draw_info->stroke,exception);
3224 (void) FormatLocaleString(ellipse,MaxTextExtent,
3225 "ellipse %g,%g,%g,%g,0.0,360.0",image->columns/2.0,
3226 image->rows/2.0,image->columns/2.0-x,image->rows/2.0-y);
3227 draw_info->primitive=AcquireString(ellipse);
3228 (void) DrawImage(oval_image,draw_info);
3229 draw_info=DestroyDrawInfo(draw_info);
3230 blur_image=BlurImage(oval_image,radius,sigma,exception);
3231 oval_image=DestroyImage(oval_image);
3232 if (blur_image == (
Image *) NULL)
3234 canvas_image=DestroyImage(canvas_image);
3235 return((
Image *) NULL);
3237 blur_image->matte=MagickFalse;
3238 (void) CompositeImage(canvas_image,CopyOpacityCompositeOp,blur_image,0,0);
3239 blur_image=DestroyImage(blur_image);
3240 vignette_image=MergeImageLayers(canvas_image,FlattenLayer,exception);
3241 canvas_image=DestroyImage(canvas_image);
3242 if (vignette_image != (
Image *) NULL)
3243 (void) TransformImageColorspace(vignette_image,image->colorspace);
3244 return(vignette_image);
3277 MagickExport
Image *WaveImage(
const Image *image,
const double amplitude,
3280 #define WaveImageTag "Wave/Image"
3310 assert(image != (
Image *) NULL);
3311 assert(image->signature == MagickCoreSignature);
3313 assert(exception->signature == MagickCoreSignature);
3314 if (IsEventLogging() != MagickFalse)
3315 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
3316 wave_image=CloneImage(image,image->columns,(
size_t) (image->rows+2.0*
3317 fabs(amplitude)),MagickTrue,exception);
3318 if (wave_image == (
Image *) NULL)
3319 return((
Image *) NULL);
3320 if (SetImageStorageClass(wave_image,DirectClass) == MagickFalse)
3322 InheritException(exception,&wave_image->exception);
3323 wave_image=DestroyImage(wave_image);
3324 return((
Image *) NULL);
3326 if (wave_image->background_color.opacity != OpaqueOpacity)
3327 wave_image->matte=MagickTrue;
3331 sine_map=(
float *) AcquireQuantumMemory((
size_t) wave_image->columns,
3333 if (sine_map == (
float *) NULL)
3335 wave_image=DestroyImage(wave_image);
3336 ThrowImageException(ResourceLimitError,
"MemoryAllocationFailed");
3338 for (i=0; i < (ssize_t) wave_image->columns; i++)
3339 sine_map[i]=(float) (fabs(amplitude)+amplitude*sin((
double)
3340 ((2.0*MagickPI*i)*PerceptibleReciprocal(wave_length))));
3346 GetMagickPixelPacket(wave_image,&zero);
3347 image_view=AcquireVirtualCacheView(image,exception);
3348 wave_view=AcquireAuthenticCacheView(wave_image,exception);
3349 (void) SetCacheViewVirtualPixelMethod(image_view,
3350 BackgroundVirtualPixelMethod);
3351 #if defined(MAGICKCORE_OPENMP_SUPPORT)
3352 #pragma omp parallel for schedule(static) shared(progress,status) \
3353 magick_number_threads(image,wave_image,wave_image->rows,1)
3355 for (y=0; y < (ssize_t) wave_image->rows; y++)
3361 *magick_restrict indexes;
3369 if (status == MagickFalse)
3371 q=QueueCacheViewAuthenticPixels(wave_view,0,y,wave_image->columns,1,
3378 indexes=GetCacheViewAuthenticIndexQueue(wave_view);
3380 for (x=0; x < (ssize_t) wave_image->columns; x++)
3382 status=InterpolateMagickPixelPacket(image,image_view,
3383 UndefinedInterpolatePixel,(
double) x,(
double) (y-sine_map[x]),&pixel,
3385 if (status == MagickFalse)
3387 SetPixelPacket(wave_image,&pixel,q,indexes+x);
3390 if (SyncCacheViewAuthenticPixels(wave_view,exception) == MagickFalse)
3392 if (image->progress_monitor != (MagickProgressMonitor) NULL)
3397 #if defined(MAGICKCORE_OPENMP_SUPPORT)
3401 proceed=SetImageProgress(image,WaveImageTag,progress,image->rows);
3402 if (proceed == MagickFalse)
3406 wave_view=DestroyCacheView(wave_view);
3407 image_view=DestroyCacheView(image_view);
3408 sine_map=(
float *) RelinquishMagickMemory(sine_map);
3409 if (status == MagickFalse)
3410 wave_image=DestroyImage(wave_image);
3449 static inline void HatTransform(
const float *magick_restrict pixels,
3450 const size_t stride,
const size_t extent,
const size_t scale,
float *kernel)
3461 q=pixels+scale*stride,
3462 r=pixels+scale*stride;
3463 for (i=0; i < (ssize_t) scale; i++)
3465 kernel[i]=0.25f*(*p+(*p)+(*q)+(*r));
3470 for ( ; i < (ssize_t) (extent-scale); i++)
3472 kernel[i]=0.25f*(2.0f*(*p)+*(p-scale*stride)+*(p+scale*stride));
3476 r=pixels+stride*(extent-2);
3477 for ( ; i < (ssize_t) extent; i++)
3479 kernel[i]=0.25f*(*p+(*p)+(*q)+(*r));
3486 MagickExport
Image *WaveletDenoiseImage(
const Image *image,
3487 const double threshold,
const double softness,
ExceptionInfo *exception)
3517 0.8002, 0.2735, 0.1202, 0.0585, 0.0291, 0.0152, 0.0080, 0.0044 };
3522 assert(image != (
const Image *) NULL);
3523 assert(image->signature == MagickCoreSignature);
3525 assert(exception->signature == MagickCoreSignature);
3526 if (IsEventLogging() != MagickFalse)
3527 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
3528 noise_image=(
Image *) NULL;
3529 #if defined(MAGICKCORE_OPENCL_SUPPORT)
3530 noise_image=AccelerateWaveletDenoiseImage(image,threshold,exception);
3531 if (noise_image != (
Image *) NULL)
3532 return(noise_image);
3534 noise_image=CloneImage(image,0,0,MagickTrue,exception);
3535 if (noise_image == (
Image *) NULL)
3536 return((
Image *) NULL);
3537 if (SetImageStorageClass(noise_image,DirectClass) == MagickFalse)
3539 noise_image=DestroyImage(noise_image);
3540 return((
Image *) NULL);
3542 if (AcquireMagickResource(WidthResource,3*image->columns) == MagickFalse)
3543 ThrowImageException(ResourceLimitError,
"MemoryAllocationFailed");
3544 pixels_info=AcquireVirtualMemory(3*image->columns,image->rows*
3546 kernel=(
float *) AcquireQuantumMemory(MagickMax(image->rows,image->columns)+1,
3547 GetOpenMPMaximumThreads()*
sizeof(*kernel));
3548 if ((pixels_info == (
MemoryInfo *) NULL) || (kernel == (
float *) NULL))
3550 if (kernel != (
float *) NULL)
3551 kernel=(
float *) RelinquishMagickMemory(kernel);
3553 pixels_info=RelinquishVirtualMemory(pixels_info);
3554 ThrowImageException(ResourceLimitError,
"MemoryAllocationFailed");
3556 pixels=(
float *) GetVirtualMemoryBlob(pixels_info);
3558 number_pixels=image->columns*image->rows;
3559 max_channels=(size_t) (image->colorspace == CMYKColorspace ? 4 : 3);
3560 image_view=AcquireAuthenticCacheView(image,exception);
3561 noise_view=AcquireAuthenticCacheView(noise_image,exception);
3562 for (channel=0; channel < (ssize_t) max_channels; channel++)
3575 if (status == MagickFalse)
3581 for (y=0; y < (ssize_t) image->rows; y++)
3584 *magick_restrict indexes;
3592 p=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
3598 indexes=GetCacheViewVirtualIndexQueue(image_view);
3599 for (x=0; x < (ssize_t) image->columns; x++)
3603 case 0: pixels[i]=(float) GetPixelRed(p);
break;
3604 case 1: pixels[i]=(float) GetPixelGreen(p);
break;
3605 case 2: pixels[i]=(float) GetPixelBlue(p);
break;
3606 case 3: pixels[i]=(float) indexes[x];
break;
3619 for (level=0; level < 5; level++)
3628 low_pass=(size_t) (number_pixels*((level & 0x01)+1));
3629 #if defined(MAGICKCORE_OPENMP_SUPPORT)
3630 #pragma omp parallel for schedule(static,1) \
3631 magick_number_threads(image,image,image->rows,1)
3633 for (y=0; y < (ssize_t) image->rows; y++)
3636 id = GetOpenMPThreadId();
3645 p=kernel+
id*image->columns;
3646 q=pixels+y*image->columns;
3647 HatTransform(q+high_pass,1,image->columns,(
size_t) (1UL << level),p);
3649 for (x=0; x < (ssize_t) image->columns; x++)
3652 #if defined(MAGICKCORE_OPENMP_SUPPORT)
3653 #pragma omp parallel for schedule(static,1) \
3654 magick_number_threads(image,image,image->columns,1)
3656 for (x=0; x < (ssize_t) image->columns; x++)
3659 id = GetOpenMPThreadId();
3668 p=kernel+
id*image->rows;
3669 q=pixels+x+low_pass;
3670 HatTransform(q,image->columns,image->rows,(
size_t) (1UL << level),p);
3671 for (y=0; y < (ssize_t) image->rows; y++)
3681 magnitude=threshold*noise_levels[level];
3682 for (i=0; i < (ssize_t) number_pixels; ++i)
3684 pixels[high_pass+i]-=pixels[low_pass+i];
3685 if ((MagickRealType) pixels[high_pass+i] < -magnitude)
3686 pixels[high_pass+i]+=(
float) (magnitude-softness*magnitude);
3688 if ((MagickRealType) pixels[high_pass+i] > magnitude)
3689 pixels[high_pass+i]-=(
float) (magnitude-softness*magnitude);
3691 pixels[high_pass+i]*=(float) softness;
3693 pixels[i]+=pixels[high_pass+i];
3701 for (y=0; y < (ssize_t) image->rows; y++)
3707 *magick_restrict noise_indexes;
3715 q=GetCacheViewAuthenticPixels(noise_view,0,y,noise_image->columns,1,
3722 noise_indexes=GetCacheViewAuthenticIndexQueue(noise_view);
3723 for (x=0; x < (ssize_t) image->columns; x++)
3728 pixel=pixels[i]+pixels[low_pass+i];
3731 case 0: SetPixelRed(q,ClampToQuantum(pixel));
break;
3732 case 1: SetPixelGreen(q,ClampToQuantum(pixel));
break;
3733 case 2: SetPixelBlue(q,ClampToQuantum(pixel));
break;
3734 case 3: SetPixelIndex(noise_indexes+x,ClampToQuantum(pixel));
break;
3740 sync=SyncCacheViewAuthenticPixels(noise_view,exception);
3741 if (sync == MagickFalse)
3744 if (image->progress_monitor != (MagickProgressMonitor) NULL)
3749 proceed=SetImageProgress(image,AddNoiseImageTag,(MagickOffsetType)
3750 channel,max_channels);
3751 if (proceed == MagickFalse)
3755 noise_view=DestroyCacheView(noise_view);
3756 image_view=DestroyCacheView(image_view);
3757 kernel=(
float *) RelinquishMagickMemory(kernel);
3758 pixels_info=RelinquishVirtualMemory(pixels_info);
3759 return(noise_image);