2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
13 % Read/Write FlashPIX Image Format %
20 % Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization %
21 % dedicated to making software imaging solutions freely available. %
23 % You may not use this file except in compliance with the License. You may %
24 % obtain a copy of the License at %
26 % http://www.imagemagick.org/script/license.php %
28 % Unless required by applicable law or agreed to in writing, software %
29 % distributed under the License is distributed on an "AS IS" BASIS, %
30 % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
31 % See the License for the specific language governing permissions and %
32 % limitations under the License. %
34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
42 #include "magick/studio.h"
43 #include "magick/property.h"
44 #include "magick/blob.h"
45 #include "magick/blob-private.h"
46 #include "magick/cache.h"
47 #include "magick/color.h"
48 #include "magick/color-private.h"
49 #include "magick/colorspace.h"
50 #include "magick/constitute.h"
51 #include "magick/exception.h"
52 #include "magick/exception-private.h"
53 #include "magick/geometry.h"
54 #include "magick/image.h"
55 #include "magick/image-private.h"
56 #include "magick/list.h"
57 #include "magick/magick.h"
58 #include "magick/memory_.h"
59 #include "magick/monitor.h"
60 #include "magick/monitor-private.h"
61 #include "magick/pixel.h"
62 #include "magick/quantum-private.h"
63 #include "magick/static.h"
64 #include "magick/string_.h"
65 #include "magick/module.h"
66 #if defined(MAGICKCORE_FPX_DELEGATE)
67 #if !defined(vms) && !defined(macintosh) && !defined(__WINDOWS__)
74 #if defined(MAGICKCORE_FPX_DELEGATE)
78 static MagickBooleanType
79 WriteFPXImage(const ImageInfo *,Image *);
83 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
91 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
93 % IsFPX() returns MagickTrue if the image format type, identified by the
94 % magick string, is FPX.
96 % The format of the IsFPX method is:
98 % MagickBooleanType IsFPX(const unsigned char *magick,const size_t length)
100 % A description of each parameter follows:
102 % o magick: compare image format pattern against these bytes.
104 % o length: Specifies the length of the magick string.
107 static MagickBooleanType IsFPX(const unsigned char *magick,const size_t length)
111 if (memcmp(magick,"\320\317\021\340",4) == 0)
116 #if defined(MAGICKCORE_FPX_DELEGATE)
118 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
122 % R e a d F P X I m a g e %
126 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
128 % ReadFPXImage() reads a FlashPix image file and returns it. It
129 % allocates the memory necessary for the new Image structure and returns a
130 % pointer to the new image. This method was contributed by BillR@corbis.com.
132 % The format of the ReadFPXImage method is:
134 % Image *ReadFPXImage(const ImageInfo *image_info,ExceptionInfo *exception)
136 % A description of each parameter follows:
138 % o image_info: the image info.
140 % o exception: return any errors or warnings in this structure.
143 static Image *ReadFPXImage(const ImageInfo *image_info,ExceptionInfo *exception)
148 FPXImageComponentDesc
163 FPXSummaryInformation
188 register unsigned char
212 assert(image_info != (const ImageInfo *) NULL);
213 assert(image_info->signature == MagickSignature);
214 if (image_info->debug != MagickFalse)
215 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
216 image_info->filename);
217 assert(exception != (ExceptionInfo *) NULL);
218 assert(exception->signature == MagickSignature);
219 image=AcquireImage(image_info);
220 status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
221 if (status == MagickFalse)
223 image=DestroyImageList(image);
224 return((Image *) NULL);
226 (void) CloseBlob(image);
228 Initialize FPX toolkit.
230 fpx_status=FPX_InitSystem();
231 if (fpx_status != FPX_OK)
232 ThrowReaderException(CoderError,"UnableToInitializeFPXLibrary");
233 memory_limit=20000000;
234 fpx_status=FPX_SetToolkitMemoryLimit(&memory_limit);
235 if (fpx_status != FPX_OK)
238 ThrowReaderException(CoderError,"UnableToInitializeFPXLibrary");
242 flashpix=(FPXImageHandle *) NULL;
244 #if defined(macintosh)
248 FilenameToFSSpec(image->filename,&fsspec);
249 fpx_status=FPX_OpenImageByFilename((const FSSpec &) fsspec,(char *) NULL,
251 fpx_status=FPX_OpenImageByFilename(image->filename,(char *) NULL,
253 &width,&height,&tile_width,&tile_height,&colorspace,&flashpix);
255 if (fpx_status == FPX_LOW_MEMORY_ERROR)
258 ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
260 if (fpx_status != FPX_OK)
263 ThrowFileException(exception,FileOpenError,"UnableToOpenFile",
265 image=DestroyImageList(image);
266 return((Image *) NULL);
268 if (colorspace.numberOfComponents == 0)
271 ThrowReaderException(CorruptImageError,"ImageTypeNotSupported");
273 if (image_info->view == (char *) NULL)
279 Get the aspect ratio.
281 aspect_ratio=(float) width/height;
282 fpx_status=FPX_GetImageResultAspectRatio(flashpix,&aspect_ratio);
283 if (fpx_status != FPX_OK)
284 ThrowReaderException(DelegateError,"UnableToReadAspectRatio");
285 if (width != (unsigned long) floor((aspect_ratio*height)+0.5))
288 fpx_status=FPX_GetSummaryInformation(flashpix,&summary_info);
289 if (fpx_status != FPX_OK)
292 ThrowReaderException(DelegateError,"UnableToReadSummaryInfo");
294 if (summary_info.title_valid)
295 if ((summary_info.title.length != 0) &&
296 (summary_info.title.ptr != (unsigned char *) NULL))
305 if (~summary_info.title.length >= MaxTextExtent)
306 label=(char *) AcquireQuantumMemory(summary_info.title.length+
307 MaxTextExtent,sizeof(*label));
308 if (label == (char *) NULL)
311 ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
313 (void) CopyMagickString(label,(char *) summary_info.title.ptr,
314 summary_info.title.length+1);
315 (void) SetImageProperty(image,"label",label);
316 label=DestroyString(label);
318 if (summary_info.comments_valid)
319 if ((summary_info.comments.length != 0) &&
320 (summary_info.comments.ptr != (unsigned char *) NULL))
328 comments=(char *) NULL;
329 if (~summary_info.comments.length >= MaxTextExtent)
330 comments=(char *) AcquireQuantumMemory(summary_info.comments.length+
331 MaxTextExtent,sizeof(*comments));
332 if (comments == (char *) NULL)
335 ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
337 (void) CopyMagickString(comments,(char *) summary_info.comments.ptr,
338 summary_info.comments.length+1);
339 (void) SetImageProperty(image,"comment",comments);
340 comments=DestroyString(comments);
343 Determine resolution by scene specification.
346 if (((width >> i) < tile_width) || ((height >> i) < tile_height))
349 if (image_info->number_scenes != 0)
350 while (scene > image_info->scene)
356 if (image_info->size != (char *) NULL)
357 while ((width > image->columns) || (height > image->rows))
364 image->columns=width;
366 if ((colorspace.numberOfComponents % 2) == 0)
367 image->matte=MagickTrue;
368 if (colorspace.numberOfComponents == 1)
371 Create linear colormap.
373 if (AcquireImageColormap(image,MaxColormapSize) == MagickFalse)
376 ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
379 if (image_info->ping != MagickFalse)
381 (void) FPX_CloseImage(flashpix);
383 return(GetFirstImageInList(image));
386 Allocate memory for the image and pixel buffer.
388 pixels=(unsigned char *) AcquireQuantumMemory(image->columns,(tile_height+
389 1UL)*colorspace.numberOfComponents*sizeof(*pixels));
390 if (pixels == (unsigned char *) NULL)
393 (void) FPX_CloseImage(flashpix);
394 ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
397 Initialize FlashPix image description.
399 fpx_info.numberOfComponents=colorspace.numberOfComponents;
400 for (i=0; i < 4; i++)
402 fpx_info.components[i].myColorType.myDataType=DATA_TYPE_UNSIGNED_BYTE;
403 fpx_info.components[i].horzSubSampFactor=1;
404 fpx_info.components[i].vertSubSampFactor=1;
405 fpx_info.components[i].columnStride=fpx_info.numberOfComponents;
406 fpx_info.components[i].lineStride=image->columns*
407 fpx_info.components[i].columnStride;
408 fpx_info.components[i].theData=pixels+i;
410 fpx_info.components[0].myColorType.myColor=fpx_info.numberOfComponents > 2 ?
411 NIFRGB_R : MONOCHROME;
412 red_component=(&fpx_info.components[0]);
413 fpx_info.components[1].myColorType.myColor=fpx_info.numberOfComponents > 2 ?
415 green_component=(&fpx_info.components[1]);
416 fpx_info.components[2].myColorType.myColor=NIFRGB_B;
417 blue_component=(&fpx_info.components[2]);
418 fpx_info.components[3].myColorType.myColor=ALPHA;
419 alpha_component=(&fpx_info.components[fpx_info.numberOfComponents-1]);
420 FPX_SetResampleMethod(FPX_LINEAR_INTERPOLATION);
422 Initialize image pixels.
424 for (y=0; y < (long) image->rows; y++)
426 q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
427 if (q == (PixelPacket *) NULL)
429 indexes=GetAuthenticIndexQueue(image);
430 if ((y % tile_height) == 0)
433 Read FPX image tile (with or without viewing affine)..
435 if (image_info->view != (char *) NULL)
436 fpx_status=FPX_ReadImageRectangle(flashpix,0,y,image->columns,y+
437 tile_height-1,scene,&fpx_info);
439 fpx_status=FPX_ReadImageTransformRectangle(flashpix,0.0F,
440 (float) y/image->rows,(float) image->columns/image->rows,
441 (float) (y+tile_height-1)/image->rows,(long) image->columns,
442 (long) tile_height,&fpx_info);
443 if (fpx_status == FPX_LOW_MEMORY_ERROR)
445 pixels=(unsigned char *) RelinquishMagickMemory(pixels);
446 (void) FPX_CloseImage(flashpix);
448 ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
452 Transfer a FPX pixels.
454 r=red_component->theData+(y % tile_height)*red_component->lineStride;
455 g=green_component->theData+(y % tile_height)*green_component->lineStride;
456 b=blue_component->theData+(y % tile_height)*blue_component->lineStride;
457 a=alpha_component->theData+(y % tile_height)*alpha_component->lineStride;
458 for (x=0; x < (long) image->columns; x++)
460 if (fpx_info.numberOfComponents > 2)
462 q->red=ScaleCharToQuantum(*r);
463 q->green=ScaleCharToQuantum(*g);
464 q->blue=ScaleCharToQuantum(*b);
468 index=ScaleCharToQuantum(*r);
474 SetOpacityPixelComponent(q,OpaqueOpacity);
475 if (image->matte != MagickFalse)
476 q->opacity=ScaleCharToQuantum(255-*a);
478 r+=red_component->columnStride;
479 g+=green_component->columnStride;
480 b+=blue_component->columnStride;
481 a+=alpha_component->columnStride;
483 if (SyncAuthenticPixels(image,exception) == MagickFalse)
485 status=SetImageProgress(image,LoadImageTag,y,image->rows);
486 if (status == MagickFalse)
489 pixels=(unsigned char *) RelinquishMagickMemory(pixels);
490 (void) FPX_CloseImage(flashpix);
492 return(GetFirstImageInList(image));
497 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
501 % R e g i s t e r F P X I m a g e %
505 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
507 % RegisterFPXImage() adds attributes for the FPX image format to
508 % the list of supported formats. The attributes include the image format
509 % tag, a method to read and/or write the format, whether the format
510 % supports the saving of more than one frame to the same file or blob,
511 % whether the format supports native in-memory I/O, and a brief
512 % description of the format.
514 % The format of the RegisterFPXImage method is:
516 % unsigned long RegisterFPXImage(void)
519 ModuleExport unsigned long RegisterFPXImage(void)
524 entry=SetMagickInfo("FPX");
525 #if defined(MAGICKCORE_FPX_DELEGATE)
526 entry->decoder=(DecodeImageHandler *) ReadFPXImage;
527 entry->encoder=(EncodeImageHandler *) WriteFPXImage;
529 entry->adjoin=MagickFalse;
530 entry->seekable_stream=MagickTrue;
531 entry->blob_support=MagickFalse;
532 entry->magick=(IsImageFormatHandler *) IsFPX;
533 entry->description=ConstantString("FlashPix Format");
534 entry->module=ConstantString("FPX");
535 (void) RegisterMagickInfo(entry);
536 return(MagickImageCoderSignature);
540 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
544 % U n r e g i s t e r F P X I m a g e %
548 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
550 % UnregisterFPXImage() removes format registrations made by the
551 % FPX module from the list of supported formats.
553 % The format of the UnregisterFPXImage method is:
555 % UnregisterFPXImage(void)
558 ModuleExport void UnregisterFPXImage(void)
560 (void) UnregisterMagickInfo("FPX");
563 #if defined(MAGICKCORE_FPX_DELEGATE)
565 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
569 % W r i t e F P X I m a g e %
573 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
575 % WriteFPXImage() writes an image in the FlashPix image format. This
576 % method was contributed by BillR@corbis.com.
578 % The format of the WriteFPXImage method is:
580 % MagickBooleanType WriteFPXImage(const ImageInfo *image_info,Image *image)
582 % A description of each parameter follows.
584 % o image_info: the image info.
586 % o image: The image.
590 static void ColorTwistMultiply(FPXColorTwistMatrix first,
591 FPXColorTwistMatrix second,FPXColorTwistMatrix *color_twist)
596 assert(color_twist != (FPXColorTwistMatrix *) NULL);
597 color_twist->byy=(first.byy*second.byy)+(first.byc1*second.bc1y)+
598 (first.byc2*second.bc2y)+(first.dummy1_zero*second.dummy4_zero);
599 color_twist->byc1=(first.byy*second.byc1)+(first.byc1*second.bc1c1)+
600 (first.byc2*second.bc2c1)+(first.dummy1_zero*second.dummy5_zero);
601 color_twist->byc2=(first.byy*second.byc2)+(first.byc1*second.bc1c2)+
602 (first.byc2*second.bc2c2)+(first.dummy1_zero*second.dummy6_zero);
603 color_twist->dummy1_zero=(first.byy*second.dummy1_zero)+
604 (first.byc1*second.dummy2_zero)+(first.byc2*second.dummy3_zero)+
605 (first.dummy1_zero*second.dummy7_one);
606 color_twist->bc1y=(first.bc1y*second.byy)+(first.bc1c1*second.bc1y)+
607 (first.bc1c2*second.bc2y)+(first.dummy2_zero*second.dummy4_zero);
608 color_twist->bc1c1=(first.bc1y*second.byc1)+(first.bc1c1*second.bc1c1)+
609 (first.bc1c2*second.bc2c1)+(first.dummy2_zero*second.dummy5_zero);
610 color_twist->bc1c2=(first.bc1y*second.byc2)+(first.bc1c1*second.bc1c2)+
611 (first.bc1c2*second.bc2c2)+(first.dummy2_zero*second.dummy6_zero);
612 color_twist->dummy2_zero=(first.bc1y*second.dummy1_zero)+
613 (first.bc1c1*second.dummy2_zero)+(first.bc1c2*second.dummy3_zero)+
614 (first.dummy2_zero*second.dummy7_one);
615 color_twist->bc2y=(first.bc2y*second.byy)+(first.bc2c1*second.bc1y)+
616 (first.bc2c2*second.bc2y)+(first.dummy3_zero*second.dummy4_zero);
617 color_twist->bc2c1=(first.bc2y*second.byc1)+(first.bc2c1*second.bc1c1)+
618 (first.bc2c2*second.bc2c1)+(first.dummy3_zero*second.dummy5_zero);
619 color_twist->bc2c2=(first.bc2y*second.byc2)+(first.bc2c1*second.bc1c2)+
620 (first.bc2c2*second.bc2c2)+(first.dummy3_zero*second.dummy6_zero);
621 color_twist->dummy3_zero=(first.bc2y*second.dummy1_zero)+
622 (first.bc2c1*second.dummy2_zero)+(first.bc2c2*second.dummy3_zero)+
623 (first.dummy3_zero*second.dummy7_one);
624 color_twist->dummy4_zero=(first.dummy4_zero*second.byy)+
625 (first.dummy5_zero*second.bc1y)+(first.dummy6_zero*second.bc2y)+
626 (first.dummy7_one*second.dummy4_zero);
627 color_twist->dummy5_zero=(first.dummy4_zero*second.byc1)+
628 (first.dummy5_zero*second.bc1c1)+(first.dummy6_zero*second.bc2c1)+
629 (first.dummy7_one*second.dummy5_zero);
630 color_twist->dummy6_zero=(first.dummy4_zero*second.byc2)+
631 (first.dummy5_zero*second.bc1c2)+(first.dummy6_zero*second.bc2c2)+
632 (first.dummy7_one*second.dummy6_zero);
633 color_twist->dummy7_one=(first.dummy4_zero*second.dummy1_zero)+
634 (first.dummy5_zero*second.dummy2_zero)+
635 (first.dummy6_zero*second.dummy3_zero)+(first.dummy7_one*second.dummy7_one);
638 static void SetBrightness(double brightness,FPXColorTwistMatrix *color_twist)
645 Set image brightness in color twist matrix.
647 assert(color_twist != (FPXColorTwistMatrix *) NULL);
648 brightness=sqrt((double) brightness);
649 effect.byy=brightness;
652 effect.dummy1_zero=0.0;
654 effect.bc1c1=brightness;
656 effect.dummy2_zero=0.0;
659 effect.bc2c2=brightness;
660 effect.dummy3_zero=0.0;
661 effect.dummy4_zero=0.0;
662 effect.dummy5_zero=0.0;
663 effect.dummy6_zero=0.0;
664 effect.dummy7_one=1.0;
665 ColorTwistMultiply(*color_twist,effect,&result);
669 static void SetColorBalance(double red,double green,double blue,
670 FPXColorTwistMatrix *color_twist)
681 Set image color balance in color twist matrix.
683 assert(color_twist != (FPXColorTwistMatrix *) NULL);
684 red=sqrt((double) red)-1.0;
685 green=sqrt((double) green)-1.0;
686 blue=sqrt((double) blue)-1.0;
689 red_effect.byc2=0.299*red;
690 red_effect.dummy1_zero=0.0;
691 red_effect.bc1y=(-0.299)*red;
692 red_effect.bc1c1=1.0-0.299*red;
693 red_effect.bc1c2=(-0.299)*red;
694 red_effect.dummy2_zero=0.0;
695 red_effect.bc2y=0.701*red;
696 red_effect.bc2c1=0.0;
697 red_effect.bc2c2=1.0+0.402*red;
698 red_effect.dummy3_zero=0.0;
699 red_effect.dummy4_zero=0.0;
700 red_effect.dummy5_zero=0.0;
701 red_effect.dummy6_zero=0.0;
702 red_effect.dummy7_one=1.0;
703 green_effect.byy=1.0;
704 green_effect.byc1=(-0.114)*green;
705 green_effect.byc2=(-0.299)*green;
706 green_effect.dummy1_zero=0.0;
707 green_effect.bc1y=(-0.587)*green;
708 green_effect.bc1c1=1.0-0.473*green;
709 green_effect.bc1c2=0.299*green;
710 green_effect.dummy2_zero=0.0;
711 green_effect.bc2y=(-0.587)*green;
712 green_effect.bc2c1=0.114*green;
713 green_effect.bc2c2=1.0-0.288*green;
714 green_effect.dummy3_zero=0.0;
715 green_effect.dummy4_zero=0.0;
716 green_effect.dummy5_zero=0.0;
717 green_effect.dummy6_zero=0.0;
718 green_effect.dummy7_one=1.0;
720 blue_effect.byc1=0.114*blue;
721 blue_effect.byc2=0.0;
722 blue_effect.dummy1_zero=0.0;
723 blue_effect.bc1y=0.886*blue;
724 blue_effect.bc1c1=1.0+0.772*blue;
725 blue_effect.bc1c2=0.0;
726 blue_effect.dummy2_zero=0.0;
727 blue_effect.bc2y=(-0.114)*blue;
728 blue_effect.bc2c1=(-0.114)*blue;
729 blue_effect.bc2c2=1.0-0.114*blue;
730 blue_effect.dummy3_zero=0.0;
731 blue_effect.dummy4_zero=0.0;
732 blue_effect.dummy5_zero=0.0;
733 blue_effect.dummy6_zero=0.0;
734 blue_effect.dummy7_one=1.0;
735 ColorTwistMultiply(red_effect,green_effect,&rg_effect);
736 ColorTwistMultiply(rg_effect,blue_effect,&rgb_effect);
737 ColorTwistMultiply(*color_twist,rgb_effect,&result);
741 static void SetSaturation(double saturation,FPXColorTwistMatrix *color_twist)
748 Set image saturation in color twist matrix.
750 assert(color_twist != (FPXColorTwistMatrix *) NULL);
754 effect.dummy1_zero=0.0;
756 effect.bc1c1=saturation;
758 effect.dummy2_zero=0.0;
761 effect.bc2c2=saturation;
762 effect.dummy3_zero=0.0;
763 effect.dummy4_zero=0.0;
764 effect.dummy5_zero=0.0;
765 effect.dummy6_zero=0.0;
766 effect.dummy7_one=1.0;
767 ColorTwistMultiply(*color_twist,effect,&result);
771 static MagickBooleanType WriteFPXImage(const ImageInfo *image_info,Image *image)
781 { NIFRGB_R, DATA_TYPE_UNSIGNED_BYTE },
782 { NIFRGB_G, DATA_TYPE_UNSIGNED_BYTE },
783 { NIFRGB_B, DATA_TYPE_UNSIGNED_BYTE },
784 { ALPHA, DATA_TYPE_UNSIGNED_BYTE }
804 FPXSummaryInformation
819 register const PixelPacket
839 assert(image_info != (const ImageInfo *) NULL);
840 assert(image_info->signature == MagickSignature);
841 assert(image != (Image *) NULL);
842 assert(image->signature == MagickSignature);
843 if (image->debug != MagickFalse)
844 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
845 status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
846 if (status == MagickFalse)
848 (void) CloseBlob(image);
850 Initialize FPX toolkit.
853 if (image->colorspace != RGBColorspace)
854 (void) TransformImageColorspace(image,RGBColorspace);
855 memory_limit=20000000;
856 fpx_status=FPX_SetToolkitMemoryLimit(&memory_limit);
857 if (fpx_status != FPX_OK)
858 ThrowWriterException(DelegateError,"UnableToInitializeFPXLibrary");
861 colorspace.numberOfComponents=3;
862 if (image->matte != MagickFalse)
863 colorspace.numberOfComponents=4;
864 if ((image_info->type != TrueColorType) &&
865 IsGrayImage(image,&image->exception))
867 colorspace.numberOfComponents=1;
868 colorspace.theComponents[0].myColor=MONOCHROME;
870 background_color.color1_value=0;
871 background_color.color2_value=0;
872 background_color.color3_value=0;
873 background_color.color4_value=0;
875 if (image->compression == JPEGCompression)
876 compression=JPEG_UNSPECIFIED;
877 if (image_info->compression == JPEGCompression)
878 compression=JPEG_UNSPECIFIED;
880 #if defined(macintosh)
884 FilenameToFSSpec(filename,&fsspec);
885 fpx_status=FPX_CreateImageByFilename((const FSSpec &) fsspec,image->columns,
887 fpx_status=FPX_CreateImageByFilename(image->filename,image->columns,
889 image->rows,tile_width,tile_height,colorspace,background_color,
890 compression,&flashpix);
892 if (fpx_status != FPX_OK)
894 if (compression == JPEG_UNSPECIFIED)
897 Initialize the compression by quality for the entire image.
899 fpx_status=FPX_SetJPEGCompression(flashpix,(unsigned short)
900 image->quality == UndefinedCompressionQuality ? 75 : image->quality);
901 if (fpx_status != FPX_OK)
902 ThrowWriterException(DelegateError,"UnableToSetJPEGLevel");
905 Set image summary info.
907 summary_info.title_valid=MagickFalse;
908 summary_info.subject_valid=MagickFalse;
909 summary_info.author_valid=MagickFalse;
910 summary_info.comments_valid=MagickFalse;
911 summary_info.keywords_valid=MagickFalse;
912 summary_info.OLEtemplate_valid=MagickFalse;
913 summary_info.last_author_valid=MagickFalse;
914 summary_info.rev_number_valid=MagickFalse;
915 summary_info.edit_time_valid=MagickFalse;
916 summary_info.last_printed_valid=MagickFalse;
917 summary_info.create_dtm_valid=MagickFalse;
918 summary_info.last_save_dtm_valid=MagickFalse;
919 summary_info.page_count_valid=MagickFalse;
920 summary_info.word_count_valid=MagickFalse;
921 summary_info.char_count_valid=MagickFalse;
922 summary_info.thumbnail_valid=MagickFalse;
923 summary_info.appname_valid=MagickFalse;
924 summary_info.security_valid=MagickFalse;
925 label=GetImageProperty(image,"label");
926 if (label != (const char *) NULL)
934 summary_info.title_valid=MagickTrue;
935 length=strlen(label);
936 summary_info.title.length=length;
937 if (~length >= MaxTextExtent)
938 summary_info.title.ptr=(unsigned char *) AcquireQuantumMemory(
939 length+MaxTextExtent,sizeof(*summary_info.title.ptr));
940 if (summary_info.title.ptr == (unsigned char *) NULL)
941 ThrowWriterException(DelegateError,"UnableToSetImageTitle");
942 (void) CopyMagickString((char *) summary_info.title.ptr,label,
945 comment=GetImageProperty(image,"comment");
946 if (comment != (const char *) NULL)
951 summary_info.comments_valid=MagickTrue;
952 summary_info.comments.ptr=(unsigned char *) AcquireString(comment);
953 summary_info.comments.length=strlen(comment);
955 fpx_status=FPX_SetSummaryInformation(flashpix,&summary_info);
956 if (fpx_status != FPX_OK)
957 ThrowWriterException(DelegateError,"UnableToSetSummaryInfo");
959 Initialize FlashPix image description.
961 quantum_info=AcquireQuantumInfo(image_info,image);
962 if (quantum_info == (QuantumInfo *) NULL)
963 ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
964 pixels=GetQuantumPixels(quantum_info);
965 fpx_info.numberOfComponents=colorspace.numberOfComponents;
966 for (i=0; i < (long) fpx_info.numberOfComponents; i++)
968 fpx_info.components[i].myColorType.myDataType=DATA_TYPE_UNSIGNED_BYTE;
969 fpx_info.components[i].horzSubSampFactor=1;
970 fpx_info.components[i].vertSubSampFactor=1;
971 fpx_info.components[i].columnStride=fpx_info.numberOfComponents;
972 fpx_info.components[i].lineStride=
973 image->columns*fpx_info.components[i].columnStride;
974 fpx_info.components[i].theData=pixels+i;
976 fpx_info.components[0].myColorType.myColor=fpx_info.numberOfComponents != 1
977 ? NIFRGB_R : MONOCHROME;
978 fpx_info.components[1].myColorType.myColor=NIFRGB_G;
979 fpx_info.components[2].myColorType.myColor=NIFRGB_B;
980 fpx_info.components[3].myColorType.myColor=ALPHA;
984 quantum_type=RGBQuantum;
985 if (image->matte != MagickFalse)
986 quantum_type=RGBAQuantum;
987 if (fpx_info.numberOfComponents == 1)
988 quantum_type=GrayQuantum;
989 for (y=0; y < (long) image->rows; y++)
991 p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
992 if (p == (const PixelPacket *) NULL)
994 length=ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info,
995 quantum_type,pixels,&image->exception);
996 fpx_status=FPX_WriteImageLine(flashpix,&fpx_info);
997 if (fpx_status != FPX_OK)
999 status=SetImageProgress(image,SaveImageTag,y,image->rows);
1000 if (status == MagickFalse)
1003 quantum_info=DestroyQuantumInfo(quantum_info);
1004 if (image_info->view != (char *) NULL)
1012 FPXContrastAdjustment
1018 FPXResultAspectRatio
1033 Initialize default viewing parameters.
1036 contrast_valid=MagickFalse;
1037 color_twist.byy=1.0;
1038 color_twist.byc1=0.0;
1039 color_twist.byc2=0.0;
1040 color_twist.dummy1_zero=0.0;
1041 color_twist.bc1y=0.0;
1042 color_twist.bc1c1=1.0;
1043 color_twist.bc1c2=0.0;
1044 color_twist.dummy2_zero=0.0;
1045 color_twist.bc2y=0.0;
1046 color_twist.bc2c1=0.0;
1047 color_twist.bc2c2=1.0;
1048 color_twist.dummy3_zero=0.0;
1049 color_twist.dummy4_zero=0.0;
1050 color_twist.dummy5_zero=0.0;
1051 color_twist.dummy6_zero=0.0;
1052 color_twist.dummy7_one=1.0;
1053 color_twist_valid=MagickFalse;
1055 sharpen_valid=MagickFalse;
1056 aspect_ratio=(double) image->columns/image->rows;
1057 aspect_ratio_valid=MagickFalse;
1058 view_rect.left=(float) 0.1;
1059 view_rect.width=aspect_ratio-0.2;
1060 view_rect.top=(float) 0.1;
1061 view_rect.height=(float) 0.8; /* 1.0-0.2 */
1062 view_rect_valid=MagickFalse;
1079 affine_valid=MagickFalse;
1085 SetBrightness(0.5,&color_twist);
1086 SetSaturation(0.5,&color_twist);
1087 SetColorBalance(0.5,1.0,1.0,&color_twist);
1088 color_twist_valid=MagickTrue;
1092 fpx_status=FPX_SetImageAffineMatrix(flashpix,&affine);
1093 if (fpx_status != FPX_OK)
1094 ThrowWriterException(DelegateError,"UnableToSetAffineMatrix");
1096 if (aspect_ratio_valid)
1098 fpx_status=FPX_SetImageResultAspectRatio(flashpix,&aspect_ratio);
1099 if (fpx_status != FPX_OK)
1100 ThrowWriterException(DelegateError,"UnableToSetAspectRatio");
1102 if (color_twist_valid)
1104 fpx_status=FPX_SetImageColorTwistMatrix(flashpix,&color_twist);
1105 if (fpx_status != FPX_OK)
1106 ThrowWriterException(DelegateError,"UnableToSetColorTwist");
1110 fpx_status=FPX_SetImageContrastAdjustment(flashpix,&contrast);
1111 if (fpx_status != FPX_OK)
1112 ThrowWriterException(DelegateError,"UnableToSetContrast");
1116 fpx_status=FPX_SetImageFilteringValue(flashpix,&sharpen);
1117 if (fpx_status != FPX_OK)
1118 ThrowWriterException(DelegateError,"UnableToSetFilteringValue");
1120 if (view_rect_valid)
1122 fpx_status=FPX_SetImageROI(flashpix,&view_rect);
1123 if (fpx_status != FPX_OK)
1124 ThrowWriterException(DelegateError,"UnableToSetRegionOfInterest");
1127 (void) FPX_CloseImage(flashpix);