| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % X X PPPP SSSSS % |
| % X X P P SS % |
| % X PPPP SSS % |
| % X X P SS % |
| % X X P SSSSS % |
| % % |
| % % |
| % Read/Write Microsoft XML Paper Specification Format % |
| % % |
| % Software Design % |
| % John Cristy % |
| % January 2008 % |
| % % |
| % % |
| % Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization % |
| % dedicated to making software imaging solutions freely available. % |
| % % |
| % You may not use this file except in compliance with the License. You may % |
| % obtain a copy of the License at % |
| % % |
| % http://www.imagemagick.org/script/license.php % |
| % % |
| % Unless required by applicable law or agreed to in writing, software % |
| % distributed under the License is distributed on an "AS IS" BASIS, % |
| % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % |
| % See the License for the specific language governing permissions and % |
| % limitations under the License. % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % |
| */ |
| |
| /* |
| Include declarations. |
| */ |
| #include "magick/studio.h" |
| #include "magick/property.h" |
| #include "magick/blob.h" |
| #include "magick/blob-private.h" |
| #include "magick/color.h" |
| #include "magick/color-private.h" |
| #include "magick/colorspace.h" |
| #include "magick/constitute.h" |
| #include "magick/delegate.h" |
| #include "magick/draw.h" |
| #include "magick/exception.h" |
| #include "magick/exception-private.h" |
| #include "magick/geometry.h" |
| #include "magick/image.h" |
| #include "magick/image-private.h" |
| #include "magick/list.h" |
| #include "magick/magick.h" |
| #include "magick/memory_.h" |
| #include "magick/monitor.h" |
| #include "magick/monitor-private.h" |
| #include "magick/profile.h" |
| #include "magick/resource_.h" |
| #include "magick/quantum-private.h" |
| #include "magick/static.h" |
| #include "magick/string_.h" |
| #include "magick/module.h" |
| #include "magick/token.h" |
| #include "magick/transform.h" |
| #include "magick/utility.h" |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % R e a d X P S I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % ReadXPSImage() reads a Printer Control Language image file and returns it. |
| % It allocates the memory necessary for the new Image structure and returns a |
| % pointer to the new image. |
| % |
| % The format of the ReadXPSImage method is: |
| % |
| % Image *ReadXPSImage(const ImageInfo *image_info,ExceptionInfo *exception) |
| % |
| % A description of each parameter follows: |
| % |
| % o image_info: the image info. |
| % |
| % o exception: return any errors or warnings in this structure. |
| % |
| */ |
| static Image *ReadXPSImage(const ImageInfo *image_info,ExceptionInfo *exception) |
| { |
| #define CropBox "CropBox" |
| #define DeviceCMYK "DeviceCMYK" |
| #define MediaBox "MediaBox" |
| #define RenderXPSText " Rendering XPS... " |
| |
| char |
| command[MaxTextExtent], |
| density[MaxTextExtent], |
| filename[MaxTextExtent], |
| geometry[MaxTextExtent], |
| options[MaxTextExtent], |
| input_filename[MaxTextExtent]; |
| |
| const DelegateInfo |
| *delegate_info; |
| |
| Image |
| *image, |
| *next_image; |
| |
| ImageInfo |
| *read_info; |
| |
| MagickBooleanType |
| cmyk, |
| status; |
| |
| PointInfo |
| delta; |
| |
| RectangleInfo |
| bounding_box, |
| page; |
| |
| register char |
| *p; |
| |
| register long |
| c; |
| |
| SegmentInfo |
| bounds; |
| |
| ssize_t |
| count; |
| |
| unsigned long |
| height, |
| width; |
| |
| assert(image_info != (const ImageInfo *) NULL); |
| assert(image_info->signature == MagickSignature); |
| if (image_info->debug != MagickFalse) |
| (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s", |
| image_info->filename); |
| assert(exception != (ExceptionInfo *) NULL); |
| assert(exception->signature == MagickSignature); |
| /* |
| Open image file. |
| */ |
| image=AcquireImage(image_info); |
| status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); |
| if (status == MagickFalse) |
| { |
| image=DestroyImageList(image); |
| return((Image *) NULL); |
| } |
| status=AcquireUniqueSymbolicLink(image_info->filename,input_filename); |
| if (status == MagickFalse) |
| { |
| ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile", |
| image_info->filename); |
| image=DestroyImageList(image); |
| return((Image *) NULL); |
| } |
| /* |
| Set the page density. |
| */ |
| delta.x=DefaultResolution; |
| delta.y=DefaultResolution; |
| if ((image->x_resolution == 0.0) || (image->y_resolution == 0.0)) |
| { |
| GeometryInfo |
| geometry_info; |
| |
| MagickStatusType |
| flags; |
| |
| flags=ParseGeometry(PSDensityGeometry,&geometry_info); |
| image->x_resolution=geometry_info.rho; |
| image->y_resolution=geometry_info.sigma; |
| if ((flags & SigmaValue) == 0) |
| image->y_resolution=image->x_resolution; |
| } |
| (void) FormatMagickString(density,MaxTextExtent,"%gx%g", |
| image->x_resolution,image->y_resolution); |
| /* |
| Determine page geometry from the XPS media box. |
| */ |
| cmyk=image->colorspace == CMYKColorspace ? MagickTrue : MagickFalse; |
| count=0; |
| (void) ResetMagickMemory(&bounding_box,0,sizeof(bounding_box)); |
| (void) ResetMagickMemory(&bounds,0,sizeof(bounds)); |
| (void) ResetMagickMemory(&page,0,sizeof(page)); |
| (void) ResetMagickMemory(command,0,sizeof(command)); |
| p=command; |
| for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image)) |
| { |
| if (image_info->page != (char *) NULL) |
| continue; |
| /* |
| Note XPS elements. |
| */ |
| *p++=(char) c; |
| if ((c != (int) '/') && (c != '\n') && |
| ((size_t) (p-command) < (MaxTextExtent-1))) |
| continue; |
| *p='\0'; |
| p=command; |
| /* |
| Is this a CMYK document? |
| */ |
| if (LocaleNCompare(DeviceCMYK,command,strlen(DeviceCMYK)) == 0) |
| cmyk=MagickTrue; |
| if (LocaleNCompare(CropBox,command,strlen(CropBox)) == 0) |
| { |
| /* |
| Note region defined by crop box. |
| */ |
| count=(ssize_t) sscanf(command,"CropBox [%lf %lf %lf %lf", |
| &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2); |
| if (count != 4) |
| count=(ssize_t) sscanf(command,"CropBox[%lf %lf %lf %lf", |
| &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2); |
| } |
| if (LocaleNCompare(MediaBox,command,strlen(MediaBox)) == 0) |
| { |
| /* |
| Note region defined by media box. |
| */ |
| count=(ssize_t) sscanf(command,"MediaBox [%lf %lf %lf %lf", |
| &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2); |
| if (count != 4) |
| count=(ssize_t) sscanf(command,"MediaBox[%lf %lf %lf %lf", |
| &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2); |
| } |
| if (count != 4) |
| continue; |
| /* |
| Set XPS render geometry. |
| */ |
| width=(unsigned long) floor(bounds.x2-bounds.x1+0.5); |
| height=(unsigned long) floor(bounds.y2-bounds.y1+0.5); |
| if (width > page.width) |
| page.width=width; |
| if (height > page.height) |
| page.height=height; |
| } |
| (void) CloseBlob(image); |
| /* |
| Render XPS with the GhostXPS delegate. |
| */ |
| if ((page.width == 0) || (page.height == 0)) |
| (void) ParseAbsoluteGeometry(PSPageGeometry,&page); |
| if (image_info->page != (char *) NULL) |
| (void) ParseAbsoluteGeometry(image_info->page,&page); |
| (void) FormatMagickString(geometry,MaxTextExtent,"%lux%lu", |
| page.width,page.height); |
| if (image_info->monochrome != MagickFalse) |
| delegate_info=GetDelegateInfo("xps:mono",(char *) NULL,exception); |
| else |
| if (cmyk != MagickFalse) |
| delegate_info=GetDelegateInfo("xps:cmyk",(char *) NULL,exception); |
| else |
| delegate_info=GetDelegateInfo("xps:color",(char *) NULL,exception); |
| if (delegate_info == (const DelegateInfo *) NULL) |
| return((Image *) NULL); |
| *options='\0'; |
| if ((page.width == 0) || (page.height == 0)) |
| (void) ParseAbsoluteGeometry(PSPageGeometry,&page); |
| if (image_info->page != (char *) NULL) |
| (void) ParseAbsoluteGeometry(image_info->page,&page); |
| page.width=(unsigned long) floor(page.width*image->y_resolution/delta.x+0.5); |
| page.height=(unsigned long) floor(page.height*image->y_resolution/delta.y+ |
| 0.5); |
| (void) FormatMagickString(options,MaxTextExtent,"-g%lux%lu ", |
| page.width,page.height); |
| image=DestroyImage(image); |
| read_info=CloneImageInfo(image_info); |
| *read_info->magick='\0'; |
| if (read_info->number_scenes != 0) |
| { |
| if (read_info->number_scenes != 1) |
| (void) FormatMagickString(options,MaxTextExtent,"-dLastPage=%lu", |
| read_info->scene+read_info->number_scenes); |
| else |
| (void) FormatMagickString(options,MaxTextExtent, |
| "-dFirstPage=%lu -dLastPage=%lu",read_info->scene+1,read_info->scene+ |
| read_info->number_scenes); |
| read_info->number_scenes=0; |
| if (read_info->scenes != (char *) NULL) |
| *read_info->scenes='\0'; |
| } |
| if (read_info->authenticate != (char *) NULL) |
| (void) FormatMagickString(options+strlen(options),MaxTextExtent, |
| " -sXPSPassword=%s",read_info->authenticate); |
| (void) CopyMagickString(filename,read_info->filename,MaxTextExtent); |
| (void) AcquireUniqueFilename(read_info->filename); |
| (void) FormatMagickString(command,MaxTextExtent, |
| GetDelegateCommands(delegate_info), |
| read_info->antialias != MagickFalse ? 4 : 1, |
| read_info->antialias != MagickFalse ? 4 : 1,density,options, |
| read_info->filename,input_filename); |
| status=SystemCommand(MagickFalse,read_info->verbose,command,exception) != 0 ? |
| MagickTrue : MagickFalse; |
| image=ReadImage(read_info,exception); |
| (void) RelinquishUniqueFileResource(read_info->filename); |
| (void) RelinquishUniqueFileResource(input_filename); |
| read_info=DestroyImageInfo(read_info); |
| if (image == (Image *) NULL) |
| ThrowReaderException(DelegateError,"XPSDelegateFailed"); |
| if (LocaleCompare(image->magick,"BMP") == 0) |
| { |
| Image |
| *cmyk_image; |
| |
| cmyk_image=ConsolidateCMYKImages(image,&image->exception); |
| if (cmyk_image != (Image *) NULL) |
| { |
| image=DestroyImageList(image); |
| image=cmyk_image; |
| } |
| } |
| do |
| { |
| (void) CopyMagickString(image->filename,filename,MaxTextExtent); |
| image->page=page; |
| next_image=SyncNextImageInList(image); |
| if (next_image != (Image *) NULL) |
| image=next_image; |
| } while (next_image != (Image *) NULL); |
| return(GetFirstImageInList(image)); |
| } |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % R e g i s t e r X P S I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % RegisterXPSImage() adds attributes for the Microsoft XML Paper Specification |
| % format to the list of supported formats. The attributes include the image |
| % format tag, a method to read and/or write the format, whether the format |
| % supports the saving of more than one frame to the same file or blob, |
| % whether the format supports native in-memory I/O, and a brief |
| % description of the format. |
| % |
| % The format of the RegisterXPSImage method is: |
| % |
| % unsigned long RegisterXPSImage(void) |
| % |
| */ |
| ModuleExport unsigned long RegisterXPSImage(void) |
| { |
| MagickInfo |
| *entry; |
| |
| entry=SetMagickInfo("XPS"); |
| entry->decoder=(DecodeImageHandler *) ReadXPSImage; |
| entry->adjoin=MagickFalse; |
| entry->blob_support=MagickFalse; |
| entry->seekable_stream=MagickTrue; |
| entry->thread_support=EncoderThreadSupport; |
| entry->description=ConstantString("Microsoft XML Paper Specification"); |
| entry->module=ConstantString("XPS"); |
| (void) RegisterMagickInfo(entry); |
| return(MagickImageCoderSignature); |
| } |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % U n r e g i s t e r X P S I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % UnregisterXPSImage() removes format registrations made by the XPS module |
| % from the list of supported formats. |
| % |
| % The format of the UnregisterXPSImage method is: |
| % |
| % UnregisterXPSImage(void) |
| % |
| */ |
| ModuleExport void UnregisterXPSImage(void) |
| { |
| (void) UnregisterMagickInfo("XPS"); |
| } |