| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % PPPP SSSSS 22222 % |
| % P P SS 22 % |
| % PPPP SSS 222 % |
| % P SS 22 % |
| % P SSSSS 22222 % |
| % % |
| % % |
| % Write Postscript Level II Format % |
| % % |
| % Software Design % |
| % Cristy % |
| % July 1992 % |
| % % |
| % % |
| % Copyright 1999-2019 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 % |
| % % |
| % https://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 "MagickCore/studio.h" |
| #include "MagickCore/attribute.h" |
| #include "MagickCore/blob.h" |
| #include "MagickCore/blob-private.h" |
| #include "MagickCore/cache.h" |
| #include "MagickCore/color.h" |
| #include "MagickCore/color-private.h" |
| #include "MagickCore/compress.h" |
| #include "MagickCore/constitute.h" |
| #include "MagickCore/draw.h" |
| #include "MagickCore/exception.h" |
| #include "MagickCore/exception-private.h" |
| #include "MagickCore/geometry.h" |
| #include "MagickCore/image.h" |
| #include "MagickCore/image-private.h" |
| #include "MagickCore/list.h" |
| #include "MagickCore/magick.h" |
| #include "MagickCore/memory_.h" |
| #include "MagickCore/monitor.h" |
| #include "MagickCore/monitor-private.h" |
| #include "MagickCore/monitor-private.h" |
| #include "MagickCore/option.h" |
| #include "MagickCore/pixel-accessor.h" |
| #include "MagickCore/property.h" |
| #include "MagickCore/quantum-private.h" |
| #include "MagickCore/resource_.h" |
| #include "MagickCore/static.h" |
| #include "MagickCore/string_.h" |
| #include "MagickCore/module.h" |
| #include "MagickCore/utility.h" |
| |
| /* |
| Define declarations. |
| */ |
| #if defined(MAGICKCORE_TIFF_DELEGATE) |
| #define CCITTParam "-1" |
| #else |
| #define CCITTParam "0" |
| #endif |
| |
| /* |
| Forward declarations. |
| */ |
| static MagickBooleanType |
| WritePS2Image(const ImageInfo *,Image *,ExceptionInfo *); |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % R e g i s t e r P S 2 I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % RegisterPS2Image() adds properties for the PS2 image format to |
| % the list of supported formats. The properties 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 RegisterPS2Image method is: |
| % |
| % size_t RegisterPS2Image(void) |
| % |
| */ |
| ModuleExport size_t RegisterPS2Image(void) |
| { |
| MagickInfo |
| *entry; |
| |
| entry=AcquireMagickInfo("PS2","EPS2","Level II Encapsulated PostScript"); |
| entry->encoder=(EncodeImageHandler *) WritePS2Image; |
| entry->flags^=CoderAdjoinFlag; |
| entry->flags|=CoderEncoderSeekableStreamFlag; |
| entry->flags^=CoderBlobSupportFlag; |
| entry->mime_type=ConstantString("application/postscript"); |
| (void) RegisterMagickInfo(entry); |
| entry=AcquireMagickInfo("PS2","PS2","Level II PostScript"); |
| entry->encoder=(EncodeImageHandler *) WritePS2Image; |
| entry->flags|=CoderEncoderSeekableStreamFlag; |
| entry->flags^=CoderBlobSupportFlag; |
| entry->mime_type=ConstantString("application/postscript"); |
| (void) RegisterMagickInfo(entry); |
| return(MagickImageCoderSignature); |
| } |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % U n r e g i s t e r P S 2 I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % UnregisterPS2Image() removes format registrations made by the |
| % PS2 module from the list of supported formats. |
| % |
| % The format of the UnregisterPS2Image method is: |
| % |
| % UnregisterPS2Image(void) |
| % |
| */ |
| ModuleExport void UnregisterPS2Image(void) |
| { |
| (void) UnregisterMagickInfo("EPS2"); |
| (void) UnregisterMagickInfo("PS2"); |
| } |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % W r i t e P S 2 I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % WritePS2Image translates an image to encapsulated Postscript |
| % Level II for printing. If the supplied geometry is null, the image is |
| % centered on the Postscript page. Otherwise, the image is positioned as |
| % specified by the geometry. |
| % |
| % The format of the WritePS2Image method is: |
| % |
| % MagickBooleanType WritePS2Image(const ImageInfo *image_info, |
| % Image *image,ExceptionInfo *exception) |
| % |
| % A description of each parameter follows: |
| % |
| % o image_info: the image info. |
| % |
| % o image: the image. |
| % |
| % o exception: return any errors or warnings in this structure. |
| % |
| */ |
| |
| static MagickBooleanType Huffman2DEncodeImage(const ImageInfo *image_info, |
| Image *image,Image *inject_image,ExceptionInfo *exception) |
| { |
| Image |
| *group4_image; |
| |
| ImageInfo |
| *write_info; |
| |
| MagickBooleanType |
| status; |
| |
| size_t |
| length; |
| |
| unsigned char |
| *group4; |
| |
| status=MagickTrue; |
| write_info=CloneImageInfo(image_info); |
| (void) CopyMagickString(write_info->filename,"GROUP4:",MagickPathExtent); |
| (void) CopyMagickString(write_info->magick,"GROUP4",MagickPathExtent); |
| group4_image=CloneImage(inject_image,0,0,MagickTrue,exception); |
| if (group4_image == (Image *) NULL) |
| return(MagickFalse); |
| group4=(unsigned char *) ImageToBlob(write_info,group4_image,&length, |
| exception); |
| group4_image=DestroyImage(group4_image); |
| if (group4 == (unsigned char *) NULL) |
| return(MagickFalse); |
| write_info=DestroyImageInfo(write_info); |
| if (WriteBlob(image,length,group4) != (ssize_t) length) |
| status=MagickFalse; |
| group4=(unsigned char *) RelinquishMagickMemory(group4); |
| return(status); |
| } |
| |
| static MagickBooleanType WritePS2Image(const ImageInfo *image_info,Image *image, |
| ExceptionInfo *exception) |
| { |
| static const char |
| *const PostscriptProlog[]= |
| { |
| "%%%%BeginProlog", |
| "%%", |
| "%% Display a color image. The image is displayed in color on", |
| "%% Postscript viewers or printers that support color, otherwise", |
| "%% it is displayed as grayscale.", |
| "%%", |
| "/DirectClassImage", |
| "{", |
| " %%", |
| " %% Display a DirectClass image.", |
| " %%", |
| " colorspace 0 eq", |
| " {", |
| " /DeviceRGB setcolorspace", |
| " <<", |
| " /ImageType 1", |
| " /Width columns", |
| " /Height rows", |
| " /BitsPerComponent 8", |
| " /Decode [0 1 0 1 0 1]", |
| " /ImageMatrix [columns 0 0 rows neg 0 rows]", |
| " compression 0 gt", |
| " { /DataSource pixel_stream %s }", |
| " { /DataSource pixel_stream %s } ifelse", |
| " >> image", |
| " }", |
| " {", |
| " /DeviceCMYK setcolorspace", |
| " <<", |
| " /ImageType 1", |
| " /Width columns", |
| " /Height rows", |
| " /BitsPerComponent 8", |
| " /Decode [1 0 1 0 1 0 1 0]", |
| " /ImageMatrix [columns 0 0 rows neg 0 rows]", |
| " compression 0 gt", |
| " { /DataSource pixel_stream %s }", |
| " { /DataSource pixel_stream %s } ifelse", |
| " >> image", |
| " } ifelse", |
| "} bind def", |
| "", |
| "/PseudoClassImage", |
| "{", |
| " %%", |
| " %% Display a PseudoClass image.", |
| " %%", |
| " %% Parameters:", |
| " %% colors: number of colors in the colormap.", |
| " %%", |
| " currentfile buffer readline pop", |
| " token pop /colors exch def pop", |
| " colors 0 eq", |
| " {", |
| " %%", |
| " %% Image is grayscale.", |
| " %%", |
| " currentfile buffer readline pop", |
| " token pop /bits exch def pop", |
| " /DeviceGray setcolorspace", |
| " <<", |
| " /ImageType 1", |
| " /Width columns", |
| " /Height rows", |
| " /BitsPerComponent bits", |
| " /Decode [0 1]", |
| " /ImageMatrix [columns 0 0 rows neg 0 rows]", |
| " compression 0 gt", |
| " { /DataSource pixel_stream %s }", |
| " {", |
| " /DataSource pixel_stream %s", |
| " <<", |
| " /K " CCITTParam, |
| " /Columns columns", |
| " /Rows rows", |
| " >> /CCITTFaxDecode filter", |
| " } ifelse", |
| " >> image", |
| " }", |
| " {", |
| " %%", |
| " %% Parameters:", |
| " %% colormap: red, green, blue color packets.", |
| " %%", |
| " /colormap colors 3 mul string def", |
| " currentfile colormap readhexstring pop pop", |
| " currentfile buffer readline pop", |
| " [ /Indexed /DeviceRGB colors 1 sub colormap ] setcolorspace", |
| " <<", |
| " /ImageType 1", |
| " /Width columns", |
| " /Height rows", |
| " /BitsPerComponent 8", |
| " /Decode [0 255]", |
| " /ImageMatrix [columns 0 0 rows neg 0 rows]", |
| " compression 0 gt", |
| " { /DataSource pixel_stream %s }", |
| " { /DataSource pixel_stream %s } ifelse", |
| " >> image", |
| " } ifelse", |
| "} bind def", |
| "", |
| "/DisplayImage", |
| "{", |
| " %%", |
| " %% Display a DirectClass or PseudoClass image.", |
| " %%", |
| " %% Parameters:", |
| " %% x & y translation.", |
| " %% x & y scale.", |
| " %% label pointsize.", |
| " %% image label.", |
| " %% image columns & rows.", |
| " %% class: 0-DirectClass or 1-PseudoClass.", |
| " %% colorspace: 0-RGB or 1-CMYK.", |
| " %% compression: 0-RLECompression or 1-NoCompression.", |
| " %% hex color packets.", |
| " %%", |
| " gsave", |
| " /buffer 512 string def", |
| " /pixel_stream currentfile def", |
| "", |
| " currentfile buffer readline pop", |
| " token pop /x exch def", |
| " token pop /y exch def pop", |
| " x y translate", |
| " currentfile buffer readline pop", |
| " token pop /x exch def", |
| " token pop /y exch def pop", |
| " currentfile buffer readline pop", |
| " token pop /pointsize exch def pop", |
| (const char *) NULL |
| }, |
| *const PostscriptEpilog[]= |
| { |
| " x y scale", |
| " currentfile buffer readline pop", |
| " token pop /columns exch def", |
| " token pop /rows exch def pop", |
| " currentfile buffer readline pop", |
| " token pop /class exch def pop", |
| " currentfile buffer readline pop", |
| " token pop /colorspace exch def pop", |
| " currentfile buffer readline pop", |
| " token pop /compression exch def pop", |
| " class 0 gt { PseudoClassImage } { DirectClassImage } ifelse", |
| " grestore", |
| (const char *) NULL |
| }; |
| |
| char |
| buffer[MagickPathExtent], |
| date[MagickPathExtent], |
| page_geometry[MagickPathExtent], |
| **labels; |
| |
| CompressionType |
| compression; |
| |
| const char |
| *const *q, |
| *value; |
| |
| double |
| pointsize; |
| |
| GeometryInfo |
| geometry_info; |
| |
| MagickOffsetType |
| scene, |
| start, |
| stop; |
| |
| MagickBooleanType |
| progress, |
| status; |
| |
| MagickOffsetType |
| offset; |
| |
| MagickSizeType |
| number_pixels; |
| |
| MagickStatusType |
| flags; |
| |
| PointInfo |
| delta, |
| resolution, |
| scale; |
| |
| RectangleInfo |
| geometry, |
| media_info, |
| page_info; |
| |
| register const Quantum |
| *p; |
| |
| register ssize_t |
| x; |
| |
| register ssize_t |
| i; |
| |
| SegmentInfo |
| bounds; |
| |
| size_t |
| imageListLength, |
| length, |
| page, |
| text_size; |
| |
| ssize_t |
| j, |
| y; |
| |
| time_t |
| timer; |
| |
| unsigned char |
| *pixels; |
| |
| /* |
| Open output image file. |
| */ |
| assert(image_info != (const ImageInfo *) NULL); |
| assert(image_info->signature == MagickCoreSignature); |
| assert(image != (Image *) NULL); |
| assert(image->signature == MagickCoreSignature); |
| if (image->debug != MagickFalse) |
| (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); |
| assert(exception != (ExceptionInfo *) NULL); |
| assert(exception->signature == MagickCoreSignature); |
| status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); |
| if (status == MagickFalse) |
| return(status); |
| compression=image->compression; |
| if (image_info->compression != UndefinedCompression) |
| compression=image_info->compression; |
| switch (compression) |
| { |
| #if !defined(MAGICKCORE_JPEG_DELEGATE) |
| case JPEGCompression: |
| { |
| compression=RLECompression; |
| (void) ThrowMagickException(exception,GetMagickModule(), |
| MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JPEG)", |
| image->filename); |
| break; |
| } |
| #endif |
| default: |
| break; |
| } |
| (void) memset(&bounds,0,sizeof(bounds)); |
| page=1; |
| scene=0; |
| imageListLength=GetImageListLength(image); |
| do |
| { |
| /* |
| Scale relative to dots-per-inch. |
| */ |
| delta.x=DefaultResolution; |
| delta.y=DefaultResolution; |
| resolution.x=image->resolution.x; |
| resolution.y=image->resolution.y; |
| if ((resolution.x == 0.0) || (resolution.y == 0.0)) |
| { |
| flags=ParseGeometry(PSDensityGeometry,&geometry_info); |
| resolution.x=geometry_info.rho; |
| resolution.y=geometry_info.sigma; |
| if ((flags & SigmaValue) == 0) |
| resolution.y=resolution.x; |
| } |
| if (image_info->density != (char *) NULL) |
| { |
| flags=ParseGeometry(image_info->density,&geometry_info); |
| resolution.x=geometry_info.rho; |
| resolution.y=geometry_info.sigma; |
| if ((flags & SigmaValue) == 0) |
| resolution.y=resolution.x; |
| } |
| if (image->units == PixelsPerCentimeterResolution) |
| { |
| resolution.x=(size_t) (100.0*2.54*resolution.x+0.5)/100.0; |
| resolution.y=(size_t) (100.0*2.54*resolution.y+0.5)/100.0; |
| } |
| SetGeometry(image,&geometry); |
| (void) FormatLocaleString(page_geometry,MagickPathExtent,"%.20gx%.20g", |
| (double) image->columns,(double) image->rows); |
| if (image_info->page != (char *) NULL) |
| (void) CopyMagickString(page_geometry,image_info->page,MagickPathExtent); |
| else |
| if ((image->page.width != 0) && (image->page.height != 0)) |
| (void) FormatLocaleString(page_geometry,MagickPathExtent, |
| "%.20gx%.20g%+.20g%+.20g",(double) image->page.width,(double) |
| image->page.height,(double) image->page.x,(double) image->page.y); |
| else |
| if ((image->gravity != UndefinedGravity) && |
| (LocaleCompare(image_info->magick,"PS") == 0)) |
| (void) CopyMagickString(page_geometry,PSPageGeometry,MagickPathExtent); |
| (void) ConcatenateMagickString(page_geometry,">",MagickPathExtent); |
| (void) ParseMetaGeometry(page_geometry,&geometry.x,&geometry.y, |
| &geometry.width,&geometry.height); |
| scale.x=(double) (geometry.width*delta.x)/resolution.x; |
| geometry.width=(size_t) floor(scale.x+0.5); |
| scale.y=(double) (geometry.height*delta.y)/resolution.y; |
| geometry.height=(size_t) floor(scale.y+0.5); |
| (void) ParseAbsoluteGeometry(page_geometry,&media_info); |
| (void) ParseGravityGeometry(image,page_geometry,&page_info,exception); |
| if (image->gravity != UndefinedGravity) |
| { |
| geometry.x=(-page_info.x); |
| geometry.y=(ssize_t) (media_info.height+page_info.y-image->rows); |
| } |
| pointsize=12.0; |
| if (image_info->pointsize != 0.0) |
| pointsize=image_info->pointsize; |
| text_size=0; |
| value=GetImageProperty(image,"label",exception); |
| if (value != (const char *) NULL) |
| text_size=(size_t) (MultilineCensus(value)*pointsize+12); |
| if (page == 1) |
| { |
| /* |
| Output Postscript header. |
| */ |
| if (LocaleCompare(image_info->magick,"PS2") == 0) |
| (void) CopyMagickString(buffer,"%!PS-Adobe-3.0\n",MagickPathExtent); |
| else |
| (void) CopyMagickString(buffer,"%!PS-Adobe-3.0 EPSF-3.0\n", |
| MagickPathExtent); |
| (void) WriteBlobString(image,buffer); |
| (void) WriteBlobString(image,"%%Creator: (ImageMagick)\n"); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%%%%Title: (%s)\n", |
| image->filename); |
| (void) WriteBlobString(image,buffer); |
| timer=time((time_t *) NULL); |
| (void) FormatMagickTime(timer,MagickPathExtent,date); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%CreationDate: (%s)\n",date); |
| (void) WriteBlobString(image,buffer); |
| bounds.x1=(double) geometry.x; |
| bounds.y1=(double) geometry.y; |
| bounds.x2=(double) geometry.x+geometry.width; |
| bounds.y2=(double) geometry.y+geometry.height+text_size; |
| if ((image_info->adjoin != MagickFalse) && |
| (GetNextImageInList(image) != (Image *) NULL)) |
| (void) CopyMagickString(buffer,"%%BoundingBox: (atend)\n", |
| MagickPathExtent); |
| else |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%BoundingBox: %.20g %.20g %.20g %.20g\n",ceil(bounds.x1-0.5), |
| ceil(bounds.y1-0.5),floor(bounds.x2+0.5),floor(bounds.y2+0.5)); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%HiResBoundingBox: %g %g %g %g\n",bounds.x1, |
| bounds.y1,bounds.x2,bounds.y2); |
| } |
| (void) WriteBlobString(image,buffer); |
| value=GetImageProperty(image,"label",exception); |
| if (value != (const char *) NULL) |
| (void) WriteBlobString(image, |
| "%%DocumentNeededResources: font Helvetica\n"); |
| (void) WriteBlobString(image,"%%LanguageLevel: 2\n"); |
| if (LocaleCompare(image_info->magick,"PS2") != 0) |
| (void) WriteBlobString(image,"%%Pages: 1\n"); |
| else |
| { |
| (void) WriteBlobString(image,"%%Orientation: Portrait\n"); |
| (void) WriteBlobString(image,"%%PageOrder: Ascend\n"); |
| if (image_info->adjoin == MagickFalse) |
| (void) CopyMagickString(buffer,"%%Pages: 1\n",MagickPathExtent); |
| else |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%Pages: %.20g\n",(double) imageListLength); |
| (void) WriteBlobString(image,buffer); |
| } |
| if (image->colorspace == CMYKColorspace) |
| (void) WriteBlobString(image, |
| "%%DocumentProcessColors: Cyan Magenta Yellow Black\n"); |
| (void) WriteBlobString(image,"%%EndComments\n"); |
| (void) WriteBlobString(image,"\n%%BeginDefaults\n"); |
| (void) WriteBlobString(image,"%%EndDefaults\n\n"); |
| /* |
| Output Postscript commands. |
| */ |
| for (q=PostscriptProlog; *q; q++) |
| { |
| switch (compression) |
| { |
| case NoCompression: |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,*q, |
| "/ASCII85Decode filter"); |
| break; |
| } |
| case JPEGCompression: |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,*q, |
| "/DCTDecode filter"); |
| break; |
| } |
| case LZWCompression: |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,*q, |
| "/LZWDecode filter"); |
| break; |
| } |
| case FaxCompression: |
| case Group4Compression: |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,*q," "); |
| break; |
| } |
| default: |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,*q, |
| "/RunLengthDecode filter"); |
| break; |
| } |
| } |
| (void) WriteBlobString(image,buffer); |
| (void) WriteBlobByte(image,'\n'); |
| } |
| value=GetImageProperty(image,"label",exception); |
| if (value != (const char *) NULL) |
| { |
| (void) WriteBlobString(image, |
| " /Helvetica findfont pointsize scalefont setfont\n"); |
| for (j=(ssize_t) MultilineCensus(value)-1; j >= 0; j--) |
| { |
| (void) WriteBlobString(image," /label 512 string def\n"); |
| (void) WriteBlobString(image, |
| " currentfile label readline pop\n"); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| " 0 y %g add moveto label show pop\n",j*pointsize+12); |
| (void) WriteBlobString(image,buffer); |
| } |
| } |
| for (q=PostscriptEpilog; *q; q++) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%s\n",*q); |
| (void) WriteBlobString(image,buffer); |
| } |
| if (LocaleCompare(image_info->magick,"PS2") == 0) |
| (void) WriteBlobString(image," showpage\n"); |
| (void) WriteBlobString(image,"} bind def\n"); |
| (void) WriteBlobString(image,"%%EndProlog\n"); |
| } |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%%%%Page: 1 %.20g\n", |
| (double) page++); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%PageBoundingBox: %.20g %.20g %.20g %.20g\n",(double) geometry.x, |
| (double) geometry.y,geometry.x+(double) geometry.width,geometry.y+(double) |
| (geometry.height+text_size)); |
| (void) WriteBlobString(image,buffer); |
| if ((double) geometry.x < bounds.x1) |
| bounds.x1=(double) geometry.x; |
| if ((double) geometry.y < bounds.y1) |
| bounds.y1=(double) geometry.y; |
| if ((double) (geometry.x+geometry.width-1) > bounds.x2) |
| bounds.x2=(double) geometry.x+geometry.width-1; |
| if ((double) (geometry.y+(geometry.height+text_size)-1) > bounds.y2) |
| bounds.y2=(double) geometry.y+(geometry.height+text_size)-1; |
| value=GetImageProperty(image,"label",exception); |
| if (value != (const char *) NULL) |
| (void) WriteBlobString(image,"%%PageResources: font Helvetica\n"); |
| if (LocaleCompare(image_info->magick,"PS2") != 0) |
| (void) WriteBlobString(image,"userdict begin\n"); |
| start=TellBlob(image); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%BeginData:%13ld %s Bytes\n",0L, |
| compression == NoCompression ? "ASCII" : "Binary"); |
| (void) WriteBlobString(image,buffer); |
| stop=TellBlob(image); |
| (void) WriteBlobString(image,"DisplayImage\n"); |
| /* |
| Output image data. |
| */ |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%.20g %.20g\n%g %g\n%g\n",(double) geometry.x,(double) geometry.y, |
| scale.x,scale.y,pointsize); |
| (void) WriteBlobString(image,buffer); |
| labels=(char **) NULL; |
| value=GetImageProperty(image,"label",exception); |
| if (value != (const char *) NULL) |
| labels=StringToList(value); |
| if (labels != (char **) NULL) |
| { |
| for (i=0; labels[i] != (char *) NULL; i++) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%s \n", |
| labels[i]); |
| (void) WriteBlobString(image,buffer); |
| labels[i]=DestroyString(labels[i]); |
| } |
| labels=(char **) RelinquishMagickMemory(labels); |
| } |
| number_pixels=(MagickSizeType) image->columns*image->rows; |
| if (number_pixels != (MagickSizeType) ((size_t) number_pixels)) |
| ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); |
| if ((compression == FaxCompression) || (compression == Group4Compression) || |
| ((image_info->type != TrueColorType) && |
| (SetImageGray(image,exception) != MagickFalse))) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%.20g %.20g\n1\n%d\n",(double) image->columns,(double) image->rows, |
| (int) (image->colorspace == CMYKColorspace)); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%d\n",(int) |
| ((compression != FaxCompression) && |
| (compression != Group4Compression))); |
| (void) WriteBlobString(image,buffer); |
| (void) WriteBlobString(image,"0\n"); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%d\n", |
| (compression == FaxCompression) || |
| (compression == Group4Compression) ? 1 : 8); |
| (void) WriteBlobString(image,buffer); |
| switch (compression) |
| { |
| case FaxCompression: |
| case Group4Compression: |
| { |
| if (LocaleCompare(CCITTParam,"0") == 0) |
| { |
| (void) HuffmanEncodeImage(image_info,image,image,exception); |
| break; |
| } |
| (void) Huffman2DEncodeImage(image_info,image,image,exception); |
| break; |
| } |
| case JPEGCompression: |
| { |
| status=InjectImageBlob(image_info,image,image,"jpeg",exception); |
| if (status == MagickFalse) |
| { |
| (void) CloseBlob(image); |
| return(MagickFalse); |
| } |
| break; |
| } |
| case RLECompression: |
| default: |
| { |
| MemoryInfo |
| *pixel_info; |
| |
| register unsigned char |
| *q; |
| |
| /* |
| Allocate pixel array. |
| */ |
| length=(size_t) number_pixels; |
| pixel_info=AcquireVirtualMemory(length,sizeof(*pixels)); |
| if (pixel_info == (MemoryInfo *) NULL) |
| ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); |
| pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info); |
| /* |
| Dump runlength encoded pixels. |
| */ |
| q=pixels; |
| for (y=0; y < (ssize_t) image->rows; y++) |
| { |
| p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
| if (p == (const Quantum *) NULL) |
| break; |
| for (x=0; x < (ssize_t) image->columns; x++) |
| { |
| *q++=ScaleQuantumToChar(ClampToQuantum(GetPixelLuma(image,p))); |
| p+=GetPixelChannels(image); |
| } |
| progress=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, |
| image->rows); |
| if (progress == MagickFalse) |
| break; |
| } |
| length=(size_t) (q-pixels); |
| if (compression == LZWCompression) |
| status=LZWEncodeImage(image,length,pixels,exception); |
| else |
| status=PackbitsEncodeImage(image,length,pixels,exception); |
| pixel_info=RelinquishVirtualMemory(pixel_info); |
| if (status == MagickFalse) |
| { |
| (void) CloseBlob(image); |
| return(MagickFalse); |
| } |
| break; |
| } |
| case NoCompression: |
| { |
| /* |
| Dump uncompressed PseudoColor packets. |
| */ |
| Ascii85Initialize(image); |
| for (y=0; y < (ssize_t) image->rows; y++) |
| { |
| p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
| if (p == (const Quantum *) NULL) |
| break; |
| for (x=0; x < (ssize_t) image->columns; x++) |
| { |
| Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum( |
| GetPixelLuma(image,p)))); |
| p+=GetPixelChannels(image); |
| } |
| progress=SetImageProgress(image,SaveImageTag,(MagickOffsetType) |
| y,image->rows); |
| if (progress == MagickFalse) |
| break; |
| } |
| Ascii85Flush(image); |
| break; |
| } |
| } |
| } |
| else |
| if ((image->storage_class == DirectClass) || (image->colors > 256) || |
| (compression == JPEGCompression) || (image->alpha_trait != UndefinedPixelTrait)) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%.20g %.20g\n0\n%d\n",(double) image->columns,(double) image->rows, |
| (int) (image->colorspace == CMYKColorspace)); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%d\n", |
| (int) (compression == NoCompression)); |
| (void) WriteBlobString(image,buffer); |
| switch (compression) |
| { |
| case JPEGCompression: |
| { |
| status=InjectImageBlob(image_info,image,image,"jpeg",exception); |
| if (status == MagickFalse) |
| { |
| (void) CloseBlob(image); |
| return(MagickFalse); |
| } |
| break; |
| } |
| case RLECompression: |
| default: |
| { |
| MemoryInfo |
| *pixel_info; |
| |
| register unsigned char |
| *q; |
| |
| /* |
| Allocate pixel array. |
| */ |
| length=(size_t) number_pixels; |
| pixel_info=AcquireVirtualMemory(length,4*sizeof(*pixels)); |
| if (pixel_info == (MemoryInfo *) NULL) |
| ThrowWriterException(ResourceLimitError, |
| "MemoryAllocationFailed"); |
| pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info); |
| /* |
| Dump runlength encoded pixels. |
| */ |
| q=pixels; |
| for (y=0; y < (ssize_t) image->rows; y++) |
| { |
| p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
| if (p == (const Quantum *) NULL) |
| break; |
| for (x=0; x < (ssize_t) image->columns; x++) |
| { |
| if ((image->alpha_trait != UndefinedPixelTrait) && |
| (GetPixelAlpha(image,p) == (Quantum) TransparentAlpha)) |
| { |
| *q++=ScaleQuantumToChar(QuantumRange); |
| *q++=ScaleQuantumToChar(QuantumRange); |
| *q++=ScaleQuantumToChar(QuantumRange); |
| } |
| else |
| if (image->colorspace != CMYKColorspace) |
| { |
| *q++=ScaleQuantumToChar(GetPixelRed(image,p)); |
| *q++=ScaleQuantumToChar(GetPixelGreen(image,p)); |
| *q++=ScaleQuantumToChar(GetPixelBlue(image,p)); |
| } |
| else |
| { |
| *q++=ScaleQuantumToChar(GetPixelRed(image,p)); |
| *q++=ScaleQuantumToChar(GetPixelGreen(image,p)); |
| *q++=ScaleQuantumToChar(GetPixelBlue(image,p)); |
| *q++=ScaleQuantumToChar(GetPixelBlack(image,p)); |
| } |
| p+=GetPixelChannels(image); |
| } |
| progress=SetImageProgress(image,SaveImageTag,(MagickOffsetType) |
| y,image->rows); |
| if (progress == MagickFalse) |
| break; |
| } |
| length=(size_t) (q-pixels); |
| if (compression == LZWCompression) |
| status=LZWEncodeImage(image,length,pixels,exception); |
| else |
| status=PackbitsEncodeImage(image,length,pixels,exception); |
| if (status == MagickFalse) |
| { |
| (void) CloseBlob(image); |
| return(MagickFalse); |
| } |
| pixel_info=RelinquishVirtualMemory(pixel_info); |
| break; |
| } |
| case NoCompression: |
| { |
| /* |
| Dump uncompressed DirectColor packets. |
| */ |
| Ascii85Initialize(image); |
| for (y=0; y < (ssize_t) image->rows; y++) |
| { |
| p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
| if (p == (const Quantum *) NULL) |
| break; |
| for (x=0; x < (ssize_t) image->columns; x++) |
| { |
| if ((image->alpha_trait != UndefinedPixelTrait) && |
| (GetPixelAlpha(image,p) == (Quantum) TransparentAlpha)) |
| { |
| Ascii85Encode(image,ScaleQuantumToChar((Quantum) |
| QuantumRange)); |
| Ascii85Encode(image,ScaleQuantumToChar((Quantum) |
| QuantumRange)); |
| Ascii85Encode(image,ScaleQuantumToChar((Quantum) |
| QuantumRange)); |
| } |
| else |
| if (image->colorspace != CMYKColorspace) |
| { |
| Ascii85Encode(image,ScaleQuantumToChar( |
| GetPixelRed(image,p))); |
| Ascii85Encode(image,ScaleQuantumToChar( |
| GetPixelGreen(image,p))); |
| Ascii85Encode(image,ScaleQuantumToChar( |
| GetPixelBlue(image,p))); |
| } |
| else |
| { |
| Ascii85Encode(image,ScaleQuantumToChar( |
| GetPixelRed(image,p))); |
| Ascii85Encode(image,ScaleQuantumToChar( |
| GetPixelGreen(image,p))); |
| Ascii85Encode(image,ScaleQuantumToChar( |
| GetPixelBlue(image,p))); |
| Ascii85Encode(image,ScaleQuantumToChar( |
| GetPixelBlack(image,p))); |
| } |
| p+=GetPixelChannels(image); |
| } |
| progress=SetImageProgress(image,SaveImageTag,(MagickOffsetType) |
| y,image->rows); |
| if (progress == MagickFalse) |
| break; |
| } |
| Ascii85Flush(image); |
| break; |
| } |
| } |
| } |
| else |
| { |
| /* |
| Dump number of colors and colormap. |
| */ |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%.20g %.20g\n1\n%d\n",(double) image->columns,(double) image->rows, |
| (int) (image->colorspace == CMYKColorspace)); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%d\n", |
| (int) (compression == NoCompression)); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double) |
| image->colors); |
| (void) WriteBlobString(image,buffer); |
| for (i=0; i < (ssize_t) image->colors; i++) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,"%02X%02X%02X\n", |
| ScaleQuantumToChar(image->colormap[i].red), |
| ScaleQuantumToChar(image->colormap[i].green), |
| ScaleQuantumToChar(image->colormap[i].blue)); |
| (void) WriteBlobString(image,buffer); |
| } |
| switch (compression) |
| { |
| case RLECompression: |
| default: |
| { |
| MemoryInfo |
| *pixel_info; |
| |
| register unsigned char |
| *q; |
| |
| /* |
| Allocate pixel array. |
| */ |
| length=(size_t) number_pixels; |
| pixel_info=AcquireVirtualMemory(length,sizeof(*pixels)); |
| if (pixel_info == (MemoryInfo *) NULL) |
| ThrowWriterException(ResourceLimitError, |
| "MemoryAllocationFailed"); |
| pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info); |
| /* |
| Dump runlength encoded pixels. |
| */ |
| q=pixels; |
| for (y=0; y < (ssize_t) image->rows; y++) |
| { |
| p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
| if (p == (const Quantum *) NULL) |
| break; |
| for (x=0; x < (ssize_t) image->columns; x++) |
| { |
| *q++=(unsigned char) GetPixelIndex(image,p); |
| p+=GetPixelChannels(image); |
| } |
| progress=SetImageProgress(image,SaveImageTag,(MagickOffsetType) |
| y,image->rows); |
| if (progress == MagickFalse) |
| break; |
| } |
| length=(size_t) (q-pixels); |
| if (compression == LZWCompression) |
| status=LZWEncodeImage(image,length,pixels,exception); |
| else |
| status=PackbitsEncodeImage(image,length,pixels,exception); |
| pixel_info=RelinquishVirtualMemory(pixel_info); |
| if (status == MagickFalse) |
| { |
| (void) CloseBlob(image); |
| return(MagickFalse); |
| } |
| break; |
| } |
| case NoCompression: |
| { |
| /* |
| Dump uncompressed PseudoColor packets. |
| */ |
| Ascii85Initialize(image); |
| for (y=0; y < (ssize_t) image->rows; y++) |
| { |
| p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
| if (p == (const Quantum *) NULL) |
| break; |
| for (x=0; x < (ssize_t) image->columns; x++) |
| { |
| Ascii85Encode(image,(unsigned char) GetPixelIndex(image,p)); |
| p+=GetPixelChannels(image); |
| } |
| progress=SetImageProgress(image,SaveImageTag,(MagickOffsetType) |
| y,image->rows); |
| if (progress == MagickFalse) |
| break; |
| } |
| Ascii85Flush(image); |
| break; |
| } |
| } |
| } |
| (void) WriteBlobByte(image,'\n'); |
| length=(size_t) (TellBlob(image)-stop); |
| stop=TellBlob(image); |
| offset=SeekBlob(image,start,SEEK_SET); |
| if (offset < 0) |
| ThrowWriterException(CorruptImageError,"ImproperImageHeader"); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%BeginData:%13ld %s Bytes\n",(long) length, |
| compression == NoCompression ? "ASCII" : "Binary"); |
| (void) WriteBlobString(image,buffer); |
| offset=SeekBlob(image,stop,SEEK_SET); |
| (void) WriteBlobString(image,"%%EndData\n"); |
| if (LocaleCompare(image_info->magick,"PS2") != 0) |
| (void) WriteBlobString(image,"end\n"); |
| (void) WriteBlobString(image,"%%PageTrailer\n"); |
| if (GetNextImageInList(image) == (Image *) NULL) |
| break; |
| image=SyncNextImageInList(image); |
| status=SetImageProgress(image,SaveImagesTag,scene++,imageListLength); |
| if (status == MagickFalse) |
| break; |
| } while (image_info->adjoin != MagickFalse); |
| (void) WriteBlobString(image,"%%Trailer\n"); |
| if (page > 1) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%BoundingBox: %.20g %.20g %.20g %.20g\n",ceil(bounds.x1-0.5), |
| ceil(bounds.y1-0.5),floor(bounds.x2+0.5),floor(bounds.y2+0.5)); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%%%%HiResBoundingBox: %g %g %g %g\n",bounds.x1,bounds.y1, |
| bounds.x2,bounds.y2); |
| (void) WriteBlobString(image,buffer); |
| } |
| (void) WriteBlobString(image,"%%EOF\n"); |
| (void) CloseBlob(image); |
| return(MagickTrue); |
| } |