/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % PPPP SSSSS 33333 % % P P SS 33 % % PPPP SSS 333 % % P SS 33 % % P SSSSS 33333 % % % % % % Write Postscript Level III Format. % % % % Software Design % % John Cristy % % Lars Ruben Skyum % % July 1992 % % % % % % Copyright 1999-2007 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/blob.h" #include "magick/blob-private.h" #include "magick/color.h" #include "magick/color-private.h" #include "magick/compress.h" #include "magick/constitute.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/option.h" #include "magick/property.h" #include "magick/quantum-private.h" #include "magick/resource_.h" #include "magick/static.h" #include "magick/string_.h" #include "magick/module.h" #include "magick/token.h" #include "magick/utility.h" #include "magick/module.h" #if defined(HasTIFF) #define CCITTParam "-1" #else #define CCITTParam "0" #endif /* Define declarations. */ #define PS3_NoCompression "0" #define PS3_FaxCompression "1" #define PS3_JPEGCompression "2" #define PS3_LZWCompression "3" #define PS3_RLECompression "4" #define PS3_ZipCompression "5" #define PS3_RGBColorspace "0" #define PS3_CMYKColorspace "1" #define PS3_DirectClass "0" #define PS3_PseudoClass "1" /* Forward declarations. */ static MagickBooleanType WritePS3Image(const ImageInfo *,Image *); /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e g i s t e r P S 3 I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % RegisterPS3Image() adds properties for the PS3 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 RegisterPS3Image method is: % % unsigned long RegisterPS3Image(void) % */ ModuleExport unsigned long RegisterPS3Image(void) { MagickInfo *entry; entry=SetMagickInfo("EPS3"); entry->encoder=(EncodeImageHandler *) WritePS3Image; entry->description=ConstantString("Level III Encapsulated PostScript"); entry->module=ConstantString("PS3"); (void) RegisterMagickInfo(entry); entry=SetMagickInfo("PS3"); entry->encoder=(EncodeImageHandler *) WritePS3Image; entry->description=ConstantString("Level III PostScript"); entry->module=ConstantString("PS3"); (void) RegisterMagickInfo(entry); return(MagickImageCoderSignature); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % U n r e g i s t e r P S 3 I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % UnregisterPS3Image() removes format registrations made by the PS3 module % from the list of supported formats. % % The format of the UnregisterPS3Image method is: % % UnregisterPS3Image(void) % */ ModuleExport void UnregisterPS3Image(void) { (void) UnregisterMagickInfo("EPS3"); (void) UnregisterMagickInfo("PS3"); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e P S 3 I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WritePS3Image() translates an image to encapsulated Postscript Level III % 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 WritePS3Image method is: % % MagickBooleanType WritePS3Image(const ImageInfo *image_info,Image *image) % % A description of each parameter follows: % % o image_info: Specifies a pointer to a ImageInfo structure. % % o image: The image. % */ static MagickBooleanType SerializeImage(const ImageInfo *image_info, Image *image,unsigned char **pixels,size_t *length) { long y; MagickBooleanType status; register const IndexPacket *indexes; register const PixelPacket *p; register long x; register unsigned char *q; assert(image != (Image *) NULL); assert(image->signature == MagickSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); status=MagickTrue; *length=(image->colorspace == CMYKColorspace ? 4 : 3)* (size_t) image->columns*image->rows; *pixels=(unsigned char *) AcquireQuantumMemory(*length,sizeof(**pixels)); if (*pixels == (unsigned char *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); q=(*pixels); for (y=0; y < (long) image->rows; y++) { p=AcquireImagePixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; indexes=AcquireIndexes(image); if (image->colorspace != CMYKColorspace) for (x=0; x < (long) image->columns; x++) { *q++=ScaleQuantumToChar(p->red); *q++=ScaleQuantumToChar(p->green); *q++=ScaleQuantumToChar(p->blue); p++; } else for (x=0; x < (long) image->columns; x++) { *q++=ScaleQuantumToChar(p->red); *q++=ScaleQuantumToChar(p->green); *q++=ScaleQuantumToChar(p->blue); *q++=ScaleQuantumToChar(indexes[x]); p++; } if (image->previous == (Image *) NULL) if ((image->progress_monitor != (MagickProgressMonitor) NULL) && (QuantumTick(y,image->rows) != MagickFalse)) { status=image->progress_monitor(SaveImageTag,y,image->rows, image->client_data); if (status == MagickFalse) break; } } if (status == MagickFalse) *pixels=(unsigned char *) RelinquishMagickMemory(*pixels); return(status); } static MagickBooleanType SerializeImageChannel(const ImageInfo *image_info, Image *image,unsigned char **pixels,size_t *length) { long y; MagickBooleanType status; register const PixelPacket *p; register long x; register unsigned char *q; unsigned char code, bit; unsigned long pack, padded_columns; assert(image != (Image *) NULL); assert(image->signature == MagickSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); status=MagickTrue; pack=(unsigned long) (IsMonochromeImage(image,&image->exception) != MagickFalse ? 1 : 8); padded_columns=((image->columns+pack-1)/pack)*pack; *length=(size_t) padded_columns*image->rows/pack; *pixels=(unsigned char *) AcquireQuantumMemory(*length,sizeof(**pixels)); if (*pixels == (unsigned char *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); q=(*pixels); for (y=0; y < (long) image->rows; y++) { p=AcquireImagePixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; if (pack == 1) for (x=0; x < (long) image->columns; x++) { *q++=ScaleQuantumToChar(PixelIntensityToQuantum(p)); p++; } else { code='\0'; for (x=0; x < (long) padded_columns; x++) { bit=(unsigned char) 0x00; if (x < (long) image->columns) bit=(unsigned char) (PixelIntensityToQuantum(p) == (Quantum) TransparentOpacity ? 0x01 : 0x00); code=(code << 1)+bit; if (((x+1) % pack) == 0) { *q++=code; code='\0'; } p++; } } if (image->previous == (Image *) NULL) if ((image->progress_monitor != (MagickProgressMonitor) NULL) && (QuantumTick(y,image->rows) != MagickFalse)) { status=image->progress_monitor(SaveImageTag,y,image->rows, image->client_data); if (status == MagickFalse) break; } } if (status == MagickFalse) *pixels=(unsigned char *) RelinquishMagickMemory(*pixels); return(status); } static MagickBooleanType SerializeImageIndexes(const ImageInfo *image_info, Image *image,unsigned char **pixels,size_t *length) { long y; MagickBooleanType status; register const IndexPacket *indexes; register const PixelPacket *p; register long x; register unsigned char *q; assert(image != (Image *) NULL); assert(image->signature == MagickSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); status=MagickTrue; *length=(size_t) image->columns*image->rows; *pixels=(unsigned char *) AcquireQuantumMemory(*length,sizeof(**pixels)); if (*pixels == (unsigned char *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); q=(*pixels); for (y=0; y < (long) image->rows; y++) { p=AcquireImagePixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; indexes=AcquireIndexes(image); for (x=0; x < (long) image->columns; x++) *q++=(unsigned char) indexes[x]; if (image->previous == (Image *) NULL) if ((image->progress_monitor != (MagickProgressMonitor) NULL) && (QuantumTick(y,image->rows) != MagickFalse)) { status=image->progress_monitor(SaveImageTag,y,image->rows, image->client_data); if (status == MagickFalse) break; } } if (status == MagickFalse) *pixels=(unsigned char *) RelinquishMagickMemory(*pixels); return(status); } static MagickBooleanType WritePS3MaskImage(const ImageInfo *image_info, Image *image,const CompressionType compression) { char buffer[MaxTextExtent]; Image *mask_image; MagickBooleanType status; MagickOffsetType offset, start, stop; register long i; size_t length; unsigned char *pixels; assert(image_info != (ImageInfo *) NULL); assert(image_info->signature == MagickSignature); assert(image != (Image *) NULL); assert(image->signature == MagickSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); assert(image->matte != MagickFalse); status=MagickTrue; /* Note BeginData DSC comment for update later. */ start=TellBlob(image); (void) FormatMagickString(buffer,MaxTextExtent, "%%%%BeginData:%13ld %s Bytes\n",0L, compression == NoCompression ? "ASCII" : "BINARY"); (void) WriteBlobString(image,buffer); stop=TellBlob(image); /* Only lossless compressions for the mask. */ switch (compression) { case NoCompression: default: { (void) FormatMagickString(buffer,MaxTextExtent, "currentfile %lu %lu "PS3_NoCompression" ByteStreamDecodeFilter\n", image->columns,image->rows); break; } case FaxCompression: case Group4Compression: { (void) FormatMagickString(buffer,MaxTextExtent, "currentfile %lu %lu "PS3_FaxCompression" ByteStreamDecodeFilter\n", image->columns,image->rows); break; } case JPEGCompression: { (void) FormatMagickString(buffer,MaxTextExtent, "currentfile %lu %lu "PS3_JPEGCompression" ByteStreamDecodeFilter\n", image->columns,image->rows); break; } case LZWCompression: { (void) FormatMagickString(buffer,MaxTextExtent, "currentfile %lu %lu "PS3_LZWCompression" ByteStreamDecodeFilter\n", image->columns,image->rows); break; } case RLECompression: { (void) FormatMagickString(buffer,MaxTextExtent, "currentfile %lu %lu "PS3_RLECompression" ByteStreamDecodeFilter\n", image->columns,image->rows); break; } case ZipCompression: { (void) FormatMagickString(buffer,MaxTextExtent, "currentfile %lu %lu "PS3_ZipCompression" ByteStreamDecodeFilter\n", image->columns,image->rows); break; } } (void) WriteBlobString(image,buffer); (void) WriteBlobString(image,"/ReusableStreamDecode filter\n"); mask_image=CloneImage(image,0,0,MagickTrue,&image->exception); if (mask_image == (Image *) NULL) ThrowWriterException(CoderError,image->exception.reason); status=SeparateImageChannel(mask_image,OpacityChannel); if (status == MagickFalse) { mask_image=DestroyImage(mask_image); return(MagickFalse); } (void) SetImageType(mask_image,BilevelType); (void) SetImageType(mask_image,PaletteType); mask_image->matte=MagickFalse; pixels=(unsigned char *) NULL; length=0; switch (compression) { case NoCompression: { status=SerializeImageChannel(image_info,mask_image,&pixels,&length); if (status == MagickFalse) break; Ascii85Initialize(image); for (i=0; i < (long) length; i++) Ascii85Encode(image,pixels[i]); Ascii85Flush(image); pixels=(unsigned char *) RelinquishMagickMemory(pixels); break; } case FaxCompression: case Group4Compression: default: { if ((compression == FaxCompression) || (LocaleCompare(CCITTParam,"0") == 0)) status=HuffmanEncodeImage(image_info,mask_image); else status=Huffman2DEncodeImage(image_info,mask_image); break; } case JPEGCompression: { status=InjectImageBlob(image_info,mask_image,"jpeg"); break; } case LZWCompression: { status=SerializeImageChannel(image_info,mask_image,&pixels,&length); if (status == MagickFalse) break; status=LZWEncodeImage(image,length,pixels); pixels=(unsigned char *) RelinquishMagickMemory(pixels); break; } case RLECompression: { status=SerializeImageChannel(image_info,mask_image,&pixels,&length); if (status == MagickFalse) break; status=PackbitsEncodeImage(image,length,pixels); pixels=(unsigned char *) RelinquishMagickMemory(pixels); break; } case ZipCompression: { status=SerializeImageChannel(image_info,mask_image,&pixels,&length); if (status == MagickFalse) break; status=ZLIBEncodeImage(image,length,pixels); pixels=(unsigned char *) RelinquishMagickMemory(pixels); break; } } mask_image=DestroyImage(mask_image); (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) FormatMagickString(buffer,MaxTextExtent, "%%%%BeginData:%13ld %s Bytes\n",(long) length, compression == NoCompression ? "ASCII" : "BINARY"); (void) WriteBlobString(image,buffer); offset=SeekBlob(image,stop,SEEK_SET); if (offset < 0) ThrowWriterException(CorruptImageError,"ImproperImageHeader"); (void) WriteBlobString(image,"%%EndData\n"); (void) WriteBlobString(image, "/mask_stream exch def\n"); return(status); } static MagickBooleanType WritePS3Image(const ImageInfo *image_info,Image *image) { static const char *PostscriptProlog[]= { "/ByteStreamDecodeFilter", "{", " /z exch def", " /r exch def", " /c exch def", " z "PS3_NoCompression" eq { /ASCII85Decode filter } if", " z "PS3_FaxCompression" eq", " {", " <<", " /K "CCITTParam, " /Columns c", " /Rows r", " >>", " /CCITTFaxDecode filter", " } if", " z "PS3_JPEGCompression" eq { /DCTDecode filter } if", " z "PS3_LZWCompression" eq { /LZWDecode filter } if", " z "PS3_RLECompression" eq { /RunLengthDecode filter } if", " z "PS3_ZipCompression" eq { /FlateDecode filter } if", "} bind def", "", "/DirectClassImageDict", "{", " colorspace "PS3_RGBColorspace" eq", " {", " /DeviceRGB setcolorspace", " <<", " /ImageType 1", " /Width columns", " /Height rows", " /BitsPerComponent 8", " /DataSource pixel_stream", " /MultipleDataSources false", " /ImageMatrix [columns 0 0 rows neg 0 rows]", " /Decode [0 1 0 1 0 1]", " >>", " }", " {", " /DeviceCMYK setcolorspace", " <<", " /ImageType 1", " /Width columns", " /Height rows", " /BitsPerComponent 8", " /DataSource pixel_stream", " /MultipleDataSources false", " /ImageMatrix [columns 0 0 rows neg 0 rows]", " /Decode", " compression "PS3_JPEGCompression" eq", " { [1 0 1 0 1 0 1 0] }", " { [0 1 0 1 0 1 0 1] }", " ifelse", " >>", " }", " ifelse", "} bind def", "", "/PseudoClassImageDict", "{", " % Colors in colormap image.", " currentfile buffer readline pop", " token pop /colors exch def pop", " colors 0 eq", " {", " % Depth of grayscale image.", " 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]", " /DataSource pixel_stream", " >>", " }", " {", " % RGB colormap.", " /colormap colors 3 mul string def", " compression "PS3_NoCompression" eq", " { currentfile /ASCII85Decode filter colormap readstring pop pop }", " { currentfile colormap readstring pop pop }", " ifelse", " [ /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]", " /DataSource pixel_stream", " >>", " }", " ifelse", "} bind def", "", "/NonMaskedImageDict", "{", " class "PS3_PseudoClass" eq", " { PseudoClassImageDict }", " { DirectClassImageDict }", " ifelse", "} bind def", "", "/MaskedImageDict", "{", " <<", " /ImageType 3", " /InterleaveType 3", " /DataDict NonMaskedImageDict", " /MaskDict", " <<", " /ImageType 1", " /Width columns", " /Height rows", " /BitsPerComponent 1", " /DataSource mask_stream", " /MultipleDataSources false", " /ImageMatrix [ columns 0 0 rows neg 0 rows]", " /Decode [ 0 1 ]", " >>", " >>", "} bind def", "", "/ClipImage", "{} def", "", "/DisplayImage", "{", " /buffer 512 string def", " % Translation.", " currentfile buffer readline pop", " token pop /x exch def", " token pop /y exch def pop", " x y translate", " % Image size and font size.", " 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", (char *) NULL }, *PostscriptEpilog[]= { " x y scale", " % Clipping path.", " currentfile buffer readline pop", " token pop /clipped exch def pop", " % Showpage.", " currentfile buffer readline pop", " token pop /sp exch def pop", " % Image pixel size.", " currentfile buffer readline pop", " token pop /columns exch def", " token pop /rows exch def pop", " % Colorspace (RGB/CMYK).", " currentfile buffer readline pop", " token pop /colorspace exch def pop", " % Transparency.", " currentfile buffer readline pop", " token pop /alpha exch def pop", " % Stencil mask?", " currentfile buffer readline pop", " token pop /stencil exch def pop", " % Image class (direct/pseudo).", " currentfile buffer readline pop", " token pop /class exch def pop", " % Compression type.", " currentfile buffer readline pop", " token pop /compression exch def pop", " % Clip and render.", " /pixel_stream currentfile columns rows compression ByteStreamDecodeFilter def", " clipped { ClipImage } if", " alpha stencil not and", " { MaskedImageDict mask_stream resetfile }", " { NonMaskedImageDict }", " ifelse", " stencil { 0 setgray imagemask } { image } ifelse", " grestore", " sp { showpage } if", "} bind def", (char *) NULL }; char buffer[MaxTextExtent], date[MaxTextExtent], **labels, page_geometry[MaxTextExtent]; CompressionType compression; const char *option, **q, *value; double pointsize; GeometryInfo geometry_info; long j; MagickBooleanType status; MagickOffsetType offset, scene, start, stop; MagickStatusType flags; PointInfo delta, resolution, scale; RectangleInfo geometry, media_info, page_info; register long i; SegmentInfo bounds; size_t length; time_t timer; unsigned char *pixels; unsigned long page, pixel, text_size; /* Open output image file. */ assert(image_info != (const ImageInfo *) NULL); assert(image_info->signature == MagickSignature); assert(image != (Image *) NULL); assert(image->signature == MagickSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception); if (status == MagickFalse) return(MagickFalse); compression=image->compression; switch (compression) { case FaxCompression: case Group4Compression: { if ((IsMonochromeImage(image,&image->exception) == MagickFalse) || (image->matte != MagickFalse)) compression=RLECompression; break; } #if !defined(HasJPEG) case JPEGCompression: { compression=RLECompression; (void) ThrowMagickException(&image->exception,GetMagickModule(), MissingDelegateError,"JPEGLibraryIsNotAvailable","`%s'", image->filename); break; } #endif #if !defined(HasZLIB) case ZipCompression: { compression=RLECompression; (void) ThrowMagickException(&image->exception,GetMagickModule(), MissingDelegateError,"ZipLibraryIsNotAvailable","`%s'",image->filename); break; } #endif default: break; } (void) ResetMagickMemory(&bounds,0,sizeof(bounds)); page=0; scene=0; do { /* Scale relative to dots-per-inch. */ delta.x=DefaultResolution; delta.y=DefaultResolution; 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->x_resolution != 0.0) resolution.x=image->x_resolution; if (image->y_resolution != 0.0) resolution.y=image->y_resolution; 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*=2.54; resolution.y*=2.54; } SetGeometry(image,&geometry); (void) FormatMagickString(page_geometry,MaxTextExtent,"%lux%lu", image->columns,image->rows); if (image_info->page != (char *) NULL) (void) CopyMagickString(page_geometry,image_info->page,MaxTextExtent); else if ((image->page.width != 0) && (image->page.height != 0)) (void) FormatMagickString(page_geometry,MaxTextExtent,"%lux%lu%+ld%+ld", image->page.width,image->page.height,image->page.x,image->page.y); else if ((image->gravity != UndefinedGravity) && (LocaleCompare(image_info->magick,"PS") == 0)) (void) CopyMagickString(page_geometry,PSPageGeometry,MaxTextExtent); (void) ConcatenateMagickString(page_geometry,">",MaxTextExtent); (void) ParseMetaGeometry(page_geometry,&geometry.x,&geometry.y, &geometry.width,&geometry.height); scale.x=(double) (geometry.width*delta.x)/resolution.x; geometry.width=(unsigned long) (scale.x+0.5); scale.y=(double) (geometry.height*delta.y)/resolution.y; geometry.height=(unsigned long) (scale.y+0.5); (void) ParseAbsoluteGeometry(page_geometry,&media_info); (void) ParseGravityGeometry(image,page_geometry,&page_info); if (image->gravity != UndefinedGravity) { geometry.x=(-page_info.x); geometry.y=(long) (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"); if (value != (const char *) NULL) text_size=(unsigned long) (MultilineCensus(value)*pointsize+12); page++; if (page == 1) { /* Postscript header on the first page. */ if (LocaleCompare(image_info->magick,"PS3") == 0) (void) CopyMagickString(buffer,"%!PS-Adobe-3.0\n",MaxTextExtent); else (void) CopyMagickString(buffer,"%!PS-Adobe-3.0 EPSF-3.0\n", MaxTextExtent); (void) WriteBlobString(image,buffer); (void) FormatMagickString(buffer,MaxTextExtent, "%%%%Creator: ImageMagick %s\n",MagickLibVersionText); (void) WriteBlobString(image,buffer); (void) FormatMagickString(buffer,MaxTextExtent,"%%%%Title: %s\n", image->filename); (void) WriteBlobString(image,buffer); timer=time((time_t *) NULL); (void) localtime(&timer); (void) CopyMagickString(date,ctime(&timer),MaxTextExtent); date[strlen(date)-1]='\0'; (void) FormatMagickString(buffer,MaxTextExtent, "%%%%CreationDate: %s\n",date); (void) WriteBlobString(image,buffer); bounds.x1=(double) geometry.x; bounds.y1=(double) geometry.y; bounds.x2=(double) geometry.x+scale.x; bounds.y2=(double) geometry.y+scale.y+text_size; if ((image_info->adjoin != MagickFalse) && (GetNextImageInList(image) != (Image *) NULL)) { (void) WriteBlobString(image,"%%BoundingBox: (atend)\n"); (void) WriteBlobString(image,"%%HiResBoundingBox: (atend)\n"); } else { (void) FormatMagickString(buffer,MaxTextExtent, "%%%%BoundingBox: %g %g %g %g\n",floor(bounds.x1+0.5), floor(bounds.y1+0.5),ceil(bounds.x2-0.5),ceil(bounds.y2-0.5)); (void) WriteBlobString(image,buffer); (void) FormatMagickString(buffer,MaxTextExtent, "%%%%HiResBoundingBox: %g %g %g %g\n",bounds.x1,bounds.y1, bounds.x2,bounds.y2); (void) WriteBlobString(image,buffer); if (image->colorspace == CMYKColorspace) (void) WriteBlobString(image, "%%DocumentProcessColors: Cyan Magenta Yellow Black\n"); else if (IsGrayImage(image,&image->exception) != MagickFalse) (void) WriteBlobString(image, "%%DocumentProcessColors: Black\n"); } /* Font resources */ value=GetImageProperty(image,"label"); if (value != (const char *) NULL) (void) WriteBlobString(image, "%%DocumentNeededResources: font Helvetica\n"); (void) WriteBlobString(image,"%%LanguageLevel: 3\n"); /* Pages, orientation and order. */ if (LocaleCompare(image_info->magick,"PS3") != 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",MaxTextExtent); else (void) FormatMagickString(buffer,MaxTextExtent,"%%%%Pages: %lu\n", (unsigned long) GetImageListLength(image)); (void) WriteBlobString(image,buffer); } (void) WriteBlobString(image,"%%EndComments\n"); /* The static postscript procedures prolog. */ (void)WriteBlobString(image,"%%BeginProlog\n"); for (q=PostscriptProlog; *q; q++) { (void) WriteBlobString(image,*q); (void) WriteBlobByte(image,'\n'); } /* One label line for each line in label string. */ value=GetImageProperty(image,"label"); if (value != (const char *) NULL) { (void) WriteBlobString(image,"\n %% Labels.\n /Helvetica " " findfont pointsize scalefont setfont\n"); for (i=(long) MultilineCensus(value)-1; i >= 0; i--) { (void) WriteBlobString(image, " currentfile buffer readline pop token pop\n"); (void) FormatMagickString(buffer,MaxTextExtent, " 0 y %g add moveto show pop\n",i*pointsize+12); (void) WriteBlobString(image,buffer); } } /* The static postscript procedures epilog. */ for (q=PostscriptEpilog; *q; q++) { (void) WriteBlobString(image,*q); (void) WriteBlobByte(image,'\n'); } (void)WriteBlobString(image,"%%EndProlog\n"); } (void) FormatMagickString(buffer,MaxTextExtent,"%%%%Page: 1 %lu\n",page); (void) WriteBlobString(image,buffer); /* Page bounding box. */ (void) FormatMagickString(buffer,MaxTextExtent, "%%%%PageBoundingBox: %ld %ld %ld %ld\n",geometry.x,geometry.y,geometry.x+ (long) geometry.width,geometry.y+(long) (geometry.height+text_size)); (void) WriteBlobString(image,buffer); /* Page process colors if not RGB. */ if (image->colorspace == CMYKColorspace) (void) WriteBlobString(image, "%%PageProcessColors: Cyan Magenta Yellow Black\n"); else if (IsGrayImage(image,&image->exception) != MagickFalse) (void) WriteBlobString(image,"%%PageProcessColors: Black\n"); /* Adjust document bounding box to bound page bounding box. */ 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+scale.x) > bounds.x2) bounds.x2=(double) geometry.x+scale.x; if ((double) (geometry.y+scale.y+text_size) > bounds.y2) bounds.y2=(double) geometry.y+scale.y+text_size; /* Page font resource if there's a label. */ value=GetImageProperty(image,"label"); if (value != (const char *) NULL) (void) WriteBlobString(image,"%%PageResources: font Helvetica\n"); /* PS clipping path from Photoshop clipping path. */ if ((image->clip_mask == (Image *) NULL) || (LocaleNCompare("8BIM:",image->clip_mask->magick_filename,5) != 0)) (void) WriteBlobString(image,"/ClipImage {} def\n"); else { const char *value; value=GetImageProperty(image,image->clip_mask->magick_filename); if (value == (const char *) NULL) return(MagickFalse); (void) WriteBlobString(image,value); (void) WriteBlobByte(image,'\n'); } /* Push a dictionary for our own def's if this is an EPS. */ if (LocaleCompare(image_info->magick,"PS3") != 0) (void) WriteBlobString(image,"userdict begin\n"); /* Image mask. */ if ((image->matte != MagickFalse) && (WritePS3MaskImage(image_info,image,compression) == MagickFalse)) { CloseBlob(image); return(MagickFalse); } /* Remember position of BeginData comment so we can update it. */ start=TellBlob(image); (void) FormatMagickString(buffer,MaxTextExtent, "%%%%BeginData:%13ld %s Bytes\n",0L, compression == NoCompression ? "ASCII" : "BINARY"); (void) WriteBlobString(image,buffer); stop=TellBlob(image); (void) WriteBlobString(image,"DisplayImage\n"); /* Translate, scale, and font point size. */ (void) FormatMagickString(buffer,MaxTextExtent,"%ld %ld\n%g %g\n%f\n", geometry.x,geometry.y,scale.x,scale.y,pointsize); (void) WriteBlobString(image,buffer); /* Output labels. */ labels=(char **) NULL; value=GetImageProperty(image,"label"); if (value != (const char *) NULL) labels=StringToList(value); if (labels != (char **) NULL) { for (i=0; labels[i] != (char *) NULL; i++) { if (compression != NoCompression) { for (j=0; labels[i][j] != '\0'; j++) (void) WriteBlobByte(image,(unsigned char) labels[i][j]); (void) WriteBlobByte(image,'\n'); } else { (void) WriteBlobString(image,"<~"); Ascii85Initialize(image); for (j=0; labels[i][j] != '\0'; j++) Ascii85Encode(image,(unsigned char) labels[i][j]); Ascii85Flush(image); } labels[i]=DestroyString(labels[i]); } labels=(char **) RelinquishMagickMemory(labels); } /* Photoshop clipping path active? */ if ((image->clip_mask != (Image *) NULL) && (LocaleNCompare("8BIM:",image->clip_mask->magick_filename,5) == 0)) (void) WriteBlobString(image,"true\n"); else (void) WriteBlobString(image,"false\n"); /* Showpage for non-EPS. */ (void) WriteBlobString(image, LocaleCompare(image_info->magick,"PS3") == 0 ? "true\n" : "false\n"); /* Image columns, rows, and color space. */ (void) FormatMagickString(buffer,MaxTextExtent,"%lu %lu\n%s\n", image->columns,image->rows,image->colorspace == CMYKColorspace ? PS3_CMYKColorspace : PS3_RGBColorspace); (void) WriteBlobString(image,buffer); /* Masked image? */ (void) WriteBlobString(image,image->matte != MagickFalse ? "true\n" : "false\n"); /* Render with imagemask operator? */ option=GetImageOption(image_info,"ps3:imagemask"); (void) WriteBlobString(image,((option != (const char *) NULL) && (IsMonochromeImage(image,&image->exception) != MagickFalse)) ? "true\n" : "false\n"); /* Output pixel data. */ pixels=(unsigned char *) NULL; length=0; if ((image_info->type != TrueColorType) && (image_info->type != TrueColorMatteType) && (image_info->type != ColorSeparationType) && (image_info->type != ColorSeparationMatteType) && (image->colorspace != CMYKColorspace) && ((IsGrayImage(image,&image->exception) != MagickFalse) || (IsMonochromeImage(image,&image->exception) != MagickFalse))) { /* Gray images. */ (void) WriteBlobString(image,PS3_PseudoClass"\n"); switch (compression) { case NoCompression: default: { (void) WriteBlobString(image,PS3_NoCompression"\n"); break; } case FaxCompression: case Group4Compression: { (void) WriteBlobString(image,PS3_FaxCompression"\n"); break; } case JPEGCompression: { (void) WriteBlobString(image,PS3_JPEGCompression"\n"); break; } case LZWCompression: { (void) WriteBlobString(image,PS3_LZWCompression"\n"); break; } case RLECompression: { (void) WriteBlobString(image,PS3_RLECompression"\n"); break; } case ZipCompression: { (void) WriteBlobString(image,PS3_ZipCompression"\n"); break; } } /* Number of colors -- 0 for single component non-color mapped data. */ (void) WriteBlobString(image,"0\n"); /* 1 bit or 8 bit components? */ (void) FormatMagickString(buffer,MaxTextExtent,"%d\n", IsMonochromeImage(image,&image->exception) != MagickFalse ? 1 : 8); (void) WriteBlobString(image,buffer); /* Image data. */ if (compression == JPEGCompression) status=InjectImageBlob(image_info,image,"jpeg"); else if ((compression == FaxCompression) || (compression == Group4Compression)) { if (LocaleCompare(CCITTParam,"0") == 0) status=HuffmanEncodeImage(image_info,image); else status=Huffman2DEncodeImage(image_info,image); } else { status=SerializeImageChannel(image_info,image,&pixels,&length); if (status == MagickFalse) { CloseBlob(image); return(MagickFalse); } switch (compression) { case NoCompression: default: { Ascii85Initialize(image); for (i=0; i < (long) length; i++) Ascii85Encode(image,pixels[i]); Ascii85Flush(image); status=MagickTrue; break; } case LZWCompression: { status=LZWEncodeImage(image,length,pixels); break; } case RLECompression: { status=PackbitsEncodeImage(image,length,pixels); break; } case ZipCompression: { status=ZLIBEncodeImage(image,length,pixels); break; } } pixels=(unsigned char *) RelinquishMagickMemory(pixels); } } else if ((image->storage_class == DirectClass) || (image->colors > 256) || (compression == JPEGCompression)) { /* Truecolor image. */ (void) WriteBlobString(image,PS3_DirectClass"\n"); switch (compression) { case NoCompression: default: { (void) WriteBlobString(image,PS3_NoCompression"\n"); break; } case RLECompression: { (void) WriteBlobString(image,PS3_RLECompression"\n"); break; } case JPEGCompression: { (void) WriteBlobString(image,PS3_JPEGCompression"\n"); break; } case LZWCompression: { (void) WriteBlobString(image,PS3_LZWCompression"\n"); break; } case ZipCompression: { (void) WriteBlobString(image,PS3_ZipCompression"\n"); break; } } /* Image data. */ if (compression == JPEGCompression) status=InjectImageBlob(image_info,image,"jpeg"); else { /* Stream based compressions. */ status=SerializeImage(image_info,image,&pixels,&length); if (status == MagickFalse) { CloseBlob(image); return(MagickFalse); } switch (compression) { case NoCompression: default: { Ascii85Initialize(image); for (i=0; i < (long) length; i++) Ascii85Encode(image,pixels[i]); Ascii85Flush(image); status=MagickTrue; break; } case RLECompression: { status=PackbitsEncodeImage(image,length,pixels); break; } case LZWCompression: { status=LZWEncodeImage(image,length,pixels); break; } case ZipCompression: { status=ZLIBEncodeImage(image,length,pixels); break; } } pixels=(unsigned char *) RelinquishMagickMemory(pixels); } } else { /* Colormapped images. */ (void) WriteBlobString(image,PS3_PseudoClass"\n"); switch (compression) { case NoCompression: default: { (void) WriteBlobString(image,PS3_NoCompression"\n"); break; } case JPEGCompression: { (void) WriteBlobString(image,PS3_JPEGCompression"\n"); break; } case RLECompression: { (void) WriteBlobString(image,PS3_RLECompression"\n"); break; } case LZWCompression: { (void) WriteBlobString(image,PS3_LZWCompression"\n"); break; } case ZipCompression: { (void) WriteBlobString(image,PS3_ZipCompression"\n"); break; } } /* Number of colors in color map. */ (void) FormatMagickString(buffer,MaxTextExtent,"%lu\n", image->colors); (void) WriteBlobString(image,buffer); /* Color map - uncompressed. */ if (compression != NoCompression) { for (i=0; i < (long) image->colors; i++) { pixel=ScaleQuantumToChar(image->colormap[i].red); (void) WriteBlobByte(image,(unsigned char) pixel); pixel=ScaleQuantumToChar(image->colormap[i].green); (void) WriteBlobByte(image,(unsigned char) pixel); pixel=ScaleQuantumToChar(image->colormap[i].blue); (void) WriteBlobByte(image,(unsigned char) pixel); } } else { Ascii85Initialize(image); for (i=0; i < (long) image->colors; i++) { pixel=ScaleQuantumToChar(image->colormap[i].red); Ascii85Encode(image,(unsigned char) pixel); pixel=ScaleQuantumToChar(image->colormap[i].green); Ascii85Encode(image,(unsigned char) pixel); pixel=ScaleQuantumToChar(image->colormap[i].blue); Ascii85Encode(image,(unsigned char) pixel); } Ascii85Flush(image); } status=SerializeImageIndexes(image_info,image,&pixels,&length); if (status == MagickFalse) { CloseBlob(image); return(MagickFalse); } switch (compression) { case NoCompression: default: { Ascii85Initialize(image); for (i=0; i < (long) length; i++) Ascii85Encode(image,pixels[i]); Ascii85Flush(image); status=MagickTrue; break; } case JPEGCompression: { status=InjectImageBlob(image_info,image,"jpeg"); break; } case RLECompression: { status=PackbitsEncodeImage(image,length,pixels); break; } case LZWCompression: { status=LZWEncodeImage(image,length,pixels); break; } case ZipCompression: { status=ZLIBEncodeImage(image,length,pixels); break; } } pixels=(unsigned char *) RelinquishMagickMemory(pixels); } (void) WriteBlobByte(image,'\n'); if (status == MagickFalse) { CloseBlob(image); return(MagickFalse); } /* Update BeginData now that we know the data size. */ length=(size_t) (TellBlob(image)-stop); stop=TellBlob(image); offset=SeekBlob(image,start,SEEK_SET); if (offset < 0) ThrowWriterException(CorruptImageError,"ImproperImageHeader"); (void) FormatMagickString(buffer,MaxTextExtent, "%%%%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"); /* End private dictionary if this is an EPS. */ if (LocaleCompare(image_info->magick,"PS3") != 0) (void) WriteBlobString(image,"end\n"); (void) WriteBlobString(image,"%%PageTrailer\n"); if (GetNextImageInList(image) == (Image *) NULL) break; image=SyncNextImageInList(image); if (image->progress_monitor != (MagickProgressMonitor) NULL) { status=image->progress_monitor(SaveImagesTag,scene, GetImageListLength(image),image->client_data); if (status == MagickFalse) break; } scene++; } while (image_info->adjoin != MagickFalse); (void) WriteBlobString(image,"%%Trailer\n"); if (page > 1) { (void) FormatMagickString(buffer,MaxTextExtent, "%%%%BoundingBox: %g %g %g %g\n",floor(bounds.x1+0.5), floor(bounds.y1+0.5),ceil(bounds.x2-0.5),ceil(bounds.y2-0.5)); (void) WriteBlobString(image,buffer); (void) FormatMagickString(buffer,MaxTextExtent, "%%%%HiResBoundingBox: %g %g %g %g\n",bounds.x1,bounds.y1, bounds.x2,bounds.y2); (void) WriteBlobString(image,buffer); } (void) WriteBlobString(image,"%%EOF\n"); CloseBlob(image); return(MagickTrue); }