forked from openkylin/imagemagick
1133 lines
41 KiB
C
1133 lines
41 KiB
C
/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% PPPP SSSSS 22222 %
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% P P SS 22 %
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% PPPP SSS 222 %
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% P SS 22 %
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% P SSSSS 22222 %
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% %
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% %
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% Write Postscript Level II Format %
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% %
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% Software Design %
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% Cristy %
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% July 1992 %
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% %
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% %
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% Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization %
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% dedicated to making software imaging solutions freely available. %
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% %
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% You may not use this file except in compliance with the License. You may %
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% obtain a copy of the License at %
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% %
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% https://imagemagick.org/script/license.php %
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% %
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% Unless required by applicable law or agreed to in writing, software %
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% distributed under the License is distributed on an "AS IS" BASIS, %
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% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
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% See the License for the specific language governing permissions and %
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% limitations under the License. %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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%
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*/
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/*
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Include declarations.
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*/
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#include "magick/studio.h"
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#include "magick/attribute.h"
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#include "magick/blob.h"
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#include "magick/blob-private.h"
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#include "magick/cache.h"
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#include "magick/color.h"
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#include "magick/color-private.h"
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#include "magick/compress.h"
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#include "magick/constitute.h"
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#include "magick/draw.h"
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#include "magick/exception.h"
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#include "magick/exception-private.h"
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#include "magick/geometry.h"
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#include "magick/image.h"
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#include "magick/image-private.h"
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#include "magick/list.h"
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#include "magick/magick.h"
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#include "magick/memory_.h"
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#include "magick/module.h"
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#include "magick/monitor.h"
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#include "magick/monitor-private.h"
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#include "magick/monitor-private.h"
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#include "magick/option.h"
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#include "magick/pixel-accessor.h"
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#include "magick/property.h"
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#include "magick/quantum-private.h"
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#include "magick/resource_.h"
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#include "magick/static.h"
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#include "magick/string_.h"
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#include "magick/timer-private.h"
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#include "magick/utility.h"
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/*
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Define declarations.
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*/
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#if defined(MAGICKCORE_TIFF_DELEGATE)
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#define CCITTParam "-1"
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#else
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#define CCITTParam "0"
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#endif
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/*
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Forward declarations.
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*/
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static MagickBooleanType
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WritePS2Image(const ImageInfo *,Image *);
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% R e g i s t e r P S 2 I m a g e %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% RegisterPS2Image() adds properties for the PS2 image format to
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% the list of supported formats. The properties include the image format
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% tag, a method to read and/or write the format, whether the format
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% supports the saving of more than one frame to the same file or blob,
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% whether the format supports native in-memory I/O, and a brief
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% description of the format.
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%
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% The format of the RegisterPS2Image method is:
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%
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% size_t RegisterPS2Image(void)
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%
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*/
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ModuleExport size_t RegisterPS2Image(void)
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{
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MagickInfo
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*entry;
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entry=SetMagickInfo("EPS2");
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entry->encoder=(EncodeImageHandler *) WritePS2Image;
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entry->adjoin=MagickFalse;
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entry->seekable_stream=MagickTrue;
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entry->blob_support=MagickFalse;
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entry->description=ConstantString("Level II Encapsulated PostScript");
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entry->mime_type=ConstantString("application/postscript");
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entry->magick_module=ConstantString("PS2");
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(void) RegisterMagickInfo(entry);
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entry=SetMagickInfo("PS2");
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entry->encoder=(EncodeImageHandler *) WritePS2Image;
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entry->seekable_stream=MagickTrue;
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entry->blob_support=MagickFalse;
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entry->description=ConstantString("Level II PostScript");
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entry->mime_type=ConstantString("application/postscript");
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entry->magick_module=ConstantString("PS2");
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(void) RegisterMagickInfo(entry);
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return(MagickImageCoderSignature);
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}
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% U n r e g i s t e r P S 2 I m a g e %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% UnregisterPS2Image() removes format registrations made by the
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% PS2 module from the list of supported formats.
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%
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% The format of the UnregisterPS2Image method is:
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%
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% UnregisterPS2Image(void)
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%
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*/
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ModuleExport void UnregisterPS2Image(void)
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{
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(void) UnregisterMagickInfo("EPS2");
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(void) UnregisterMagickInfo("PS2");
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}
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% W r i t e P S 2 I m a g e %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% WritePS2Image translates an image to encapsulated Postscript
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% Level II for printing. If the supplied geometry is null, the image is
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% centered on the Postscript page. Otherwise, the image is positioned as
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% specified by the geometry.
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%
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% The format of the WritePS2Image method is:
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%
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% MagickBooleanType WritePS2Image(const ImageInfo *image_info,Image *image)
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%
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% A description of each parameter follows:
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%
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% o image_info: the image info.
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%
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% o image: the image.
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%
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*/
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static MagickBooleanType Huffman2DEncodeImage(const ImageInfo *image_info,
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Image *image,Image *inject_image)
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{
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Image
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*group4_image;
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ImageInfo
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*write_info;
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MagickBooleanType
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status;
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size_t
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length;
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unsigned char
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*group4;
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group4_image=CloneImage(inject_image,0,0,MagickTrue,&image->exception);
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if (group4_image == (Image *) NULL)
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return(MagickFalse);
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write_info=CloneImageInfo(image_info);
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(void) CopyMagickString(write_info->filename,"GROUP4:",MaxTextExtent);
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(void) CopyMagickString(write_info->magick,"GROUP4",MaxTextExtent);
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group4=(unsigned char *) ImageToBlob(write_info,group4_image,&length,
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&image->exception);
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write_info=DestroyImageInfo(write_info);
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group4_image=DestroyImage(group4_image);
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if (group4 == (unsigned char *) NULL)
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return(MagickFalse);
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status=MagickTrue;
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if (WriteBlob(image,length,group4) != (ssize_t) length)
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status=MagickFalse;
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group4=(unsigned char *) RelinquishMagickMemory(group4);
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return(status);
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}
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static MagickBooleanType WritePS2Image(const ImageInfo *image_info,Image *image)
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{
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static const char
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PostscriptProlog[] =
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"%%%%BeginProlog\n"
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"%%\n"
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"%% Display a color image. The image is displayed in color on\n"
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"%% Postscript viewers or printers that support color, otherwise\n"
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"%% it is displayed as grayscale.\n"
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"%%\n"
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"/DirectClassImage\n"
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"{\n"
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" %%\n"
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" %% Display a DirectClass image.\n"
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" %%\n"
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" colorspace 0 eq\n"
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" {\n"
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" /DeviceRGB setcolorspace\n"
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" <<\n"
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" /ImageType 1\n"
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" /Width columns\n"
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" /Height rows\n"
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" /BitsPerComponent 8\n"
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" /Decode [0 1 0 1 0 1]\n"
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" /ImageMatrix [columns 0 0 rows neg 0 rows]\n"
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" compression 0 gt\n"
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" { /DataSource pixel_stream %s }\n"
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" { /DataSource pixel_stream %s } ifelse\n"
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" >> image\n"
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" }\n"
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" {\n"
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" /DeviceCMYK setcolorspace\n"
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" <<\n"
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" /ImageType 1\n"
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" /Width columns\n"
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" /Height rows\n"
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" /BitsPerComponent 8\n"
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" /Decode [1 0 1 0 1 0 1 0]\n"
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" /ImageMatrix [columns 0 0 rows neg 0 rows]\n"
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" compression 0 gt\n"
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" { /DataSource pixel_stream %s }\n"
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" { /DataSource pixel_stream %s } ifelse\n"
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" >> image\n"
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" } ifelse\n"
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"} bind def\n"
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"\n"
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"/PseudoClassImage\n"
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"{\n"
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" %%\n"
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" %% Display a PseudoClass image.\n"
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" %%\n"
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" %% Parameters:\n"
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" %% colors: number of colors in the colormap.\n"
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" %%\n"
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" currentfile buffer readline pop\n"
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" token pop /colors exch def pop\n"
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" colors 0 eq\n"
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" {\n"
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" %%\n"
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" %% Image is grayscale.\n"
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" %%\n"
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" currentfile buffer readline pop\n"
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" token pop /bits exch def pop\n"
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" /DeviceGray setcolorspace\n"
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" <<\n"
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" /ImageType 1\n"
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" /Width columns\n"
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" /Height rows\n"
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" /BitsPerComponent bits\n"
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" /Decode [0 1]\n"
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" /ImageMatrix [columns 0 0 rows neg 0 rows]\n"
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" compression 0 gt\n"
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" { /DataSource pixel_stream %s }\n"
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" {\n"
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" /DataSource pixel_stream %s\n"
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" <<\n"
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" /K " CCITTParam "\n"
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" /Columns columns\n"
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" /Rows rows\n"
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" >> /CCITTFaxDecode filter\n"
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" } ifelse\n"
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" >> image\n"
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" }\n"
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" {\n"
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" %%\n"
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" %% Parameters:\n"
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" %% colormap: red, green, blue color packets.\n"
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" %%\n"
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" /colormap colors 3 mul string def\n"
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" currentfile colormap readhexstring pop pop\n"
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" currentfile buffer readline pop\n"
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" [ /Indexed /DeviceRGB colors 1 sub colormap ] setcolorspace\n"
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" <<\n"
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" /ImageType 1\n"
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" /Width columns\n"
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" /Height rows\n"
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" /BitsPerComponent 8\n"
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" /Decode [0 255]\n"
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" /ImageMatrix [columns 0 0 rows neg 0 rows]\n"
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" compression 0 gt\n"
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" { /DataSource pixel_stream %s }\n"
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" { /DataSource pixel_stream %s } ifelse\n"
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" >> image\n"
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" } ifelse\n"
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"} bind def\n"
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"\n"
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"/DisplayImage\n"
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"{\n"
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" %%\n"
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" %% Display a DirectClass or PseudoClass image.\n"
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" %%\n"
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" %% Parameters:\n"
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" %% x & y translation.\n"
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" %% x & y scale.\n"
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" %% label pointsize.\n"
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" %% image label.\n"
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" %% image columns & rows.\n"
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" %% class: 0-DirectClass or 1-PseudoClass.\n"
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" %% colorspace: 0-RGB or 1-CMYK.\n"
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" %% compression: 0-RLECompression or 1-NoCompression.\n"
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" %% hex color packets.\n"
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" %%\n"
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" gsave\n"
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" /buffer 512 string def\n"
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" /pixel_stream currentfile def\n"
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"\n"
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" currentfile buffer readline pop\n"
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" token pop /x exch def\n"
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" token pop /y exch def pop\n"
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" x y translate\n"
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" currentfile buffer readline pop\n"
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" token pop /x exch def\n"
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" token pop /y exch def pop\n"
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" currentfile buffer readline pop\n"
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" token pop /pointsize exch def pop\n",
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PostscriptEpilog[] =
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" x y scale\n"
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" currentfile buffer readline pop\n"
|
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" token pop /columns exch def\n"
|
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" token pop /rows exch def pop\n"
|
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" currentfile buffer readline pop\n"
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" token pop /class exch def pop\n"
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" currentfile buffer readline pop\n"
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" token pop /colorspace exch def pop\n"
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" currentfile buffer readline pop\n"
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" token pop /compression exch def pop\n"
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" class 0 gt { PseudoClassImage } { DirectClassImage } ifelse\n"
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" grestore\n";
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||
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char
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buffer[MaxTextExtent],
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||
date[MaxTextExtent],
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||
page_geometry[MaxTextExtent],
|
||
**labels;
|
||
|
||
CompressionType
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||
compression;
|
||
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||
const char
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||
*filter,
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||
*value;
|
||
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||
double
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||
pointsize;
|
||
|
||
GeometryInfo
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||
geometry_info;
|
||
|
||
MagickOffsetType
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||
scene,
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||
start,
|
||
stop;
|
||
|
||
MagickBooleanType
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progress,
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||
status;
|
||
|
||
MagickOffsetType
|
||
offset;
|
||
|
||
MagickSizeType
|
||
number_pixels;
|
||
|
||
MagickStatusType
|
||
flags;
|
||
|
||
PointInfo
|
||
delta,
|
||
resolution,
|
||
scale;
|
||
|
||
RectangleInfo
|
||
geometry,
|
||
media_info,
|
||
page_info;
|
||
|
||
const IndexPacket
|
||
*indexes;
|
||
|
||
const PixelPacket
|
||
*p;
|
||
|
||
ssize_t
|
||
x;
|
||
|
||
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);
|
||
status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->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(&image->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->x_resolution;
|
||
resolution.y=image->y_resolution;
|
||
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=(100.0*2.54*resolution.x+0.5)/100.0;
|
||
resolution.y=(100.0*2.54*resolution.y+0.5)/100.0;
|
||
}
|
||
SetGeometry(image,&geometry);
|
||
(void) FormatLocaleString(page_geometry,MaxTextExtent,"%.20gx%.20g",
|
||
(double) image->columns,(double) 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) FormatLocaleString(page_geometry,MaxTextExtent,
|
||
"%.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,MaxTextExtent);
|
||
(void) ConcatenateMagickString(page_geometry,">",MaxTextExtent);
|
||
(void) ParseMetaGeometry(page_geometry,&geometry.x,&geometry.y,
|
||
&geometry.width,&geometry.height);
|
||
scale.x=PerceptibleReciprocal(resolution.x)*geometry.width*delta.x;
|
||
geometry.width=(size_t) floor(scale.x+0.5);
|
||
scale.y=PerceptibleReciprocal(resolution.y)*geometry.height*delta.y;
|
||
geometry.height=(size_t) floor(scale.y+0.5);
|
||
(void) ParseAbsoluteGeometry(page_geometry,&media_info);
|
||
(void) ParseGravityGeometry(image,page_geometry,&page_info,
|
||
&image->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");
|
||
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",MaxTextExtent);
|
||
else
|
||
(void) CopyMagickString(buffer,"%!PS-Adobe-3.0 EPSF-3.0\n",
|
||
MaxTextExtent);
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) WriteBlobString(image,"%%Creator: (ImageMagick)\n");
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%%%%Title: (%s)\n",
|
||
image->filename);
|
||
(void) WriteBlobString(image,buffer);
|
||
timer=GetMagickTime();
|
||
(void) FormatMagickTime(timer,MaxTextExtent,date);
|
||
(void) FormatLocaleString(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+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",
|
||
MaxTextExtent);
|
||
else
|
||
{
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,
|
||
"%%%%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,MaxTextExtent,
|
||
"%%%%HiResBoundingBox: %g %g %g %g\n",bounds.x1,
|
||
bounds.y1,bounds.x2,bounds.y2);
|
||
}
|
||
(void) WriteBlobString(image,buffer);
|
||
value=GetImageProperty(image,"label");
|
||
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",MaxTextExtent);
|
||
else
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,
|
||
"%%%%Pages: %.20g\n",(double) GetImageListLength(image));
|
||
(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.
|
||
*/
|
||
switch (compression)
|
||
{
|
||
case NoCompression:
|
||
{
|
||
filter="/ASCII85Decode filter";
|
||
break;
|
||
}
|
||
case JPEGCompression:
|
||
{
|
||
filter="/DCTDecode filter";
|
||
break;
|
||
}
|
||
case LZWCompression:
|
||
{
|
||
filter="/LZWDecode filter";
|
||
break;
|
||
}
|
||
case FaxCompression:
|
||
case Group4Compression:
|
||
{
|
||
filter=" ";
|
||
break;
|
||
}
|
||
default:
|
||
{
|
||
filter="/RunLengthDecode filter";
|
||
break;
|
||
}
|
||
}
|
||
(void) FormatLocaleString(buffer,MagickPathExtent,PostscriptProlog,
|
||
filter,filter,filter,filter,filter,filter,filter,filter);
|
||
(void) WriteBlob(image,strlen(buffer),(const unsigned char *) buffer);
|
||
value=GetImageProperty(image,"label");
|
||
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,MaxTextExtent,
|
||
" 0 y %g add moveto label show pop\n",j*pointsize+12);
|
||
(void) WriteBlobString(image,buffer);
|
||
}
|
||
}
|
||
(void) WriteBlob(image,sizeof(PostscriptEpilog)-1,
|
||
(const unsigned char *) PostscriptEpilog);
|
||
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,MaxTextExtent,"%%%%Page: 1 %.20g\n",
|
||
(double) page++);
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,
|
||
"%%%%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");
|
||
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,MaxTextExtent,
|
||
"%%%%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,MaxTextExtent,"%.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");
|
||
if (value != (const char *) NULL)
|
||
labels=StringToList(value);
|
||
if (labels != (char **) NULL)
|
||
{
|
||
for (i=0; labels[i] != (char *) NULL; i++)
|
||
{
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%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,&image->exception) != MagickFalse)))
|
||
{
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%.20g %.20g\n1\n%d\n",
|
||
(double) image->columns,(double) image->rows,(int)
|
||
(image->colorspace == CMYKColorspace));
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%d\n",
|
||
(int) ((compression != FaxCompression) &&
|
||
(compression != Group4Compression)));
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) WriteBlobString(image,"0\n");
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%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);
|
||
break;
|
||
}
|
||
(void) Huffman2DEncodeImage(image_info,image,image);
|
||
break;
|
||
}
|
||
case JPEGCompression:
|
||
{
|
||
status=InjectImageBlob(image_info,image,image,"jpeg",
|
||
&image->exception);
|
||
if (status == MagickFalse)
|
||
ThrowWriterException(CoderError,image->exception.reason);
|
||
break;
|
||
}
|
||
case RLECompression:
|
||
default:
|
||
{
|
||
MemoryInfo
|
||
*pixel_info;
|
||
|
||
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,
|
||
&image->exception);
|
||
if (p == (const PixelPacket *) NULL)
|
||
break;
|
||
for (x=0; x < (ssize_t) image->columns; x++)
|
||
{
|
||
*q++=ScaleQuantumToChar(ClampToQuantum(
|
||
GetPixelLuma(image,p)));
|
||
p++;
|
||
}
|
||
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);
|
||
else
|
||
status=PackbitsEncodeImage(image,length,pixels);
|
||
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,
|
||
&image->exception);
|
||
if (p == (const PixelPacket *) NULL)
|
||
break;
|
||
for (x=0; x < (ssize_t) image->columns; x++)
|
||
{
|
||
Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
|
||
GetPixelLuma(image,p))));
|
||
p++;
|
||
}
|
||
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->matte != MagickFalse))
|
||
{
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%.20g %.20g\n0\n%d\n",
|
||
(double) image->columns,(double) image->rows,(int)
|
||
(image->colorspace == CMYKColorspace));
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%d\n",
|
||
(int) (compression == NoCompression));
|
||
(void) WriteBlobString(image,buffer);
|
||
switch (compression)
|
||
{
|
||
case JPEGCompression:
|
||
{
|
||
status=InjectImageBlob(image_info,image,image,"jpeg",
|
||
&image->exception);
|
||
if (status == MagickFalse)
|
||
ThrowWriterException(CoderError,image->exception.reason);
|
||
break;
|
||
}
|
||
case RLECompression:
|
||
default:
|
||
{
|
||
MemoryInfo
|
||
*pixel_info;
|
||
|
||
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,
|
||
&image->exception);
|
||
if (p == (const PixelPacket *) NULL)
|
||
break;
|
||
indexes=GetVirtualIndexQueue(image);
|
||
for (x=0; x < (ssize_t) image->columns; x++)
|
||
{
|
||
if ((image->matte != MagickFalse) &&
|
||
(GetPixelOpacity(p) == (Quantum) TransparentOpacity))
|
||
{
|
||
*q++=ScaleQuantumToChar(QuantumRange);
|
||
*q++=ScaleQuantumToChar(QuantumRange);
|
||
*q++=ScaleQuantumToChar(QuantumRange);
|
||
}
|
||
else
|
||
if (image->colorspace != CMYKColorspace)
|
||
{
|
||
*q++=ScaleQuantumToChar(GetPixelRed(p));
|
||
*q++=ScaleQuantumToChar(GetPixelGreen(p));
|
||
*q++=ScaleQuantumToChar(GetPixelBlue(p));
|
||
}
|
||
else
|
||
{
|
||
*q++=ScaleQuantumToChar(GetPixelRed(p));
|
||
*q++=ScaleQuantumToChar(GetPixelGreen(p));
|
||
*q++=ScaleQuantumToChar(GetPixelBlue(p));
|
||
*q++=ScaleQuantumToChar(GetPixelIndex(
|
||
indexes+x));
|
||
}
|
||
p++;
|
||
}
|
||
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);
|
||
else
|
||
status=PackbitsEncodeImage(image,length,pixels);
|
||
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,
|
||
&image->exception);
|
||
if (p == (const PixelPacket *) NULL)
|
||
break;
|
||
indexes=GetVirtualIndexQueue(image);
|
||
for (x=0; x < (ssize_t) image->columns; x++)
|
||
{
|
||
if ((image->matte != MagickFalse) &&
|
||
(GetPixelOpacity(p) == (Quantum) TransparentOpacity))
|
||
{
|
||
Ascii85Encode(image,ScaleQuantumToChar((Quantum)
|
||
QuantumRange));
|
||
Ascii85Encode(image,ScaleQuantumToChar((Quantum)
|
||
QuantumRange));
|
||
Ascii85Encode(image,ScaleQuantumToChar((Quantum)
|
||
QuantumRange));
|
||
}
|
||
else
|
||
if (image->colorspace != CMYKColorspace)
|
||
{
|
||
Ascii85Encode(image,ScaleQuantumToChar(
|
||
GetPixelRed(p)));
|
||
Ascii85Encode(image,ScaleQuantumToChar(
|
||
GetPixelGreen(p)));
|
||
Ascii85Encode(image,ScaleQuantumToChar(
|
||
GetPixelBlue(p)));
|
||
}
|
||
else
|
||
{
|
||
Ascii85Encode(image,ScaleQuantumToChar(
|
||
GetPixelRed(p)));
|
||
Ascii85Encode(image,ScaleQuantumToChar(
|
||
GetPixelGreen(p)));
|
||
Ascii85Encode(image,ScaleQuantumToChar(
|
||
GetPixelBlue(p)));
|
||
Ascii85Encode(image,ScaleQuantumToChar(
|
||
GetPixelIndex(indexes+x)));
|
||
}
|
||
p++;
|
||
}
|
||
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,MaxTextExtent,"%.20g %.20g\n1\n%d\n",
|
||
(double) image->columns,(double) image->rows,(int)
|
||
(image->colorspace == CMYKColorspace));
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%d\n",
|
||
(int) (compression == NoCompression));
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double)
|
||
image->colors);
|
||
(void) WriteBlobString(image,buffer);
|
||
for (i=0; i < (ssize_t) image->colors; i++)
|
||
{
|
||
(void) FormatLocaleString(buffer,MaxTextExtent,"%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;
|
||
|
||
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,
|
||
&image->exception);
|
||
if (p == (const PixelPacket *) NULL)
|
||
break;
|
||
indexes=GetVirtualIndexQueue(image);
|
||
for (x=0; x < (ssize_t) image->columns; x++)
|
||
*q++=(unsigned char) ((size_t) GetPixelIndex(indexes+x));
|
||
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);
|
||
else
|
||
status=PackbitsEncodeImage(image,length,pixels);
|
||
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,
|
||
&image->exception);
|
||
if (p == (const PixelPacket *) NULL)
|
||
break;
|
||
indexes=GetVirtualIndexQueue(image);
|
||
for (x=0; x < (ssize_t) image->columns; x++)
|
||
Ascii85Encode(image,(unsigned char) GetPixelIndex(
|
||
indexes+x));
|
||
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,MaxTextExtent,
|
||
"%%%%BeginData:%13ld %s Bytes\n",(long) length,
|
||
compression == NoCompression ? "ASCII" : "Binary");
|
||
(void) WriteBlobString(image,buffer);
|
||
(void) 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,MaxTextExtent,
|
||
"%%%%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,MaxTextExtent,
|
||
"%%%%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);
|
||
}
|