- Modifications to compile ImageMagick
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Santi Noreña
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615ec83706
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83522c16c3
3442 changed files with 57 additions and 412926 deletions
348
ImageMagick/coders/sct.c
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348
ImageMagick/coders/sct.c
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% SSSSS CCCC TTTTT %
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% SS C T %
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% SSS C T %
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% SS C T %
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% SSSSS CCCC T %
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% %
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% %
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% Read Scitex HandShake Image Format %
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% %
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% Software Design %
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% John Cristy %
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% July 1992 %
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% %
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% %
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% Copyright 1999-2013 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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% http://www.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/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/exception.h"
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#include "magick/exception-private.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/pixel-accessor.h"
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#include "magick/quantum-private.h"
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#include "magick/static.h"
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#include "magick/string_.h"
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#include "magick/string-private.h"
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% I s S C T %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% IsSCT() returns MagickTrue if the image format type, identified by the
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% magick string, is SCT.
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%
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% The format of the IsSCT method is:
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%
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% MagickBooleanType IsSCT(const unsigned char *magick,const size_t length)
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%
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% A description of each parameter follows:
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%
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% o magick: compare image format pattern against these bytes.
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%
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% o length: Specifies the length of the magick string.
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%
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*/
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static MagickBooleanType IsSCT(const unsigned char *magick,const size_t length)
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{
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if (length < 2)
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return(MagickFalse);
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if (LocaleNCompare((const char *) magick,"CT",2) == 0)
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return(MagickTrue);
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return(MagickFalse);
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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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% R e a d S C T 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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% ReadSCTImage() reads a Scitex image file and returns it. It allocates
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% the memory necessary for the new Image structure and returns a pointer to
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% the new image.
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%
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% The format of the ReadSCTImage method is:
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%
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% Image *ReadSCTImage(const ImageInfo *image_info,ExceptionInfo *exception)
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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 exception: return any errors or warnings in this structure.
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%
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*/
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static Image *ReadSCTImage(const ImageInfo *image_info,ExceptionInfo *exception)
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{
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char
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magick[2];
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Image
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*image;
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MagickBooleanType
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status;
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MagickRealType
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height,
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width;
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Quantum
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pixel;
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register IndexPacket
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*indexes;
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register ssize_t
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i,
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x;
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register PixelPacket
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*q;
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ssize_t
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count,
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y;
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unsigned char
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buffer[768];
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size_t
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separations,
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separations_mask,
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units;
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/*
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Open image file.
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*/
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assert(image_info != (const ImageInfo *) NULL);
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assert(image_info->signature == MagickSignature);
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if (image_info->debug != MagickFalse)
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(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
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image_info->filename);
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assert(exception != (ExceptionInfo *) NULL);
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assert(exception->signature == MagickSignature);
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image=AcquireImage(image_info);
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status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
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if (status == MagickFalse)
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{
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image=DestroyImageList(image);
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return((Image *) NULL);
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}
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/*
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Read control block.
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*/
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count=ReadBlob(image,80,buffer);
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(void) count;
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count=ReadBlob(image,2,(unsigned char *) magick);
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if ((LocaleNCompare((char *) magick,"CT",2) != 0) &&
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(LocaleNCompare((char *) magick,"LW",2) != 0) &&
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(LocaleNCompare((char *) magick,"BM",2) != 0) &&
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(LocaleNCompare((char *) magick,"PG",2) != 0) &&
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(LocaleNCompare((char *) magick,"TX",2) != 0))
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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if ((LocaleNCompare((char *) magick,"LW",2) == 0) ||
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(LocaleNCompare((char *) magick,"BM",2) == 0) ||
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(LocaleNCompare((char *) magick,"PG",2) == 0) ||
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(LocaleNCompare((char *) magick,"TX",2) == 0))
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ThrowReaderException(CoderError,"OnlyContinuousTonePictureSupported");
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count=ReadBlob(image,174,buffer);
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count=ReadBlob(image,768,buffer);
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/*
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Read paramter block.
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*/
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units=1UL*ReadBlobByte(image);
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if (units == 0)
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image->units=PixelsPerCentimeterResolution;
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separations=1UL*ReadBlobByte(image);
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separations_mask=ReadBlobMSBShort(image);
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count=ReadBlob(image,14,buffer);
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buffer[14]='\0';
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height=StringToDouble((char *) buffer,(char **) NULL);
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count=ReadBlob(image,14,buffer);
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width=StringToDouble((char *) buffer,(char **) NULL);
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count=ReadBlob(image,12,buffer);
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buffer[12]='\0';
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image->rows=StringToUnsignedLong((char *) buffer);
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count=ReadBlob(image,12,buffer);
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image->columns=StringToUnsignedLong((char *) buffer);
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count=ReadBlob(image,200,buffer);
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count=ReadBlob(image,768,buffer);
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if (separations_mask == 0x0f)
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SetImageColorspace(image,CMYKColorspace);
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image->x_resolution=1.0*image->columns/width;
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image->y_resolution=1.0*image->rows/height;
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if (image_info->ping != MagickFalse)
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{
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(void) CloseBlob(image);
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return(GetFirstImageInList(image));
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}
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/*
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Convert SCT raster image to pixel packets.
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*/
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for (y=0; y < (ssize_t) image->rows; y++)
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{
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for (i=0; i < (ssize_t) separations; i++)
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{
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q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
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if (q == (PixelPacket *) NULL)
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break;
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indexes=GetAuthenticIndexQueue(image);
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for (x=0; x < (ssize_t) image->columns; x++)
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{
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pixel=(Quantum) ScaleCharToQuantum((unsigned char) ReadBlobByte(image));
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if (image->colorspace == CMYKColorspace)
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pixel=(Quantum) (QuantumRange-pixel);
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switch (i)
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{
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case 0:
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{
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SetPixelRed(q,pixel);
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SetPixelGreen(q,pixel);
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SetPixelBlue(q,pixel);
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break;
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}
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case 1:
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{
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SetPixelGreen(q,pixel);
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break;
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}
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case 2:
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{
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SetPixelBlue(q,pixel);
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break;
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}
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case 3:
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{
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if (image->colorspace == CMYKColorspace)
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SetPixelBlack(indexes+x,pixel);
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break;
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}
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}
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q++;
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}
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if (SyncAuthenticPixels(image,exception) == MagickFalse)
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break;
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if ((image->columns % 2) != 0)
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(void) ReadBlobByte(image); /* pad */
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}
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status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
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image->rows);
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if (status == MagickFalse)
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break;
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}
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if (EOFBlob(image) != MagickFalse)
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ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
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image->filename);
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(void) CloseBlob(image);
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return(GetFirstImageInList(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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% %
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% R e g i s t e r S C T 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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% RegisterSCTImage() adds attributes for the SCT image format to
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% the list of supported formats. The attributes 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 RegisterSCTImage method is:
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%
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% size_t RegisterSCTImage(void)
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%
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*/
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ModuleExport size_t RegisterSCTImage(void)
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{
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MagickInfo
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*entry;
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entry=SetMagickInfo("SCT");
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entry->decoder=(DecodeImageHandler *) ReadSCTImage;
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entry->magick=(IsImageFormatHandler *) IsSCT;
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entry->adjoin=MagickFalse;
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entry->description=ConstantString("Scitex HandShake");
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entry->module=ConstantString("SCT");
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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 S C T 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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% UnregisterSCTImage() removes format registrations made by the
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% SCT module from the list of supported formats.
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%
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% The format of the UnregisterSCTImage method is:
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%
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% UnregisterSCTImage(void)
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%
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*/
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ModuleExport void UnregisterSCTImage(void)
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{
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(void) UnregisterMagickInfo("SCT");
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}
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