mirror of
https://github.com/ImageMagick/ImageMagick.git
synced 2026-05-25 11:24:54 +02:00
Dirk Lemstra
807 lines
28 KiB
C
807 lines
28 KiB
C
/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% TTTTT X X TTTTT %
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% T X X T %
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% T X T %
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% T X X T %
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% T X X T %
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% %
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% %
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% Render Text Onto A Canvas Image. %
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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 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/license/ %
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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 "MagickCore/studio.h"
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#include "MagickCore/annotate.h"
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#include "MagickCore/attribute.h"
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#include "MagickCore/blob.h"
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#include "MagickCore/blob-private.h"
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#include "MagickCore/cache.h"
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#include "MagickCore/color.h"
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#include "MagickCore/color-private.h"
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#include "MagickCore/colorspace.h"
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#include "MagickCore/constitute.h"
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#include "MagickCore/draw.h"
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#include "MagickCore/exception.h"
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#include "MagickCore/exception-private.h"
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#include "MagickCore/geometry.h"
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#include "MagickCore/image.h"
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#include "MagickCore/image-private.h"
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#include "MagickCore/list.h"
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#include "MagickCore/magick.h"
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#include "MagickCore/memory_.h"
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#include "MagickCore/module.h"
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#include "MagickCore/monitor.h"
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#include "MagickCore/monitor-private.h"
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#include "MagickCore/option.h"
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#include "MagickCore/pixel-accessor.h"
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#include "MagickCore/quantum-private.h"
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#include "MagickCore/static.h"
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#include "MagickCore/statistic.h"
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#include "MagickCore/string_.h"
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#include "MagickCore/string-private.h"
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#include "MagickCore/token.h"
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#include "coders/txt.h"
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/*
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Forward declarations.
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*/
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static MagickBooleanType
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WriteTXTImage(const ImageInfo *,Image *,ExceptionInfo *);
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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 T X 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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% IsTXT() returns MagickTrue if the image format type, identified by the magick
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% string, is TXT.
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%
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% The format of the IsTXT method is:
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%
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% MagickBooleanType IsTXT(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 IsTXT(const unsigned char *magick,const size_t length)
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{
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char
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colorspace[MagickPathExtent];
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ssize_t
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count;
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unsigned long
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columns,
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depth,
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rows;
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if (length < 40)
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return(MagickFalse);
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if (LocaleNCompare((const char *) magick,MagickTXTID,
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strlen(MagickTXTID)) != 0)
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return(MagickFalse);
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count=(ssize_t) MagickSscanf((const char *) magick+32,"%lu,%lu,%lu,%32s",
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&columns,&rows,&depth,colorspace);
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if (count != 4)
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return(MagickFalse);
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return(MagickTrue);
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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 T E X 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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% ReadTEXTImage() reads a text file and returns it as an image. It
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% allocates the memory necessary for the new Image structure and returns a
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% pointer to the new image.
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%
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% The format of the ReadTEXTImage method is:
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%
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% Image *ReadTEXTImage(const ImageInfo *image_info,Image *image,
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% char *text,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 image: the image.
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%
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% o text: the text storage buffer.
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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 *ReadTEXTImage(const ImageInfo *image_info,
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ExceptionInfo *exception)
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{
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char
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filename[MagickPathExtent],
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geometry[MagickPathExtent],
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*p,
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text[MagickPathExtent];
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DrawInfo
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*draw_info;
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Image
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*image,
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*texture;
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MagickBooleanType
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status;
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PointInfo
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delta;
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RectangleInfo
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page;
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ssize_t
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offset;
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TypeMetric
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metrics;
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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 == MagickCoreSignature);
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if (IsEventLogging() != MagickFalse)
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(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
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image_info->filename);
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image=AcquireImage(image_info,exception);
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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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(void) memset(text,0,sizeof(text));
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(void) ReadBlobString(image,text);
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/*
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Set the page geometry.
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*/
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delta.x=DefaultResolution;
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delta.y=DefaultResolution;
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if ((image->resolution.x == 0.0) || (image->resolution.y == 0.0))
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{
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GeometryInfo
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geometry_info;
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MagickStatusType
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flags;
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flags=ParseGeometry(PSDensityGeometry,&geometry_info);
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if ((flags & RhoValue) != 0)
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image->resolution.x=geometry_info.rho;
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image->resolution.y=image->resolution.x;
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if ((flags & SigmaValue) != 0)
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image->resolution.y=geometry_info.sigma;
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}
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page.width=612;
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page.height=792;
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page.x=43;
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page.y=43;
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if (image_info->page != (char *) NULL)
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(void) ParseAbsoluteGeometry(image_info->page,&page);
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/*
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Initialize Image structure.
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*/
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image->columns=CastDoubleToSizeT(floor((((double) page.width*
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image->resolution.x)/delta.x)+0.5));
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image->rows=CastDoubleToSizeT(floor((((double) page.height*
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image->resolution.y)/delta.y)+0.5));
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status=SetImageExtent(image,image->columns,image->rows,exception);
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if (status != MagickFalse)
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status=ResetImagePixels(image,exception);
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if (status == MagickFalse)
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return(DestroyImageList(image));
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image->page.x=0;
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image->page.y=0;
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texture=(Image *) NULL;
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if (image_info->texture != (char *) NULL)
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{
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ImageInfo
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*read_info;
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read_info=CloneImageInfo(image_info);
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SetImageInfoBlob(read_info,(void *) NULL,0);
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(void) CopyMagickString(read_info->filename,image_info->texture,
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MagickPathExtent);
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texture=ReadImage(read_info,exception);
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read_info=DestroyImageInfo(read_info);
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}
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/*
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Annotate the text image.
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*/
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(void) SetImageBackgroundColor(image,exception);
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draw_info=CloneDrawInfo(image_info,(DrawInfo *) NULL);
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(void) CloneString(&draw_info->text,image_info->filename);
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(void) FormatLocaleString(geometry,MagickPathExtent,"%gx%g%+g%+g",(double)
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image->columns,(double) image->rows,(double) page.x,(double) page.y);
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(void) CloneString(&draw_info->geometry,geometry);
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status=GetTypeMetrics(image,draw_info,&metrics,exception);
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if (status == MagickFalse)
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{
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draw_info=DestroyDrawInfo(draw_info);
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texture=DestroyImageList(texture);
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ThrowReaderException(TypeError,"UnableToGetTypeMetrics");
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}
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page.y=CastDoubleToSsizeT(ceil((double) page.y+metrics.ascent-0.5));
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(void) FormatLocaleString(geometry,MagickPathExtent,"%gx%g%+g%+g",(double)
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image->columns,(double) image->rows,(double) page.x,(double) page.y);
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(void) CloneString(&draw_info->geometry,geometry);
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(void) CopyMagickString(filename,image_info->filename,MagickPathExtent);
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if (*draw_info->text != '\0')
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*draw_info->text='\0';
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p=text;
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for (offset=2*page.y; p != (char *) NULL; )
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{
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/*
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Annotate image with text.
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*/
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(void) ConcatenateString(&draw_info->text,text);
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(void) ConcatenateString(&draw_info->text,"\n");
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offset+=(ssize_t) (metrics.ascent-metrics.descent);
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if (image->previous == (Image *) NULL)
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{
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status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) offset,
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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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p=ReadBlobString(image,text);
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if ((offset < (ssize_t) image->rows) && (p != (char *) NULL))
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continue;
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if (texture != (Image *) NULL)
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{
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MagickProgressMonitor
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progress_monitor;
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progress_monitor=SetImageProgressMonitor(image,
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(MagickProgressMonitor) NULL,image->client_data);
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(void) TextureImage(image,texture,exception);
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(void) SetImageProgressMonitor(image,progress_monitor,
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image->client_data);
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}
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(void) AnnotateImage(image,draw_info,exception);
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if (p == (char *) NULL)
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break;
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/*
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Page is full-- allocate next image structure.
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*/
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*draw_info->text='\0';
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offset=2*page.y;
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AcquireNextImage(image_info,image,exception);
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if (GetNextImageInList(image) == (Image *) NULL)
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{
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status=MagickFalse;
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break;
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}
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image->next->columns=image->columns;
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image->next->rows=image->rows;
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image=SyncNextImageInList(image);
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(void) CopyMagickString(image->filename,filename,MagickPathExtent);
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(void) SetImageBackgroundColor(image,exception);
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status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
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GetBlobSize(image));
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if (status == MagickFalse)
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break;
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}
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if (texture != (Image *) NULL)
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{
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MagickProgressMonitor
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progress_monitor;
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progress_monitor=SetImageProgressMonitor(image,
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(MagickProgressMonitor) NULL,image->client_data);
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(void) TextureImage(image,texture,exception);
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(void) SetImageProgressMonitor(image,progress_monitor,image->client_data);
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}
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(void) AnnotateImage(image,draw_info,exception);
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texture=DestroyImageList(texture);
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draw_info=DestroyDrawInfo(draw_info);
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if (CloseBlob(image) == MagickFalse)
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status=MagickFalse;
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if (status == MagickFalse)
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return(DestroyImageList(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 a d T X 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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% ReadTXTImage() reads a text file and returns it as an image. 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 ReadTXTImage method is:
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%
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% Image *ReadTXTImage(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 *ReadTXTImage(const ImageInfo *image_info,ExceptionInfo *exception)
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{
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char
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text[MagickPathExtent] = "\0";
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Image
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*image;
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MagickBooleanType
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status;
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ssize_t
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y;
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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 == MagickCoreSignature);
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assert(exception != (ExceptionInfo *) NULL);
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assert(exception->signature == MagickCoreSignature);
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if (IsEventLogging() != MagickFalse)
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(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
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image_info->filename);
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image=AcquireImage(image_info,exception);
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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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(void) ReadBlobString(image,text);
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if (LocaleNCompare((char *) text,MagickTXTID,strlen(MagickTXTID)) != 0)
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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do
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{
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char
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colorspace[MagickPathExtent] = "\0";
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double
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max_value = 0.0;
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QuantumAny
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range = 0;
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ssize_t
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count = 0,
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i,
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type = 0;
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unsigned long
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depth = 0,
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height = 0,
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number_meta_channels = 0,
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width = 0;
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count=(ssize_t) MagickSscanf(text+32,"%lu,%lu,%lu,%lf,%32s",&width,&height,
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&number_meta_channels,&max_value,colorspace);
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if (count < 5)
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{
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number_meta_channels=0;
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count=(ssize_t) MagickSscanf(text+32,"%lu,%lu,%lf,%32s",&width,&height,
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&max_value,colorspace);
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}
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if ((count < 4) || (width == 0) || (height == 0) || (max_value == 0.0) ||
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(number_meta_channels >= (unsigned long) (MaxPixelChannels-MetaPixelChannels)))
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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image->columns=width;
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image->rows=height;
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image->number_meta_channels=number_meta_channels;
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if ((max_value == 0.0) || (max_value >= 18446744073709551615.0))
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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for (depth=1; ((double) GetQuantumRange(depth)+1) < max_value; depth++) ;
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image->depth=depth;
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status=SetImageExtent(image,image->columns,image->rows,exception);
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if (status != MagickFalse)
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status=ResetImagePixels(image,exception);
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if (status == MagickFalse)
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return(DestroyImageList(image));
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LocaleLower(colorspace);
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i=(ssize_t) strlen(colorspace)-1;
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image->alpha_trait=UndefinedPixelTrait;
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if ((i > 0) && (colorspace[i] == 'a'))
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{
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colorspace[i]='\0';
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image->alpha_trait=BlendPixelTrait;
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}
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type=ParseCommandOption(MagickColorspaceOptions,MagickFalse,colorspace);
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if (type < 0)
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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(void) SetImageColorspace(image,(ColorspaceType) type,exception);
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(void) SetImageBackgroundColor(image,exception);
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range=GetQuantumRange(image->depth);
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status=MagickTrue;
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for (y=0; y < (ssize_t) image->rows; y++)
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{
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ssize_t
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x;
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if (status == MagickFalse)
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break;
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for (x=0; x < (ssize_t) image->columns; x++)
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{
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char
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token[MagickPathExtent] = "\0";
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const char
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*p;
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double
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channels[MaxPixelChannels+2] = { 0 };
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Quantum
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*q;
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ssize_t
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n;
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/*
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Read one pixel per line in this format:
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(x-offset,y-offset) (red,green,blue,...) #HEX #CSS
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*/
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if (ReadBlobString(image,text) == (char *) NULL)
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{
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status=MagickFalse;
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break;
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}
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n=0;
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channels[0]=(double) x;
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channels[1]=(double) y;
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for (p=text; (*p != ')') && (*p != '\0') && (n < MaxPixelChannels); )
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{
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if (LocaleNCompare(p,"sRGB(",5) == 0)
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{
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p+=(ptrdiff_t) 5;
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n=2;
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}
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(void) GetNextToken(p,&p,MagickPathExtent,token);
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if (isdigit((int) ((unsigned char) *token)) != 0)
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{
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char
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*end = (char *) NULL;
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channels[n]=strtod(token,&end);
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(void) GetNextToken(p,&p,MagickPathExtent,token);
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|
if (*end == '%')
|
|
channels[n]*=0.01*range;
|
|
n++;
|
|
}
|
|
}
|
|
q=GetAuthenticPixels(image,CastDoubleToSsizeT(channels[0]),
|
|
CastDoubleToSsizeT(channels[1]),1,1,exception);
|
|
if (q == (Quantum *) NULL)
|
|
break;
|
|
for (i=0; i < (ssize_t) GetImageChannels(image); i++)
|
|
q[i]=ScaleAnyToQuantum(CastDoubleToQuantumAny(channels[i+2]),range);
|
|
if (SyncAuthenticPixels(image,exception) == MagickFalse)
|
|
{
|
|
status=MagickFalse;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (status == MagickFalse)
|
|
break;
|
|
*text='\0';
|
|
(void) ReadBlobString(image,text);
|
|
if (LocaleNCompare((char *) text,MagickTXTID,strlen(MagickTXTID)) == 0)
|
|
{
|
|
/*
|
|
Allocate next image structure.
|
|
*/
|
|
AcquireNextImage(image_info,image,exception);
|
|
if (GetNextImageInList(image) == (Image *) NULL)
|
|
{
|
|
status=MagickFalse;
|
|
break;
|
|
}
|
|
image=SyncNextImageInList(image);
|
|
status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
|
|
GetBlobSize(image));
|
|
if (status == MagickFalse)
|
|
break;
|
|
}
|
|
} while (LocaleNCompare((char *) text,MagickTXTID,strlen(MagickTXTID)) == 0);
|
|
(void) CloseBlob(image);
|
|
return(GetFirstImageInList(image));
|
|
}
|
|
|
|
|
|
/*
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
% %
|
|
% %
|
|
% %
|
|
% R e g i s t e r T X T I m a g e %
|
|
% %
|
|
% %
|
|
% %
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% RegisterTXTImage() adds attributes for the TXT image format to the
|
|
% list of supported formats. The attributes include the image format
|
|
% tag, a method to read and/or write the format, whether the format
|
|
% supports the saving of more than one frame to the same file or blob,
|
|
% whether the format supports native in-memory I/O, and a brief
|
|
% description of the format.
|
|
%
|
|
% The format of the RegisterTXTImage method is:
|
|
%
|
|
% size_t RegisterTXTImage(void)
|
|
%
|
|
*/
|
|
ModuleExport size_t RegisterTXTImage(void)
|
|
{
|
|
MagickInfo
|
|
*entry;
|
|
|
|
entry=AcquireMagickInfo("TXT","SPARSE-COLOR","Sparse Color");
|
|
entry->encoder=(EncodeImageHandler *) WriteTXTImage;
|
|
entry->flags|=CoderRawSupportFlag;
|
|
entry->flags|=CoderEndianSupportFlag;
|
|
(void) RegisterMagickInfo(entry);
|
|
entry=AcquireMagickInfo("TXT","TEXT","Text");
|
|
entry->decoder=(DecodeImageHandler *) ReadTEXTImage;
|
|
entry->format_type=ImplicitFormatType;
|
|
entry->flags|=CoderRawSupportFlag;
|
|
entry->flags|=CoderEndianSupportFlag;
|
|
(void) RegisterMagickInfo(entry);
|
|
entry=AcquireMagickInfo("TXT","TXT","Text");
|
|
entry->decoder=(DecodeImageHandler *) ReadTXTImage;
|
|
entry->encoder=(EncodeImageHandler *) WriteTXTImage;
|
|
entry->magick=(IsImageFormatHandler *) IsTXT;
|
|
(void) RegisterMagickInfo(entry);
|
|
return(MagickImageCoderSignature);
|
|
}
|
|
|
|
/*
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
% %
|
|
% %
|
|
% %
|
|
% U n r e g i s t e r T X T I m a g e %
|
|
% %
|
|
% %
|
|
% %
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% UnregisterTXTImage() removes format registrations made by the
|
|
% TXT module from the list of supported format.
|
|
%
|
|
% The format of the UnregisterTXTImage method is:
|
|
%
|
|
% UnregisterTXTImage(void)
|
|
%
|
|
*/
|
|
ModuleExport void UnregisterTXTImage(void)
|
|
{
|
|
(void) UnregisterMagickInfo("SPARSE-COLOR");
|
|
(void) UnregisterMagickInfo("TEXT");
|
|
(void) UnregisterMagickInfo("TXT");
|
|
}
|
|
|
|
/*
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
% %
|
|
% %
|
|
% %
|
|
% W r i t e T X T I m a g e %
|
|
% %
|
|
% %
|
|
% %
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% WriteTXTImage writes the pixel values as text numbers.
|
|
%
|
|
% The format of the WriteTXTImage method is:
|
|
%
|
|
% MagickBooleanType WriteTXTImage(const ImageInfo *image_info,
|
|
% Image *image,ExceptionInfo *exception)
|
|
%
|
|
% A description of each parameter follows.
|
|
%
|
|
% o image_info: the image info.
|
|
%
|
|
% o image: The image.
|
|
%
|
|
% o exception: return any errors or warnings in this structure.
|
|
%
|
|
*/
|
|
static MagickBooleanType WriteTXTImage(const ImageInfo *image_info,Image *image,
|
|
ExceptionInfo *exception)
|
|
{
|
|
MagickBooleanType
|
|
status;
|
|
|
|
MagickOffsetType
|
|
scene;
|
|
|
|
size_t
|
|
number_scenes;
|
|
|
|
/*
|
|
Open output image file.
|
|
*/
|
|
assert(image_info != (const ImageInfo *) NULL);
|
|
assert(image_info->signature == MagickCoreSignature);
|
|
assert(image != (Image *) NULL);
|
|
assert(image->signature == MagickCoreSignature);
|
|
if (IsEventLogging() != MagickFalse)
|
|
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
|
|
status=OpenBlob(image_info,image,WriteBlobMode,exception);
|
|
if (status == MagickFalse)
|
|
return(status);
|
|
scene=0;
|
|
number_scenes=GetImageListLength(image);
|
|
do
|
|
{
|
|
char
|
|
buffer[MagickPathExtent],
|
|
colorspace[MagickPathExtent];
|
|
|
|
PixelInfo
|
|
pixel;
|
|
|
|
QuantumAny
|
|
range = 0;
|
|
|
|
ssize_t
|
|
y;
|
|
|
|
(void) CopyMagickString(colorspace,CommandOptionToMnemonic(
|
|
MagickColorspaceOptions,(ssize_t) image->colorspace),MagickPathExtent);
|
|
LocaleLower(colorspace);
|
|
image->depth=GetImageQuantumDepth(image,MagickTrue);
|
|
range=GetQuantumRange(image->depth);
|
|
if (image->alpha_trait != UndefinedPixelTrait)
|
|
(void) ConcatenateMagickString(colorspace,"a",MagickPathExtent);
|
|
if (LocaleCompare(image_info->magick,"SPARSE-COLOR") != 0)
|
|
{
|
|
(void) FormatLocaleString(buffer,MagickPathExtent,
|
|
"# ImageMagick pixel enumeration: %.20g,%.20g,%.20g,%.20g,%s\n",
|
|
(double) image->columns,(double) image->rows,
|
|
(double) image->number_meta_channels,
|
|
(double) GetQuantumRange(image->depth),colorspace);
|
|
(void) WriteBlobString(image,buffer);
|
|
}
|
|
GetPixelInfo(image,&pixel);
|
|
for (y=0; y < (ssize_t) image->rows; y++)
|
|
{
|
|
const Quantum
|
|
*p;
|
|
|
|
ssize_t
|
|
x;
|
|
|
|
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
|
|
if (p == (const Quantum *) NULL)
|
|
break;
|
|
for (x=0; x < (ssize_t) image->columns; x++)
|
|
{
|
|
char
|
|
tuple[MagickPathExtent];
|
|
|
|
ssize_t
|
|
i;
|
|
|
|
GetPixelInfoPixel(image,p,&pixel);
|
|
if (LocaleCompare(image_info->magick,"SPARSE-COLOR") == 0)
|
|
{
|
|
/*
|
|
Sparse-color format.
|
|
*/
|
|
if (GetPixelAlpha(image,p) == (Quantum) OpaqueAlpha)
|
|
{
|
|
(void) FormatLocaleString(buffer,MagickPathExtent,
|
|
"%.20g,%.20g,",(double) x,(double) y);
|
|
GetColorTuple(&pixel,MagickFalse,tuple);
|
|
(void) ConcatenateMagickString(buffer,tuple,MagickPathExtent);
|
|
(void) ConcatenateMagickString(buffer," ",MagickPathExtent);
|
|
(void) WriteBlobString(image,buffer);
|
|
}
|
|
p+=(ptrdiff_t) GetPixelChannels(image);
|
|
continue;
|
|
}
|
|
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g,%.20g: (",
|
|
(double) x,(double) y);
|
|
for (i=0; i < (ssize_t) GetImageChannels(image); i++)
|
|
{
|
|
QuantumAny channel = ScaleQuantumToAny(p[i],range);
|
|
(void) FormatLocaleString(tuple,MagickPathExtent,"%.20g",
|
|
(double) channel);
|
|
(void) ConcatenateMagickString(buffer,tuple,MagickPathExtent);
|
|
if ((i+1) < (ssize_t) GetImageChannels(image))
|
|
(void) ConcatenateMagickString(buffer,",",MagickPathExtent);
|
|
}
|
|
(void) ConcatenateMagickString(buffer,") ",MagickPathExtent);
|
|
GetColorTuple(&pixel,MagickTrue,tuple);
|
|
(void) ConcatenateMagickString(buffer,tuple,MagickPathExtent);
|
|
(void) ConcatenateMagickString(buffer," ",MagickPathExtent);
|
|
(void) QueryColorname(image,&pixel,SVGCompliance,tuple,exception);
|
|
(void) ConcatenateMagickString(buffer,tuple,MagickPathExtent);
|
|
(void) ConcatenateMagickString(buffer,"\n",MagickPathExtent);
|
|
(void) WriteBlobString(image,buffer);
|
|
p+=(ptrdiff_t) GetPixelChannels(image);
|
|
}
|
|
status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
|
|
image->rows);
|
|
if (status == MagickFalse)
|
|
break;
|
|
}
|
|
if (GetNextImageInList(image) == (Image *) NULL)
|
|
break;
|
|
image=SyncNextImageInList(image);
|
|
status=SetImageProgress(image,SaveImagesTag,scene++,number_scenes);
|
|
if (status == MagickFalse)
|
|
break;
|
|
} while (image_info->adjoin != MagickFalse);
|
|
if (CloseBlob(image) == MagickFalse)
|
|
status=MagickFalse;
|
|
return(status);
|
|
}
|