- Modifications to compile ImageMagick
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Santi Noreña
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615ec83706
commit
83522c16c3
3442 changed files with 57 additions and 412926 deletions
346
ImageMagick/coders/braille.c
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346
ImageMagick/coders/braille.c
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% BBBB RRRR AAA IIIII L L EEEEE %
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% B B R R A A I L L E %
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% BBBB RRRR AAAAA I L L EEE %
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% B B R R A A I L L E %
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% BBBB R R A A IIIII LLLLL LLLLL EEEEE %
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% %
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% %
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% Read/Write Braille Format %
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% %
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% Samuel Thibault %
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% February 2008 %
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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/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-private.h"
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#include "magick/colorspace.h"
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#include "magick/constitute.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/property.h"
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#include "magick/quantize.h"
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#include "magick/static.h"
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#include "magick/string_.h"
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#include "magick/utility.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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WriteBRAILLEImage(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 B R A I L L E 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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% RegisterBRAILLEImage() adds values for the Braille format to
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% the list of supported formats. The values 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 RegisterBRAILLEImage method is:
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%
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% size_t RegisterBRAILLEImage(void)
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%
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*/
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ModuleExport size_t RegisterBRAILLEImage(void)
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{
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MagickInfo
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*entry;
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entry=SetMagickInfo("BRF");
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entry->encoder=(EncodeImageHandler *) WriteBRAILLEImage;
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entry->adjoin=MagickFalse;
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entry->description=AcquireString("BRF ASCII Braille format");
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entry->module=AcquireString("BRAILLE");
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(void) RegisterMagickInfo(entry);
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entry=SetMagickInfo("UBRL");
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entry->encoder=(EncodeImageHandler *) WriteBRAILLEImage;
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entry->adjoin=MagickFalse;
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entry->description=AcquireString("Unicode Text format");
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entry->module=AcquireString("BRAILLE");
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(void) RegisterMagickInfo(entry);
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entry=SetMagickInfo("ISOBRL");
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entry->encoder=(EncodeImageHandler *) WriteBRAILLEImage;
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entry->adjoin=MagickFalse;
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entry->description=AcquireString("ISO/TR 11548-1 format");
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entry->module=AcquireString("BRAILLE");
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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 B R A I L L E 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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% UnregisterBRAILLEImage() removes format registrations made by the
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% BRAILLE module from the list of supported formats.
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%
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% The format of the UnregisterBRAILLEImage method is:
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%
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% UnregisterBRAILLEImage(void)
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%
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*/
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ModuleExport void UnregisterBRAILLEImage(void)
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{
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(void) UnregisterMagickInfo("BRF");
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(void) UnregisterMagickInfo("UBRL");
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(void) UnregisterMagickInfo("ISOBRL");
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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 B R A I L L E 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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% WriteBRAILLEImage() writes an image to a file in the Braille format.
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%
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% The format of the WriteBRAILLEImage method is:
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%
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% MagickBooleanType WriteBRAILLEImage(const ImageInfo *image_info,
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% 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 WriteBRAILLEImage(const ImageInfo *image_info,
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Image *image)
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{
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char
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buffer[MaxTextExtent];
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const char
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*value;
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IndexPacket
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polarity;
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int
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unicode = 0,
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iso_11548_1 = 0;
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MagickBooleanType
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status;
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register const IndexPacket
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*indexes;
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register const PixelPacket
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*p;
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register ssize_t
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x;
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size_t
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cell_height = 4;
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ssize_t
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y;
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/*
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Open output 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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assert(image != (Image *) NULL);
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assert(image->signature == MagickSignature);
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if (LocaleCompare(image_info->magick, "UBRL") == 0)
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unicode=1;
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else
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if (LocaleCompare(image_info->magick, "ISOBRL") == 0)
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iso_11548_1=1;
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else
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cell_height=3;
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if (image->debug != MagickFalse)
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(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
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status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
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if (status == MagickFalse)
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return(status);
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if (!iso_11548_1)
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{
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value=GetImageProperty(image,"label");
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if (value != (const char *) NULL)
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{
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(void) FormatLocaleString(buffer,MaxTextExtent,"Title: %s\n", value);
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(void) WriteBlobString(image,buffer);
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}
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if (image->page.x != 0)
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{
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(void) FormatLocaleString(buffer,MaxTextExtent,"X: %.20g\n",(double)
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image->page.x);
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(void) WriteBlobString(image,buffer);
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}
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if (image->page.y != 0)
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{
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(void) FormatLocaleString(buffer,MaxTextExtent,"Y: %.20g\n",(double)
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image->page.y);
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(void) WriteBlobString(image,buffer);
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}
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(void) FormatLocaleString(buffer,MaxTextExtent,"Width: %.20g\n",(double)
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(image->columns+(image->columns % 2)));
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(void) WriteBlobString(image,buffer);
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(void) FormatLocaleString(buffer,MaxTextExtent,"Height: %.20g\n",(double)
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image->rows);
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(void) WriteBlobString(image,buffer);
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(void) WriteBlobString(image,"\n");
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}
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(void) SetImageType(image,BilevelType);
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polarity = 0;
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if (image->storage_class == PseudoClass) {
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polarity=(IndexPacket) (PixelIntensityToQuantum(image,&image->colormap[0]) >=
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(Quantum) (QuantumRange/2));
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if (image->colors == 2)
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polarity=(IndexPacket) (PixelIntensityToQuantum(image,&image->colormap[0]) >=
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PixelIntensityToQuantum(image,&image->colormap[1]));
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}
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for (y=0; y < (ssize_t) image->rows; y+=(ssize_t) cell_height)
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{
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if ((y+cell_height) > image->rows)
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cell_height = (size_t) (image->rows-y);
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p=GetVirtualPixels(image,0,y,image->columns,cell_height,&image->exception);
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if (p == (const PixelPacket *) NULL)
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break;
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indexes=GetVirtualIndexQueue(image);
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for (x=0; x < (ssize_t) image->columns; x+=2)
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{
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unsigned char cell = 0;
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int two_columns = x+1 < (ssize_t) image->columns;
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do
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{
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#define do_cell(dx,dy,bit) do { \
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if (image->storage_class == PseudoClass) \
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cell |= (GetPixelIndex(indexes+x+dx+dy*image->columns) == polarity) << bit; \
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else \
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cell |= (GetPixelGreen(p+x+dx+dy*image->columns) == 0) << bit; \
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} while (0)
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do_cell(0,0,0);
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if (two_columns)
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do_cell(1,0,3);
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if (cell_height < 2)
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break;
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do_cell(0,1,1);
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if (two_columns)
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do_cell(1,1,4);
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if (cell_height < 3)
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break;
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do_cell(0,2,2);
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if (two_columns)
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do_cell(1,2,5);
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if (cell_height < 4)
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break;
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do_cell(0,3,6);
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if (two_columns)
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do_cell(1,3,7);
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} while(0);
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if (unicode)
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{
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unsigned char utf8[3];
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/* Unicode text */
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utf8[0] = (unsigned char) (0xe0|((0x28>>4)&0x0f));
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utf8[1] = 0x80|((0x28<<2)&0x3f)|(cell>>6);
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utf8[2] = 0x80|(cell&0x3f);
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(void) WriteBlob(image,3,utf8);
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}
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else if (iso_11548_1)
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{
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/* ISO/TR 11548-1 binary */
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(void) WriteBlobByte(image,cell);
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}
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else
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{
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/* BRF */
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static const unsigned char iso_to_brf[64] = {
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' ', 'A', '1', 'B', '\'', 'K', '2', 'L',
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'@', 'C', 'I', 'F', '/', 'M', 'S', 'P',
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'"', 'E', '3', 'H', '9', 'O', '6', 'R',
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'^', 'D', 'J', 'G', '>', 'N', 'T', 'Q',
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',', '*', '5', '<', '-', 'U', '8', 'V',
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'.', '%', '[', '$', '+', 'X', '!', '&',
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';', ':', '4', '\\', '0', 'Z', '7', '(',
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'_', '?', 'W', ']', '#', 'Y', ')', '='
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};
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(void) WriteBlobByte(image,iso_to_brf[cell]);
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}
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}
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if (iso_11548_1 == 0)
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(void) WriteBlobByte(image,'\n');
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status=SetImageProgress(image,SaveImageTag,(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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(void) CloseBlob(image);
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return(MagickTrue);
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}
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