- Modifications to compile ImageMagick
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3442 changed files with 57 additions and 412926 deletions
433
ImageMagick/coders/sfw.c
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433
ImageMagick/coders/sfw.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 FFFFF W W %
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% SS F W W %
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% SSS FFF W W %
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% SS F W W W %
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% SSSSS F W W %
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% %
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% %
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% Read/Write ImageMagick 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/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/pixel-accessor.h"
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#include "magick/quantum-private.h"
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#include "magick/resource_.h"
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#include "magick/static.h"
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#include "magick/string_.h"
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#include "magick/module.h"
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#include "magick/transform.h"
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#include "magick/utility.h"
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#include "magick/utility-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 F W %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% IsSFW() returns MagickTrue if the image format type, identified by the
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% magick string, is SFW.
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%
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% The format of the IsSFW method is:
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%
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% MagickBooleanType IsSFW(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 IsSFW(const unsigned char *magick,const size_t length)
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{
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if (length < 5)
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return(MagickFalse);
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if (LocaleNCompare((const char *) magick,"SFW94",5) == 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 F W 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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% ReadSFWImage() reads a Seattle Film Works image file and returns it.
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% It 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 ReadSFWImage method is:
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%
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% Image *ReadSFWImage(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 unsigned char *SFWScan(unsigned char *p,const unsigned char *q,
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const unsigned char *target,const size_t length)
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{
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register ssize_t
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i;
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if ((p+length) < q)
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while (p < q)
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{
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for (i=0; i < (ssize_t) length; i++)
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if (p[i] != target[i])
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break;
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if (i == (ssize_t) length)
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return((unsigned char *) p);
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p++;
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}
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return((unsigned char *) NULL);
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}
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static void TranslateSFWMarker(unsigned char *marker)
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{
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switch (marker[1])
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{
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case 0xc8: marker[1]=0xd8; break; /* soi */
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case 0xd0: marker[1]=0xe0; break; /* app */
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case 0xcb: marker[1]=0xdb; break; /* dqt */
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case 0xa0: marker[1]=0xc0; break; /* sof */
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case 0xa4: marker[1]=0xc4; break; /* sof */
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case 0xca: marker[1]=0xda; break; /* sos */
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case 0xc9: marker[1]=0xd9; break; /* eoi */
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default: break;
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}
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}
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static Image *ReadSFWImage(const ImageInfo *image_info,ExceptionInfo *exception)
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{
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static unsigned char
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HuffmanTable[] =
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{
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0xFF, 0xC4, 0x01, 0xA2, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01,
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0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B,
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0x01, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04,
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0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x10, 0x00, 0x02, 0x01,
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0x03, 0x03, 0x02, 0x04, 0x03, 0x05, 0x05, 0x04, 0x04, 0x00, 0x00,
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0x01, 0x7D, 0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, 0x21,
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0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22, 0x71, 0x14, 0x32,
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0x81, 0x91, 0xA1, 0x08, 0x23, 0x42, 0xB1, 0xC1, 0x15, 0x52, 0xD1,
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0xF0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0A, 0x16, 0x17, 0x18,
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0x19, 0x1A, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x34, 0x35, 0x36,
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0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49,
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0x4A, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64,
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0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77,
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0x78, 0x79, 0x7A, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A,
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0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3,
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0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5,
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0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
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0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9,
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0xDA, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA,
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0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA, 0x11,
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0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05, 0x04,
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0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01, 0x02, 0x03, 0x11, 0x04,
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0x05, 0x21, 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13,
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0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, 0xA1, 0xB1, 0xC1, 0x09,
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0x23, 0x33, 0x52, 0xF0, 0x15, 0x62, 0x72, 0xD1, 0x0A, 0x16, 0x24,
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0x34, 0xE1, 0x25, 0xF1, 0x17, 0x18, 0x19, 0x1A, 0x26, 0x27, 0x28,
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0x29, 0x2A, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45,
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0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
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0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x73,
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0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x82, 0x83, 0x84, 0x85,
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0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
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0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9,
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0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2,
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0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4,
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0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6,
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0xE7, 0xE8, 0xE9, 0xEA, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8,
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0xF9, 0xFA
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};
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FILE
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*file;
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Image
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*flipped_image,
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*jpeg_image,
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*image;
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ImageInfo
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*read_info;
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int
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unique_file;
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MagickBooleanType
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status;
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register unsigned char
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*header,
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*data;
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size_t
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extent;
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ssize_t
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count;
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unsigned char
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*buffer,
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*offset;
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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 image into a buffer.
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*/
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if (GetBlobSize(image) != (size_t) GetBlobSize(image))
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ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
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buffer=(unsigned char *) AcquireQuantumMemory((size_t) GetBlobSize(image),
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sizeof(*buffer));
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if (buffer == (unsigned char *) NULL)
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ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
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count=ReadBlob(image,(size_t) GetBlobSize(image),buffer);
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if ((count != (ssize_t) GetBlobSize(image)) ||
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(LocaleNCompare((char *) buffer,"SFW",3) != 0))
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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(void) CloseBlob(image);
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/*
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Find the start of the JFIF data
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*/
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header=SFWScan(buffer,buffer+count-1,(const unsigned char *)
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"\377\310\377\320",4);
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if (header == (unsigned char *) NULL)
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{
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buffer=(unsigned char *) RelinquishMagickMemory(buffer);
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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}
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TranslateSFWMarker(header); /* translate soi and app tags */
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TranslateSFWMarker(header+2);
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(void) CopyMagickMemory(header+6,"JFIF\0\001\0",7); /* JFIF magic */
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/*
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Translate remaining markers.
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*/
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offset=header+2;
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offset+=(((unsigned int) offset[2]) << 8)+offset[3]+2;
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for ( ; ; )
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{
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if ((offset+4) > (buffer+count-1))
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{
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buffer=(unsigned char *) RelinquishMagickMemory(buffer);
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ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
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}
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TranslateSFWMarker(offset);
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if (offset[1] == 0xda)
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break;
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offset+=(((unsigned int) offset[2]) << 8)+offset[3]+2;
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}
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offset--;
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data=SFWScan(offset,buffer+count-1,(const unsigned char *) "\377\311",2);
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if (data == (unsigned char *) NULL)
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{
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buffer=(unsigned char *) RelinquishMagickMemory(buffer);
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ThrowReaderException(CorruptImageError,"ImproperImageHeader");
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}
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TranslateSFWMarker(data++); /* translate eoi marker */
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/*
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Write JFIF file.
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*/
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read_info=CloneImageInfo(image_info);
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SetImageInfoBlob(read_info,(void *) NULL,0);
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file=(FILE *) NULL;
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unique_file=AcquireUniqueFileResource(read_info->filename);
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if (unique_file != -1)
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file=fopen_utf8(read_info->filename,"wb");
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if ((unique_file == -1) || (file == (FILE *) NULL))
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{
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buffer=(unsigned char *) RelinquishMagickMemory(buffer);
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read_info=DestroyImageInfo(read_info);
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(void) CopyMagickString(image->filename,read_info->filename,
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MaxTextExtent);
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ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
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image->filename);
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image=DestroyImageList(image);
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return((Image *) NULL);
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}
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extent=fwrite(header,(size_t) (offset-header+1),1,file);
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(void) extent;
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extent=fwrite(HuffmanTable,1,sizeof(HuffmanTable)/sizeof(*HuffmanTable),file);
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extent=fwrite(offset+1,(size_t) (data-offset),1,file);
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status=ferror(file) == -1 ? MagickFalse : MagickTrue;
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(void) fclose(file);
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buffer=(unsigned char *) RelinquishMagickMemory(buffer);
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if (status == MagickFalse)
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{
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char
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*message;
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(void) remove_utf8(read_info->filename);
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read_info=DestroyImageInfo(read_info);
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message=GetExceptionMessage(errno);
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(void) ThrowMagickException(&image->exception,GetMagickModule(),
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FileOpenError,"UnableToWriteFile","`%s': %s",image->filename,message);
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message=DestroyString(message);
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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 JPEG image.
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*/
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jpeg_image=ReadImage(read_info,exception);
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(void) RelinquishUniqueFileResource(read_info->filename);
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read_info=DestroyImageInfo(read_info);
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if (jpeg_image == (Image *) NULL)
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{
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image=DestroyImageList(image);
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return(jpeg_image);
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}
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(void) CopyMagickString(jpeg_image->filename,image->filename,MaxTextExtent);
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(void) CopyMagickString(jpeg_image->magick,image->magick,MaxTextExtent);
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image=DestroyImageList(image);
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image=jpeg_image;
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/*
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Correct image orientation.
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*/
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flipped_image=FlipImage(image,exception);
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if (flipped_image != (Image *) NULL)
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{
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DuplicateBlob(flipped_image,image);
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image=DestroyImage(image);
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image=flipped_image;
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}
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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 F W 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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% RegisterSFWImage() adds attributes for the SFW 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 RegisterSFWImage method is:
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%
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% size_t RegisterSFWImage(void)
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%
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*/
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ModuleExport size_t RegisterSFWImage(void)
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{
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MagickInfo
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*entry;
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entry=SetMagickInfo("SFW");
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entry->decoder=(DecodeImageHandler *) ReadSFWImage;
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entry->magick=(IsImageFormatHandler *) IsSFW;
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entry->adjoin=MagickFalse;
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entry->description=ConstantString("Seattle Film Works");
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entry->module=ConstantString("SFW");
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(void) RegisterMagickInfo(entry);
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return(MagickImageCoderSignature);
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}
|
||||
|
||||
/*
|
||||
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
||||
% %
|
||||
% %
|
||||
% %
|
||||
% U n r e g i s t e r S F W I m a g e %
|
||||
% %
|
||||
% %
|
||||
% %
|
||||
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
||||
%
|
||||
% UnregisterSFWImage() removes format registrations made by the
|
||||
% SFW module from the list of supported formats.
|
||||
%
|
||||
% The format of the UnregisterSFWImage method is:
|
||||
%
|
||||
% UnregisterSFWImage(void)
|
||||
%
|
||||
*/
|
||||
ModuleExport void UnregisterSFWImage(void)
|
||||
{
|
||||
(void) UnregisterMagickInfo("SFW");
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue