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|
/*
% Copyright (C) 2003-2020 GraphicsMagick Group
% Copyright (C) 2002 ImageMagick Studio
% Copyright 1991-1999 E. I. du Pont de Nemours and Company
%
% This program is covered by multiple licenses, which are described in
% Copyright.txt. You should have received a copy of Copyright.txt with this
% package; otherwise see http://www.graphicsmagick.org/www/Copyright.html.
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% RRRR L EEEEE %
% R R L E %
% RRRR L EEE %
% R R L E %
% R R LLLLL EEEEE %
% %
% %
% Read URT RLE Image Format. %
% %
% %
% Software Design %
% John Cristy %
% July 1992 %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%
*/
/*
Include declarations.
*/
#include "magick/studio.h"
#include "magick/attribute.h"
#include "magick/blob.h"
#include "magick/colormap.h"
#include "magick/log.h"
#include "magick/magick.h"
#include "magick/monitor.h"
#include "magick/pixel_cache.h"
#include "magick/utility.h"
typedef struct _RLE_Header
{
magick_uint8_t Magic[2]; /* Magic number */
magick_uint16_t Xpos; /* Lower left x of image */
magick_uint16_t Ypos; /* Lower left y of image */
magick_uint16_t XSize; /* Image width */
magick_uint16_t YSize; /* Image height */
magick_uint8_t Flags; /* Misc flags */
magick_uint8_t Ncolors; /* Number of colors */
magick_uint8_t Pixelbits; /* Number of bits per channel */
magick_uint8_t Ncmap; /* Number of color channels in palette */
magick_uint8_t Cmaplen; /* Colormap length */
} RLE_HEADER;
/* If this flag is set, the image rectangle should first be cleared to
the background color (q.v.) before reading the scanline data. */
#define ClearFirstFlag 0x01
/* If this flag is set, no background color is supplied, and the
ClearFirst flag should be ignored. */
#define NoBackgroundFlag 0x02
/* This flag indicates the presence of an "alpha" channel. The alpha
channel is used by image compositing software to correctly blend
anti-aliased edges. It is stored as channel -1 (255). */
#define AlphaFlag 0x04
/* If this flag is set, comments are present in the variable part of
the header, immediately following the color map. */
#define CommentsFlag 0x08
/* RLE operators */
#define SkipLinesOp 0x01
#define SetColorOp 0x02
#define SkipPixelsOp 0x03
#define ByteDataOp 0x05
#define RunDataOp 0x06
#define EOFOp 0x07
static void LogRLEHeader(const RLE_HEADER* rle_header)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
"RLE Header\n"
" Magic: \\%03o\\%03o\n"
" Xpos: %u\n"
" Ypos: %u\n"
" XSize: %u\n"
" YSize: %u\n"
" Flags: 0x%02x (%u,%u,%u,%u,%u,%u,%u,%u)\n"
" Ncolors: %u\n"
" Pixelbits: %u\n"
" Ncmap: %u\n"
" Cmaplen: %u",
rle_header->Magic[0],
rle_header->Magic[1],
rle_header->Xpos,
rle_header->Ypos,
rle_header->XSize,
rle_header->YSize,
rle_header->Flags,
(rle_header->Flags >> 7) & 0x01,
(rle_header->Flags >> 6) & 0x01,
(rle_header->Flags >> 5) & 0x01,
(rle_header->Flags >> 4) & 0x01,
(rle_header->Flags >> 3) & 0x01,
(rle_header->Flags >> 2) & 0x01,
(rle_header->Flags >> 1) & 0x01,
(rle_header->Flags >> 0) & 0x01,
rle_header->Ncolors,
rle_header->Pixelbits,
rle_header->Ncmap,
rle_header->Cmaplen);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s R L E %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method IsRLE returns True if the image format type, identified by the
% magick string, is RLE.
%
% The format of the ReadRLEImage method is:
%
% unsigned int IsRLE(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o status: Method IsRLE returns True if the image format type is RLE.
%
% o magick: This string is generally the first few bytes of an image file
% or blob.
%
% o length: Specifies the length of the magick string.
%
%
*/
static unsigned int IsRLE(const unsigned char *magick,const size_t length)
{
if (length < 2)
return(False);
if (memcmp(magick,"\122\314",2) == 0)
return(True);
return(False);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d R L E I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method ReadRLEImage reads a run-length encoded Utah Raster Toolkit
% image file and returns it. It allocates the memory necessary for the new
% Image structure and returns a pointer to the new image.
%
% The format of the ReadRLEImage method is:
%
% Image *ReadRLEImage(const ImageInfo *image_info,ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image: Method ReadRLEImage returns a pointer to the image after
% reading. A null image is returned if there is a memory shortage or
% if the image cannot be read.
%
% o image_info: Specifies a pointer to a ImageInfo structure.
%
% o exception: return any errors or warnings in this structure.
%
%
*/
#define ThrowRLEReaderException(code_,reason_,image_) \
do { \
MagickFreeResourceLimitedMemory(colormap); \
MagickFreeResourceLimitedMemory(rle_pixels); \
ThrowReaderException(code_,reason_,image_); \
} while (0);
static Image *ReadRLEImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
RLE_HEADER
rle_header;
Image
*image;
int
opcode,
operand,
pixel,
status;
size_t
colormap_entries;
unsigned int
index;
unsigned long
y;
register IndexPacket
*indexes;
register unsigned long
x;
register PixelPacket
*q;
register unsigned int
i;
register unsigned char
*p;
size_t
count,
map_length,
number_pixels,
offset,
rle_bytes;
unsigned char
background_color[256],
*colormap = (unsigned char *) NULL,
plane,
*rle_pixels = (unsigned char *) NULL;
unsigned int
number_colormaps,
number_planes;
magick_off_t
file_size;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
(void) memset(&rle_header,0,sizeof(rle_header));
image=AllocateImage(image_info);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == False)
ThrowRLEReaderException(FileOpenError,UnableToOpenFile,image);
/*
Determine if this is a RLE file.
*/
count=ReadBlob(image,2,(char *) &rle_header.Magic);
if ((count != 2) || (memcmp(&rle_header.Magic,"\122\314",2) != 0))
ThrowRLEReaderException(CorruptImageError,ImproperImageHeader,image);
file_size=GetBlobSize(image);
/*
Read image header.
*/
rle_header.Xpos=ReadBlobLSBShort(image);
rle_header.Ypos=ReadBlobLSBShort(image);
rle_header.XSize=ReadBlobLSBShort(image);
rle_header.YSize=ReadBlobLSBShort(image);
rle_header.Flags=ReadBlobByte(image);
rle_header.Ncolors=ReadBlobByte(image);
rle_header.Pixelbits=ReadBlobByte(image);
rle_header.Ncmap=ReadBlobByte(image);
rle_header.Cmaplen=ReadBlobByte(image);
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
LogRLEHeader(&rle_header);
if ((rle_header.Ncolors == 0) ||
(rle_header.Ncolors == 2) ||
((rle_header.Flags & AlphaFlag) &&
((rle_header.Ncolors > 254) || (rle_header.Ncolors < 3))) ||
(rle_header.Pixelbits != 8))
ThrowRLEReaderException(CoderError,DataEncodingSchemeIsNotSupported,image);
/* X/Y size may not be zero and may not exceed 32768 */
if ((rle_header.XSize == 0) || (rle_header.XSize >= 32768) ||
(rle_header.YSize == 0) || (rle_header.YSize >= 32768))
ThrowRLEReaderException(CorruptImageError,ImproperImageHeader,image);
if (rle_header.Cmaplen > 8)
ThrowRLEReaderException(CorruptImageError,ImproperImageHeader,image);
image->columns=rle_header.XSize;
image->rows=rle_header.YSize;
image->matte=rle_header.Flags & AlphaFlag;
number_planes=rle_header.Ncolors;
number_colormaps=rle_header.Ncmap;
map_length=(size_t) 1 << rle_header.Cmaplen;
(void) memset(background_color,0,sizeof(background_color));
if (rle_header.Flags & NoBackgroundFlag)
{
/*
No background color-- initialize to black.
*/
for (i=0; i < number_planes; i++)
background_color[i]=0;
(void) ReadBlobByte(image);
}
else
{
/*
Initialize background color.
*/
p=background_color;
for (i=0; i < number_planes; i++)
*p++=ReadBlobByte(image);
}
if ((number_planes & 0x01) == 0)
(void) ReadBlobByte(image);
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
if (image->matte)
number_planes++;
/*
Rationalize pixels with file size
*/
if ((file_size == 0) ||
((((double) image->columns*image->rows*number_planes*
rle_header.Pixelbits/8)/file_size) > 254.0))
ThrowRLEReaderException(CorruptImageError,InsufficientImageDataInFile,
image);
if ((double) number_colormaps*map_length > file_size)
ThrowRLEReaderException(CorruptImageError,InsufficientImageDataInFile,
image);
/*
Cap the number of planes at 4 since we don't support more than that.
*/
if (number_planes > 4)
number_planes=4;
colormap_entries=0;
if (number_colormaps != 0)
{
/*
Read image colormaps. Color map values are stored as 16 bit
quantities, left justified in the word.
*/
colormap=MagickAllocateResourceLimitedArray(unsigned char *,number_colormaps,
map_length);
if (colormap == (unsigned char *) NULL)
ThrowRLEReaderException(ResourceLimitError,MemoryAllocationFailed,
image);
p=colormap; /* unsigned char * */
for (i=0; i < number_colormaps; i++)
for (x=0; x < map_length; x++)
{
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,
image);
*p++=(ReadBlobLSBShort(image) >> 8);
}
colormap_entries=MagickArraySize(number_colormaps,map_length);
}
if (rle_header.Flags & CommentsFlag)
{
char
*comment;
unsigned int
length;
/*
Read image comment.
The comment block contains any number of null-terminated
text strings. These strings will conventionally be of the
form "name=value", allowing for easy retrieval of specific
information. However, there is no restriction that a given
name appear only once, and a comment may contain an
arbitrary string.
*/
length=ReadBlobLSBShort(image);
comment=MagickAllocateResourceLimitedMemory(char *,(size_t) length+1);
if (comment == (char *) NULL)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
"Failed to allocate %u bytes for comment",
length+1);
ThrowRLEReaderException(ResourceLimitError,MemoryAllocationFailed,
image);
}
if (ReadBlob(image,length,comment) != length)
{
MagickFreeResourceLimitedMemory(comment);
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
}
comment[length]='\0';
/*
Delimit multiple comments with '\n' so they fit in one string.
*/
if (length)
for (i=0; i < length-1; i++)
{
if (comment[i]=='\0')
comment[i]='\n';
}
(void) SetImageAttribute(image,"comment",comment);
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
"Comment: '%s'", comment);
MagickFreeResourceLimitedMemory(comment);
if ((length & 0x01) == 0)
(void) ReadBlobByte(image);
}
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
if (image_info->ping)
{
MagickFreeResourceLimitedMemory(colormap);
CloseBlob(image);
StopTimer(&image->timer);
return(image);
}
if (CheckImagePixelLimits(image, exception) != MagickPass)
ThrowRLEReaderException(ResourceLimitError,ImagePixelLimitExceeded,image);
/*
Allocate RLE pixels.
*/
number_pixels=MagickArraySize(image->columns,image->rows);
rle_bytes=MagickArraySize(number_pixels,number_planes);
if ((number_pixels == 0) || (rle_bytes == 0))
ThrowRLEReaderException(ResourceLimitError,MemoryAllocationFailed,image);
rle_pixels=MagickAllocateResourceLimitedArray(unsigned char *,number_pixels,
number_planes);
if (rle_pixels == (unsigned char *) NULL)
ThrowRLEReaderException(ResourceLimitError,MemoryAllocationFailed,image);
(void) memset(rle_pixels,0,rle_bytes);
if ((rle_header.Flags & ClearFirstFlag) &&
!(rle_header.Flags & NoBackgroundFlag))
{
int
j;
/*
Set background color.
*/
p=rle_pixels;
for (i=0; i < number_pixels; i++)
{
if (!image->matte)
for (j=0; j < (int) number_planes; j++)
*p++=background_color[j];
else
{
for (j=0; j < ((int) number_planes-1); j++)
*p++=background_color[j];
*p++=0; /* initialize matte channel */
}
}
}
/*
Read runlength-encoded image.
*/
plane=0;
x=0;
y=0;
opcode=ReadBlobByte(image);
if (opcode == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
do
{
switch (opcode & 0x3f)
{
case SkipLinesOp:
{
operand=ReadBlobByte(image);
if (operand == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
if (opcode & 0x40)
{
operand=ReadBlobLSBShort(image);
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
}
x=0;
y+=operand;
break;
}
case SetColorOp:
{
operand=ReadBlobByte(image);
if (operand == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
plane=(unsigned char) operand;
if (plane == 255)
plane=(unsigned char) (number_planes-1);
x=0;
break;
}
case SkipPixelsOp:
{
operand=ReadBlobByte(image);
if (operand == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
if (opcode & 0x40)
{
operand=ReadBlobLSBShort(image);
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
}
x+=operand;
break;
}
case ByteDataOp:
{
operand=ReadBlobByte(image);
if (operand == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
if (opcode & 0x40)
{
operand=ReadBlobLSBShort(image);
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
}
offset=(((size_t) image->rows-y-1)*image->columns*number_planes)+x*(size_t) number_planes+plane;
operand++;
if ((SIZE_MAX - (size_t) rle_pixels) < offset)
ThrowRLEReaderException(CorruptImageError,UnableToRunlengthDecodeImage,image);
p=rle_pixels+offset;
for (i=0; i < (unsigned int) operand; i++)
{
pixel=ReadBlobByte(image);
if (pixel == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
if ((p >= rle_pixels) && (p < rle_pixels+rle_bytes))
*p=(unsigned char) pixel;
else
ThrowRLEReaderException(CorruptImageError,UnableToRunlengthDecodeImage,image);
p+=number_planes;
}
if (operand & 0x01)
(void) ReadBlobByte(image);
x+=operand;
break;
}
case RunDataOp:
{
operand=ReadBlobByte(image);
if (operand == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
if (opcode & 0x40)
{
operand=ReadBlobLSBShort(image);
if (EOFBlob(image))
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
}
pixel=ReadBlobByte(image);
if (pixel == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
(void) ReadBlobByte(image);
operand++;
offset=(((size_t) image->rows-y-1)*image->columns*number_planes)+x*(size_t) number_planes+plane;
if ((SIZE_MAX - (size_t) rle_pixels) < offset)
ThrowRLEReaderException(CorruptImageError,UnableToRunlengthDecodeImage,image);
p=rle_pixels+offset;
for (i=0; i < (unsigned int) operand; i++)
{
if ((p >= rle_pixels) && (p < rle_pixels+rle_bytes))
*p=pixel;
else
ThrowRLEReaderException(CorruptImageError,UnableToRunlengthDecodeImage,image);
p+=number_planes;
}
x+=operand;
break;
}
default:
break;
}
opcode=ReadBlobByte(image);
if (opcode == EOF)
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
} while (((opcode & 0x3f) != EOFOp) && (opcode != EOF));
if (number_colormaps != 0)
{
unsigned int
mask;
/*
Apply colormap affineation to image.
*/
mask=(unsigned int) (map_length-1);
p=rle_pixels;
if (number_colormaps == 1)
for (i=0; i < number_pixels; i++)
{
index=*p & mask;
VerifyColormapIndexWithColors(image,index,colormap_entries);
*p=colormap[index];
p++;
}
else
if ((number_planes >= 3) && (number_colormaps >= 3))
for (i=0; i < number_pixels; i++)
for (x=0; x < number_planes; x++)
{
index=x*(unsigned int) map_length+(*p & mask);
VerifyColormapIndexWithColors(image,index,colormap_entries);
*p=colormap[index];
p++;
}
}
/*
Initialize image structure.
*/
if (number_planes >= 3)
{
/*
Convert raster image to DirectClass pixel packets.
*/
p=rle_pixels;
for (y=0; y < image->rows; y++)
{
q=SetImagePixels(image,0,y,image->columns,1);
if (q == (PixelPacket *) NULL)
break;
for (x=0; x < image->columns; x++)
{
q->red=ScaleCharToQuantum(*p++);
q->green=ScaleCharToQuantum(*p++);
q->blue=ScaleCharToQuantum(*p++);
if (image->matte)
q->opacity=(Quantum) (MaxRGB-ScaleCharToQuantum(*p++));
q++;
}
if (!SyncImagePixels(image))
break;
if (image->previous == (Image *) NULL)
if (QuantumTick(y,image->rows))
if (!MagickMonitorFormatted(y,image->rows,exception,
LoadImageText,image->filename,
image->columns,image->rows))
break;
}
}
else
{
/*
Create colormap.
*/
if (number_colormaps == 0)
map_length=256;
if (((unsigned long) map_length != map_length) ||
(!AllocateImageColormap(image,(unsigned long) map_length)))
ThrowRLEReaderException(ResourceLimitError,MemoryAllocationFailed,
image);
p=colormap;
if (number_colormaps == 1)
for (i=0; i < image->colors; i++)
{
/*
Pseudocolor.
*/
image->colormap[i].red=ScaleCharToQuantum(i);
image->colormap[i].green=ScaleCharToQuantum(i);
image->colormap[i].blue=ScaleCharToQuantum(i);
}
else
if (number_colormaps > 1)
for (i=0; i < image->colors; i++)
{
image->colormap[i].red=ScaleCharToQuantum(*p);
image->colormap[i].green=ScaleCharToQuantum(*(p+map_length));
if (number_colormaps > 2)
image->colormap[i].blue=ScaleCharToQuantum(*(p+map_length*2));
else
image->colormap[i].blue=0U;
p++;
}
p=rle_pixels;
if (!image->matte)
{
/*
Convert raster image to PseudoClass pixel packets.
*/
for (y=0; y < image->rows; y++)
{
q=SetImagePixels(image,0,y,image->columns,1);
if (q == (PixelPacket *) NULL)
break;
indexes=AccessMutableIndexes(image);
for (x=0; x < image->columns; x++)
indexes[x]=(*p++);
if (!SyncImagePixels(image))
break;
if (image->previous == (Image *) NULL)
if (QuantumTick(y,image->rows))
if (!MagickMonitorFormatted(y,image->rows,exception,
LoadImageText,image->filename,
image->columns,image->rows))
break;
}
(void) SyncImage(image);
}
else
{
/*
Image has a matte channel-- promote to DirectClass.
*/
for (y=0; y < image->rows; y++)
{
q=SetImagePixels(image,0,y,image->columns,1);
if (q == (PixelPacket *) NULL)
break;
for (x=0; x < image->columns; x++)
{
index=*p++;
VerifyColormapIndex(image,index);
q->red=image->colormap[index].red;
index=*p++;
VerifyColormapIndex(image,index);
q->green=image->colormap[index].green;
index=*p++;
VerifyColormapIndex(image,index);
q->blue=image->colormap[index].blue;
q->opacity=(Quantum) (MaxRGB-ScaleCharToQuantum(*p++));
q++;
}
if (!SyncImagePixels(image))
break;
if (image->previous == (Image *) NULL)
if (QuantumTick(y,image->rows))
if (!MagickMonitorFormatted(y,image->rows,exception,
LoadImageText,
image->filename,
image->columns,image->rows))
break;
}
MagickFreeMemory(image->colormap);
image->colormap=(PixelPacket *) NULL;
image->storage_class=DirectClass;
image->colors=0;
}
}
MagickFreeResourceLimitedMemory(colormap);
MagickFreeResourceLimitedMemory(rle_pixels);
if (EOFBlob(image))
{
ThrowRLEReaderException(CorruptImageError,UnexpectedEndOfFile,image);
}
CloseBlob(image);
StopTimer(&image->timer);
return(image);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e g i s t e r R L E I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method RegisterRLEImage adds attributes for the RLE 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 RegisterRLEImage method is:
%
% RegisterRLEImage(void)
%
*/
ModuleExport void RegisterRLEImage(void)
{
MagickInfo
*entry;
entry=SetMagickInfo("RLE");
entry->decoder=(DecoderHandler) ReadRLEImage;
entry->magick=(MagickHandler) IsRLE;
entry->adjoin=False;
entry->description="Utah Run length encoded image";
entry->module="RLE";
entry->coder_class=UnstableCoderClass;
(void) RegisterMagickInfo(entry);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% U n r e g i s t e r R L E I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method UnregisterRLEImage removes format registrations made by the
% RLE module from the list of supported formats.
%
% The format of the UnregisterRLEImage method is:
%
% UnregisterRLEImage(void)
%
*/
ModuleExport void UnregisterRLEImage(void)
{
(void) UnregisterMagickInfo("RLE");
}
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