% Read/Write Wireless Bitmap (level 0) Image Format %
% %
% Software Design %
-% John Cristy %
+% Cristy %
% January 2000 %
% %
% %
-% Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization %
+% Copyright 1999-2018 ImageMagick Studio LLC, a non-profit organization %
% dedicated to making software imaging solutions freely available. %
% %
% You may not use this file except in compliance with the License. You may %
% obtain a copy of the License at %
% %
-% http://www.imagemagick.org/script/license.php %
+% https://www.imagemagick.org/script/license.php %
% %
% Unless required by applicable law or agreed to in writing, software %
% distributed under the License is distributed on an "AS IS" BASIS, %
/*
Include declarations.
*/
-#include "magick/studio.h"
-#include "magick/blob.h"
-#include "magick/blob-private.h"
-#include "magick/cache.h"
-#include "magick/color-private.h"
-#include "magick/colormap.h"
-#include "magick/colorspace.h"
-#include "magick/exception.h"
-#include "magick/exception-private.h"
-#include "magick/image.h"
-#include "magick/image-private.h"
-#include "magick/list.h"
-#include "magick/magick.h"
-#include "magick/memory_.h"
-#include "magick/monitor.h"
-#include "magick/monitor-private.h"
-#include "magick/quantum-private.h"
-#include "magick/static.h"
-#include "magick/string_.h"
-#include "magick/module.h"
+#include "MagickCore/studio.h"
+#include "MagickCore/attribute.h"
+#include "MagickCore/blob.h"
+#include "MagickCore/blob-private.h"
+#include "MagickCore/cache.h"
+#include "MagickCore/color-private.h"
+#include "MagickCore/colormap.h"
+#include "MagickCore/colorspace.h"
+#include "MagickCore/colorspace-private.h"
+#include "MagickCore/exception.h"
+#include "MagickCore/exception-private.h"
+#include "MagickCore/image.h"
+#include "MagickCore/image-private.h"
+#include "MagickCore/list.h"
+#include "MagickCore/magick.h"
+#include "MagickCore/memory_.h"
+#include "MagickCore/monitor.h"
+#include "MagickCore/monitor-private.h"
+#include "MagickCore/pixel-accessor.h"
+#include "MagickCore/quantum-private.h"
+#include "MagickCore/static.h"
+#include "MagickCore/string_.h"
+#include "MagickCore/module.h"
\f
/*
Forward declarations.
*/
static MagickBooleanType
- WriteWBMPImage(const ImageInfo *,Image *);
+ WriteWBMPImage(const ImageInfo *,Image *,ExceptionInfo *);
\f
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
*/
-static MagickBooleanType WBMPReadInteger(Image *image,unsigned long *value)
+static MagickBooleanType WBMPReadInteger(Image *image,size_t *value)
{
int
byte;
int
byte;
- long
- y;
-
MagickBooleanType
status;
- register IndexPacket
- *indexes;
-
- register long
+ register ssize_t
x;
- register PixelPacket
+ register Quantum
*q;
- register long
- i;
+ ssize_t
+ y;
unsigned char
bit;
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
- assert(image_info->signature == MagickSignature);
+ assert(image_info->signature == MagickCoreSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
- assert(exception->signature == MagickSignature);
- image=AcquireImage(image_info);
+ assert(exception->signature == MagickCoreSignature);
+ image=AcquireImage(image_info,exception);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
- if (ReadBlob(image,2,(unsigned char *) &header) == 0)
+ header=0;
+ if (ReadBlob(image,2,(unsigned char *) &header) != 2)
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
if (header != 0)
ThrowReaderException(CoderError,"OnlyLevelZerofilesSupported");
ThrowReaderException(CorruptImageError,"CorruptWBMPimage");
if ((image->columns == 0) || (image->rows == 0))
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
- for (i=0; i < image->offset; i++)
- if (ReadBlobByte(image) == EOF)
- {
- ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
- image->filename);
- break;
- }
- if (AcquireImageColormap(image,2) == MagickFalse)
- ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
+ if (DiscardBlobBytes(image,image->offset) == MagickFalse)
+ ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
+ image->filename);
if (image_info->ping != MagickFalse)
{
(void) CloseBlob(image);
return(GetFirstImageInList(image));
}
+ status=SetImageExtent(image,image->columns,image->rows,exception);
+ if (status == MagickFalse)
+ return(DestroyImageList(image));
+ (void) SetImageBackgroundColor(image,exception);
+ if (AcquireImageColormap(image,2,exception) == MagickFalse)
+ ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
/*
Convert bi-level image to pixel packets.
*/
- for (y=0; y < (long) image->rows; y++)
+ for (y=0; y < (ssize_t) image->rows; y++)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
- if (q == (PixelPacket *) NULL)
+ if (q == (Quantum *) NULL)
break;
- indexes=GetAuthenticIndexQueue(image);
bit=0;
byte=0;
- for (x=0; x < (long) image->columns; x++)
+ for (x=0; x < (ssize_t) image->columns; x++)
{
if (bit == 0)
{
if (byte == EOF)
ThrowReaderException(CorruptImageError,"CorruptImage");
}
- indexes[x]=(IndexPacket) ((byte & (0x01 << (7-bit))) ? 1 : 0);
+ SetPixelIndex(image,(byte & (0x01 << (7-bit))) ? 1 : 0,q);
bit++;
if (bit == 8)
bit=0;
+ q+=GetPixelChannels(image);
}
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
- status=SetImageProgress(image,LoadImageTag,y,image->rows);
+ status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
+ image->rows);
if (status == MagickFalse)
break;
}
- (void) SyncImage(image);
+ (void) SyncImage(image,exception);
if (EOFBlob(image) != MagickFalse)
ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
image->filename);
%
% The format of the RegisterWBMPImage method is:
%
-% unsigned long RegisterWBMPImage(void)
+% size_t RegisterWBMPImage(void)
%
*/
-ModuleExport unsigned long RegisterWBMPImage(void)
+ModuleExport size_t RegisterWBMPImage(void)
{
MagickInfo
*entry;
- entry=SetMagickInfo("WBMP");
+ entry=AcquireMagickInfo("WBMP","WBMP","Wireless Bitmap (level 0) image");
entry->decoder=(DecodeImageHandler *) ReadWBMPImage;
entry->encoder=(EncodeImageHandler *) WriteWBMPImage;
- entry->adjoin=MagickFalse;
- entry->description=ConstantString("Wireless Bitmap (level 0) image");
- entry->module=ConstantString("WBMP");
+ entry->flags^=CoderAdjoinFlag;
(void) RegisterMagickInfo(entry);
return(MagickImageCoderSignature);
}
% The format of the WriteWBMPImage method is:
%
% MagickBooleanType WriteWBMPImage(const ImageInfo *image_info,
-% Image *image)
+% Image *image,ExceptionInfo *exception)
%
% A description of each parameter follows.
%
%
% o image: The image.
%
+% o exception: return any errors or warnings in this structure.
%
*/
-static void WBMPWriteInteger(Image *image,const unsigned long value)
+static void WBMPWriteInteger(Image *image,const size_t value)
{
int
bits,
flag,
n;
- register long
+ register ssize_t
i;
unsigned char
}
static MagickBooleanType WriteWBMPImage(const ImageInfo *image_info,
- Image *image)
+ Image *image,ExceptionInfo *exception)
{
- long
- y;
-
MagickBooleanType
status;
- register const IndexPacket
- *indexes;
-
- register const PixelPacket
+ register const Quantum
*p;
- register long
+ register ssize_t
x;
+ ssize_t
+ y;
+
unsigned char
bit,
byte;
Open output image file.
*/
assert(image_info != (const ImageInfo *) NULL);
- assert(image_info->signature == MagickSignature);
+ assert(image_info->signature == MagickCoreSignature);
assert(image != (Image *) NULL);
- assert(image->signature == MagickSignature);
+ assert(image->signature == MagickCoreSignature);
if (image->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
- status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
+ assert(exception != (ExceptionInfo *) NULL);
+ assert(exception->signature == MagickCoreSignature);
+ status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
if (status == MagickFalse)
return(status);
- if (image->colorspace != RGBColorspace)
- (void) TransformImageColorspace(image,RGBColorspace);
+ (void) TransformImageColorspace(image,sRGBColorspace,exception);
/*
Convert image to a bi-level image.
*/
- (void) SetImageType(image,BilevelType);
+ (void) SetImageType(image,BilevelType,exception);
(void) WriteBlobMSBShort(image,0);
WBMPWriteInteger(image,image->columns);
WBMPWriteInteger(image,image->rows);
- for (y=0; y < (long) image->rows; y++)
+ for (y=0; y < (ssize_t) image->rows; y++)
{
- p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
- if (p == (const PixelPacket *) NULL)
+ p=GetVirtualPixels(image,0,y,image->columns,1,exception);
+ if (p == (const Quantum *) NULL)
break;
- indexes=GetVirtualIndexQueue(image);
bit=0;
byte=0;
- for (x=0; x < (long) image->columns; x++)
+ for (x=0; x < (ssize_t) image->columns; x++)
{
- if (PixelIntensity(p) >= ((MagickRealType) QuantumRange/2.0))
+ if (GetPixelLuma(image,p) >= (QuantumRange/2.0))
byte|=0x1 << (7-bit);
bit++;
if (bit == 8)
bit=0;
byte=0;
}
- p++;
+ p+=GetPixelChannels(image);
}
if (bit != 0)
(void) WriteBlobByte(image,byte);
- status=SetImageProgress(image,SaveImageTag,y,image->rows);
+ status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
+ image->rows);
if (status == MagickFalse)
break;
}