You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

406 lines
14 KiB

/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% DDDD EEEEE PPPP RRRR EEEEE CCCC AAA TTTTT EEEEE %
% D D E P P R R E C A A T E %
% D D EEE PPPPP RRRR EEE C AAAAA T EEE %
% D D E P R R E C A A T E %
% DDDD EEEEE P R R EEEEE CCCC A A T EEEEE %
% %
% %
% MagickCore Deprecated Methods %
% %
% Software Design %
% Cristy %
% October 2002 %
% %
% %
% Copyright 1999-2021 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 %
% %
% https://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, %
% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
% See the License for the specific language governing permissions and %
% limitations under the License. %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%
%
*/
/*
Include declarations.
*/
#include "MagickCore/studio.h"
#if defined(MAGICKCORE_WINGDI32_DELEGATE)
# if defined(__CYGWIN__)
# include <windows.h>
# else
/* All MinGW needs ... */
# include "MagickCore/nt-base-private.h"
# include <wingdi.h>
# endif
#endif
#include "MagickCore/property.h"
#include "MagickCore/blob.h"
#include "MagickCore/blob-private.h"
#include "MagickCore/cache.h"
#include "MagickCore/cache-view.h"
#include "MagickCore/client.h"
#include "MagickCore/color.h"
#include "MagickCore/color-private.h"
#include "MagickCore/colormap.h"
#include "MagickCore/colormap-private.h"
#include "MagickCore/colorspace.h"
#include "MagickCore/colorspace-private.h"
#include "MagickCore/composite.h"
#include "MagickCore/composite-private.h"
#include "MagickCore/constitute.h"
#include "MagickCore/draw.h"
#include "MagickCore/draw-private.h"
#include "MagickCore/effect.h"
#include "MagickCore/enhance.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/fx.h"
#include "MagickCore/geometry.h"
#include "MagickCore/identify.h"
#include "MagickCore/image.h"
#include "MagickCore/image-private.h"
#include "MagickCore/list.h"
#include "MagickCore/log.h"
#include "MagickCore/memory_.h"
#include "MagickCore/magick.h"
#include "MagickCore/monitor.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/morphology.h"
#include "MagickCore/nt-feature.h"
#include "MagickCore/paint.h"
#include "MagickCore/pixel.h"
#include "MagickCore/pixel-accessor.h"
#include "MagickCore/quantize.h"
#include "MagickCore/random_.h"
#include "MagickCore/resource_.h"
#include "MagickCore/semaphore.h"
#include "MagickCore/segment.h"
#include "MagickCore/splay-tree.h"
#include "MagickCore/statistic.h"
#include "MagickCore/string_.h"
#include "MagickCore/threshold.h"
#include "MagickCore/transform.h"
#include "MagickCore/utility.h"
#if !defined(MAGICKCORE_EXCLUDE_DEPRECATED)
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
+ G e t M a g i c k S e e k a b l e S t r e a m %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% GetMagickSeekableStream() returns MagickTrue if the magick supports a
% seekable stream.
%
% The format of the GetMagickSeekableStream method is:
%
% MagickBooleanType GetMagickSeekableStream(const MagickInfo *magick_info)
%
% A description of each parameter follows:
%
% o magick_info: The magick info.
%
*/
MagickExport MagickBooleanType GetMagickSeekableStream(
const MagickInfo *magick_info)
{
assert(magick_info != (MagickInfo *) NULL);
assert(magick_info->signature == MagickCoreSignature);
return(((magick_info->flags & CoderSeekableStreamFlag) == 0) ? MagickFalse :
MagickTrue);
}
#if defined(MAGICKCORE_WINGDI32_DELEGATE)
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% C r o p I m a g e T o H B i t m a p %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% CropImageToHBITMAP() extracts a specified region of the image and returns
% it as a Windows HBITMAP. While the same functionality can be accomplished by
% invoking CropImage() followed by ImageToHBITMAP(), this method is more
% efficient since it copies pixels directly to the HBITMAP.
%
% The format of the CropImageToHBITMAP method is:
%
% HBITMAP CropImageToHBITMAP(Image* image,const RectangleInfo *geometry,
% ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image: the image.
%
% o geometry: Define the region of the image to crop with members
% x, y, width, and height.
%
% o exception: return any errors or warnings in this structure.
%
*/
MagickExport void *CropImageToHBITMAP(Image *image,
const RectangleInfo *geometry,ExceptionInfo *exception)
{
#define CropImageTag "Crop/Image"
BITMAP
bitmap;
HBITMAP
bitmapH;
HANDLE
bitmap_bitsH;
MagickBooleanType
proceed;
RectangleInfo
page;
const Quantum
*p;
RGBQUAD
*q;
RGBQUAD
*bitmap_bits;
ssize_t
y;
/*
Check crop geometry.
*/
assert(image != (const Image *) NULL);
assert(image->signature == MagickCoreSignature);
if (image->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
assert(geometry != (const RectangleInfo *) NULL);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
if (((geometry->x+(ssize_t) geometry->width) < 0) ||
((geometry->y+(ssize_t) geometry->height) < 0) ||
(geometry->x >= (ssize_t) image->columns) ||
(geometry->y >= (ssize_t) image->rows))
ThrowImageException(OptionError,"GeometryDoesNotContainImage");
page=(*geometry);
if ((page.x+(ssize_t) page.width) > (ssize_t) image->columns)
page.width=image->columns-page.x;
if ((page.y+(ssize_t) page.height) > (ssize_t) image->rows)
page.height=image->rows-page.y;
if (page.x < 0)
{
page.width+=page.x;
page.x=0;
}
if (page.y < 0)
{
page.height+=page.y;
page.y=0;
}
if ((page.width == 0) || (page.height == 0))
ThrowImageException(OptionError,"GeometryDimensionsAreZero");
/*
Initialize crop image attributes.
*/
bitmap.bmType = 0;
bitmap.bmWidth = (LONG) page.width;
bitmap.bmHeight = (LONG) page.height;
bitmap.bmWidthBytes = bitmap.bmWidth * 4;
bitmap.bmPlanes = 1;
bitmap.bmBitsPixel = 32;
bitmap.bmBits = NULL;
bitmap_bitsH=(HANDLE) GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE,page.width*
page.height*bitmap.bmBitsPixel);
if (bitmap_bitsH == NULL)
return(NULL);
bitmap_bits=(RGBQUAD *) GlobalLock((HGLOBAL) bitmap_bitsH);
if ( bitmap.bmBits == NULL )
bitmap.bmBits = bitmap_bits;
if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse)
SetImageColorspace(image,sRGBColorspace,exception);
/*
Extract crop image.
*/
q=bitmap_bits;
for (y=0; y < (ssize_t) page.height; y++)
{
ssize_t
x;
p=GetVirtualPixels(image,page.x,page.y+y,page.width,1,exception);
if (p == (const Quantum *) NULL)
break;
/* Transfer pixels, scaling to Quantum */
for( x=(ssize_t) page.width ; x> 0 ; x-- )
{
q->rgbRed = ScaleQuantumToChar(GetPixelRed(image,p));
q->rgbGreen = ScaleQuantumToChar(GetPixelGreen(image,p));
q->rgbBlue = ScaleQuantumToChar(GetPixelBlue(image,p));
q->rgbReserved = 0;
p+=GetPixelChannels(image);
q++;
}
proceed=SetImageProgress(image,CropImageTag,y,page.height);
if (proceed == MagickFalse)
break;
}
if (y < (ssize_t) page.height)
{
GlobalUnlock((HGLOBAL) bitmap_bitsH);
GlobalFree((HGLOBAL) bitmap_bitsH);
return((void *) NULL);
}
bitmap.bmBits=bitmap_bits;
bitmapH=CreateBitmapIndirect(&bitmap);
GlobalUnlock((HGLOBAL) bitmap_bitsH);
GlobalFree((HGLOBAL) bitmap_bitsH);
return((void *) bitmapH);
}
#endif
#if defined(MAGICKCORE_WINGDI32_DELEGATE)
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I m a g e T o H B i t m a p %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ImageToHBITMAP() creates a Windows HBITMAP from an image.
%
% The format of the ImageToHBITMAP method is:
%
% HBITMAP ImageToHBITMAP(Image *image,Exceptioninfo *exception)
%
% A description of each parameter follows:
%
% o image: the image to convert.
%
*/
MagickExport void *ImageToHBITMAP(Image *image,ExceptionInfo *exception)
{
BITMAP
bitmap;
HANDLE
bitmap_bitsH;
HBITMAP
bitmapH;
ssize_t
x;
const Quantum
*p;
RGBQUAD
*q;
RGBQUAD
*bitmap_bits;
size_t
length;
ssize_t
y;
(void) memset(&bitmap,0,sizeof(bitmap));
bitmap.bmType=0;
bitmap.bmWidth=(LONG) image->columns;
bitmap.bmHeight=(LONG) image->rows;
bitmap.bmWidthBytes=4*bitmap.bmWidth;
bitmap.bmPlanes=1;
bitmap.bmBitsPixel=32;
bitmap.bmBits=NULL;
length=bitmap.bmWidthBytes*bitmap.bmHeight;
bitmap_bitsH=(HANDLE) GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE,length);
if (bitmap_bitsH == NULL)
{
char
*message;
message=GetExceptionMessage(errno);
(void) ThrowMagickException(exception,GetMagickModule(),
ResourceLimitError,"MemoryAllocationFailed","`%s'",message);
message=DestroyString(message);
return(NULL);
}
bitmap_bits=(RGBQUAD *) GlobalLock((HGLOBAL) bitmap_bitsH);
q=bitmap_bits;
if (bitmap.bmBits == NULL)
bitmap.bmBits=bitmap_bits;
(void) SetImageColorspace(image,sRGBColorspace,exception);
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
q->rgbRed=ScaleQuantumToChar(GetPixelRed(image,p));
q->rgbGreen=ScaleQuantumToChar(GetPixelGreen(image,p));
q->rgbBlue=ScaleQuantumToChar(GetPixelBlue(image,p));
q->rgbReserved=0;
p+=GetPixelChannels(image);
q++;
}
}
bitmap.bmBits=bitmap_bits;
bitmapH=CreateBitmapIndirect(&bitmap);
if (bitmapH == NULL)
{
char
*message;
message=GetExceptionMessage(errno);
(void) ThrowMagickException(exception,GetMagickModule(),
ResourceLimitError,"MemoryAllocationFailed","`%s'",message);
message=DestroyString(message);
}
GlobalUnlock((HGLOBAL) bitmap_bitsH);
GlobalFree((HGLOBAL) bitmap_bitsH);
return((void *) bitmapH);
}
#endif
#endif