% Software Design %
% Bill Radcliffe %
% 2001 %
+% Dirk Lemstra %
+% January 2014 %
% %
% Copyright 1999-2014 ImageMagick Studio LLC, a non-profit organization %
% dedicated to making software imaging solutions freely available. %
*/
#include "MagickCore/studio.h"
-#if defined(MAGICKCORE_WINGDI32_DELEGATE) && defined(__CYGWIN__)
-# define MAGICKCORE_EMF_DELEGATE
-#endif
-#if defined(MAGICKCORE_EMF_DELEGATE)
-# if defined(__CYGWIN__)
-# include <windows.h>
-# else
-# include "MagickCore/nt-base-private.h"
-# include <wingdi.h>
-# endif
+#if defined(MAGICKCORE_WINGDI32_DELEGATE)
+# include <gdiplus.h>
+# pragma comment(lib, "gdiplus.lib")
#endif
#include "MagickCore/blob.h"
#include "MagickCore/blob-private.h"
%
*/
-
-#if defined(MAGICKCORE_HAVE__WFOPEN)
-static size_t UTF8ToUTF16(const unsigned char *utf8,wchar_t *utf16)
-{
- register const unsigned char
- *p;
-
- if (utf16 != (wchar_t *) NULL)
- {
- register wchar_t
- *q;
-
- wchar_t
- c;
-
- /*
- Convert UTF-8 to UTF-16.
- */
- q=utf16;
- for (p=utf8; *p != '\0'; p++)
- {
- if ((*p & 0x80) == 0)
- *q=(*p);
- else
- if ((*p & 0xE0) == 0xC0)
- {
- c=(*p);
- *q=(c & 0x1F) << 6;
- p++;
- if ((*p & 0xC0) != 0x80)
- return(0);
- *q|=(*p & 0x3F);
- }
- else
- if ((*p & 0xF0) == 0xE0)
- {
- c=(*p);
- *q=c << 12;
- p++;
- if ((*p & 0xC0) != 0x80)
- return(0);
- c=(*p);
- *q|=(c & 0x3F) << 6;
- p++;
- if ((*p & 0xC0) != 0x80)
- return(0);
- *q|=(*p & 0x3F);
- }
- else
- return(0);
- q++;
- }
- *q++='\0';
- return(q-utf16);
- }
- /*
- Compute UTF-16 string length.
- */
- for (p=utf8; *p != '\0'; p++)
- {
- if ((*p & 0x80) == 0)
- ;
- else
- if ((*p & 0xE0) == 0xC0)
- {
- p++;
- if ((*p & 0xC0) != 0x80)
- return(0);
- }
- else
- if ((*p & 0xF0) == 0xE0)
- {
- p++;
- if ((*p & 0xC0) != 0x80)
- return(0);
- p++;
- if ((*p & 0xC0) != 0x80)
- return(0);
- }
- else
- return(0);
- }
- return(p-utf8);
-}
-
-static wchar_t *ConvertUTF8ToUTF16(const unsigned char *source)
-{
- size_t
- length;
-
- wchar_t
- *utf16;
-
- length=UTF8ToUTF16(source,(wchar_t *) NULL);
- if (length == 0)
- {
- register ssize_t
- i;
-
- /*
- Not UTF-8, just copy.
- */
- length=strlen((char *) source);
- utf16=(wchar_t *) AcquireQuantumMemory(length+1,sizeof(*utf16));
- if (utf16 == (wchar_t *) NULL)
- return((wchar_t *) NULL);
- for (i=0; i <= (ssize_t) length; i++)
- utf16[i]=source[i];
- return(utf16);
- }
- utf16=(wchar_t *) AcquireQuantumMemory(length+1,sizeof(*utf16));
- if (utf16 == (wchar_t *) NULL)
- return((wchar_t *) NULL);
- length=UTF8ToUTF16(source,utf16);
- return(utf16);
-}
-#endif
-
-/*
- This method reads either an enhanced metafile, a regular 16bit Windows
- metafile, or an Aldus Placeable metafile and converts it into an enhanced
- metafile. Width and height are returned in .01mm units.
-*/
-#if defined(MAGICKCORE_EMF_DELEGATE)
-static HENHMETAFILE ReadEnhMetaFile(const char *path,ssize_t *width,
- ssize_t *height)
+#if defined(MAGICKCORE_WINGDI32_DELEGATE)
+static Image *ReadEMFImage(const ImageInfo *image_info,
+ ExceptionInfo *exception)
{
-#pragma pack( push, 2 )
- typedef struct
- {
- DWORD dwKey;
- WORD hmf;
- SMALL_RECT bbox;
- WORD wInch;
- DWORD dwReserved;
- WORD wCheckSum;
- } APMHEADER, *PAPMHEADER;
-#pragma pack( pop )
-
- DWORD
- dwSize;
-
- ENHMETAHEADER
- emfh;
-
- HANDLE
- hFile;
-
- HDC
- hDC;
-
- HENHMETAFILE
- hTemp;
-
- LPBYTE
- pBits;
-
- METAFILEPICT
- mp;
-
- HMETAFILE
- hOld;
-
- *width=512;
- *height=512;
- hTemp=GetEnhMetaFile(path);
-#if defined(MAGICKCORE_HAVE__WFOPEN)
- if (hTemp == (HENHMETAFILE) NULL)
- {
- wchar_t
- *unicode_path;
+ Gdiplus::Bitmap
+ *bitmap;
- unicode_path=ConvertUTF8ToUTF16((const unsigned char *) path);
- if (unicode_path != (wchar_t *) NULL)
- {
- hTemp=GetEnhMetaFileW(unicode_path);
- unicode_path=(wchar_t *) RelinquishMagickMemory(unicode_path);
- }
- }
-#endif
- if (hTemp != (HENHMETAFILE) NULL)
- {
- /*
- Enhanced metafile.
- */
- GetEnhMetaFileHeader(hTemp,sizeof(ENHMETAHEADER),&emfh);
- *width=emfh.rclFrame.right-emfh.rclFrame.left;
- *height=emfh.rclFrame.bottom-emfh.rclFrame.top;
- return(hTemp);
- }
- hOld=GetMetaFile(path);
- if (hOld != (HMETAFILE) NULL)
- {
- /*
- 16bit windows metafile.
- */
- dwSize=GetMetaFileBitsEx(hOld,0,NULL);
- if (dwSize == 0)
- {
- DeleteMetaFile(hOld);
- return((HENHMETAFILE) NULL);
- }
- pBits=(LPBYTE) AcquireQuantumMemory(dwSize,sizeof(*pBits));
- if (pBits == (LPBYTE) NULL)
- {
- DeleteMetaFile(hOld);
- return((HENHMETAFILE) NULL);
- }
- if (GetMetaFileBitsEx(hOld,dwSize,pBits) == 0)
- {
- pBits=(BYTE *) DestroyString((char *) pBits);
- DeleteMetaFile(hOld);
- return((HENHMETAFILE) NULL);
- }
- /*
- Make an enhanced metafile from the windows metafile.
- */
- mp.mm=MM_ANISOTROPIC;
- mp.xExt=1000;
- mp.yExt=1000;
- mp.hMF=NULL;
- hDC=GetDC(NULL);
- hTemp=SetWinMetaFileBits(dwSize,pBits,hDC,&mp);
- ReleaseDC(NULL,hDC);
- DeleteMetaFile(hOld);
- pBits=(BYTE *) DestroyString((char *) pBits);
- GetEnhMetaFileHeader(hTemp,sizeof(ENHMETAHEADER),&emfh);
- *width=emfh.rclFrame.right-emfh.rclFrame.left;
- *height=emfh.rclFrame.bottom-emfh.rclFrame.top;
- return(hTemp);
- }
- /*
- Aldus Placeable metafile.
- */
- hFile=CreateFile(path,GENERIC_READ,0,NULL,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,
- NULL);
- if (hFile == INVALID_HANDLE_VALUE)
- return(NULL);
- dwSize=GetFileSize(hFile,NULL);
- pBits=(LPBYTE) AcquireQuantumMemory(dwSize,sizeof(*pBits));
- ReadFile(hFile,pBits,dwSize,&dwSize,NULL);
- CloseHandle(hFile);
- if (((PAPMHEADER) pBits)->dwKey != 0x9ac6cdd7l)
- {
- pBits=(BYTE *) DestroyString((char *) pBits);
- return((HENHMETAFILE) NULL);
- }
- /*
- Make an enhanced metafile from the placable metafile.
- */
- mp.mm=MM_ANISOTROPIC;
- mp.xExt=((PAPMHEADER) pBits)->bbox.Right-((PAPMHEADER) pBits)->bbox.Left;
- *width=mp.xExt;
- mp.xExt=(mp.xExt*2540l)/(DWORD) (((PAPMHEADER) pBits)->wInch);
- mp.yExt=((PAPMHEADER)pBits)->bbox.Bottom-((PAPMHEADER) pBits)->bbox.Top;
- *height=mp.yExt;
- mp.yExt=(mp.yExt*2540l)/(DWORD) (((PAPMHEADER) pBits)->wInch);
- mp.hMF=NULL;
- hDC=GetDC(NULL);
- hTemp=SetWinMetaFileBits(dwSize,&(pBits[sizeof(APMHEADER)]),hDC,&mp);
- ReleaseDC(NULL,hDC);
- pBits=(BYTE *) DestroyString((char *) pBits);
- return(hTemp);
-}
+ Gdiplus::BitmapData
+ bitmap_data;
-#define CENTIMETERS_INCH 2.54
+ Gdiplus::GdiplusStartupInput
+ startup_input;
-static Image *ReadEMFImage(const ImageInfo *image_info,
- ExceptionInfo *exception)
-{
- BITMAPINFO
- DIBinfo;
+ Gdiplus::Graphics
+ *graphics;
- HBITMAP
- hBitmap,
- hOldBitmap;
+ Gdiplus::Image
+ *source;
- HDC
- hDC;
+ Gdiplus::Rect
+ rect;
- HENHMETAFILE
- hemf;
+ GeometryInfo
+ geometry_info;
Image
*image;
- RECT
- rect;
-
- register ssize_t
- x;
+ MagickStatusType
+ flags;
register Quantum
*q;
- RGBQUAD
- *pBits,
- *ppBits;
+ register ssize_t
+ x;
ssize_t
- height,
- width,
y;
- image=AcquireImage(image_info,exception);
- hemf=ReadEnhMetaFile(image_info->filename,&width,&height);
- if (hemf == (HENHMETAFILE) NULL)
- ThrowReaderException(CorruptImageError,"ImproperImageHeader");
- if ((image->columns == 0) || (image->rows == 0))
- {
- double
- y_resolution,
- x_resolution;
-
- y_resolution=DefaultResolution;
- x_resolution=DefaultResolution;
- if (image->resolution.y > 0)
- {
- y_resolution=image->resolution.y;
- if (image->units == PixelsPerCentimeterResolution)
- y_resolution*=CENTIMETERS_INCH;
- }
- if (image->resolution.x > 0)
- {
- x_resolution=image->resolution.x;
- if (image->units == PixelsPerCentimeterResolution)
- x_resolution*=CENTIMETERS_INCH;
- }
- image->rows=(size_t) ((height/1000.0/CENTIMETERS_INCH)*y_resolution+0.5);
- image->columns=(size_t) ((width/1000.0/CENTIMETERS_INCH)*
- x_resolution+0.5);
- }
- if (image_info->size != (char *) NULL)
- {
- ssize_t
- x;
-
- image->columns=width;
- image->rows=height;
- x=0;
- y=0;
- (void) GetGeometry(image_info->size,&x,&y,&image->columns,&image->rows);
- }
- if (image_info->page != (char *) NULL)
- {
- char
- *geometry;
+ ULONG_PTR
+ token;
- register char
- *p;
+ unsigned char
+ *p;
- MagickStatusType
- flags;
+ wchar_t
+ fileName[MaxTextExtent];
- ssize_t
- sans;
+ assert(image_info != (const ImageInfo *) NULL);
+ assert(image_info->signature == MagickSignature);
+ if (image_info->debug != MagickFalse)
+ (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
+ image_info->filename);
+ assert(exception != (ExceptionInfo *) NULL);
- geometry=GetPageGeometry(image_info->page);
- p=strchr(geometry,'>');
- if (p == (char *) NULL)
- {
- flags=ParseMetaGeometry(geometry,&sans,&sans,&image->columns,
- &image->rows);
- if (image->resolution.x != 0.0)
- image->columns=(size_t) floor((image->columns*image->resolution.x)+
- 0.5);
- if (image->resolution.y != 0.0)
- image->rows=(size_t) floor((image->rows*image->resolution.y)+0.5);
- }
- else
- {
- *p='\0';
- flags=ParseMetaGeometry(geometry,&sans,&sans,&image->columns,
- &image->rows);
- if (image->resolution.x != 0.0)
- image->columns=(size_t) floor(((image->columns*image->resolution.x)/
- DefaultResolution)+0.5);
- if (image->resolution.y != 0.0)
- image->rows=(size_t) floor(((image->rows*image->resolution.y)/
- DefaultResolution)+0.5);
- }
- (void) flags;
- geometry=DestroyString(geometry);
- }
- hDC=GetDC(NULL);
- if (hDC == (HDC) NULL)
- {
- DeleteEnhMetaFile(hemf);
- ThrowReaderException(ResourceLimitError,"UnableToCreateADC");
- }
- /*
- Initialize the bitmap header info.
- */
- (void) ResetMagickMemory(&DIBinfo,0,sizeof(BITMAPINFO));
- DIBinfo.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
- DIBinfo.bmiHeader.biWidth=(LONG) image->columns;
- DIBinfo.bmiHeader.biHeight=(-1)*(LONG) image->rows;
- DIBinfo.bmiHeader.biPlanes=1;
- DIBinfo.bmiHeader.biBitCount=32;
- DIBinfo.bmiHeader.biCompression=BI_RGB;
- hBitmap=CreateDIBSection(hDC,&DIBinfo,DIB_RGB_COLORS,(void **) &ppBits,NULL,
- 0);
- ReleaseDC(NULL,hDC);
- if (hBitmap == (HBITMAP) NULL)
- {
- DeleteEnhMetaFile(hemf);
- ThrowReaderException(ResourceLimitError,"UnableToCreateBitmap");
- }
- hDC=CreateCompatibleDC(NULL);
- if (hDC == (HDC) NULL)
+ image=AcquireImage(image_info,exception);
+ if (Gdiplus::GdiplusStartup(&token,&startup_input,NULL) !=
+ Gdiplus::Status::Ok)
+ ThrowReaderException(CoderError, "GdiplusStartupFailed");
+ MultiByteToWideChar(CP_UTF8,0,image->filename,-1,fileName,MaxTextExtent);
+ source=Gdiplus::Image::FromFile(fileName);
+ if (source == nullptr)
{
- DeleteEnhMetaFile(hemf);
- DeleteObject(hBitmap);
- ThrowReaderException(ResourceLimitError,"UnableToCreateADC");
+ Gdiplus::GdiplusShutdown(token);
+ ThrowReaderException(FileOpenError,"UnableToOpenFile");
}
- hOldBitmap=(HBITMAP) SelectObject(hDC,hBitmap);
- if (hOldBitmap == (HBITMAP) NULL)
+
+ image->resolution.x=source->GetHorizontalResolution();
+ image->resolution.y=source->GetVerticalResolution();
+ image->columns=(size_t) source->GetWidth();
+ image->rows=(size_t) source->GetHeight();
+ if (image_info->density != (char *) NULL)
{
- DeleteEnhMetaFile(hemf);
- DeleteDC(hDC);
- DeleteObject(hBitmap);
- ThrowReaderException(ResourceLimitError,"UnableToCreateBitmap");
+ flags=ParseGeometry(image_info->density,&geometry_info);
+ image->resolution.x=geometry_info.rho;
+ image->resolution.y=geometry_info.sigma;
+ if ((flags & SigmaValue) == 0)
+ image->resolution.y=image->resolution.x;
+ if ((image->resolution.x > 0.0) && (image->resolution.y > 0.0))
+ {
+ image->columns=(size_t) floor((Gdiplus::REAL) source->GetWidth() /
+ source->GetHorizontalResolution() * image->resolution.x + 0.5);
+ image->rows=(size_t)floor((Gdiplus::REAL) source->GetHeight() /
+ source->GetVerticalResolution() * image->resolution.y + 0.5);
+ }
}
- /*
- Initialize the bitmap to the image background color.
- */
- pBits=ppBits;
- for (y=0; y < (ssize_t) image->rows; y++)
+
+ bitmap=new Gdiplus::Bitmap((INT) image->columns,(INT) image->rows,
+ PixelFormat32bppARGB);
+ graphics=Gdiplus::Graphics::FromImage(bitmap);
+ graphics->SetInterpolationMode(Gdiplus::InterpolationModeHighQualityBicubic);
+ graphics->SetSmoothingMode(Gdiplus::SmoothingModeHighQuality);
+ graphics->SetTextRenderingHint(Gdiplus::TextRenderingHintClearTypeGridFit);
+ graphics->Clear(Gdiplus::Color((BYTE) ScaleQuantumToChar(
+ image->background_color.alpha),(BYTE) ScaleQuantumToChar(
+ image->background_color.red),(BYTE) ScaleQuantumToChar(
+ image->background_color.green),(BYTE) ScaleQuantumToChar(
+ image->background_color.blue)));
+ graphics->DrawImage(source,0,0,(INT) image->columns,(INT) image->rows);
+ delete graphics;
+ delete source;
+
+ rect=Gdiplus::Rect(0,0,(INT) image->columns,(INT) image->rows);
+ if (bitmap->LockBits(&rect,Gdiplus::ImageLockModeRead,PixelFormat32bppARGB,
+ &bitmap_data) != Gdiplus::Ok)
{
- for (x=0; x < (ssize_t) image->columns; x++)
- {
- pBits->rgbRed=ScaleQuantumToChar(image->background_color.red);
- pBits->rgbGreen=ScaleQuantumToChar(image->background_color.green);
- pBits->rgbBlue=ScaleQuantumToChar(image->background_color.blue);
- pBits++;
- }
+ delete bitmap;
+ Gdiplus::GdiplusShutdown(token);
+ ThrowReaderException(FileOpenError,"UnableToReadImageData");
}
- rect.top=0;
- rect.left=0;
- rect.right=(LONG) image->columns;
- rect.bottom=(LONG) image->rows;
- /*
- Convert metafile pixels.
- */
- PlayEnhMetaFile(hDC,hemf,&rect);
- pBits=ppBits;
+
+ image->alpha_trait=BlendPixelTrait;
for (y=0; y < (ssize_t) image->rows; y++)
{
- q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
+ p=(unsigned char *) bitmap_data.Scan0+(y*abs(bitmap_data.Stride));
+ if (bitmap_data.Stride < 0)
+ q=GetAuthenticPixels(image,0,image->rows-y-1,image->columns,1,exception);
+ else
+ q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
break;
+
for (x=0; x < (ssize_t) image->columns; x++)
{
- SetPixelRed(image,ScaleCharToQuantum(pBits->rgbRed),q);
- SetPixelGreen(image,ScaleCharToQuantum(pBits->rgbGreen),q);
- SetPixelBlue(image,ScaleCharToQuantum(pBits->rgbBlue),q);
- SetPixelAlpha(image,OpaqueAlpha,q);
- pBits++;
+ SetPixelBlue(image,ScaleCharToQuantum(*p++),q);
+ SetPixelGreen(image,ScaleCharToQuantum(*p++),q);
+ SetPixelRed(image,ScaleCharToQuantum(*p++),q);
+ SetPixelAlpha(image,ScaleCharToQuantum(*p++),q);
q+=GetPixelChannels(image);
}
+
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
}
- DeleteEnhMetaFile(hemf);
- SelectObject(hDC,hOldBitmap);
- DeleteDC(hDC);
- DeleteObject(hBitmap);
- return(GetFirstImageInList(image));
+
+ bitmap->UnlockBits(&bitmap_data);
+ delete bitmap;
+ Gdiplus::GdiplusShutdown(token);
+ return(image);
}
#endif /* MAGICKCORE_EMF_DELEGATE */
\f
*entry;
entry=SetMagickInfo("EMF");
-#if defined(MAGICKCORE_EMF_DELEGATE)
+#if defined(MAGICKCORE_WINGDI32_DELEGATE)
entry->decoder=ReadEMFImage;
#endif
entry->description=ConstantString(
- "Windows WIN32 API rendered Enhanced Meta File");
+ "Windows Enhanced Meta File");
entry->magick=(IsImageFormatHandler *) IsEMF;
entry->blob_support=MagickFalse;
entry->module=ConstantString("WMF");
(void) RegisterMagickInfo(entry);
- entry=SetMagickInfo("WMFWIN32");
-#if defined(MAGICKCORE_EMF_DELEGATE)
+ entry=SetMagickInfo("WMF");
+#if defined(MAGICKCORE_WINGDI32_DELEGATE)
entry->decoder=ReadEMFImage;
#endif
- entry->description=ConstantString("Windows WIN32 API rendered Meta File");
+ entry->description=ConstantString("Windows Meta File");
entry->magick=(IsImageFormatHandler *) IsWMF;
entry->blob_support=MagickFalse;
- entry->module=ConstantString("WMFWIN32");
+ entry->module=ConstantString("WMF");
(void) RegisterMagickInfo(entry);
return(MagickImageCoderSignature);
}
ModuleExport void UnregisterEMFImage(void)
{
(void) UnregisterMagickInfo("EMF");
- (void) UnregisterMagickInfo("WMFWIN32");
+ (void) UnregisterMagickInfo("WMF");
}
projects / imagemagick / commitdiff