gdiplus: Added GdipCreateBitmapFromFile.

dlls/gdiplus/gdiplus.spec

@@ -71,7 +71,7 @@
 @ stub GdipConvertToEmfPlusToStream
 @ stub GdipCreateAdjustableArrowCap
 @ stub GdipCreateBitmapFromDirectDrawSurface
-@ stub GdipCreateBitmapFromFile
+@ stdcall GdipCreateBitmapFromFile(wstr ptr)
 @ stub GdipCreateBitmapFromFileICM
 @ stub GdipCreateBitmapFromGdiDib
 @ stub GdipCreateBitmapFromGraphics

dlls/gdiplus/image.c

@@ -229,6 +229,28 @@ GpStatus WINGDIPAPI GdipBitmapUnlockBits(GpBitmap* bitmap,
     return Ok;
 }
 
+GpStatus WINGDIPAPI GdipCreateBitmapFromFile(GDIPCONST WCHAR* filename,
+    GpBitmap **bitmap)
+{
+    GpStatus stat;
+    IStream *stream;
+
+    if(!filename || !bitmap)
+        return InvalidParameter;
+
+    stat = GdipCreateStreamOnFile(filename, GENERIC_READ, &stream);
+
+    if(stat != Ok)
+        return stat;
+
+    stat = GdipCreateBitmapFromStream(stream, bitmap);
+
+    if(!stat)
+        IStream_Release(stream);
+
+    return stat;
+}
+
 GpStatus WINGDIPAPI GdipCreateBitmapFromScan0(INT width, INT height, INT stride,
     PixelFormat format, BYTE* scan0, GpBitmap** bitmap)
 {

include/gdiplusflat.h

@@ -167,6 +167,7 @@ GpStatus WINGDIPAPI GdipDeleteCustomLineCap(GpCustomLineCap*);
 GpStatus WINGDIPAPI GdipBitmapGetPixel(GpBitmap*,INT,INT,ARGB*);
 GpStatus WINGDIPAPI GdipBitmapLockBits(GpBitmap*,GDIPCONST GpRect*,UINT,
     PixelFormat,BitmapData*);
+GpStatus WINGDIPAPI GdipCreateBitmapFromFile(GDIPCONST WCHAR*,GpBitmap**);
 GpStatus WINGDIPAPI GdipCreateBitmapFromScan0(INT,INT,INT,PixelFormat,BYTE*,
     GpBitmap**);
 GpStatus WINGDIPAPI GdipCreateBitmapFromStream(IStream*,GpBitmap**);