diff --git a/include/gdiplusflat.h b/include/gdiplusflat.h
index 563ee96a101..b10af9bbd39 100644
--- a/include/gdiplusflat.h
+++ b/include/gdiplusflat.h
@@ -45,6 +45,7 @@ GpStatus WINGDIPAPI GdipBitmapGetPixel(GpBitmap*,INT,INT,ARGB*);
 GpStatus WINGDIPAPI GdipBitmapLockBits(GpBitmap*,GDIPCONST GpRect*,UINT,
     PixelFormat,BitmapData*);
 GpStatus WINGDIPAPI GdipBitmapSetPixel(GpBitmap*,INT,INT,ARGB);
+GpStatus WINGDIPAPI GdipBitmapSetResolution(GpBitmap*,REAL,REAL);
 GpStatus WINGDIPAPI GdipBitmapUnlockBits(GpBitmap*,BitmapData*);
 GpStatus WINGDIPAPI GdipCloneBitmapArea(REAL,REAL,REAL,REAL,PixelFormat,GpBitmap*,GpBitmap**);
 GpStatus WINGDIPAPI GdipCloneBitmapAreaI(INT,INT,INT,INT,PixelFormat,GpBitmap*,GpBitmap**);
@@ -62,12 +63,19 @@ GpStatus WINGDIPAPI GdipCreateBitmapFromStreamICM(IStream*,GpBitmap**);
 GpStatus WINGDIPAPI GdipCreateHBITMAPFromBitmap(GpBitmap*,HBITMAP*,ARGB);
 GpStatus WINGDIPAPI GdipCreateHICONFromBitmap(GpBitmap*,HICON*);
 GpStatus WINGDIPAPI GdipDeleteEffect(CGpEffect*);
+GpStatus WINGDIPAPI GdipSetEffectParameters(CGpEffect*,const VOID*,const UINT);
 
 /* Brush */
 GpStatus WINGDIPAPI GdipCloneBrush(GpBrush*,GpBrush**);
 GpStatus WINGDIPAPI GdipDeleteBrush(GpBrush*);
 GpStatus WINGDIPAPI GdipGetBrushType(GpBrush*,GpBrushType*);
 
+/* CachedBitmap */
+GpStatus WINGDIPAPI GdipCreateCachedBitmap(GpBitmap*,GpGraphics*,
+    GpCachedBitmap**);
+GpStatus WINGDIPAPI GdipDeleteCachedBitmap(GpCachedBitmap*);
+GpStatus WINGDIPAPI GdipDrawCachedBitmap(GpGraphics*,GpCachedBitmap*,INT,INT);
+
 /* CustomLineCap */
 GpStatus WINGDIPAPI GdipCloneCustomLineCap(GpCustomLineCap*,GpCustomLineCap**);
 GpStatus WINGDIPAPI GdipCreateCustomLineCap(GpPath*,GpPath*,GpLineCap,REAL,
@@ -225,6 +233,8 @@ GpStatus WINGDIPAPI GdipGetCompositingQuality(GpGraphics*,CompositingQuality*);
 GpStatus WINGDIPAPI GdipGetDC(GpGraphics*,HDC*);
 GpStatus WINGDIPAPI GdipGetDpiX(GpGraphics*,REAL*);
 GpStatus WINGDIPAPI GdipGetDpiY(GpGraphics*,REAL*);
+GpStatus WINGDIPAPI GdipGetImageDecoders(UINT,UINT,ImageCodecInfo*);
+GpStatus WINGDIPAPI GdipGetImageDecodersSize(UINT*,UINT*);
 GpStatus WINGDIPAPI GdipGetImageGraphicsContext(GpImage*,GpGraphics**);
 GpStatus WINGDIPAPI GdipGetInterpolationMode(GpGraphics*,InterpolationMode*);
 GpStatus WINGDIPAPI GdipGetNearestColor(GpGraphics*,ARGB*);
@@ -251,6 +261,10 @@ GpStatus WINGDIPAPI GdipMeasureDriverString(GpGraphics*,GDIPCONST UINT16*,INT,
 GpStatus WINGDIPAPI GdipMeasureString(GpGraphics*,GDIPCONST WCHAR*,INT,
     GDIPCONST GpFont*,GDIPCONST RectF*,GDIPCONST GpStringFormat*,RectF*,INT*,INT*);
 GpStatus WINGDIPAPI GdipMultiplyWorldTransform(GpGraphics*,GDIPCONST GpMatrix*,GpMatrixOrder);
+GpStatus WINGDIPAPI GdipRecordMetafileFileName(GDIPCONST WCHAR*,HDC,EmfType,
+    GDIPCONST GpRectF*,MetafileFrameUnit,GDIPCONST WCHAR*,GpMetafile**);
+GpStatus WINGDIPAPI GdipRecordMetafileFileNameI(GDIPCONST WCHAR*,HDC,EmfType,
+    GDIPCONST GpRect*,MetafileFrameUnit,GDIPCONST WCHAR*,GpMetafile**);
 GpStatus WINGDIPAPI GdipRecordMetafileI(HDC,EmfType,GDIPCONST GpRect*,
     MetafileFrameUnit,GDIPCONST WCHAR*,GpMetafile**);
 GpStatus WINGDIPAPI GdipReleaseDC(GpGraphics*,HDC);
@@ -375,6 +389,7 @@ GpStatus WINGDIPAPI GdipGetImageHeight(GpImage*,UINT*);
 GpStatus WINGDIPAPI GdipGetImageHorizontalResolution(GpImage*,REAL*);
 GpStatus WINGDIPAPI GdipGetImageItemData(GpImage*,ImageItemData*);
 GpStatus WINGDIPAPI GdipGetImagePalette(GpImage*,ColorPalette*,INT);
+GpStatus WINGDIPAPI GdipGetImagePaletteSize(GpImage*,INT*);
 GpStatus WINGDIPAPI GdipGetImagePixelFormat(GpImage*,PixelFormat*);
 GpStatus WINGDIPAPI GdipGetImageRawFormat(GpImage*,GUID*);
 GpStatus WINGDIPAPI GdipGetImageThumbnail(GpImage*,UINT,UINT,GpImage**,GetThumbnailImageAbort,VOID*);
@@ -386,6 +401,7 @@ GpStatus WINGDIPAPI GdipGetPropertyIdList(GpImage*,UINT,PROPID*);
 GpStatus WINGDIPAPI GdipGetPropertyItem(GpImage*,PROPID,UINT,PropertyItem*);
 GpStatus WINGDIPAPI GdipGetPropertyItemSize(GpImage*,PROPID,UINT*);
 GpStatus WINGDIPAPI GdipGetPropertySize(GpImage*,UINT*,UINT*);
+GpStatus WINGDIPAPI GdipImageForceValidation(GpImage*);
 GpStatus WINGDIPAPI GdipImageGetFrameCount(GpImage*,GDIPCONST GUID*,UINT*);
 GpStatus WINGDIPAPI GdipImageGetFrameDimensionsCount(GpImage*,UINT*);
 GpStatus WINGDIPAPI GdipImageGetFrameDimensionsList(GpImage*,GUID*,UINT);