pub unsafe extern "system" fn WICConvertBitmapSource(
dstFormat: REFWICPixelFormatGUID,
pISrc: *const IWICBitmapSource,
ppIDst: *mut *mut IWICBitmapSource,
) -> HRESULT
pub unsafe extern "system" fn WICConvertBitmapSource(
dstFormat: REFWICPixelFormatGUID,
pISrc: *const IWICBitmapSource,
ppIDst: *mut *mut IWICBitmapSource,
) -> HRESULT