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我想將圖片加載到excel中,並將其像素的RGB值提取到二維數組中。VBA getPixel總是返回-1
但是,當我嘗試使用GetPixel函數時,它始終返回-1。我確定它已經將圖片加載到了一個用戶窗體上,但仍然返回-1。
這裏是我的代碼:
Private Declare PtrSafe Function GetPixel Lib "gdi32" (ByVal hDC As LongPtr, ByVal x As Long, ByVal Y As Long) As Long
Dim color As Long
UserForm1.Image1.Picture = LoadPicture("D:\Dropbox\Dropbox\1.bmp")
Debug.Print (UserForm1.Image1.Picture)
Debug.Print (GetPixel(UserForm1.Image1.Picture.Handle, 100, 100))