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  • 1. Зургийн өнгийг өөрчлөхForm-д 2 PictureBox, 1 Button оруул.PictureBox1 – д зураг оруул.Button1 – д дараах кодыг оруул.Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)Handles Button1.Click Dim pic As New Bitmap(PictureBox1.Image) For y As Integer = 0 To pic.Height - 1 For x As Integer = 0 To pic.Width - 1 Dim inv As Color = pic.GetPixel(x, y) inv = Color.FromArgb(255, 255 - inv.R, 255 - inv.G, 255 - inv.B) pic.SetPixel(x, y, inv) PictureBox2.Image = pic Next x Next y End Sub