private void квадрат5х5ToolStripMenuItem4_Click(object sender, EventArgs e)
{
Filtres filter = new OpeningFilter(MaskType.Square5);
backgroundWorker1.RunWorkerAsync(filter);
}
private void крест3х3ToolStripMenuItem4_Click(object sender, EventArgs e)
{
Filtres filter = new OpeningFilter(MaskType.Cross3);
backgroundWorker1.RunWorkerAsync(filter);
}