private void BitmapImportButton_Click(object sender, EventArgs eventArgs) { if (LastSelectedImageMetadata == null) { return; } using (var op = new OpenFileDialog { Filter = Consts.BitmapImportFilter }) { if (op.ShowDialog() != DialogResult.OK) { return; } try { var bitmapFile = op.FileName; using (var bitmap = (Bitmap)Image.FromFile(bitmapFile)) { if (bitmap.Width > 2048 || bitmap.Height > 2048) { InfoBox.Show("Selected images is too big. Choose an image that has dimension lower than 2048x2048."); return; } using (var scaledBitmap = BitmapProcessor.ScaleBitmapIfNecessary(bitmap, new Size(LastSelectedImageMetadata.Width, LastSelectedImageMetadata.Height))) using (var monochrome = BitmapProcessor.ConvertTo1Bit(scaledBitmap)) { var imageData = BitmapProcessor.CreateRawFromBitmap(monochrome); ImagePixelGrid.CreateUndo(); ImagePixelGrid.Data = ImagePreviewPixelGrid.Data = ProcessImage(x => FirmwareImageProcessor.PasteImage(x, imageData), LastSelectedImageMetadata, true); } } } catch (Exception ex) { InfoBox.Show("Unable to import bitmap image.\n" + ex.Message); } } }