private void setCompressedRatioValue(float value) { if (this.lbl_Output.InvokeRequired) { SetCompresssedRatioCallback d = new SetCompresssedRatioCallback(setCompressedRatioValue); this.Invoke(d, new object[] { value }); } else { this.lbl_CompressedRatio.Text = "Compressed Ratio : " + value.ToString(); } }