private void btStart_Click(object sender, EventArgs e) { MediaPlayer1.FilenamesOrURL.Add(edFilename.Text); MediaPlayer1.Loop = cbLoop.Checked; MediaPlayer1.Audio_PlayAudio = true; MediaPlayer1.Audio_OutputDevice = "Default DirectSound Device"; if (MediaPlayer1.Filter_Supported_EVR()) { MediaPlayer1.Video_Renderer.Video_Renderer = VFVideoRenderer.EVR; } else if (MediaPlayer1.Filter_Supported_VMR9()) { MediaPlayer1.Video_Renderer.Video_Renderer = VFVideoRenderer.VMR9; } else { MediaPlayer1.Video_Renderer.Video_Renderer = VFVideoRenderer.VideoRenderer; } MediaPlayer1.MultiScreen_Enabled = true; MediaPlayer1.MultiScreen_Clear(); MediaPlayer1.MultiScreen_AddScreen(form2.Screen.Handle, form2.Screen.Width, form2.Screen.Height); MediaPlayer1.Play(); // set audio volume for each stream MediaPlayer1.Audio_OutputDevice_Balance_Set(0, tbBalance1.Value); MediaPlayer1.Audio_OutputDevice_Volume_Set(0, tbVolume1.Value); timer1.Enabled = true; }