private void btnStart_Click(object sender, EventArgs e) { string mediaPath = txtMediaPath.Text; if (File.Exists(mediaPath) && File.Exists(FFmpegPath)) { VideoThumbnailer thumbnailer = new VideoThumbnailer(mediaPath, FFmpegPath, Options); thumbnailer.ProgressChanged += Thumbnailer_ProgressChanged; pbProgress.Value = 0; pbProgress.Maximum = Options.ScreenshotCount; pbProgress.Visible = true; btnStart.Visible = false; BackgroundWorker bw = new BackgroundWorker(); bw.DoWork += (sender2, e2) => thumbnailer.TakeScreenshots(); bw.RunWorkerCompleted += (sender3, e3) => { btnStart.Visible = true; pbProgress.Visible = false; }; bw.RunWorkerAsync(); } }
private void btnStart_Click(object sender, EventArgs e) { string mediaPath = txtMediaPath.Text; if (File.Exists(mediaPath) && File.Exists(FFmpegPath)) { VideoThumbnailer thumbnailer = new VideoThumbnailer(mediaPath, FFmpegPath, Options); thumbnailer.ProgressChanged += Thumbnailer_ProgressChanged; pbProgress.Value = 0; pbProgress.Maximum = Options.ScreenshotCount; pbProgress.Visible = true; btnStart.Visible = false; new Thread(() => { List<VideoThumbnailInfo> screenshots = thumbnailer.TakeScreenshots(); if (screenshots != null && screenshots.Count > 0) { this.InvokeSafe(() => { btnStart.Visible = true; pbProgress.Visible = false; if (Options.UploadScreenshots) { screenshots.ForEach(x => OnUploadRequested(x.Filepath)); } }); } }).Start(); } }