IOL0ol1

> Im getting same result when using SWR and "FFmpegSharp.FFmpegException: "FFmpeg error [-22] Invalid argument"" on FFmpegSharp.SampleConverter.d__14.MoveNext MediaFrame.cs:line 54 AllocateBuffer With SampleConverter Can you provide your minimum executable code?

```csharp BufferedWaveProvider bufferedWaveProvider = null; ManualResetEvent startEvent = new ManualResetEvent(false); var decodeTask = Task.Run(() => { var srcFilename = "path-to-your-video-file"; //args[0]; // a mp4 file ffmpeg.RootPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location); using (var...

> ```cs > BufferedWaveProvider bufferedWaveProvider = null; > ManualResetEvent startEvent = new ManualResetEvent(false); > var decodeTask = Task.Run(() => > { > var srcFilename = "path-to-your-video-file"; //args[0]; // a mp4...

***Manually download the *.dll files that comply with the license from [ffmpeg.org](http://www.ffmpeg.org/download.html).*** Please read the project's ReadMe

> FFmpegSharp.FFmpegException: "FFmpeg error [-22] Invalid argument" replace "path-to-your-video-file"; for yourself video file path

Can you share your test video?

@luna740 期待分享你的实际应用场景。正常来说自己主动发的请求完全可以在发送之前取到数据，不需要监听。 可以试一下，好像可以。但是跨域请求需要在background（现在叫service worker）脚本中

I think a GroupLayer:ILayer,IEnumable\ is better than a LayerCollection with group