# Twirl

The twirl block twists the video frame from the center out.

# Block info

Name: TwirlBlock.

Pin direction	Media type	Pins count
Input	Uncompressed video	1
Output	Uncompressed video	1

# The sample pipeline

graph LR;
    UniversalSourceBlock-->TwirlBlock;
    TwirlBlock-->VideoRendererBlock;

# Sample code

var pipeline = new MediaBlocksPipeline();

var filename = "test.mp4";
var fileSource = new UniversalSourceBlock(await UniversalSourceSettings.CreateAsync(new Uri(filename)));

var twirlBlock = new TwirlBlock();
pipeline.Connect(fileSource.VideoOutput, twirlBlock.Input);

var videoRenderer = new VideoRendererBlock(pipeline, VideoView1);
pipeline.Connect(twirlBlock.Output, videoRenderer.Input);            

await pipeline.StartAsync();

# Platforms

Windows, macOS, Linux, iOS, Android.