Playing a video with the new VideoPlayer component with Unity 5.6 beta.

PlayVideoUnity56beta.cs

public class VideoManager : MonoBehaviour
{
	[SerializeField]
	private RenderTexture _renderTexture = null;
	[SerializeField]
	private VideoClip _videoClip = null;

	private IEnumerator Start()
	{
		Application.runInBackground = true;

		var camera = Camera.main.gameObject;
		var videoPlayer = camera.AddComponent<VideoPlayer>();
		var audioSource = camera.AddComponent<AudioSource>();

		videoPlayer.playOnAwake = false;
		audioSource.playOnAwake = false;

		videoPlayer.source = VideoSource.VideoClip;
		videoPlayer.audioOutputMode = VideoAudioOutputMode.AudioSource;
		videoPlayer.renderMode = VideoRenderMode.RenderTexture;
		videoPlayer.EnableAudioTrack(0, true);
		videoPlayer.SetTargetAudioSource(0, audioSource);
		videoPlayer.clip = _videoClip;
		videoPlayer.Prepare();

		while (!videoPlayer.isPrepared)
			yield return null;

		videoPlayer.targetTexture = _renderTexture;
		videoPlayer.Play();

		audioSource.Play();
  
		while (videoPlayer.isPlaying)
			yield return null;

		ScreenFader.FadeIn(2.5f, () => SceneManager.LoadScene("Menu"));
	}
}