Returns if the camera is currently playing.

	// Tries to start the camera and outputs to the console if is was sucessful or not.
	function Start () {
		var webcamTexture : WebCamTexture = WebCamTexture();
		webcamTexture.Play();
		Debug.Log(webcamTexture.isPlaying);
	}

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Start() {
        WebCamTexture webcamTexture = new WebCamTexture();
        webcamTexture.Play();
        Debug.Log(webcamTexture.isPlaying);
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Start() as void:
		webcamTexture as WebCamTexture = WebCamTexture()
		webcamTexture.Play()
		Debug.Log(webcamTexture.isPlaying)