using UnityEngine;

public static class CameraHelper
{
  
  public static byte[] CaptureFrame(Camera camera)
  {
    RenderTexture targetTexture = camera.targetTexture;
    RenderTexture.active = targetTexture;

    Texture2D texture2D = new Texture2D(targetTexture.width, targetTexture.height, TextureFormat.RGB24, false);

	texture2D.ReadPixels(new Rect(0, 0, targetTexture.width, targetTexture.height), 0, 0);
    texture2D.Apply();

    byte[] image = texture2D.EncodeToJPG();
    //byte[] image = texture2D.EncodeToPNG();

    //byte[] image = texture2D.GetRawTextureData();

    Object.DestroyImmediate(texture2D); // Required to prevent leaking the texture
    return image;
  }
}