{
    "pipeline":
    {
        "dataproviders":
        [
            {
                "type": "webcam",
                "config":
                {
                }
            }
        ],
        "trackers":
        [
            {
                "type": "marker",
                "config":
                {
                    "parser": "yarrar_parser",
                    "tracking_resolution_width": 320
                }
            }
        ],
        "renderers":
        [
            {
                "type": "opengl",
                "config": 
                {
                }
            }
        ]
    }
}

{
    "pipeline":
    {
        "dataproviders":
        [
            {
                "type": "webcam",
                "config":
                {
                }
            }
        ],
        "trackers":
        [
            {
                "type": "marker",
                "config":
                {
                    "parser": "yarrar_parser",
                    "tracking_resolution_width": 320,
                    "contour_min_area_size": 100,
                    "inner_rectangle_min_size": 0.6,
                    "marker_parser_image_size": 100,
                    "binary_image_threshold": 100
                }
            }
        ],
        "renderers":
        [
            {
                "type": "opengl",
                "config": 
                {
                }
            }
        ]
    }
}

Add all optional values to example configuration.
Add all optional values to example configuration.
