Sample for customizing start time

[vidyasiv]

Internal review of forked Smart City Sample
JIRA

Sample metadata output

{
    "objects": [
        {
            "detection": {
                "bounding_box": {
                    "x_max": 0.5922103524208069,
                    "x_min": 0.12866485118865967,
                    "y_max": 0.9965642094612122,
                    "y_min": 0.5584079623222351
                },
                "confidence": 0.9774138927459717,
                "label": "vehicle",
                "label_id": 2
            },
            "h": 315,
            "roi_type": "vehicle",
            "w": 593,
            "x": 165,
            "y": 402
        },
        {
            "detection": {
                "bounding_box": {
                    "x_max": 0.11643137782812119,
                    "x_min": 0.0030278339982032776,
                    "y_max": 0.9820374250411987,
                    "y_min": 0.723913311958313
                },
                "confidence": 0.8497973680496216,
                "label": "vehicle",
                "label_id": 2
            },
            "h": 186,
            "roi_type": "vehicle",
            "w": 145,
            "x": 4,
            "y": 521
        }
    ],
    "resolution": {
        "height": 720,
        "width": 1280
    },
    "source": "rtsp://10.0.8.9:17000/live.sdp",
    "timestamp": 61127211078,
    "algorithm": "object-detection",
    "custom_start_time": 1538235783042570429,
    "location": {
        "lat": 45.544223,
        "lon": -122.926128
    },
    "office": {
        "lat": 45.539626,
        "lon": -122.929569
    },
    "real_base": 1638308512537142430,
    "sensor": "YgHLcn0BjLzGuIiL3j2X"
}

time based on real_base=1638308573664
time based on custom_start_time=1538235844169

Sample screenshot with 2001 timestamp