{
  "@apiVersion": "1.1",
  "name": "EVRtoVideoSinkOnObjDetect",
  "properties": {
    "description": "Event-based video recording to Video Sink based on specific objects being detected by external inference engine",
    "parameters": [
      {
        "name": "rtspUserName",
        "type": "String",
        "description": "rtsp source user name.",
        "default": "dummyUserName"
      },
      {
        "name": "rtspPassword",
        "type": "String",
        "description": "rtsp source password.",
        "default": "dummyPassword"
      },
      {
        "name": "rtspUrl",
        "type": "String",
        "description": "rtsp Url"
      },
      {
        "name": "hubSourceInput",
        "type": "String",
        "description": "input name for hub source",
        "default": "recordingTrigger"
      },
      {
        "name": "inferencingUrl",
        "type": "String",
        "description": "inferencing Url",
        "default": "http://yolov3/score"
      },
      {
        "name": "inferencingUserName",
        "type": "String",
        "description": "inferencing endpoint user name.",
        "default": "dummyUserName"
      },
      {
        "name": "inferencingPassword",
        "type": "String",
        "description": "inferencing endpoint password.",
        "default": "dummyPassword"
      },
      {
        "name": "hubSinkOutputName",
        "type": "String",
        "description": "hub sink output name",
        "default": "detectedObjects"
      }
    ],
    "sources": [
      {
        "@type": "#Microsoft.VideoAnalyzer.RtspSource",
        "name": "rtspSource",
        "endpoint": {
          "@type": "#Microsoft.VideoAnalyzer.UnsecuredEndpoint",
          "url": "${rtspUrl}",
          "credentials": {
            "@type": "#Microsoft.VideoAnalyzer.UsernamePasswordCredentials",
            "username": "${rtspUserName}",
            "password": "${rtspPassword}"
          }
        }
      },
      {
        "@type": "#Microsoft.VideoAnalyzer.IotHubMessageSource",
        "name": "iotMessageSource",
        "hubInputName": "${hubSourceInput}"
      }
    ],
    "processors": [
      {
        "@type": "#Microsoft.VideoAnalyzer.SignalGateProcessor",
        "name": "signalGateProcessor",
        "inputs": [
          {
            "nodeName": "iotMessageSource"
          },
          {
            "nodeName": "rtspSource"
          }
        ],
        "activationEvaluationWindow": "PT1S",
        "activationSignalOffset": "-PT5S",
        "minimumActivationTime": "PT30S",
        "maximumActivationTime": "PT30S"
      },
      {
        "@type": "#Microsoft.VideoAnalyzer.HttpExtension",
        "name": "inferenceClient",
        "endpoint": {
          "@type": "#Microsoft.VideoAnalyzer.UnsecuredEndpoint",
          "url": "${inferencingUrl}",
          "credentials": {
            "@type": "#Microsoft.VideoAnalyzer.UsernamePasswordCredentials",
            "username": "${inferencingUserName}",
            "password": "${inferencingPassword}"
          }
        },
        "image": {
          "scale": {
            "mode": "pad",
            "width": "416",
            "height": "416"
          },
          "format": {
            "@type": "#Microsoft.VideoAnalyzer.ImageFormatBmp"
          }
        },
        "samplingOptions": {
          "skipSamplesWithoutAnnotation": "false",
          "maximumSamplesPerSecond": "5"
        },
        "inputs": [
          {
            "nodeName": "rtspSource",
            "outputSelectors": [
              {
                "property": "mediaType",
                "operator": "is",
                "value": "video"
              }
            ]
          }
        ]
      }
    ],
    "sinks": [
      {
        "@type": "#Microsoft.VideoAnalyzer.IotHubMessageSink",
        "name": "hubSink",
        "hubOutputName": "${hubSinkOutputName}",
        "inputs": [
          {
            "nodeName": "inferenceClient"
          }
        ]
      },
      {
        "@type": "#Microsoft.VideoAnalyzer.VideoSink",
        "name": "videoSink",
        "videoName": "sample-hub-messages-video-sink",
        "inputs": [
          {
            "nodeName": "signalGateProcessor",
            "outputSelectors": [
              {
                "property": "mediaType",
                "operator": "is",
                "value": "video"
              }
            ]
          }
        ],
        "videoCreationProperties": {
          "title": "sample-hub-messages-video-sink",
          "description": "Sample video using hub messages to video sink",
          "segmentLength": "PT30S"
        },
        "localMediaCachePath": "/var/lib/videoanalyzer/tmp/",
        "localMediaCacheMaximumSizeMiB": "2048"
      }
    ]
  }
}