imagebroker.json

{
  "IFF": {
    "set_terminate": true,

    "devices": [
      {
        "id": "cpu_dev",
        "type": "cpu"
      },
      {
        "id": "cuda_dev",
        "type": "cuda"
      }
    ]
  },

  "chains": [
    {
      "id": "main",

      "elements": [
        {
          "id": "cam",
          "type": "xicamera",
          "cpu_device_id": "cpu_dev",
          "serial_number": "<CHANGEME>",
          "image_format": "RAW16",
          "custom_params": [
            { "bpc":                            1 },
            { "column_fpn_correction":          1 },
            { "row_fpn_correction":             1 },
            { "column_black_offset_correction": 1 },
            { "row_black_offset_correction":    1 }
          ],
          "exposure": 10000,
          "gain": 0.0
        },
        {
          "id": "gpuproc",
          "type": "cuda_processor",
          "cpu_device_id": "cpu_dev",
          "gpu_device_id": "cuda_dev",
          "color": {
            "dcp_file": "BT709.dcp"
          },
          "elements": [
            { "id": "import_from_host", "type": "import_from_host" },
            { "id": "bitdepth",         "type": "bitdepth",         "bitdepth": 16 },
            { "id": "black_level",      "type": "black_level" },
            { "id": "white_balance",    "type": "white_balance" },
            { "id": "demosaic",         "type": "demosaic",         "algorithm": "L7" },
            { "id": "color_correction", "type": "color_correction", "to": "ProPhotoRGB" },
            { "id": "huesatmap",        "type": "huesatmap" },
            { "id": "color_space_out",  "type": "color_correction", "from": "ProPhotoRGB", "to": "Rec709" },
            { "id": "gamma",            "type": "gamma8",           "function": "hlg" },
            { "id": "export",           "type": "export_to_device", //change "export_to_device" to "export_to_host", if OpenCV is built without CUDA support
                                                                    "output_format": "RGBA8",                 "output_name": "rgba" },
            { "id": "hist",             "type": "histogram",        "output_format": "Histogram4Bayer256Int", "output_name": "histogram" }
          ],
          "connections": [
            { "src": "import_from_host", "dst": "bitdepth" },
            { "src": "bitdepth",         "dst": "black_level" },
            { "src": "black_level",      "dst": "white_balance" },
            { "src": "white_balance",    "dst": "demosaic" },
            { "src": "demosaic",         "dst": "color_correction" },
            { "src": "color_correction", "dst": "huesatmap" },
            { "src": "huesatmap",        "dst": "color_space_out" },
            { "src": "color_space_out",  "dst": "gamma" },
            { "src": "gamma",            "dst": "export" },
            { "src": "black_level",      "dst": "hist" }
          ]
        },
        {
          "id": "autoctrl",
          "type": "awb_aec",
          "cpu_device_id": "cpu_dev",
          "autostart": true,
          "aec_enabled": true,
          "awb_enabled": true,
          "max_exposure": 15000,
          "ev_correction": -1.585 //for Hybrid Log-Gamma (HLG) function
        },
        {
          "id": "exporter",
          "type": "frame_exporter",
          "device_id": "cuda_dev" //change "cuda_dev" to "cpu_dev", if OpenCV is built without CUDA support
        }
      ],
      "connections": [
        { "src": "cam",                           "dst": "gpuproc" },
        { "src": "gpuproc->histogram",            "dst": "autoctrl", "type": "weak" },
        { "src": "gpuproc->rgba",                 "dst": "exporter" }
      ],
      "parametercontrol": [
        { "origin": "autoctrl/wb_callback",       "target": "cam" },
        { "origin": "autoctrl/exposure_callback", "target": "cam" }
      ]
    }
  ]
}