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node-ddcci

Installation

node-ddcci is currently only supported on Windows.

npm install @hensm/ddcci

Usage

const ddcci = require("@hensm/ddcci");

for (const monitor of ddcci.getMonitorList()) {
    console.log(`${monitor} current brightness: ${ddcci.getBrightness(monitor)}`);
    ddcci.setBrightness(monitor, 25);
}

Docs

  • getMonitorList()

    Gets a list of the current connected monitors.

    • Return value

      An array of String containing the monitor IDs.
  • getBrightness(monitorId)

    Queries a monitor's brightness level.

    • Parameters

      • monitorId
        String. ID of monitor for which to query the brightness.
    • Return value

      An integer, typically between 0-100, representing the current brightness.
  • getMaxBrightness(monitorId)

    Queries a monitor's maximum brightness level.

    • Parameters

      • monitorId
        String. ID of monitor for which to query the brightness.
    • Return value

      An integer, typically between 0-100, representing the maximum brightness.
  • setBrightness(monitorId, level)

    Sets a monitor's brightness level.

    • Parameters

      • monitorId
        String. ID of monitor for which to set the brightness.
      • level
        integer. Between 0-100 representing the new brightness level.
  • getContrast(monitorId)

    Queries a monitor's contrast level.

    • Parameters

      • monitorId
        String. ID of monitor for which to query the contrast.
    • Return value

      An integer, typically between 0-100, representing the current contrast.
  • getMaxContrast(monitorId)

    Queries a monitor's maximum contrast level.

    • Parameters

      • monitorId
        String. ID of monitor for which to query the contrast.
    • Return value

      An integer, typically between 0-100, representing the maximum contrast.
  • setContrast(monitorId, level)

    Sets a monitor's contrast level.

    • Parameters

      • monitorId
        String. ID of monitor for which to set the contrast.
      • level
        integer. Between 0-100 representing the new contrast level.
  • _getVCP(monitorId, vcpCode)

    Queries a monitor for a VCP code value.

    • Parameters

      • monitorId
        String. ID of monitor for which to query the VCP feature.
      • vcpCode
        integer. VCP code to query
    • Return value

      An array of two integer values in the format of [currentValue, maxValue].
  • _setVCP(monitorId, vcpCode, value)

    Sets the value of a VCP code for a monitor.

    • Parameters

      • monitorId
        String. ID of monitor for which to set the VCP feature.
      • vcpCode
        integer. VCP code to set.
      • value
        integer. Value of the VCP code.
  • _refresh()

    Refreshes the monitor list.