home-assistant.io/source/_integrations/qrcode.markdown

title, description, ha_category, ha_iot_class, ha_release, ha_domain, ha_integration_type, related

title	description	ha_category	ha_iot_class	ha_release	ha_domain	ha_integration_type	related
QR Code	Instructions on how to integrate QR Code Recognition into Home Assistant.	Image processing	Calculated	0.87	qrcode	integration	docs title /docs/configuration/ Configuration file

The qrcode image processing {% term integration %} enables QR code recognition from cameras.

To get this running, please install zbar-tools (Ubuntu 18.04)

Configuration

To enable this, add the following lines to your {% term "configuration.yaml" %} file. {% include integrations/restart_ha_after_config_inclusion.md %}

# Example configuration.yaml entry
image_processing:
  - platform: qrcode
    source:
      - entity_id: camera.door

{% configuration %} source: description: List of image sources. required: true type: list keys: entity_id: description: A camera entity id to get picture from. required: true type: string name: description: This parameter allows you to override the name of your image_processing entity. required: false type: string {% endconfiguration %}

Basic example

An automation using this integration could look like this:

automation:
  - alias: "Catch QR code and arm the alarm system"
    trigger:
      - platform: state
        entity_id: image_processing.qr_front_door
        to: ARM_QR_CODE_VALUE
    action:
      - action: alarm_control_panel.alarm_arm_away
        target:
          entity_id: alarm_control_panel.home_alarm
        data:
          code: MY_ALARM_CODE