Part 10
Reference
What Litmus supports, and the terms used in this guide.
What Litmus supports
| Detects | People, faces, vehicles, license plates, animals (10 kinds such as birds, cats, and dogs, with device software 2.2.0 or later), and sounds (eight kinds such as smoke or fire alarms and breaking glass, with device software 2.1.0 or later). QR codes, barcodes, text recognition, and video-based fire detection (finding flames or smoke in the picture) are not supported. |
| Camera connections | RTSP, ONVIF, USB / UVC |
| Recommended hardware | 3 to 4 cameras: Core i3 12th gen or newer with 16GB of memory. For other camera counts, graphics cards, Macs, and small boards, see Recommended Hardware. |
| Recording | Chosen per camera: When detected (starts when a person or vehicle appears and ends when they leave; long stays are split after a certain size or duration) or Always (24/7) |
| Storage location | On the device, or a chosen folder (including an external drive) |
| Storage period | 7 · 14 · 30 · 60 · 90 · 180 days |
| Search | Face, appearance, text, attributes |
| Actions | Phone notification (with photo), Play media, Read text aloud, Telegram, Webhook, Home Assistant, Zigbee |
| Runs on | Local screen: a web browser on the same network. Remote access: a web browser and the iOS and Android apps |
| Reference version | This guide is based on device software (Litmus NVR) 2.2.0. |
Glossary
| Place | One device together with its cameras, history, and actions. |
| Device | The unit that analyzes and stores video. Distinct from a camera. |
| Recording | One detected event: a photo plus the video for that span. |
| Action | What runs when something you choose is detected on selected cameras during set hours, such as a phone notification, a sound, or a Telegram message. Set up on the Actions tab. |
| Face registration | Assigning a name to a face selected from a recording. Registered people can be used in actions. |
| Timeline | The screen under History > Timeline that plays the recordings of all cameras together on one time bar. |
| Scene view | The player for a single recording. Opens when you click a box on the timeline, or a tile in search results or a person card. |
| People | The card list showing each recorded person once. Cards are created during indexing, and you can merge or split them. Separate from face registration. |
| Journey | The list shown when a person card is opened: one tile per stay on a camera, in time order. |
| Not indexed yet | A recording that has not been indexed and is not yet covered by search. Shown on timeline tiles. |