🚗 batch download images from Minnesota (and Iowa) traffic cameras (IRIS)
Easily batch download images from Minnesota (and Iowa) traffic cameras
easy to use
powerful command line options
option to save metadata
adjustable concurrent requests
to install via NPM type the following into terminal:
npm i -g traffic-cameras
this will install the module globally, meaning you can use traffic-cameras in terminal to run it
download all MN traffic cameras to the current directory
traffic-cameras
download all MN traffic cameras to a folder called ‘images’
traffic-cameras --directory images
download all MN traffic cameras into their own folder (if you want to do timelapses) *This option changes how files are titled so you can run this command on a timer and generate a timelapse
traffic-cameras --folders
traffic-cameras --json https://tr.511ia.org/tgcameras/api/cameras
| long_argument | short | input type | description | default | |
|---|---|---|---|---|---|
| —timeout | -t | integer | specifies the timeout (in ms) for downloading individual images | 4000 | |
| —retries | -r | integer | number of times to attempt retrying the download of a broken image | 3 | |
| —concurrency | -c | integer | number of concurrent downloads supported | 10 | |
| —verbose | -v | n/a (flag) | enables more detailed terminal logging | disabled | |
| —quiet | -q | n/a (flag) | disables ALL console output | disabled | |
| —log | -l | n/a (flag) | saves verbose output to log.log | disabled | |
| —directory | -d | file path | directory/path to save images to | current directory | |
| —json | -j | url | URL of camera api JSON file to fetch cameras from | *see below | y |
| —folders | -f | n/a (flag) | separates each camera to its own folder. useful for creating timelapses | disabled | |
| —no-metadata | -m | n/a (flag) | disables saving of metadata JSON files | enabled (ie metadata is saved) |
* the default value for —json is https://tr.511mn.org/tgcameras/api/cameras
