Improper documentation

[JAlbert2]

When using the decodeFromVideoElement tag, I receive an error about a callback function not being present. Unhandled Promise Rejection: ArgumentException: callbackFn is a required parameter, you cannot capture results without it. The documentation is not clear in how different processes can be used and where they can be interchanged from the master Scan from webcam example.

[fydelio]

For decoding from the webcam, try this. codeReader.decodeFromVideoDevice(this.videoInputDevice, "video", (result, err, controls)