gladovsky / node-audiowaveform-server

Node server using Audiowaveform to generate waveform data that can be used with Wavesurfer.

Node Audiowaveform Server

Node server for generating waveform data using Audiowaveform. changing data to fit Wavesurfer. Also Dockerfile for generating Docker image.

Request parameters

url - URL to the audio file that will be used for generating waveform data

Local dev

Use npm run dev-server to start monitoring nodejs server. Will refresh and restart when changes are made.

Start localy

Use node audiowaveform-server.js to start server localy

Docker

Build - docker build --tag node-audiowaveform-server .
Run - docker run -d -p 8080:3000 node-audiowaveform-server:latest
Test - curl -g http://localhost:8080/?url=https%3A%2F%2Ffile-examples-com.github.io%2Fuploads%2F2017%2F11%2Ffile_example_MP3_5MG.mp3
Experience Open ./test/index.html in browser to see your Docker container in action.

Links

Wavesurfer - https://wavesurfer-js.org/
Audiowaveform - https://github.com/bbc/audiowaveform
MP3 sample files - https://file-examples.com/index.php/sample-audio-files/sample-mp3-download/