@unaxiom/ffmpeg

ffmpeg-node

Simple TypeScript wrapper for FFmpeg CLI commands including the ability to stop the recording

Installation

npm install --save @unaxiom/ffmpeg

Needs to have ffmpeg installed and available in PATH

API

• Import the module

import * as FFmpeg from '@unaxiom/ffmpeg';

Or require the module

var FFmpeg = require("./ffmpeg");

• Create the object

var ffmpeg = new FFmpeg.FFmpeg();

• Add an individual option

ffmpeg.addOption("-y");

• Add an array of options

ffmpeg.addOptions([
        "-y",
        "-i", "screen.vb8.webm",
        "-vf", "setpts=80*PTS",
    ]);

• Set the output file name

ffmpeg.setOutputFile("output.webm");

• Set up a callback function when the process completes/quits

ffmpeg.setOnCloseCallback(function (code: number, signal: string) {
        console.log("Process quit from setOnCloseCallback with code -> " + code + " and signal -> " + signal);
    });

• Run the process

ffmpeg.run(); // Accepts an optional boolean that supresses the standard output. Default is false.

• Quit the process (graceful quit)

ffmpeg.quit();

• Kill the process

ffmpeg.kill();