Watch-folder upload and transcode with AWS MediaConvert

ingest-aws.js

// This gist shows an example of an ingest application based on Eyevinn Ingest Application Framework [1] plugins
// to watch a folder for a new MP4-file and upload and transcode on AWS using AWS MediaConvert.
// Copyright 2021 Jonas Birmé
//
// [1] https://eyevinn.github.io/ingest-application-framework/

const { AwsUploadModule } = require("@eyevinn/iaf-plugin-aws");
const { watch } = require("chokidar");
const { createReadStream } = require("fs");

const WATCH_DIR = process.env.WATCH_DIR;

const awsUploadModule = new AwsUploadModule("xnlmxec5a",
  process.env.AWS_REGION,
  "lab-testcontent-input",
  "lab-testcontent-output",
  "arn:aws:iam::590877988961:role/MediaConvert_Default_Role",
  "manifest",
  null, // use a default encoding profile
  { hls: "manifest.m3u8" });
awsUploadModule.fileUploadedDelegate = outputs => {
  console.log(`Upload and transcoding complete: ${outputs["hls"]}`)
};

console.log(`Watching for new files in ${WATCH_DIR}`);
const watcher = watch([ WATCH_DIR + "/**/*.mp4" ], {
  persistent: true,
  ignoreInitial: true
});
watcher.on("add", path => {
  console.log(`Will upload and transcode '${path}'`)
  const readStream = createReadStream(path);
  awsUploadModule.onFileAdd(path, readStream);
});