localstream.js

MediaStreamTrack.getSources((sourceInfos)) => {
  console.log('MediaStreamTrack.getSources', sourceInfos)
  let videoSourceId
  for (let i = 0; i < sourceInfos.length; i++) {
    const sourceInfo = sourceInfos[i]
    if (sourceInfo.kind === 'video' && sourceInfo.facing === 'front') {
      videoSourceId = sourceInfo.id
    }
  }
  getUserMedia(
    {
      audio: true,
      video: {
        mandatory: {
          // here you pass the resolutions and the
          // minimun frame rate for the video
          minWidth: 1280,
          minHeight: 720,
          minFrameRate: 30,
        },
        // here you can choose the camera mode `environment` and `user`
        facingMode: 'user',
        optional: videoSourceId ? [{ sourceId: videoSourceId }] : [],
      },
    },
    (receivedStream: any) => {
      // run a pc.addStream() and pass the receivedStream as a param
      // store the stream on the localstate display on a <RTCView />
    },
    e => {
      // Tracking Errors
    },
  )