When viewing video, there are fun features that are provided

  1. The camera icon is to take screenshots while recording.
    (Please note: screenshots save into app storage, not your camera roll)
  2. The video recorder icon is to start a video recording.
  3. The speaker icon is to enable the audio feed while video is running.
  4. The microphone icon is to speak into the phone, which will transmit voice out of the camera speaker.
  5. The settings icon is to adjust the video quality and image view of the video.