A computing device has memory, a microphone, and an image sensor. A process plays an immersive video in a user interface region, which displays a portion of the immersive video according to a user selected visibility window. While playing the immersive video, the user adjusts the window, and the process records information that identifies placement of the window within the immersive video. The process records audio provided by the user and records video of the user. The process uses the information that identifies placement of the window to form a customized video including what was displayed in the window while playing the immersive video. The customized video also includes a visual overlay in a peripheral portion of the customized video, which includes the recorded video of the user. The customized video also includes an audio overlay using the recorded audio. The process transmits the customized video to another computer.