Media Presentation Description file examples Example MPD files for different media presentations are provided. Media Presentation Description including video and audio adaptation sets This MPD example consists of two adaptation sets. One adaptation set contains an H.264 video representation, and the other one contains a 2.0-channel Dolby AC-4 immersive stereo representation. Media Presentation Description including multiple audio adaptation sets This MPD example consists of three audio adaptation sets with different channel configurations, 2.0, 5.1, and 5.1.2. Media Presentation Description including preselections This MPD example consists of one audio adaptation set with preselections to signal multiple Dolby AC-4 presentations for multilanguage and visual description service.