I will have a 5.1.2 setup with the height channels assigned as top middle. Apple's 4K ‌Apple TV‌, released in 2017, supports Dolby Atmos, a feature that brings more immersive sound for content when the ‌Apple TV‌ is paired with a Dolby … Enabling Atmos for (most) local content is a change that needs to come from Apple, and as the old saying goes “The squeaky wheel gets the … Folks, the issue here is with the Sonos Arc. Update 2/10/20: Infuse now supports Dolby Atmos when using E-AC3 audio tracks. Apple's iTunes is one of the few places where you can get 4K, Dolby Vision and Dolby Atmos movies and TV shows. Unfortunately, the current implementation is only useful for VOD services like iTunes, Netflix, and Vudu. From Apple: “The Dolby Metadata-enhanced Audio Transmission (Dolby MAT) encoder packs the variable bit-rate Dolby TrueHD bitstreams for transmission over the fixed bit-rate HDMI connections. It cannot handle LPCM signals (Apple TV apparently sends Atmos information via Dolby MAT, not Dolby Digital Plus). So if you bought the HD version of Creed a couple years ago, Apple will give you the 4K edition for no added cost. A MAT decoder is subsequently employed in an AVR to unpack the Dolby … For example, if you either directly connect the Apple TV to your AVR or your soundbar is connected via E-ARC, then you should use Dolby MAT. However, the options provided for Atmos are rather limited and not very useful for those who wish to play their own local Atmos content. Plus, Apple will upgrade your old HD stuff to 4K Dolby Vision and Dolby Atmos for free if it's available. Dolby Atmos is becoming more and more popular, and the Apple TV now supports Atmos output, which is great! Connect Apple TV 4K (HDMI OUT) to soundbar HDMI 2 or 3 (processing prioritized ports) with a HDMI-certified High-Speed 2.0 cable (18Gbps) for high quality video and audio. In order for Apple TV 4K to automatically set your display format to HDR10 or Dolby Vision, your television must be able to display HDR10 or Dolby Vision at 60Hz (50Hz in Europe). We walked through troubleshooting/setup and he states the receiver "should be" capable of Dolby MAT 2.0 and that the problem is on the Apple TV side. A device like Apple TV 4K will always decode Atmos and transmit it uncompressed as Dolby MAT (PCM with metadata), and the same approach is utilized on game consoles like Xbox. Recommended HDMI Cable > For video apps such as iTunes, Netflix, Prime Video and Vudu with Dolby Atmos surround, Apple TV 4K outputs the audio signal in Dolby Atmos MAT format. Dolby Atmos support has been announced at WWDC for tvOS 12! Please allow tvOS applications (e.g., Infuse, Plex, DS Video, etc.) Then, the Apple TV 4K outputs audio in either lossless Dolby MAT 2.0 or lossy Dolby Digital formats. That's why Atmos doesn't work with iTunes movies, but it does with the built-in TV apps that send Atmos metadata via DD+. If your AV receiver or soundbar supports it, Dolby MAT is preferable. Dolby MAT 2.0 + Dolby Atmos - used by games consoles and Apple TV (Dolby Metadata-enhanced Audio Transmission (MAT) is sort-of 'PCM with extensions') When a movie is played (e.g. My guess is that this may be one of few devices outputting MAT 2.0 and that there is an issue on the pioneer software side. to provide more flexible audio options to their users either though the use of Dolby MAT From what I understand, the Apple TV will take Dolby Digital Plus audio (from an app like Netflix) and decode it to multichannel PCM which is then sent to the receiver as opposed to bitstreaming DD+ to the receiver. 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