IT House reported on July 3 that in macOS Sequoia, multiple Apple applications have gained a new HDMI passthrough function (HDMI Passthrough), allowing Mac to convert unprocessed Dolby Atmos The audio signal is sent to the connected AV receiver or soundbar.
HDMI pass-through audio
- New features have been integrated into Apple's TV, Music and QuickTime Player.
- When enabled, users can play audio supporting Dolby Atmos and other Dolby Audio formats via HDMI passthrough.
How it works
- When your Mac is connected via an HDMI cable, it passes the audio signal directly to the connected device for decoding and output.
- The picture signal continues to be sent to the connected display.
System Support
- At this time, it is unclear whether this feature will be included in tvOS 18.
- However, since Apple has made it a system-level feature of macOS Sequoia, tvOS may add this feature through future updates.
Published
- macOS Sequoia and tvOS 18 are currently in developer beta.
- Public testing is expected later this month, with official release expected in the fall.
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Source: ifeng.com