Policy on Intellectual Property Right (IPR)
Annex 1 AC-4 digital
audio compression standard
1 Immersive audio
1.1 Channel-based approach
1.2 Object-based approach
1.2.1 Encoding and decoding (core and full) scenarios for
immersive audio
1.2.2 Object-based (spatial object groups) immersive
1.2.3 Channel-based immersive
2 Audio personalization
2.1 Overview of presentation-based approach
2.2 Multi language application
2.3 Audio description application
2.4 Dialogue enhancement application
2.4.1 Basic modes for legacy content
2.4.2 Separate dialogue mode
3 Loudness management
3.1 Intelligent loudness management in cascaded workflows
4 Dynamic range management
4.1 Managing dynamic range for different device types
4.1.1 Dynamic range control (DRC)
4.1.2 Simultaneous outputs
5 Content replacement and insertion
5.1 Audio/Video frame alignment
5.2 Seamless switching
Annex 2 MPEG-H Audio System
1 Overview of the MPEG-H Audio System
1.1 Immersive sound
1.2 Personalization and interactivity
1.3 Universal delivery
2 MPEG-H Audio Metadata
2.1 Metadata structure
2.2 Metadata example
2.3 Personalization use case examples
2.3.1 Advanced Accessibility
2.3.2 Dialogue Enhancement (DE)
2.3.3 Multi-language services
2.3.4 Personalization for sports programmes
2.3.5 Presentation of MPEG-H Audio services
2.4 Interoperability with the Audio Definition Model
3 MPEG-H Audio Stream
3.1 Random Access Points
3.2 Configuration changes and A/V Alignment
4 Distributed user interface processing
5 Multi-stream environment
6 System sounds and voice assistant sounds
Annex 3 DTS-UHD Audio format
1 Immersive audio
1.1 Channel-based Audio
1.2 Object-based Audio
2 Stream construction
2.1 Metadata
2.2 Audio Objects
3 Presentations
3.1 Presentation methodology
4 Personalization
4.1 Multi language
4.2 Sports personalization
4.3 Accessibility services
4.3.1 Dialogue enhancement
4.3.2 Audio description
5 Dynamic management
5.1 Loudness
5.2 Dynamic Range Control (DRC)
6 Multi-stream support