Extension of ISO/IEC Audio Coding to Lower Sampling . MPEG-2 Audio (ISO/IEC ) provides the extension to 3/2. ISO/IEC (MPEG-1 Part 3) then (MPEG-2 Part 3), commonly known as MP3, is a widely adopted audio format that takes. : ISO/IEC , Information technology – Generic coding of moving pictures and associated audio information – Part 3: Audio: ISO/IEC JTC.

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Implementors should be aware that this specification is not stable. Implementors who are not taking part in the discussions are likely to find the specification changing out from under them in incompatible ways.


MPEG-2 Part 3

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It defines the MIME-types used to signal codecs, and provides the necessary format specific definitions for initialization segmentsmedia segmentsand random access points required by the byte stream formats section of the Media Source Extensions spec.


It also defines extra behaviors and state that only apply to this byte stream format. Minimal implementations MUST accept, consume, and ignore these frames.

MPEG-2 Part 3 – Wikipedia

More advanced implementations MAY choose to expose the metadata information via an inband TextTrack or some other mechanism. User-agent network stacks typically interpret this as an HTTP 0. Allowing these headers to appear provides a simple way to interoperate with these servers. As well as sections marked as non-normative, all authoring guidelines, diagrams, examples, and notes in this specification are non-normative.

Everything else in this specification is normative.

MPEG Audio Byte Stream Format

Dale CurtisGoogle Inc. Matthew WolenetzGoogle Inc. Aaron Colwell until AprilGoogle Inc.