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GB/T 17975.7-2002Information technology -- Generic coding of moving pictures and associated audio information -- Part 7: Advanced audio coding (English PDF)

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China

Level / Type

National · Recommended

Issue date

May 8, 2002

Implementation date

October 1, 2002

Scope

GB/T 17975.7-2002 (Information technology -- Generic coding of moving pictures and associated audio information -- Part 7: Advanced audio coding) is available as an English-translated PDF.

GB/T 17975.7-2002 — This standard specifies the MPEG-2 audio backwards compatible with non- standard, called MPEG-2 Advanced Audio Coding, namely ACC. ACC with existing MPEG-2 BC (MPEG-1 compatible downwards) compared to a higher quality multi-channel standards.

For five full-bandwidth channel audio signals in the digital rate of 320kbit/s when, MPEG-2 ACC audio standards to meet the ITU-R " indistinguishable " quality requirements.

ACC decoder operation process utilizes a series of mandatory or optional modules. Table 1 lists these modules and whether they are mandatory. Required modules in any framework are necessary.

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Document preview — GB/T 17975.7-2002

National Standard of the People's Republic of China

ICS: 35.040
Classification: L 71

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the MPEG-2 audio backwards compatible with non- standard, called MPEG-2 Advanced Audio Coding, namely ACC. ACC with existing MPEG-2 BC (MPEG-1 compatible downwards) compared to a higher quality multi-channel standards. For five full-bandwidth channel audio signals in the digital rate of 320kbit/s when, MPEG-2 ACC audio standards to meet the ITU-R " indistinguishable " quality requirements. ACC decoder operation process utilizes a series of mandatory or optional modules. Table 1 lists these modules and whether they are mandatory. Required modules in any framework are necessary. Optional modules can be omitted in some frame.

Document data

International classification (ICS): 35.040.

Chinese classification (CCS): L71.

Estimated length of the Chinese original: 191,128 words.

Adopted international standard: ISO/IEC 13818-7-1997, IDT; ISO/IEC 13818-7 COR.1-1998, IDT.

Standards quoted by this document

GB/T 17191.3-1997; GB/T 17975.1-2000; GB/T 17975.3-2002

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 126 pages — is available in the English PDF.

Referenced standards

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