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ISO/IEC 14496-3

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Hierarchical structure of AAC Profile, HE-AAC Profile and HE-AAC v2 Profile, and compatibility between them. The HE-AAC Profile decoder is fully capable of decoding any AAC Profile stream. Similarly the HE-AAC v2 decoder can handle all HE-AAC Profile streams as well as all AAC Profile streams. Based on the MPEG-4 Part 3 technical specification.[21]

MPEG-4 Part 3 (MPEG-4 Audio) の包括的解説多様な音声符号化規格の統合

MPEG-4 Part 3MPEG-4 AudioAACHE-AAC
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