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AAC

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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
2026年8月13日続きを読む →
MPEG-2 is used in Digital Video Broadcast and DVDs. The MPEG transport stream, TS, and MPEG program stream, PS, are container formats.

MPEG-2の仕組みと役割デジタル放送とDVDを支える標準規格

MPEG-2動画圧縮デジタル放送DVD-Video
2026年8月13日続きを読む →