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High-Efficiency Advanced Audio Coding (HE-AAC) is an audio coding format for lossy data compression of digital audio as part of the MPEG-4 standards. It is an extension of Low Complexity AAC (AAC-LC) optimized for low-bitrate applications such as streaming audio.
Standards, History & Art
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he-aac audio v2 aac coding aac-lc iso iec mpeg-4 profile compression v1 sbr 14496-3 standardized parametric stereo 3gpp nero format
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| High-Efficiency Advanced Audio Coding | Contained by | MPEG-4 Part 14, 3GP and 3G2, ISO base media file format, Audio Data Interchange Format (ADIF), Audio Data Transport Stream (ADTS) | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Developed by | ISO | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Extended from | AAC | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Filename extensions | .m4a, .mp4, .3gp | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Filename extensions | .m4a, .m4b, .m4p, .m4r, .m4v | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Filename extensions | .aac | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Internet media type | audio/aac audio/aacp audio/3gpp audio/3gpp2 audio/mp4 | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Standard | ISO/IEC 14496-3 | 1.00 | infobox |
| High-Efficiency Advanced Audio Coding | Type of format | Audio compression format | 1.00 | infobox |
| streaming audio.The usage profile HE-AAC v1 uses spectral band replication | instance of | optimized for low-bitrate applications | 0.80 | text |
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