21 lines
869 B
Markdown
21 lines
869 B
Markdown
## AAC-LD and AAC-ELD
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| Codec | Rate | QuickTime | ffmpeg | VLC |
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|---------|-------|-----------|--------|-----|
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| AAC-LD | 8000 | yes | no | no |
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| AAC-LD | 16000 | yes | no | no |
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| AAC-LD | 22050 | yes | yes | no |
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| AAC-LD | 24000 | yes | yes | no |
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| AAC-LD | 32000 | yes | yes | no |
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| AAC-ELD | 8000 | yes | no | no |
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| AAC-ELD | 16000 | yes | no | no |
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| AAC-ELD | 22050 | yes | yes | yes |
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| AAC-ELD | 24000 | yes | yes | yes |
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| AAC-ELD | 32000 | yes | yes | yes |
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## Useful links
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- [4.6.20 Enhanced Low Delay Codec](https://csclub.uwaterloo.ca/~ehashman/ISO14496-3-2009.pdf)
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- https://stackoverflow.com/questions/40014508/aac-adts-for-aacobject-eld-packets
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- https://code.videolan.org/videolan/vlc/-/blob/master/modules/packetizer/mpeg4audio.c
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