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Old 15th June 2009, 11:30   #5  |  Link
tebasuna51
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Join Date: Feb 2005
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Quote:
Originally Posted by menno View Post
You can't encode 11kHz files to HE AAC. The LC AAC core samplerate would be 5.5kHz, which is not supported. If you really want to use HE AAC, upsample to 22kHz first, otherwise just use LC AAC.
I think is better use LC-AAC than upsample if the original is 11KHz:
- LC is more compatible
- The SBR part in the upsampled HE-AAC 22KHz is artificial
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