[Mp4-tech] AAC LC problem with mannual decoding of raw_data_block()

goutham vaidhya gouthamnvaidhya gmail.com
Fri May 11 11:09:32 EDT 2007


hi all,
  In aac lc profile i just tried to decode the raw data stream manually.
  In standard it states that we will get the spectral values till
  max_sfb, which can be less then num_swb(table 8.4 - 8.16 of mpeg2 aac).
  So i got 640 spectral values after hufmman decoding. BUt for doing IMDCT
we
  need 1024 samples.
  Can anybody pls tell me what we should fill in the remaining spectral
values.
  Pls tell me where in the specification does this is mentioned
  tnx in advance.
-- 
Have a NICE day
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