atrac3p:start
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atrac3p:start [2010/03/20 11:36] – Add link to spectrum anatomy page megadiscman | atrac3p:start [2010/07/23 18:20] – Link multimedia.cx megadiscman | ||
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===== ATRAC3+ format documentation ===== | ===== ATRAC3+ format documentation ===== | ||
+ | |||
+ | This is not the only ATRAC3+ documentation that floats around in the internet. A mostly independently derived specification can be found at [[http:// | ||
==== intro ===== | ==== intro ===== | ||
- | ATRAC3+ is a hybrid subband codec like MP3. The signal is split into 16 bands, that are mostly | + | ATRAC3+ is a hybrid subband codec like MP3. The signal is split into 16 bands, |
+ | |||
+ | ATRAC3+ can have more than 2 channels - in that case more than one substream is present. This case is not described here. | ||
==== Parsing ==== | ==== Parsing ==== | ||
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==== Synthesis ==== | ==== Synthesis ==== | ||
- | * [[bandlet | + | * [[quantization unit joint stereo coefficient cloning]] |
- | * [[bandlet | + | * [[quantization unit dequantization]] |
* [[band frequency domain dithering]] | * [[band frequency domain dithering]] | ||
* [[band joint stereo post processing]] | * [[band joint stereo post processing]] |
atrac3p/start.txt · Last modified: 2010/07/24 08:44 by megadiscman