[SOLVED] Resolution used when decoding lossy compressed formats

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aidivn
Posts: 22
Joined: Thu Nov 10, 2016 9:20 pm

[SOLVED] Resolution used when decoding lossy compressed formats

Post by aidivn »

Lossy compression, such as MP3 and AAC, basically has no bit depth setting, but is internally understood to be 32bit float.
However, even if MP3→32bit float wav is converted by xrecode3, what is output is 32bit float wav with 16bit resolution.
I don't know when the processing is done, but is it difficult to output a file with 32bit float resolution when output to wav, aiff, or wavpack format when explicitly set to 32bit float?

From what I've seen, the iZotope RX can export to 32bit float resolution. RX will treat the file as a 32bit float once it has been decoded or edited.
admin
Site Admin
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Joined: Wed Nov 17, 2010 12:56 pm

Re: Resolution used when decoding lossy compressed formats

Post by admin »

Hi,
Here's an update to try - https://xrecode.com/test/setup_xrecode3 ... _1.184.exe
XRECODE 3 [64-bit] - 1.184 [Beta 2026-06-03/2974]
Now lossy files will internally be converted to 32bit when the output is also set to a 32bit.
aidivn
Posts: 22
Joined: Thu Nov 10, 2016 9:20 pm

[SOLVED] Re: Resolution used when decoding lossy compressed formats

Post by aidivn »

Thank you for your quick response as always.
I confirmed that it works properly using MP3 and AAC files.
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