How convert DST compressed DFF under Windows
audio file converter for music production and hi‑end audio

How convert DST compressed DFF under Windows

Educational line

Sometime a conversion DFF software can report about conversion error "compressed DFF" or "input file is compressed" or other. Usually for DFF files applied DST compression.

DST it is Direct Stream Transfer compression for decreasing of audio data size.

Below we step-by-step will consider example: how convert DST compressed DFF under Windows.



Conversion DST compressed DFF to WAV, FLAC, AIFF, ALAC, DSF...

1. Search, download and unpack to a directory (further "decoder directory") command line DST decoder utility DstDecoder.exe or RefDstDecoder.exe (reference soft is here)
Disclaimer: look for license agreement when use or distribute software.

2. Download and install high resolution audio convertor AuI ConverteR 48x44 FREE.

3. Run AuI ConverteR 48x44.

4. In AuI ConverteR's main window click Settings button.

5. In Setting window click Input formats tab.

6. In upper left part of Input formats tab select DFF in Input file format list.

DFF DST converter settings

7. Click ... button about Input decompressor executable field and select installed in step 1 DstDecoder.exe in decoder directory.

8. In Input decompressor command line params field write

-i %inputfile% -o %outputfile%

9. Click OK button and restart AuI ConverteR.

10. Open DFF file. If AuI ConverteR ask download codec click Ok if you agree (codec need for DFF conversion to DSF native for AuI ConverteR 48x44). Wait for end of downloading and installing.

11. Select output format and push Start button.

12. In Log window appear red message like "error: input file is compressed" (DFF file is compressed).

13. Now AuI ConverteR must automatically launch the connected DST decoder.

14. DstDecoder.exe work enough slow (comparing DFF to DSF decoder). In Log window about 1 time per 10 seconds appear message "Decompressor app processing". It indicate about work of decompression utility. Other decompression utilities can output additional messages.

15. Wait for end of conversion.


AuI ConverteR 48x44 is professional software available in home hi-fi and hi-end market.

If you follow frequency of upgrades of Audiophile Inventory (AuI ConverteR) you can see results of fast and permanent development of the software. Many intensive researches are hidden by outside look.

Also technical support considered by Audiophile Inventory as important part (like development). Troubles of our customers, linked with our product, we consider as own troubles. We try solve it better and faster as possibly.


For you Audiophile Inventory provide conversion quality at level of world class pro-standards and comfortable using.

You help Audiophile Inventory permanently improve the software via purchasing of commercial versions.


AuI ConverteR 48x44 FREE has restriction for converting DFF/DSF files: converted files with length more 3 minutes has 2 second of silence in middle of song.

In commercial versions connecting of decompressors available for AuI ConverteR 48x44 Audiophil-E and above.




Read more about DFF
  1. DFF file format. DFF file extension >
  2. DFF to FLAC Converter >
  3. DFF to DSF Conversion on Mac OSX, Windows, Linux >
  4. DFF to DSF Converter >
  5. How to convert DFF to DSF >



Follow us
Audiophile Inventory on YouTube Audiophile Inventory on Twitter Audiophile Inventory on Pinterest Audiophile Inventory on Telegram

Copyright © Yuri Korzunov
["Audiophile Inventory" (since 2011), "AudiVentory", "Audiophile Inventory by".
Также "Audiophile Inventory by" (прежде "Audiophile Inventory") охраняемое коммерческое обозначение],
2010-2022. All Rights Reserved.
All prices at this site in the U.S. dollars without V.A.T. and other applicable taxes and fees. The prices are recommended. All information at this site is not a public offer.

Read about supported formats and third-party codecs

Site map      Terms and Conditions  

For German shoppers: Subscription cancelling