When using Demucs for high quality track separation, it is important to have the following key parameters and options:
Basic Command Format::
- The easiest way to use
demucs input_audio.mp3
- Split tracks are saved by default in the
separated/
file
Model Selection Parameters::
-n htdemucs_ft
: Best separation using v4 fine-tuned models-n htdemucs
: v4 non-trimmed model, faster but slightly less accurate-n hdemucs_mmi
: v3 classic model for old version compatibility
Hardware-related options::
-d cpu
: Compulsory use of CPU processing-j 4
: Setup uses 4 CPU cores to accelerate processing--segment 8
: Key parameters for reducing memory footprint
Special Function Options::
-n htdemucs_6s
: Use of experimental six-track modeling (includes guitar and piano separation)
Users can run thedemucs --help
View all available command line parameters and descriptions, according to the actual needs of a reasonable combination of these parameters can get the best track separation effect.
This answer comes from the articleDemucs: free open source tool for separating music tracksThe