Underbridge for OP-Z
Multitrack exporter
Description
- Exports patterns and projects individual audio tracks to seperate folders for use in your DAW.
- Python cross plattform with single file binary for x86 linux Windows and Mac.
Using Packaged single file Binarys (The easy way)
- Executables reside in the folder
/dist/
or in the release tab. - on Windows
underbridge.exe
- On Linux:
./underbridge
- on Mac Open terminal and change directory to where the underbridge_mac file is located and execute:
chmod 755 underbridge_mac
./underbridge_mac
oropen underbridge_mac
Underbridge_alt was packaged on a different system. Might help if you run into problems. (Outdated)
Installation (Less easy way)
Windows
- Install Python 3.9 if not already, 3.10 seems to cause problems.
- install mido :
pip install mido
- install rt-midi:
pip isntall rt-midi
- install pipwin:
pip install pipwin
- install pyaudio
pipwin install pyaudio
**- Activate OP-Z device input in sound settings of windows and make it default (Should detect automatically just to be sure. ** **- Close all other Applications that might use any audio source like your Browser etc **
- run
python underbridge.py
Mac Install - ( tested on Mac OS Monterey 12.3 )
install portaudio: brew install portaudio
install mido: pip install mido
install tk: brew install python-tk
install rt-midi: pip install python-rtmidi
install pyaudio: pip install pyaudio
Set OP-Z device as input in sound of system preferences
open terminal and type: python3 underbridge.py
to start
Ubuntu 20.10 LTS
sudo apt install portaudio19-dev
sudo apt install python3-tk
pip install python-rtmidi
pip install pyaudio
python3 underbridge.py
to start
Steps
- connect OP-Z via USB
- Run underbridge
Single Pattern Mode
- Select Pattern you want to export
- Enter name for the project. This is used for the folder structure
- Get BPM from led code or Smartphone app.
- Enter BPM and longest Bar of you track (1-4)
- Optionally enter additional seconds at the end of the recording to capture reverb tails etc.
- Select pattern mode
- Select directory you want to record the waves to
- Click record and wait until finished.
Project mode
- Select Porject and first Pattern you want to export on OP-Z.
- Enter name for the project. This is used for the folder structure
- Get BPM from led code or Smartphone app.
- Enter BPM
- Enter longest Bar of you track (1-4)
- Enter the Nr. of Patterns your song consists of.
- Optionally enter additional seconds at the end of the recording to capture reverb tails etc.
- Select project mode
- Select directory you want to record the waves to
- Click record and wait until finished.
Troubleshooting
- When the recorded audio contains buzzing or other artifacts try disabling the USB charging with "display" and "bottom right key" to disable.
- If the playback of the OP-Z starts correctly but no tracks are muted check that MIDI IN in the OP-Z app or via combo is enabled.