Case study

Voicemeeter: mapping the Audio Callback API

Voicemeeter Audio Callback research maps callback modes, command codes, buffer layouts, and calling conventions observed in Voicemeeter Potato. Python ctypes examples explore modes, preserve audio passthrough, and measure channel levels. The author reports testing on Potato 3.1.3.0.

Targets: App
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06
Evidence class: C2 code & docs, no demo or download

Stars: 1
Last commit: 2026-10-14
License (GitHub): MIT

GitHub data as of 2026-11-10

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Evidence

Observed: Code and documentation observed; no download method or demo found.
Checked: 2026-11-08

How evidence classes are assigned

Requirements & limits

Prerequisites: Windows, Voicemeeter, Python 3.8 or newer, and NumPy are required for the examples.
Limits: The author tested Potato 3.1.3.0; Banana, Basic, older versions, multi-app coexistence, and 32-bit Python remain untested.
License: MIT license applies to the documentation.

Cite

BibTeX

@misc{voicemeeter-audio-callback-case,
  title = {{Voicemeeter: mapping the Audio Callback API}},
  howpublished = {\url{https://github.com/tandurkarsa/voicemeeter-audio-callback-reverse-engineering}},
  url = {https://github.com/tandurkarsa/voicemeeter-audio-callback-reverse-engineering},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/voicemeeter-audio-callback-case/}}
}

Plain text

Voicemeeter: mapping the Audio Callback API. https://github.com/tandurkarsa/voicemeeter-audio-callback-reverse-engineering (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/voicemeeter-audio-callback-case/

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About this entry

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Primary sources

README.md GitHub · tandurkarsa/voicemeeter-audio-callback-reverse-engineering · Revision 6a2fd6b
docs/TEST_REPORT.md GitHub · tandurkarsa/voicemeeter-audio-callback-reverse-engineering · Revision 6a2fd6b