If this version fails, the developer sometimes recommended a further test version, often named 4.7z sthalik, 2016-09-22. To make this write-up more helpful, could you tell me: What specific error are you getting with the camera?
Based on your request, I have put together a write-up based on the file and its likely context, based on opentrack-2.3.0-test-20160922-test-dialog-3.7z and related directshow troubleshooting. Write-up: Cam 3.7z File: Cam 3.7z (Compressed Archive) Cam 3.7z
Attempt to initiate tracking to see if the crash is resolved. If this version fails, the developer sometimes recommended
Extract the contents of the .7z file to a known folder. Run: Open the extracted folder and run opentrack.exe . Write-up: Cam 3
Are you trying to use a (e.g., PS3 Eye) or another input device? With that, I can give you more specific steps.
The 3.7z file is a portable build of opentrack, likely aimed at solving DirectShow-related crashes when using specific cameras.
This file was often used for troubleshooting scenarios where webcam tracking, specifically with DirectShow-compatible devices, crashed during initialization sthalik, 2016-09-22. Steps to Use: Download: Download the Cam 3.7z file.