Trouble shooting
Trancer/FreezeAnalyzer cannot open videos recorded without AviRecorder or other format videos.
You can convert those video with Any video converter to convert them to the compatible format with Trancer/FreezeAnalyzer.
Any video converter is free and can be find here,
https://www.any-video-converter.com/download-avc-free.html
The followings show how to convert the videos,
Choose "Format Convert"
Drag&Drop videos to Any video converter. Set parameters as followed and click the start button.