OSMTracker issue #140 Rendering issues: some tracks appear intermittently and cause lag

https://github.com/labexp/osmtracker-android/issues/140 Capture: Recorder app of LineageOS (org.lineageos.recorder) Reencoding: Handbrake - container: MPEG-4 (.m4v) - Web Optimized - no crop, Storage Geometry: optimal for source - codec: H.264 - constant quality: 22 (default) - framerate: same as source