Thanks, looking into this!
Hmm, I just tested on macOS using your project, and forcing RF64 vs forcing wave64:
Code:
6220800690 May 18 10:14 Sine_2-hours_6ch_RF64.wav
6220800736 May 18 10:16 Sine_2-hours_6ch_wave64.wav
This is exactly what I'd expect. Windows results:
Code:
2017-05-18 10:29 AM 6,220,800,690 Sine_2-hours_6ch_RF64.wav