A simple video test, RAW 5DMkIII

[honza123]

Overlay two footages into one.
- time laps - Full-res Silent picture
- RAW 1920x1290, 25fps,
  (5DMkIII, Danne's Build)

https://youtu.be/Nm4epfUE0NU

[SebastianC]

It is the perfect creative video!

[mlrocks]

Overlay two footages into one.
- time laps - Full-res Silent picture
- RAW 1920x1290, 25fps,
  (5DMkIII, Danne's Build)

https://youtu.be/Nm4epfUE0NU

This is insane. The DR and the resolution are unbelievable.
How can you do this overlay? in camera or in post?
Is it possible that you elaborate on your workflow?
Congratulation!