If anyone happens to have a velux infrared remote, could you please post the IR files?
There are some Velux IR Remotes. It would be helpful to know the model.
With ‘velux ir codes’ at Google are some approaches with home automation or Arduino projects.
I like the first hit: Decode Velux WLR 100 50 02 · Issue #612 · Arduino-IRremote/Arduino-IRremote · GitHub
Stripe m and s from the stream and use it as raw data stream. This stands for space and mark, this is alternating, so not needed.
Here are codes that maybe needs to be converted from Hex to Dec without leading 0: IR codes for velux skylights - HomeSeer Message Board