Ice freezing very fast with black background. It a physical effect (no cgi), a chemical reaction that looks likes freezing water on window, this reacction takes 4 minutes. You get two version of the same video:

• 1 version is accelerated to 20 seconds with png compresion and prekeyed with alpha
• 1 version is the original footage (h264) in real time (4minutes and 08seconds) perfect to change the speed and made it as fast as you want, this version has no alpha channel but it has black background easy to blend by screen mode

The winter is here, freeze your projects.
Photo in the vfx test in the preview video is not included. You can find it here:
Winter Landscape Through Window
Music and sound effect in video preview aren´t included you can find it here:
The Ice
Frozen Lake Ice Heavy Cracking
Raw vfx test is not included
You can find another usefull items for Winter and christmas time here: