-quot-after Effects Warning -cant Use Roto Brush Tool B... - 14035589 !!top!! -
Variable frame rate (VFR) footage from smartphones, OBS, or game captures often crashes the Roto Brush.
If you cannot change the main composition settings, right-click your footage and select Pre-compose . Choose "Move all attributes into the new composition" and then adjust the frame rate of that specific nested composition. 2. Open the Layer Panel Variable frame rate (VFR) footage from smartphones, OBS,
While After Effects supports many formats, the Roto Brush works best with standard video codecs (ProRes, DNxHD, H.264) or image sequences. It can fail with highly compressed or variable frame rate footage (like screen recordings from OBS or some phone videos). Understanding why this happens and how to fix
Understanding why this happens and how to fix it is essential for any motion designer or video editor. Here is a breakdown of the most common causes and solutions for this error. Variable frame rate (VFR) footage from smartphones, OBS,
is enabled.
Go to Composition > Composition Settings and manually enter the frame rate mentioned in the warning.