Auto-naming Viewport Capture (You can also use F5 key or Grasshopper Timer to refresh the component)You can Right click on Capture's icon and choose CounterOff option to turn auto-naming off.

Inputs

Name	ID	Description	Type
Path	P	File path for captured frames	Text
Filename	F	Filename for captured frames	Text
Ext	E	Image type	Integer
X-Size	X	Optional X pixel Size	Integer
Y-Size	Y	Optional Y pixel Size	Integer

Outputs

Name	ID	Description	Type
Filename	F	Captured frame's filename	String