Quiz · 4 questions
🎨 Filters & Filter Chains
The filtergraph language — scale, crop, overlay, drawtext, color, speed, stabilize, and how to wire them together
Level 0Viewer
0 XP0/73 lessons0/15 achievements
0/100 XP to next level100 XP to go0% complete
Quiz
01When should you reach for
-filter_complex instead of -vf?02What's the difference between
-r 30 and setpts=PTS*0.5?03Which filter applies a 3D LUT for color grading?
04To overlay a logo at top-right with 20px margin on the main video, what's the position expression?
Comments 0
🔔 Reply notifications (sign in)Sign in — Please sign in to comment.
No comments yet — be the first.