How to cut a video frame-accurately — ffmpeg -ss after -i

The cut point must land on the exact frame, and the fast seek keeps missing it.

ffmpeg -i input.mp4 -ss 00:01:30 -t 00:00:30 -c:v libx264 -c:a aac clip.mp4
# slower (decodes from the start) but frame-accurate

FFmpeg Cheatsheet one-page card — 28 commands that actually work — The full one-page card — FFmpeg Cheatsheet. Get the complete cheatsheet on GitHub