The case had gone cold. Witnesses recanted. CCTV from the Morecambe Bay promenade was “corrupted,” according to the suspect’s slick solicitor. A teenager, Kai, was dead. The suspect, local fish wholesaler Vince Lakin, had an alibi carved from digital stone: a continuous video feed from his warehouse security camera showed him loading crates at the time of the murder.
Stan, a grey-bearded man in a hoodie that said sudo make me a sandwich , plugged the drive into his rugged laptop. The video file was warehouse_04_06.mkv . He ran mediainfo , then frowned. the bay s04e06 ffmpeg
“Worse. They used to transcode. Probably a command like: ffmpeg -i original_footage.mkv -c:v libx264 -r 25 -map 0 -metadata title="Warehouse 04-06" fake_evidence.mkv The case had gone cold
One file spits out: Single frame detection: TFF: 1245 BFF: 0 PROG: 32 . The interlacing pattern doesn’t match the rest. A single clip from a different camera. The smoking gun. A teenager, Kai, was dead
Townsend leaned in. “Remuxed? Like copy-paste?”
ffmpeg -i warehouse_04_06.mkv -vf "setpts=PTS+0.5/TB" -an test_out.mp4