![]() no, you can't do that with a simple trim/rewrap. ffmpeg.exe -i INPUT -acodec copy -vcodec copy -ss HH:MM:SS -t. If you want to cut precisely here to precisely there. Trimming Video Files with No Re-rendering. The latter has serious performance issues. On Windows, you could use 'TMPGEnc MPEG Smart Renderer' or SolveigMM Video Splitter. You could try software that can handle 'smart rendering', but I am not aware of any such software for Linux. ffmpeg-normalize audio.wav video.mp4 -c:a aac -f. There is no way to precisely cut a video with FFmpeg if you need to cut outside an I-frame without re-encoding. ![]() ![]() Lets say there is a video file in working directory with name '1.mp4' and we want to create a new file '2.mkv'. I tried by specifying the filename, is ok but it keeps creating a normalized folder and the new file are on it instead replacing the old one. if say, you have a 30 minute file and you just want to eliminate the last 12 minutes or so. My script basicly do convert videos (ex: mp4 -> mkv). Which can be a second or more away from where you'd rather cut. Open VideoSolo Video Converter Ultimate and Import Video File. Which means, you can only 'cut' on complete I-frames. both! The computer has to decompress & store an I-frame in RAM, then call up the next "frame" dataset, and compute it from the stored I-frame it's already decompressed. For those in-between 'frames', called p & b frames, there's only a dataset stored of a) the pixels that have changed after the last I-frame or b) the pixels that will change before the next I-frame. used to be 9-15 apart, then 9-30, and now, with partial I-frames on some drones, up to 120 frames in between actual complete frames. ![]() H.264 is encoded as complete or I-frames that are complete but compressed, and in-between those. H.264 files are tricky to do this as only between every 9-30 frames can you actually 'cut' with only a re-wrap. (This used to be mapped to PGUP/PGDWN without Shift.) d: Activate/deactivate deinterlacer. Search with something like "cutting and re-wrapping video files without re-encoding", and you'll get results for a number of different apps, YouTube vids on doing it, that sort of thing. There are some apps out there, some free, some paid, that can do trimming & re-wrapping. ![]()
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