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Which is faster to split video, FFmpeg or MP4Box?
MP4Box, is faster and light than ffmpeg. Please tryit. Eg if you want to split a 1400mb MP4 file into two parts a 700mb you can use the following cmdl: MP4Box -splits 716800 input.mp4 eg for concatenating two files you can use: Or if you need split by time, use -splitx StartTime:EndTime: MP4Box -add input.mp4 -splitx 0:15 -new split.mp4
What does FFmpeg do to the input stream?
FFmpeg will decode the input stream, encode it into aac again then write it to the output file. Since our codec is lossy, decoding a stream and re-encoding it will most probably result in a slightly different stream.
How to concatenate videos together using FFmpeg?
It turns out, that is rather simple to do with ffmpeg. How do we do this? This method only works if the files have the same video and audio encoding, otherwise artifacts will be introduced There are very few encodings that can do this, the only one I’ve used the is MPEG-2 Transport Stream codec (.ts)
Is it possible to speed up part of video?
Is it possible to only apply the speedup in certain regions in the video. Eg. from 10 to 15 seconds and again from 50 to 60 seconds? Something similar seems to be possible using the program slowmoVideo. Example : I want to speed up the first 4 seconds of my video.
Which is the best command to split video?
The single command is better if you are handling HD, it agrees with the manuals comments on using -ss after the input file to do a ‘slow seek’. SD files have a negligible difference. The two command version should be quicker by adding another -ss before the input file for the a ‘fast seek’ followed by the more accurate slow seek.
How can I create multiple outputs with ffmpeg?
You can read more about creating multiple outputs with FFmpeg Further more, what you can use (in recent FFmpeg) is the stream segmenter muxer which can: output streams to a number of separate files of nearly fixed duration. Output filename pattern can be set in a fashion similar to image2.
How to split a file into two parts?
Eg if you want to split a 1400mb MP4 file into two parts a 700mb you can use the following cmdl: MP4Box -splits 716800 input.mp4 eg for concatenating two files you can use: MP4Box -cat file1.mp4 -cat file2.mp4 output.mp4 Or if you need split by time, use -splitx StartTime:EndTime: MP4Box -add input.mp4 -splitx 0:15 -new split.mp4