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FFmpeg recipe : combine separate audio and video - LinuxPip
https://linuxpip.org/ffmpeg-combine-audio-video/#:~:text=If%20your%20video%20file%20already%20contains%20one%20or,the%20input%2Finputs%20to%20be%20included%20in%20the%20output%2Foutputs.
How to replace a video's audio with FFMPEG - Flying Sound
https://flyingsound.net/about/articles/replace-video-audio-ffmpeg/
ffmpeg -i /path/to/movie/file.mp4 -i /path/to/audio/file.wav -acodec copy -vcodec copy -map 0:v:0 -map 1:a:0 combined_file.mov -i -- the input file(s) -acodec copy -- this means keep the audio codec from the source file -vcodec copy -- this means keep the video codec from the source file -map 0:v:0 -- This is a complicated option that specifies that we want to take the video from the first …
ffmpeg - replace audio in video - Super User
https://superuser.com/questions/1137612/ffmpeg-replace-audio-in-video
You will want to copy the video stream without re-encoding to save a lot of time but re-encoding the audio might help to prevent incompatibilities: ffmpeg -i v.mp4 -i a.wav -c:v copy -map 0:v:0 -map 1:a:0 new.mp4. -map 0:v:0 maps the first (index 0) video stream from the input to the first (index 0) video stream in the output. -map 1:a:0 maps the second (index 1) audio stream from …
Replacing video audio using ffmpeg - Ochre
https://ochremusic.com/2016/07/05/replacing-video-audio-using-ffmpeg/
In Windows 10, you can shift-right click in the Explorer directory that houses your video file to open a command window (just select the very handy 'Open command window here' option). Firstly, if you'd like to strip the audio from a video file, you can use this command: ffmpeg -i INPUT.mp4 -codec copy -an OUTPUT.mp4
Ffmpeg – replace audio in video – iTecTec
https://itectec.com/superuser/ffmpeg-replace-audio-in-video/
Best Answer. You will want to copy the video stream without re-encoding to save a lot of time but re-encoding the audio might help to prevent incompatibilities: ffmpeg -i v.mp4 -i a.wav -c:v copy - map 0 :v: 0 - map 1 :a: 0 new .mp4. -map 0:v:0 maps the first (index 0) video stream from the input to the first (index 0) video stream in the output. -map 1:a:0 maps the second (index 1) audio …
ffmpeg replace part of audio file with looped audio ...
https://stackoverflow.com/questions/34019410/ffmpeg-replace-part-of-audio-file-with-looped-audio
Works (One replacement): "ffmpeg.exe" -y -i "first.wav" -i "second.wav" -filter_complex "[1:a][1:a][1:a]concat=n=3:v=0:a=1,asetpts=PTS-STARTPTS[replaceBase];[0:a]atrim=0:3,asetpts=PTS-STARTPTS[partA];[replaceBase]atrim=0:2,asetpts=PTS …
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