ffmpeg 사용법

🍃 ffmpeg

created at : 2023-02-11 10:08
email: orangeday77@gmail.com

⌨️ code

mov to mp4

$ ffmpeg -i before.mov -vcodec h264 -acodec mp2 after.mp4

$ ffmpeg -i 전담강의01.mov -vcodec h264 -acodec mp2 전담강의01.mp4

concat a.mp4 + b.mp4 movies

mp4s.txt

file '/Users/orangeday77/Documents/a.mp4'
file '/Users/orangeday77/Documents/b.mp4'

$ ffmpeg -f concat -safe 0 -i mp4s.txt -c copy output.mp4

 

• QuickTime player: video ok, audio ok
• Window media player: video ok, audio ok

title: Batch command


for file in *.mp4; do ffmpeg -i $file -c:v libx264 -preset slow -crf 22 -acodec aac -vf scale=1920:1080 $file.mp4; done

title: Single command


ffmpeg -i my-input-file.mov -c:v libx264 -preset slow -crf 22 -acodec aac -vf scale=1920:1080 my-ouput-file.mp4

제목: 단일 명령 ffmpeg -i my-input-file.mov -c:v libx264 -preset Slow -crf 22 -acodec aac -vf scale=1920:1080 my-ouput-file.mp4