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apwan/merge_va.sh

Last active October 31, 2018 16:54
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merge audio and video file in ffmpeg
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merge_va.sh
# source: https://superuser.com/questions/277642/how-to-merge-audio-and-video-file-in-ffmpeg
# merge with audio re-encoding
ffmpeg -i video.mp4 -i audio.wav -c:v copy -c:a aac -strict experimental output.mp4
# merge without audio re-encoding
ffmpeg -i video.mp4 -i audio.wav -c copy output.mkv
# replace audio stream
ffmpeg -i video.mp4 -i audio.wav -c:v copy -c:a aac -strict experimental \
-map 0:v:0 -map 1:a:0 output.mp4
# concat
ffmpeg -i "concat:input1.mp4|input2.mp4|input3.mp4" -c copy output.mp4
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