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waltercruz/join.sh Secret

Created November 3, 2016 15:00
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join.sh
#!/bin/bash
audio_duration=$(ffprobe -i ${1} -show_entries format=duration -v quiet -of csv="p=0")
video_duration=$(ffprobe -i ${2} -show_entries format=duration -v quiet -of csv="p=0")
n_loops=$(echo "(${audio_duration} / ${video_duration}) + 1"|bc)
ffmpeg -i ${1} -f concat -i <(for i in {1..${n_loops}}; do printf "file '%s'\n" ${2}; done) -c:v copy -c:a copy -shortest ${3}
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