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40 lines
2.0 KiB
Bash
40 lines
2.0 KiB
Bash
#!/usr/bin/env bash
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#//////////////////////////////////////////////////////////////
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#// ____ //
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#// | __ ) ___ _ __ ___ _ _ _ __ ___ _ __ _ __ ___ //
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#// | _ \ / _ \ '_ \/ __| | | | '_ \ / _ \ '__| '_ \ / __| //
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#// | |_) | __/ | | \__ \ |_| | |_) | __/ | | |_) | (__ //
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#// |____/ \___|_| |_|___/\__,_| .__/ \___|_| | .__/ \___| //
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#// |_| |_| //
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#//////////////////////////////////////////////////////////////
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#// //
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#// Script, 2021 //
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#// Created: 28, September, 2021 //
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#// Modified: 28, September, 2021 //
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#// file: - //
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#// - //
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#// Source: https://superuser.com/a/587553/1057976 //
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#// OS: ALL //
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#// CPU: ALL //
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#// //
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#//////////////////////////////////////////////////////////////
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if (($# == 3)); then
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ffmpeg -i "$1" -i "$2" \
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-filter_complex '[0:0][1:0]concat=n=2:v=0:a=1[out]' \
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-map '[out]' "$3"
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elif (($# == 4)); then
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ffmpeg -i "$1" -i "$2" -i "$3" \
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-filter_complex '[0:0][1:0][2:0]concat=n=3:v=0:a=1[out]' \
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-map '[out]' "$4"
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elif (($# == 5)); then
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ffmpeg -i "$1" -i "$2" -i "$3" -i "$4" \
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-filter_complex '[0:0][1:0][2:0][3:0]concat=n=4:v=0:a=1[out]' \
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-map '[out]' "$5"
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else
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echo "Usage: ${0##*/} <input audio file 1> <input audio file 2> <output audio file>"
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echo "Usage: ${0##*/} <input audio file 1> <input audio file 2> <input audio file 3> <output audio file>"
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echo "Usage: ${0##*/} <input audio file 1> <input audio file 2> <input audio file 3> <input audio file 4> <output audio file>"
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exit 1
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fi
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