dotfiles/bin/remove-audio-from-video

50 lines
1.1 KiB
Bash

#!/usr/bin/env bash
if which tput >/dev/null 2>&1; then
ncolors=$(tput colors)
fi
if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
RED="$(tput setaf 1)"
GREEN="$(tput setaf 2)"
YELLOW="$(tput setaf 3)"
BLUE="$(tput setaf 4)"
MAGENTA="$(tput setaf 5)"
CYAN="$(tput setaf 6)"
BOLD="$(tput bold)"
NORMAL="$(tput sgr0)"
else
RED=""
GREEN=""
YELLOW=""
BLUE=""
MAGENTA=""
CYAN=""
BOLD=""
NORMAL=""
fi
if [[ $1 == "" ]]; then
printf "${BOLD}${RED}Usage: $0 <filename> <optional output name>${NORMAL}\n"
exit 1
fi
filename=$(basename -- "$1")
extension="${filename##*.}"
filename="${filename%.*}"
output_name="$2"
if [[ $output_name == "" ]]; then
output="${filename}_no_audio.$extension"
else
output="${output_name}.$extension"
fi
printf "\n${YELLOW}${BOLD}Removing audio from '$filename.$extension' | output: '$output'${NORMAL}\n"
# -an removes the audio.
ffmpeg -i "$filename.$extension" -c:v copy -an "$output"
printf "\n${GREEN}${BOLD}Done removing audio from '$filename.$extension' | output: '$output'${NORMAL}\n\n"