64 lines
1.7 KiB
Bash
64 lines
1.7 KiB
Bash
#!/usr/bin/env bash
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# Adds subtitles to a video. You can pass multiple srt files in one go. This
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# preserves all existing streams, so if you've already added subtitle tracks to
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# the video then these new ones will be appended. I haven't extensively tested
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# appending yet (not sure if the mapping arg is correct), so I recommend adding
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# all of your tracks in one go.
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if which tput >/dev/null 2>&1; then
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ncolors=$(tput colors)
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fi
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if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
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RED="$(tput setaf 1)"
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GREEN="$(tput setaf 2)"
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YELLOW="$(tput setaf 3)"
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BLUE="$(tput setaf 4)"
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MAGENTA="$(tput setaf 5)"
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CYAN="$(tput setaf 6)"
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BOLD="$(tput bold)"
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NORMAL="$(tput sgr0)"
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else
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RED=""
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GREEN=""
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YELLOW=""
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BLUE=""
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MAGENTA=""
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CYAN=""
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BOLD=""
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NORMAL=""
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fi
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filename=$(basename -- "$1")
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extension="${filename##*.}"
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filename="${filename%.*}"
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output_name="$2"
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output="${output_name}.$extension"
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shift 2
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subtitles=("$@")
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if [[ $filename == "" || $output_name == "" || ${#subtitles[@]} -eq 0 ]]; then
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printf "${BOLD}${RED}Usage: embed-subtitles <video filename> <output name> <subtitle filenames>${NORMAL}\n"
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exit 1
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fi
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printf "\n${YELLOW}${BOLD}Adding subtitles to $filename.$extension | output: $output${NORMAL}\n"
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mapping="-map 0"
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tracks=""
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map_index=1
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for track in "$@"; do
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tracks+="-i \"$track\" "
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mapping+=" -map $map_index"
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map_index=$((map_index+1))
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done
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cmd="ffmpeg -i \"$filename.$extension\" $tracks $mapping -c copy -c:s mov_text \"$output\""
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printf "\n${BOLD}Running: $cmd\n\n${NORMAL}"
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eval $cmd
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printf "\n${GREEN}${BOLD}Done adding subtitles to $filename.$extension | output: $output\n${NORMAL}"
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