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| 1 | +#!/bin/bash |
| 2 | + |
| 3 | +shopt -s extglob |
| 4 | +progName="${0}" |
| 5 | +scriptFolder="$( dirname ${BASH_SOURCE[0]} )" |
| 6 | +scriptName="$( basename ${BASH_SOURCE[0]} )" |
| 7 | +#available arguments |
| 8 | +avArgs=( |
| 9 | + -m --mv --move |
| 10 | + -c --merge --combine |
| 11 | + -n --num --number |
| 12 | + -e --ext --extension |
| 13 | + --hex |
| 14 | + --dryRun |
| 15 | + -p --pat --pattern |
| 16 | + --progress --prog |
| 17 | + --noinfo |
| 18 | + -q --quiet |
| 19 | +) |
| 20 | +args=("$@") |
| 21 | +optStr="?([[:space:]])?(-)-*?([[:space:]])" |
| 22 | +logRED='\033[0;31m' |
| 23 | +logGREEN='\033[0;32m' |
| 24 | +logBLUE='\033[0;34m' |
| 25 | +logCYAN='\033[0;36m' |
| 26 | +logNEUT='\033[0m' |
| 27 | +clearLINE='\033[K' |
| 28 | + |
| 29 | +declare trgtFolder |
| 30 | +declare mvFolder |
| 31 | +declare mergeFileName |
| 32 | +declare -i maxProcessed |
| 33 | +declare extension |
| 34 | +declare hex |
| 35 | +declare dryRun |
| 36 | +declare -i nFiles |
| 37 | +declare pattern |
| 38 | +declare noProgress=1 |
| 39 | +declare noInfo |
| 40 | +declare quiet |
| 41 | + |
| 42 | +helpStr="$(sed 's/^\s*//' <<EOL |
| 43 | + > ˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅˅ |
| 44 | + > 03-2023 - Ibrahim Tanyalcin - MIT LICENSE |
| 45 | + > version 0.0.1 |
| 46 | + > -m --mv --move : Move the generated .mp4 files to specified folder. If merge |
| 47 | + > option is given, also move the generated .mkv file to there |
| 48 | + > -c --merge --combine: Concat the resulting .mp4 files to a single .mkv file |
| 49 | + > -n --num --number : Max amount of directories to be processed |
| 50 | + > -e --ext --extension: Extension of input files. Defaults to "media" |
| 51 | + > --hex : If input files names are not unix epoch, append a random |
| 52 | + > hex string to differentiate |
| 53 | + > --dryRun : Do not do anything, just preview |
| 54 | + > -p --pat --pattern : A pattern to filter folder basename. Only folders with |
| 55 | + > basename matching the pattern are processed. |
| 56 | + > --progress --prog : Show progress bar |
| 57 | + > --noinfo : Do not show info on what is being done |
| 58 | + > -q --quiet : Suppress "ffmpeg" and "mkvmerge" messages/warnings |
| 59 | + > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| 60 | +EOL |
| 61 | +)" |
| 62 | + |
| 63 | +function includes() { |
| 64 | + local haystack="${@:1: $#-1}" |
| 65 | + local needle="${@: -1}" |
| 66 | + #if [[ " ${haystack[*]} " =~ " ${needle} " ]]; |
| 67 | + if [[ " ${haystack[*]} " == $needle ]]; |
| 68 | + then |
| 69 | + return 0 |
| 70 | + fi |
| 71 | + return 1 |
| 72 | +} |
| 73 | + |
| 74 | +#https://stackoverflow.com/questions/1527049/how-can-i-join-elements-of-a-bash-array-into-a-delimited-string#answer-17841619 |
| 75 | +function join_by { |
| 76 | + local d=${1-} f=${2-} |
| 77 | + if shift 2; then |
| 78 | + printf %s "$f" "${@/#/$d}" |
| 79 | + fi |
| 80 | +} |
| 81 | + |
| 82 | +function dateOrSelf() { |
| 83 | + if [[ "$1" == [1-9]+([0-9]) ]]; |
| 84 | + then |
| 85 | + echo "$(date -d @${1%%_*} "+%Y%m%d-%H%M%S")" |
| 86 | + else |
| 87 | + echo "$1${hex:+_$(hexdump -vn16 -e'4/4 "%08X" 1 "\n"' /dev/urandom)}" |
| 88 | + fi |
| 89 | +} |
| 90 | + |
| 91 | +function progress() { |
| 92 | + if [[ -n $noProgress ]]; |
| 93 | + then |
| 94 | + return 1 |
| 95 | + fi |
| 96 | + frac=$((${3:=20}*$1/$2)) |
| 97 | + done=$(($frac > $3 ? $3 : $frac < 0 ? 0 : $frac)) |
| 98 | + remaining=$((${3:-20}-"${done}")) |
| 99 | + left=$(seq -s█ "$done"|tr -d '[:digit:]') |
| 100 | + right=$(seq -s░ "$remaining"|tr -d '[:digit:]') |
| 101 | + echo -en "${logGREEN}${4:-progress: }${left}${right}${logNEUT}" |
| 102 | +} |
| 103 | + |
| 104 | +function issueWarning() { |
| 105 | + printf "${logRED}---::WARNING::---\n$1\n---::---${logNEUT}\n" ${@: 2}; |
| 106 | +} |
| 107 | + |
| 108 | +function issueInfo() { |
| 109 | + if [[ -z $noInfo ]]; |
| 110 | + then |
| 111 | + printf "${logCYAN}---::INFO: ""$1 ""::---${logNEUT}\n" ${@: 2}; |
| 112 | + fi |
| 113 | +} |
| 114 | + |
| 115 | +function depsOK() { |
| 116 | + if ! hash 2>/dev/null ffmpeg || ! hash 2>/dev/null mkvmerge; |
| 117 | + then |
| 118 | + issueWarning "$( |
| 119 | + join_by $'\n' \ |
| 120 | + "Looks like the dependencies are not installed" \ |
| 121 | + "You need %s and %s." \ |
| 122 | + "Do 'sudo snap install ffmpeg' or " \ |
| 123 | + "'sudo apt install ffmpeg' and" \ |
| 124 | + "'sudo apt install mkvtoolnix'" |
| 125 | + )" "ffmpeg" "mkvmerge" |
| 126 | + exit 1; |
| 127 | + fi |
| 128 | +} |
| 129 | + |
| 130 | +#if [[ "$*" == ?(*[[:space:]])?(-)-help?([[:space:]]*) ]] |
| 131 | +if includes "$*" *+(--help|-h)*; |
| 132 | +then |
| 133 | + echo "${helpStr}"; |
| 134 | + exit 1; |
| 135 | +fi |
| 136 | + |
| 137 | +depsOK; |
| 138 | + |
| 139 | +for (( i=0; i<"${#args[@]}"; ++i )) |
| 140 | +do |
| 141 | + case "${args[$i],,}" in |
| 142 | + -e|--ext|--extension) |
| 143 | + (( ++i )) |
| 144 | + if includes "${args[$i]}" $optStr; |
| 145 | + then |
| 146 | + issueWarning "$( |
| 147 | + join_by $'\n' \ |
| 148 | + "-e|--ext|--extension arguments expects a value." \ |
| 149 | + "For example: .media" |
| 150 | + )" |
| 151 | + exit 1; |
| 152 | + fi |
| 153 | + extension="${args[$i]}" |
| 154 | + ;; |
| 155 | + -n|--num|--number) |
| 156 | + (( ++i )) |
| 157 | + if includes "${args[$i]}" $optStr; |
| 158 | + then |
| 159 | + issueWarning "$( |
| 160 | + join_by $'\n' \ |
| 161 | + "-n|--num|--number arguments expects an integer value." \ |
| 162 | + "For example: 1000" |
| 163 | + )" |
| 164 | + exit 1; |
| 165 | + fi |
| 166 | + maxProcessed="${args[$i]}" |
| 167 | + ;; |
| 168 | + -m|--move|--mv) |
| 169 | + (( ++i )) |
| 170 | + if includes "${args[$i]}" $optStr; |
| 171 | + then |
| 172 | + issueWarning "$( |
| 173 | + join_by $'\n' \ |
| 174 | + "-m|--mv|--move arguments expects a folder name." \ |
| 175 | + "For example: someFolderName" |
| 176 | + )" |
| 177 | + exit 1; |
| 178 | + fi |
| 179 | + mvFolder="${args[$i]}" |
| 180 | + ;; |
| 181 | + -c|--combine|--merge) |
| 182 | + (( ++i )) |
| 183 | + if includes "${args[$i]}" $optStr; |
| 184 | + then |
| 185 | + issueWarning "$( |
| 186 | + join_by $'\n' \ |
| 187 | + "-c|--merge|--combine arguments expects a file name" \ |
| 188 | + "without extension." \ |
| 189 | + "For example: someFileName" |
| 190 | + )" |
| 191 | + exit 1; |
| 192 | + fi |
| 193 | + mergeFileName="${args[$i]}" |
| 194 | + ;; |
| 195 | + -p|--pat|--pattern) |
| 196 | + (( ++i )) |
| 197 | + if includes "${args[$i]}" $optStr; |
| 198 | + then |
| 199 | + issueWarning "$( |
| 200 | + join_by $'\n' \ |
| 201 | + "-p|--pat|--pattern arguments expects a quoted pattern." \ |
| 202 | + "For example: \"some*folder\"" |
| 203 | + )" |
| 204 | + exit 1; |
| 205 | + fi |
| 206 | + pattern="${args[$i]}" |
| 207 | + ;; |
| 208 | + --hex) |
| 209 | + hex=1 |
| 210 | + ;; |
| 211 | + --dryrun) |
| 212 | + dryRun=1 |
| 213 | + ;; |
| 214 | + -q|--quiet) |
| 215 | + quiet=1 |
| 216 | + ;; |
| 217 | + --noinfo) |
| 218 | + noInfo=1 |
| 219 | + ;; |
| 220 | + --prog|--progress) |
| 221 | + noProgress= |
| 222 | + ;; |
| 223 | + !(--*|-*)) |
| 224 | + trgtFolder="${args[$i]}" |
| 225 | + ;; |
| 226 | + ?(-)-*) |
| 227 | + issueWarning "UNKNOWN OPTION %s" ${args[$i]} |
| 228 | + echo "${helpStr}"; |
| 229 | + exit 1; |
| 230 | + ;; |
| 231 | + esac |
| 232 | +done |
| 233 | + |
| 234 | +issueInfo "CD %s" "${trgtFolder}" |
| 235 | +#do not do [[ -z "$dryRun" ]] &&, report if the folder does not exist |
| 236 | +cd "${trgtFolder}" || issueWarning "%s does not seem to exist" "${trgtFolder}"; |
| 237 | +j=0; |
| 238 | +k=$(find . -maxdepth 1 -mindepth 1 ! -name '.*' -type d | wc -l) |
| 239 | +for d in */; do |
| 240 | + echo -en "\r${clearLINE}" |
| 241 | + if [[ -n "$pattern" && "${d%/*}" != $pattern ]]; |
| 242 | + then |
| 243 | + issueInfo "IGNORING: %s" "${trgtFolder}/$d" |
| 244 | + continue |
| 245 | + fi |
| 246 | + issueInfo "PROCESSING: %s" "${trgtFolder}/$d" |
| 247 | + if [[ -n "$dryRun" ]]; |
| 248 | + then |
| 249 | + continue |
| 250 | + fi |
| 251 | + progress "$j" "$k" 40 |
| 252 | + while IFS= read -r line; do |
| 253 | + echo -en "\r${clearLINE}" |
| 254 | + [[ -z "$quiet" ]] && echo "$line" |
| 255 | + done <<< "$( |
| 256 | + ffmpeg \ |
| 257 | + -y \ |
| 258 | + -safe 0 \ |
| 259 | + -f concat \ |
| 260 | + -i <(find "${trgtFolder}/$d/" -type f -name "*.${extension:=media}" -printf "file '%p'\n" | sort) \ |
| 261 | + -c copy \ |
| 262 | + -crf 18 \ |
| 263 | + "${trgtFolder}/$d/$(dateOrSelf "$(sed -e 's/\(\/.*$\|_.*$\)//g' <(echo "$d"))").mp4" \ |
| 264 | + $([[ -n "$quiet" ]] && echo "-nostats -loglevel 0" || echo "") \ |
| 265 | + 2>&1 |
| 266 | + )"; |
| 267 | + ((++j)); |
| 268 | + if [[ "$j" -ge "${maxProcessed:=$(((2**32)))}" ]]; then |
| 269 | + issueWarning "MAX (%s) DIRECTIORIES REACHED" "${maxProcessed}" |
| 270 | + break; |
| 271 | + fi |
| 272 | +done |
| 273 | + |
| 274 | +[[ -z "$dryRun" ]] && nFiles=$(find . -type f -name "*.mp4" | wc -l) |
| 275 | +if [[ nFiles -le 0 ]]; |
| 276 | +then |
| 277 | + issueInfo "NO FILES PROCESSED" |
| 278 | + [[ -z "$dryRun" ]] && exit |
| 279 | +fi |
| 280 | + |
| 281 | +#no ${mvFolder+x}, no empty string allowed |
| 282 | +if ! [[ -z "$mvFolder" ]]; |
| 283 | +then |
| 284 | + mvFolder="$trgtFolder/${mvFolder##*/}" |
| 285 | + issueInfo "MOVING FILES TO %s" "$mvFolder" |
| 286 | + if [[ -z "$dryRun" ]]; |
| 287 | + then |
| 288 | + mkdir -p "$mvFolder" |
| 289 | + find . -type f -name "*.mp4" -print0 | xargs -0 -I {} mv {} "$mvFolder" |
| 290 | + fi |
| 291 | +else |
| 292 | + mvFolder="$trgtFolder" |
| 293 | +fi |
| 294 | + |
| 295 | +if ! [[ -z "$mergeFileName" ]]; |
| 296 | +then |
| 297 | + issueInfo "MERGING FILES into %s.mkv" "${mvFolder}/${mergeFileName}" |
| 298 | + if [[ -z "$dryRun" ]]; |
| 299 | + then |
| 300 | + mkvmerge -o "${mvFolder}/${mergeFileName}.mkv" \ |
| 301 | + $(find "$mvFolder" -type f -name "*.mp4" ! -size 0 -printf "%p\n" | sort | sed ':a;N;$!ba;s/\n/ \+ /g') \ |
| 302 | + $([[ -n "$quiet" ]] && echo "-q" || echo "") |
| 303 | + fi |
| 304 | +fi |
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