mirror of
https://github.com/KrumpetPirate/AAXtoMP3.git
synced 2024-11-18 03:08:57 +01:00
Merge branch 'master' of github.com:KrumpetPirate/AAXtoMP3 into audible-cli-integration
This commit is contained in:
fabh2o
commit
cb17d422f3
148
AAXtoMP3
148
AAXtoMP3
@ -7,8 +7,8 @@
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# Usage Synopsis.
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usage=$'\nUsage: AAXtoMP3 [--flac] [--aac] [--opus ] [--single] [--level <COMPRESSIONLEVEL>]
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[--chaptered] [-e:mp3] [-e:m4a] [-e:m4b] [--authcode <AUTHCODE>] [--no-clobber]
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[--target_dir <PATH>] [--complete_dir <PATH>] [--validate]
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[--use-audible-cli-data] [--continue <CHAPTERNUMBER>] {FILES}\n'
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[--target_dir <PATH>] [--complete_dir <PATH>] [--validate] [--keep-author <N>]
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[--author <AUTHOR>] [--use-audible-cli-data] [--continue <CHAPTERNUMBER>] {FILES}\n'
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codec=libmp3lame # Default encoder.
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extension=mp3 # Default encoder extension.
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level=-1 # Compression level. Can be given for mp3, flac and opus. -1 = default/not specified.
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@ -18,10 +18,12 @@ targetdir= # Optional output location. Note default is basedir
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completedir= # Optional location to move aax files once the decoding is complete.
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container=mp3 # Just in case we need to change the container. Used for M4A to M4B
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VALIDATE=0 # Validate the input aax file(s) only. No Transcoding of files will occur
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DEBUG=0 # Default off, If set extremely verbose output.
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loglevel=1 # Loglevel: 0: Show progress only; 1: default; 2: a little more information, timestamps; 3: debug
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noclobber=0 # Default off, clobber only if flag is enabled
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continue=0 # Default off, If set Transcoding is skipped and chapter splitting starts at chapter continueAt.
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continueAt=1 # Optional chapter to continue splitting the chapters.
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keepArtist=-1 # Default off, if set change author metadata to use the passed argument as field
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authorOverride= # Override the author, ignoring the metadata
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audibleCli=0 # Default off, Use additional data gathered from mkb79/audible-cli
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# -----
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@ -56,7 +58,9 @@ while true; do
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# Don't overwrite the target directory if it already exists
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-n | --no-clobber ) noclobber=1; shift ;;
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# Extremely verbose output.
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-d | --debug ) DEBUG=1; shift ;;
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-d | --debug ) loglevel=3; shift ;;
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# Set loglevel.
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-l | --loglevel ) loglevel="$2"; shift 2 ;;
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# Validate ONLY the aax file(s) No transcoding occurs
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-V | --validate ) VALIDATE=1; shift ;;
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# continue splitting chapters at chapter continueAt
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@ -65,6 +69,10 @@ while true; do
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--use-audible-cli-data ) audibleCli=1; shift ;;
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# Compression level
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--level ) level="$2"; shift 2 ;;
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# Keep author number n
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--keep-author ) keepArtist="$2"; shift 2 ;;
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# Author override
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--author ) authorOverride="$2"; shift 2 ;;
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# Command synopsis.
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-h | --help ) printf "$usage" $0 ; exit ;;
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# Standard flag signifying the end of command line processing.
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@ -92,7 +100,7 @@ set -o errexit -o noclobber -o nounset -o pipefail
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# debug
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# debug "Some longish message"
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debug() {
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if [ $DEBUG == 1 ] ; then
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if [ $loglevel == 3 ] ; then
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echo "$(date "+%F %T%z") DEBUG ${1}"
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fi
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}
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@ -101,7 +109,7 @@ debug() {
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# debug dump contents of a file to STDOUT
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# debug "<full path to file>"
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debug_file() {
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if [ $DEBUG == 1 ] ; then
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if [ $loglevel == 3 ] ; then
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echo "$(date "+%F %T%z") DEBUG"
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echo "=Start=========================================================================="
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cat "${1}"
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@ -113,7 +121,7 @@ debug_file() {
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# debug dump a list of internal script variables to STDOUT
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# debug_vars "Some Message" var1 var2 var3 var4 var5
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debug_vars() {
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if [ $DEBUG == 1 ] ; then
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if [ $loglevel == 3 ] ; then
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msg="$1"; shift ; # Grab the message
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args=("$@") # Grab the rest of the args
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@ -142,12 +150,39 @@ debug_vars() {
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# -----
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# log
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log() {
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if [ "$((${loglevel} > 1))" == "1" ] ; then
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echo "$(date "+%F %T%z") ${1}"
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else
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echo "${1}"
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fi
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}
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# -----
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#progressbar produces a progressbar in the style of
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# process: |####### | XX% (part/total unit)
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# which is gonna be overwritten by the next line.
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progressbar() {
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#get input
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part=${1}
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total=${2}
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#compute percentage and make print_percentage the same length regardless of the number of digits.
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percentage=$((part*100/total))
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if [ "$((percentage<10))" = "1" ]; then print_percentage=" $percentage"
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elif [ "$((percentage<100))" = "1" ]; then print_percentage=" $percentage"
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else print_percentage="$percentage"; fi
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#draw progressbar with one # for every 5% and blank spaces for the missing part.
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progressbar=""
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for (( n=0; n<(percentage/5); n++ )) ; do progressbar="$progressbar#"; done
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for (( n=0; n<(20-(percentage/5)); n++ )) ; do progressbar="$progressbar "; done
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#print progressbar
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echo -ne "Chapter splitting: |$progressbar| $print_percentage% ($part/$total chapters)\r"
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}
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# Print out what we have already after command line processing.
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debug_vars "Command line options as set" codec extension mode container targetdir completedir auth_code audibleCli
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debug_vars "Command line options as set" codec extension mode container targetdir completedir auth_code keepArtist authorOverride audibleCli
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# ========================================================================
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# Variable validation
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@ -272,6 +307,17 @@ if [[ "x${completedir}" != "x" ]]; then
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fi
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fi
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# -----
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# Check whether the loglevel is valid
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if [ "$((${loglevel} < 0 || ${loglevel} > 3 ))" = "1" ]; then
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echo "ERROR loglevel has to be in the range from 0 to 3!"
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echo " 0: Show progress only"
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echo " 1: default"
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echo " 2: a little more information, timestamps"
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echo " 3: debug"
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echo "$usage"
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exit 1
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fi
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# -----
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# If a compression level is given, check whether the given codec supports compression level specifiers and whether the level is valid.
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if [ "${level}" != "-1" ]; then
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@ -473,7 +519,22 @@ do
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# Make sure everything is a variable. Simplifying Command interpretation
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save_metadata "${aax_file}"
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genre=$(get_metadata_value genre)
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if [ "x${authorOverride}" != "x" ]; then
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#Manual Override
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artist="${authorOverride}"
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album_artist="${authorOverride}"
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else
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if [ "${keepArtist}" != "-1" ]; then
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# Choose artist from the one that are present in the metadata. Comma separated list of names
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# remove leading space; 'C. S. Lewis' -> 'C.S. Lewis'
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artist="$(get_metadata_value artist | cut -d',' -f"$keepArtist" | $SED -E 's|^ ||g; s|\. +|\.|g; s|((\w+\.)+)|\1 |g')"
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album_artist="$(get_metadata_value album_artist | cut -d',' -f"$keepArtist" | $SED -E 's|^ ||g; s|\. +|\.|g; s|((\w+\.)+)|\1 |g')"
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else
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# The default
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artist=$(get_metadata_value artist)
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album_artist="$(get_metadata_value album_artist)"
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fi
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fi
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title=$(get_metadata_value title | $SED 's/'\:'/'-'/g' | $SED 's/- /-/g' | xargs -0)
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title=${title:0:100}
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if [ "x${targetdir}" != "x" ] ; then
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@ -483,7 +544,6 @@ do
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fi
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output_file="${output_directory}/${title}.${extension}"
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bitrate="$(get_bitrate)k"
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album_artist="$(get_metadata_value album_artist)"
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album="$(get_metadata_value album)"
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album_date="$(get_metadata_value date)"
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copyright="$(get_metadata_value copyright)"
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@ -503,16 +563,28 @@ do
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fi
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mkdir -p "${output_directory}"
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if [ "$((${loglevel} > 0))" = "1" ]; then
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# Fancy declaration of which book we are decoding. Including the AUTHCODE.
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dashline="----------------------------------------------------"
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log "$(printf '\n----Decoding---%s%s--%s--' "${title}" "${dashline:${#title}}" "${auth_code}")"
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log "Source ${aax_file}"
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log "Source: ${aax_file}"
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fi
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# Big long DEBUG output. Fully describes the settings used for transcoding.
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# Note this is a long debug command. It's not critical to operation. It's purely for people debugging
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# and coders wanting to extend the script.
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debug_vars "Book and Variable values" title auth_code mode aax_file container codec bitrate artist album_artist album album_date genre copyright narrator description publisher output_file metadata_file working_directory
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# Display the total length of the audiobook in format hh:mm:ss
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total_length="$(ffprobe -v error -activation_bytes "${auth_code}" -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 ${aax_file} | cut -d . -f 1)"
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hours="$((total_length/3600))"
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if [ "$((hours<10))" = "1" ]; then hours="0$hours"; fi
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minutes="$((total_length/60-60*hours))"
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if [ "$((minutes<10))" = "1" ]; then minutes="0$minutes"; fi
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seconds="$((total_length-3600*hours-60*minutes))"
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if [ "$((seconds<10))" = "1" ]; then seconds="0$seconds"; fi
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log "Total length: $hours:$minutes:$seconds"
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# If level != -1 specify a compression level in ffmpeg.
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compression_level_param=""
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if [ "${level}" != "-1" ]; then
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@ -546,8 +618,9 @@ do
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-metadata publisher="${publisher}" \
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-f ${container} \
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"${output_file}"
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if [ "$((${loglevel} > 0))" == "1" ]; then
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log "Created ${output_file}."
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fi
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# -----
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fi
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# Grab the cover art if available.
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@ -556,7 +629,9 @@ do
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if [ "${continue}" == "0" ]; then
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if [ "${audibleCli}" == "1" ]; then
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# We have a better quality cover file, copy it.
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if [ "$((${loglevel} > 1))" == "1" ]; then
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log "Copy cover file to ${cover_file}..."
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fi
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cp "${extra_cover_file}" "${cover_file}"
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# We now set a variable, ${extra_crop_cover}, which contains an additional
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@ -565,7 +640,10 @@ do
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# only if we use a custom cover art.
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extra_crop_cover='-vf crop=trunc(iw/2)*2:trunc(ih/2)*2'
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else
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# Audible-cli not used, extract the cover from the aax file
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if [ "$((${loglevel} > 1))" == "1" ]; then
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log "Extracting cover into ${cover_file}..."
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fi
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</dev/null ffmpeg -loglevel error -activation_bytes "${auth_code}" -i "${aax_file}" -an -codec:v copy "${cover_file}"
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fi
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fi
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@ -578,17 +656,25 @@ do
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# Playlist m3u support
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playlist_file="${output_directory}/${title}.m3u"
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if [ "${continue}" == "0" ]; then
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if [ "$((${loglevel} > 0))" == "1" ]; then
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log "Creating PlayList ${title}.m3u"
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fi
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echo '#EXTM3U' > "${playlist_file}"
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fi
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# Determine the number of chapters.
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chaptercount=$($GREP -Pc "Chapter.*start.*end" $metadata_file)
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if [ "$((${loglevel} > 0))" == "1" ]; then
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log "Extracting ${chaptercount} chapter files from ${output_file}..."
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if [ "${continue}" == "1" ]; then
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log "Continuing at chapter ${continueAt}:"
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fi
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fi
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chapternum=1
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#start progressbar for loglevel 0 and 1
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if [ "$((${loglevel} < 2))" == "1" ]; then
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progressbar 0 ${chaptercount}
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fi
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# We pipe the metadata_file in read.
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# Example of the section that we are interested in:
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#
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@ -617,20 +703,26 @@ do
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chapter_title="${title}-$(printf %0${#chaptercount}d $chapternum) ${chapter}"
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chapter_file="${output_directory}/${chapter_title}.${extension}"
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# the ID3 tags must only be specified for *.mp3 files,
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# the other container formats come with their own
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# tagging mechanisms.
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id3_version_param=""
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if test "${extension}" = "mp3"; then
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id3_version_param="-id3v2_version 3"
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# Since the .aax file allready got converted we can use
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# -acodec copy, which is much faster than a reencodation.
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# Since there is an issue when using copy on flac, where
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# the duration of the chapters gets shown as if they where
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# as long as the whole audiobook.
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chapter_codec=""
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if test "${extension}" = "flac"; then
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chapter_codec="flac "${compression_level_param}""
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else
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chapter_codec="copy"
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fi
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# Big Long chapter debug
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debug_vars "Chapter Variables:" cover_file chapter_start chapter_end id3_version_param chapternum chapter chapter_title chapter_file
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debug_vars "Chapter Variables:" cover_file chapter_start chapter_end chapternum chapter chapter_title chapter_file
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if [ "$((${continueAt} > ${chapternum}))" = "0" ]; then
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# Extract chapter by time stamps start and finish of chapter.
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# This extracts based on time stamps start and end.
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if [ "$((${loglevel} > 1))" == "1" ]; then
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log "Splitting chapter ${chapternum}/${chaptercount} start:${chapter_start%?}(s) end:${chapter_end}(s)"
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fi
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</dev/null ffmpeg -loglevel quiet \
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-nostats \
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-ss "${chapter_start%?}" \
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@ -640,9 +732,7 @@ do
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${extra_crop_cover} \
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-map 0:0 \
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-map 1:0 \
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-acodec "${codec}" \
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${id3_version_param} \
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${compression_level_param} \
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-acodec ${chapter_codec} \
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-metadata:s:v title="Album cover" \
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-metadata:s:v comment="Cover (Front)" \
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-metadata track="${chapternum}" \
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@ -653,6 +743,9 @@ do
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-f ${container} \
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"${chapter_file}"
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# -----
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if [ "$((${loglevel} < 2))" == "1" ]; then
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progressbar ${chapternum} ${chaptercount}
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fi
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# OK lets get what need for the next chapter in the Playlist m3u file.
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# Playlist creation.
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duration=$(echo "${chapter_end} - ${chapter_start%?}" | bc)
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@ -665,23 +758,32 @@ do
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# Add the cover art to m4a and m4b file types.
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if [[ ${container} == "mp4" && $(type -P mp4art) ]]; then
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mp4art -q --add "${cover_file}" "${chapter_file}"
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if [ "$((${loglevel} > 1))" == "1" ]; then
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log "Added cover art to ${chapter_title}"
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fi
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fi
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fi
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done 9< "$metadata_file"
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# Clean up of working directory stuff.
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rm "${output_file}"
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if [ "$((${loglevel} > 1))" == "1" ]; then
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log "Done creating chapters for ${output_directory}."
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else
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#ending progress bar
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echo ""
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fi
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else
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# Perform file tasks on output file.
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# ----
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# Add the cover art to m4a and m4b file types.
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if [[ ${container} == "mp4" && $(type -P mp4art) ]]; then
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mp4art -q --add "${cover_file}" "${output_file}"
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if [ "$((${loglevel} > 1))" == "1" ]; then
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log "Added cover art to ${title}.${extension}"
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fi
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fi
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if [[ ${container} == "mp4" && $(type -P mp4chaps) ]]; then
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ffprobe -i "${aax_file}" -print_format csv -show_chapters 2>/dev/null | awk -F "," '{printf "CHAPTER%02d=%02d:%02d:%02.3f\nCHAPTER%02dNAME=%s\n", NR, $5/60/60, $5/60%60, $5%60, NR, $8}' > "${output_directory}/${title}.chapters.txt"
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mp4chaps -i "${output_file}"
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@ -690,14 +792,18 @@ do
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# -----
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# Announce that we have completed the transcode
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if [ "$((${loglevel} > 0))" == "1" ]; then
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log "Complete ${title}"
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fi
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# Lastly get rid of any extra stuff.
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rm "${metadata_file}"
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# Move the aax file if the decode is completed and the --complete_dir is set to a valid location.
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# Check the target dir for if set if it is writable
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if [[ "x${completedir}" != "x" ]]; then
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if [ "$((${loglevel} > 0))" == "1" ]; then
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log "Moving Transcoded ${aax_file} to ${completedir}"
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fi
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mv "${aax_file}" "${completedir}"
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fi
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@ -51,6 +51,9 @@ bash AAXtoMP3 [-f|--flac] [-o|--opus] [-a|-aac] [-s|--single] [--level <COMPRESS
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* **-c** or **--chaptered** Output a single file per chapter. The `--chaptered` will only work if it follows the `--aac -e:m4a -e:m4b --flac` options.
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* **--continue <CHAPTERNUMBER>** If the splitting into chapters gets interrupted (e.g. by a weak battery on your laptop) you can go on where the process got interrupted. Just delete the last chapter (which was incompletely generated) and redo the task with "--continue <CHAPTERNUMBER>" where CHAPTERNUMBER is the chapter that got interrupted.
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* **--level <COMPRESSIONLEVEL>** Set compression level. May be given for mp3, flac and opus.
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* **--keep-author <FIELD>** If a book has multiple authors and you don't want all of them in the metadata, with this flag you can specify a specific author (1 is the first, 2 is the second...) to keep while discarding the others.
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* **--author <AUTHOR>** Manually set the author metadata field, useful if you have multiple books of the same author but the name reported is different (eg. spacing, accents..). Has precedence over `--keep-author`.
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* **-l** or **--loglevel <LOGLEVEL>** Set loglevel: 0 = progress only, 1 (default) = more information, output of chapter splitting progress is limitted to a progressbar, 2 = more information, especially on chapter splitting, 3 = debug mode
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* **--use-audible-cli-data** Use additional data got with mkb79/audible-cli. See [below](#audible-cli-integration) for more infos.
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### [AUTHCODE]
|
||||
|
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