This commit is contained in:
upuv 2018-05-19 23:42:41 +10:00
commit 5cca255ae5
4 changed files with 29 additions and 112 deletions

2
.gitignore vendored
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@ -1,2 +1,4 @@
ACTIVATION
.authcode
*aax
Audiobook/*

108
AAXtoM4A
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@ -1,108 +0,0 @@
#!/usr/bin/env bash
set -o errexit -o noclobber -o nounset -o pipefail
codec=copy
extension=m4a
mode=chaptered
GREP=$(grep --version | grep -q GNU && echo "grep" || echo "ggrep")
if ! [[ $(type -P "$GREP") ]]; then
echo "$GREP (GNU grep) is not in your PATH"
echo "Without it, this script will break."
echo "On macOS, you may want to try: brew install grep"
exit 1
fi
if [ "$#" -eq 0 ]; then
echo "Usage: bash AAXtoM4A [--single] AUTHCODE {FILES}"
exit 1
fi
if [[ "$1" == '--single' ]]
then
mode=single
shift
fi
if [ ! -f .authcode ]; then
auth_code=$1
shift
else
auth_code=`head -1 .authcode`
fi
debug() {
echo "$(date "+%F %T%z") ${1}"
}
trap 'rm -r -f "${working_directory}"' EXIT
working_directory=`mktemp -d 2>/dev/null || mktemp -d -t 'mytmpdir'`
metadata_file="${working_directory}/metadata.txt"
save_metadata() {
local media_file
media_file="$1"
ffprobe -i "$media_file" 2> "$metadata_file"
}
get_metadata_value() {
local key
key="$1"
normalize_whitespace "$($GREP --max-count=1 --only-matching "${key} *: .*" "$metadata_file" | cut -d : -f 2- | sed -e 's#/##g;s/ (Unabridged)//' | tr -s '[:blank:]' ' ')"
}
get_bitrate() {
get_metadata_value bitrate | $GREP --only-matching '[0-9]\+'
}
normalize_whitespace() {
echo $*
}
for path
do
debug "Decoding ${path} with auth code ${auth_code}..."
save_metadata "${path}"
genre=$(get_metadata_value genre)
artist=$(get_metadata_value artist)
title=$(get_metadata_value title)
output_directory="$(dirname "${path}")/${genre}/${artist}/${title}"
mkdir -p "${output_directory}"
full_file_path="${output_directory}/${title}.${extension}"
</dev/null ffmpeg -loglevel error -stats -activation_bytes "${auth_code}" -i "${path}" -vn -codec:a "${codec}" -ab "$(get_bitrate)k" -map_metadata -1 -metadata title="${title}" -metadata artist="${artist}" -metadata album_artist="$(get_metadata_value album_artist)" -metadata album="$(get_metadata_value album)" -metadata date="$(get_metadata_value date)" -metadata track="1/1" -metadata genre="${genre}" -metadata copyright="$(get_metadata_value copyright)" "${full_file_path}"
debug "Created ${full_file_path}."
cover_path="${output_directory}/cover.jpg"
debug "Extracting cover into ${cover_path}..."
</dev/null ffmpeg -loglevel error -activation_bytes "${auth_code}" -i "${path}" -an -codec:v copy "${cover_path}"
if [ "${mode}" == "chaptered" ]; then
chaptercount=$($GREP -Pc "Chapter.*start.*end" $metadata_file)
debug "Extracting ${chaptercount} chapter files from ${full_file_path}..."
chapternum=1
while read -r -u9 first _ _ start _ end
do
if [[ "${first}" = "Chapter" ]]
then
read -r -u9 _
read -r -u9 _ _ chapter
chapter_title="${title} - $(printf %0${#chaptercount}d $chapternum) ${chapter}"
chapter_file="${output_directory}/${chapter_title}.${extension}"
</dev/null ffmpeg -loglevel error -stats -i "${full_file_path}" -i "${cover_path}" -ss "${start%?}" -to "${end}" -vn -codec:a copy -map 0:0 -map 1:0 -id3v2_version 3 \
-metadata:s:v title="Album cover" -metadata:s:v comment="Cover (Front)" -metadata track="${chapternum}" -metadata title="${chapter_title}" \
"${chapter_file}"
chapternum=$((chapternum + 1 ))
fi
done 9< "$metadata_file"
rm "${full_file_path}"
debug "Done creating chapters. Chaptered files contained in ${output_directory}."
fi
debug "Done."
rm "${metadata_file}"
done

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@ -12,7 +12,7 @@ targetdir=
DEBUG=0
# -----
# Code tip Do not have any scritp above this point that calls a function or a binary. If you do
# Code tip Do not have any script above this point that calls a function or a binary. If you do
# the $1 will no longer be a ARGV element. So you should only do basic variable setting above here.
#
# Process the command line options. This allows for un-ordered options. Sorta like a getops style
@ -83,6 +83,16 @@ debug() {
fi
}
# debug dump contents of a file to STDOUT
debug_file() {
if [ $DEBUG == 1 ] ; then
echo "$(date "+%F %T%z") DEBUG"
echo "================================================================================"
cat "${1}"
echo "================================================================================"
fi
}
# log
log() {
echo "$(date "+%F %T%z") ${1}"
@ -96,6 +106,8 @@ save_metadata() {
local media_file
media_file="$1"
ffprobe -i "$media_file" 2> "$metadata_file"
debug "Metadata file $metadata_file"
debug_file "$metadata_file"
}
get_metadata_value() {
@ -135,9 +147,17 @@ do
fi
mkdir -p "${output_directory}"
full_file_path="${output_directory}/${title}.${extension}"
bitrate="$(get_bitrate)k"
album_artist="$(get_metadata_value album_artist)"
album="$(get_metadata_value album)"
album_date="$(get_metadata_value date)"
copyright="$(get_metadata_value copyright)"
# Big long DEBUG output. Fully describes the settings used for transcoding. I could probably do this better.
debug "$(printf '\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %sn%-18s: %s' title "${title}" auth_code "${auth_code}" mode "${mode}" path "${path}" codec "${codec}" bitrate "${bitrate}" artist "${artist}" album_artist "${album_artist}" album "${album}" album_date "${album_date}" genre "${genre}" copyright "${copyright}" full_file_path "${full_file_path}" metadata_file "${metadata_file}" working_directory "${working_directory}" )"
# This is the primary transcode. All the heavy lifting is here.
</dev/null ffmpeg -loglevel error -stats -activation_bytes "${auth_code}" -i "${path}" -vn -codec:a "${codec}" -ab "$(get_bitrate)k" -map_metadata -1 -metadata title="${title}" -metadata artist="${artist}" -metadata album_artist="$(get_metadata_value album_artist)" -metadata album="$(get_metadata_value album)" -metadata date="$(get_metadata_value date)" -metadata track="1/1" -metadata genre="${genre}" -metadata copyright="$(get_metadata_value copyright)" "${full_file_path}"
</dev/null ffmpeg -loglevel error -stats -activation_bytes "${auth_code}" -i "${path}" -vn -codec:a "${codec}" -ab ${bitrate} -map_metadata -1 -metadata title="${title}" -metadata artist="${artist}" -metadata album_artist="${album_artist}" -metadata album="${album}" -metadata date="${album_date}" -metadata track="1/1" -metadata genre="${genre}" -metadata copyright="${copyright}" "${full_file_path}"
log "Created ${full_file_path}."
@ -175,6 +195,10 @@ do
id3_version_param="-id3v2_version 3"
fi
# Big Long chapter debug I could probably do this better.
debug "$(printf '\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s\n%-18s: %s' cover_path "${cover_path}" start "${start%?}" end "${end}" id3_version_param "${id3_version_param}" chapternum "${chapternum}" chapter_title "${chapter_title}" chapter_file "${chapter_file}" )"
# Extract chapter by time stamps start and finish of chapter.
</dev/null ffmpeg -loglevel error -stats -i "${full_file_path}" -i "${cover_path}" -ss "${start%?}" -to "${end}" -map 0:0 -map 1:0 -acodec copy ${id3_version_param} \
-metadata:s:v title="Album cover" -metadata:s:v comment="Cover (Front)" -metadata track="${chapternum}" -metadata title="${chapter_title}" \
"${chapter_file}"

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@ -1,4 +1,4 @@
# AAXtoMP3 AAXtoM4A AAxtoM4B
# AAXtoMP3 AAxtoM4B
The purpose of this software is to convert AAX files to common MP3, M4A and M4B formats
through a basic bash script frontend to FFMPEG.
@ -32,7 +32,6 @@ Thanks to kbabioch, this script has also been packaged in the [AUR](https://aur.
## Usage(s)
```
bash AAXtoMP3 [-f|--flac] [-o|--opus] [-a|-aac] [-s|--single] [-A|--authcode <AUTHCODE>] [-o|--output_dir <PATH>] <AAX INPUT_FILES>...
bash AAXtoM4A [AUTHCODE] <AAX INPUT_FILES>...
bash AAXtoM4B [AUTHCODE] <AAX INPUT_FILES>...
```