mirror of
https://github.com/KrumpetPirate/AAXtoMP3.git
synced 2024-11-18 03:08:57 +01:00
72 lines
2.2 KiB
Perl
Executable File
72 lines
2.2 KiB
Perl
Executable File
#!/usr/bin/env perl
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use strict;
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use warnings;
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use v5.22.0;
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use autodie;
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use Getopt::Long qw/GetOptions/;
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Getopt::Long::Configure qw/gnu_getopt/;
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use File::Basename qw/fileparse/;
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use IO::CaptureOutput qw/capture_exec/;
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say "Starting $0...";
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my $VERBOSE;
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my $AUTHCODE;
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my $INPUT_FILE;
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GetOptions(
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'auth|a=s' => \$AUTHCODE,
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'input|i=s' => \$INPUT_FILE,
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'verbose|v' => \$VERBOSE,
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) or die "Usage: $0 -verbose -auth <AUDIBLE AUTH CODE> -input <INPUT FILE PATH>";
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die "Usage: $0 -verbose -auth <AUDIBLE AUTH CODE> -input <INPUT AAX PATH>"
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unless ($INPUT_FILE && $AUTHCODE);
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die "$INPUT_FILE is not a valid path" unless (-f $INPUT_FILE);
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my ($filename, $dir, $extension) = fileparse($INPUT_FILE, qr/\.[^.]*/);
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my $ret = system_execute("ffprobe $INPUT_FILE");
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my @fflines = split /\n/, $ret;
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my $file_type = pull_from_ffprobe("major_brand", @fflines);
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my $file_title = pull_from_ffprobe("title", @fflines);
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my $file_author = pull_from_ffprobe("artist", @fflines);
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die "Input file ffprobe does not appear to match an AAX file type metadata"
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unless $file_type =~ /aax/;
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my $output;
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if ($file_title && $file_author) {
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$output = "$file_title by $file_author";
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} else {
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$output = $filename;
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}
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my $output_sh_safe = quotemeta $output;
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say "Using Audible auth code to copy AAX audio directly to MP3 format...";
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$ret = system_execute("ffmpeg -activation_bytes $AUTHCODE -i $INPUT_FILE -vn -c:a libmp3lame -ab 128k $dir$output_sh_safe.mp3");
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say $ret if $VERBOSE;
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say "End of $0...";
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sub system_execute {
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my ($stdout, $stderr, $success, $exit_code) = capture_exec(@_);
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say "stdout: $stdout\nstderr: $stderr\nsuccess: $success\nexit code: $exit_code" if ($VERBOSE);
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if ($success) {
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return $stdout if $stdout;
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return $stderr if $stderr;
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} else {
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my $command = join " ", @_;
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die "Command $command was not successful, debug.";
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}
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}
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sub pull_from_ffprobe {
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my $desired = shift;
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my @fflines = @_;
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return unless ($desired && @fflines);
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my ($line) = grep { m/^\s+$desired/ } @fflines;
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$line =~ s/^\s*(.*?)\s*$/$1/;
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my @parts = split /\:/, $line;
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shift @parts;
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$line = join ':', @parts;
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$line =~ s/^\s*(.*?)\s*$/$1/;
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return $line;
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}
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