/usr/bin/gnupod_convert_FLAC is in gnupod-tools 0.99.8-2.1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 | #!/usr/bin/perl
# Copyright (C) 2002-2007 Adrian Ulrich <pab at blinkenlights.ch>
# Part of the gnupod-tools collection
#
# URL: http://www.gnu.org/software/gnupod/
#
# GNUpod is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# GNUpod is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.#
#
# iTunes and iPod are trademarks of Apple
#
# This product is not supported/written/published by Apple!
use strict;
use GNUpod::FooBar;
use GNUpod::FileMagic;
my $file = $ARGV[0] or exit(1);
my $gimme = $ARGV[1];
my $quality = $ARGV[2];
if(!(-r $file)) {
warn "$file is not readable!\n";
exit(1);
}
elsif($gimme eq "GET_META") {
my $ftag = undef;
## This is a UGLY trick to cheat perl!
## 1. Create a string
foreach my $flac_pmod ('Audio::FLAC::Header', 'Audio::FLAC') {
my $nocompile = "use $flac_pmod; \$ftag = $flac_pmod->new( \$file )->tags();";
eval $nocompile; #2. eval it!
last unless $@;
}
## 3. = no errors without Audio::FLAC! :)
if($@ || ref($ftag) ne "HASH") {
warn "gnupod_convert_FLAC: Could not read FLAC-Metadata from $file\n";
warn "gnupod_convert_FLAC: Maybe Audio::FLAC is not installed?\n";
warn "Error: $@\n";
exit(1);
}
print "_ARTIST:$ftag->{ARTIST}\n";
print "_ALBUM:$ftag->{ALBUM}\n";
print "_TITLE:$ftag->{TITLE}\n";
print "_GENRE:$ftag->{GENRE}\n";
print "_TRACKNUM:$ftag->{TRACKNUMBER}\n";
print "_COMMENT:$ftag->{COMMENT}\n";
print "_VENDOR:$ftag->{VENDOR}\n";
print "_MEDIATYPE:".(GNUpod::FileMagic::MEDIATYPE_AUDIO)."\n";
print "FORMAT:FLAC\n";
}
elsif($gimme eq "GET_PCM") {
my $tmpout = GNUpod::FooBar::get_u_path("/tmp/gnupod_pcm", "wav");
my $status = system("flac", "-d", "-s", "$file", "-o", $tmpout);
if($status) {
warn "flac exited with $status, $!\n";
exit(1);
}
print "PATH:$tmpout\n";
}
elsif($gimme eq "GET_MP3") {
#Open a secure flac pipe and open anotherone for lame
#On errors, we'll get a BrokenPipe to stout
my $tmpout = GNUpod::FooBar::get_u_path("/tmp/gnupod_mp3", "mp3");
open(FLACOUT, "-|") or exec("flac", "-d", "-s", "-c", "$file") or die "Could not exec flac: $!\n";
open(LAMEIN , "|-") or exec("lame", "-V", $quality, "--silent", "-", $tmpout) or die "Could not exec lame: $!\n";
binmode(FLACOUT);
binmode(LAMEIN);
while(<FLACOUT>) {
print LAMEIN $_;
}
close(FLACOUT);
close(LAMEIN);
print "PATH:$tmpout\n";
}
elsif($gimme eq "GET_AAC" or $gimme eq "GET_AACBM") {
#Yeah! FAAC is broken and can't write to stdout..
my $tmpout = GNUpod::FooBar::get_u_path("/tmp/gnupod_faac", "m4a");
$tmpout = GNUpod::FooBar::get_u_path("/tmp/gnupod_faac", "m4b") if $gimme eq "GET_AACBM";
$quality = 140 - ($quality*10);
open(FLACOUT, "-|") or exec("flac", "-d", "-s", "-c", "$file") or die "Could not exec flac: $!\n";
open(FAACIN , "|-") or exec("faac", "-w", "-q", $quality, "-o", $tmpout, "-") or die "Could not exec faac: $!\n";
binmode(FLACOUT);
binmode(FAACIN);
while(<FLACOUT>) { #Feed faac
print FAACIN $_;
}
close(FLACOUT);
close(FAACIN);
print "PATH:$tmpout\n";
}
elsif($gimme eq "GET_ALAC") {
check_ffmpeg_alac() or die "ffmpeg not found or ffmpeg does not support ALAC encoding\n";
my $tmpout = GNUpod::FooBar::get_u_path("/tmp/gnupod_alac", "m4a");
my $status = system("ffmpeg", "-i", "$file", "-acodec", "alac", "-v", "0", $tmpout);
if($status) {
warn "ffmpeg exited with $status, $!\n";
exit(1);
}
print "PATH:$tmpout\n";
}
else {
warn "$0 can't encode into $gimme\n";
exit(1);
}
# Check if ffmpeg knows how to encode 'alac'
sub check_ffmpeg_alac {
my @alac_support = grep(/\s+DEA\s+alac/,split(/\n/,
`ffmpeg -formats 2> /dev/null`));
return (defined(@alac_support));
}
exit(0);
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