MP3情報の取得

---

　MP3::Infoを使います。

use strict;
use Encode;
use MP3::Info;

my $file = 'music.mp3';

my $info = get_mp3info($file);
unless ($info) {
	die "$@[$file]";
}
my $tag = get_mp3tag($file);
unless ($tag) {
	die "$@[$file]";
}

print "Version: ", $info->{VERSION}, "\n";
print "Layer: ", $info->{LAYER}, "\n";
print "Frequency: ", $info->{FREQUENCY}, "kHz", "\n";
print "Size: ", $info->{SIZE}, "bytes", "\n";
print "Time: ", $info->{TIME}, "\n";
print "Copyright: ", $info->{COPYRIGHT}, "\n";

print "Album: ", get_japanese_string($tag->{ALBUM}), "\n";
print "Artist: ", get_japanese_string($tag->{ARTIST}), "\n";
print "Comment: ", get_japanese_string($tag->{COMMENT}), "\n";
print "Genre: ", get_japanese_string($tag->{GENRE}), "\n";
print "Title: ", get_japanese_string($tag->{TITLE}), "\n";
print "Tracknum: ", $tag->{TRACKNUM}, "\n";
print "Year: ", $tag->{YEAR}, "\n";

sub get_japanese_string {
	return Encode::encode("cp932", $_[0]);
}

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関連項目

・iTunesで今聴いている曲の取得