X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/d8fb15b3d9a345d0c936e036b47a7a0708ffbb74..140051e24ff5a74421e8b437cdc12ca8570995cd:/codec-audio.inc.pl

diff --git a/codec-audio.inc.pl b/codec-audio.inc.pl
index 5bd336d..4239b2f 100644
--- a/codec-audio.inc.pl
+++ b/codec-audio.inc.pl
@@ -1,25 +1,31 @@
 use utf8;
 +{
+intro => 'Comparison of audio compression formats.',
 codec => {
 	mp3 => {
 		name => '<abbr title="MPEG-1 Audio Layer III">MP3</abbr>',
 		available => 1991,
+		generation => 0,
 	},
 	vorbis => {
 		name => 'Vorbis',
 		available => 2000,
+		generation => 1,
 	},
 	opus => {
 		name => 'Opus',
 		available => 2012,
+		generation => 1,
 	},
 	aac => {
 		name => '<abbr title="Advanced Audio Coding">AAC</abbr>',
 		available => 1997,
+		generation => 1,
 	},
 	atrac => {
 		name => '<abbr title="Adaptive Transform Acoustic Coding">ATRAC</abbr>',
 		available => 1992,
+		generation => 0,
 	},
 },
 feature => {