X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=web%2Fmanual.md;h=d73263b3929ba75cef49073011005f2996ab2270;hp=db28a699bdd05516d17de4bf837cc110f737df7e;hb=8d36eb43da27bef1e7bc3d626f46cb4c92ca2a41;hpb=fed61968a113bd37b196bb86d9f2591d53b15162

diff --git a/web/manual.md b/web/manual.md
index db28a699..d73263b3 100644
--- a/web/manual.md
+++ b/web/manual.md
@@ -1023,6 +1023,7 @@ Keyword              |    Type | Semantic value
 `bitrate`            | integer | The average bitrate
 `frequency`          | integer | The output sample rate
 `channels`           | integer | The number of channels
+`duration`           | integer | The number of milliseconds
 `is_set("foo")`      | boolean | True if attribute "foo" is set.
 
 [\*] For most audio formats, the year tag is stored as a string. It