wok diff audiofile/description.txt @ rev 22757

updated ffmpegthumbnailer and ffmpegthumbnailer-dev (2.2.0 -> 2.2.2)
author: Hans-G?nter Theisgen
date: Fri Jan 24 16:35:42 2020 +0100 (2020-01-24)
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/audiofile/description.txt	Fri Jan 24 16:35:42 2020 +0100
     1.3 @@ -0,0 +1,8 @@
     1.4 +The Audio File Library handles reading and writing audio files in many common 
     1.5 +formats.
     1.6 +
     1.7 +Key goals of the Audio File Library are file format transparency and data format
     1.8 +transparency. The same calls for opening a file, accessing and manipulating 
     1.9 +audio metadata (e.g. sample rate, sample format, textual information, MIDI 
    1.10 +parameters), and reading and writing sample data will work with any supported 
    1.11 +audio file format.