+[section Examples]
+ .IP \(bu 4
+ Decode a wma file to wav format:
+ .EX
+ \ para_filter -f wmadec -f wav < file.wma > file.wav
+ .EE
+ .IP \(bu 4
+ Amplify a raw audio file by a factor of 1.5:
+ .EX
+ \ para_filter -f amp --amp 32 < foo.raw > bar.raw
+ .EE
+[/section]