X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=m4%2Fgengetopt%2Fcompress_filter.m4;h=501f46ccfd8f0730787c37e5290fa0b19dfa71a9;hp=739e4f0290fa3b39152cfb5fa5d6291f5619321f;hb=44779382f0699be6b8daeeb25e7e1a2c40116d4b;hpb=533b0303c27fb9ba098bb72e30f41f0939b2dbd2

diff --git a/m4/gengetopt/compress_filter.m4 b/m4/gengetopt/compress_filter.m4
index 739e4f02..501f46cc 100644
--- a/m4/gengetopt/compress_filter.m4
+++ b/m4/gengetopt/compress_filter.m4
@@ -1,5 +1,7 @@
 args "--no-version --no-help"
 
+purpose "Dynamically adjust the volume of an audio stream"
+
 option "blocksize" b
 #~~~~~~~~~~~~~~~~~~~
 "adjust block size"
@@ -24,7 +26,7 @@ option "inertia" i
 default="6"
 optional
 
-option "target_level" t
+option "target-level" t
 #~~~~~~~~~~~~~~~~~~~~~~
 "target signal level (0-32768)"
 int typestr="number"