From: Dan White <dan@whiteaudio.com>
Date: Thu, 6 Mar 2025 16:56:57 +0000 (-0600)
Subject: noise: add help
X-Git-Url: http://git.whiteaudio.com/gitweb/?a=commitdiff_plain;h=63b0953260e14a218bd4019e93d090b3284bea13;p=pubbin.git

noise: add help
---

diff --git a/noise b/noise
index 022754d..718003a 100755
--- a/noise
+++ b/noise
@@ -4,6 +4,14 @@
 
 DEFAULT_GAIN="26"
 
+
+if [ "$1" = "-h" ]; then
+    echo "Generate 1/f2 noise"
+    echo "Usage: $(basename $0) [gain]"
+    echo "    gain - in dB (default: $DEFAULT_GAIN)"
+    exit
+fi
+
 GAIN=${1:-$DEFAULT_GAIN}
 
 echo "gain: ${GAIN}"