From 4591f3f5a13b363a93d63f8dec7c06deaad92714 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Sun, 10 Dec 2023 10:38:01 +0300
Subject: [PATCH] More perfomance

---
 audio_vis.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/audio_vis.sh b/audio_vis.sh
index 9418577..8eefc36 100644
--- a/audio_vis.sh
+++ b/audio_vis.sh
@@ -1,4 +1,5 @@
 #!/bin/ash
-clear
-arecord -q --period-size=50 --buffer-size=150 -r 4000 --disable-softvol -f U8 -t raw -D loopout | hexdump -e '"%02o\n"' | tr -d '*' | xargs -n 50 -r ./micro-utils/bin/spark -n -r
+cols=30
 
+clear
+arecord -q --period-size=50 --buffer-size=150 -r 4000 -f U8 -t raw -D loopout | hexdump -e ''$(expr $cols + 1)'/2 "%o ""\n"' | tr -d '*' | xargs -n $cols -r ./micro-utils/bin/spark -n