From b88cc7b5ce0c9c035b160e1a74b63527fb33be4c Mon Sep 17 00:00:00 2001
From: ed <s@ocv.me>
Date: Fri, 5 Apr 2024 23:06:26 +0000
Subject: [PATCH] turns out it doesn't need to be audible...

---
 scripts/deps-docker/busy-mp3.sh | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/scripts/deps-docker/busy-mp3.sh b/scripts/deps-docker/busy-mp3.sh
index 08bd55a5..1056d609 100755
--- a/scripts/deps-docker/busy-mp3.sh
+++ b/scripts/deps-docker/busy-mp3.sh
@@ -12,17 +12,18 @@ fast=1
 fast=
 
 echo
-cd /dev/shm
-rm -f -- a.*.mp3 a.*.mp3.gz
+mkdir -p /dev/shm/$1
+cd /dev/shm/$1
+find -maxdepth 1 -type f -iname 'a.*.mp3*' -delete
 min=99999999
 
 for freq in 425; do  # {400..500}
-for vol in 24; do  # {10..30}
+for vol in 0; do  # {10..30}
 for kbps in 32; do
 for fdur in 1124; do  # {800..1200}
 for fdu2 in 1042; do  # {800..1200}
 for ftyp in h; do  # q h t l p
-for ofs1 in 801; do  # {0..4096}
+for ofs1 in 9214; do  # {0..32768}
 for ofs2 in 0; do  # {0..4096}
 for ofs3 in 0; do  # {0..4096}
 for nores in --nores; do  # '' --nores
@@ -36,7 +37,7 @@ tail -c +$ofs3 s0.pcm >s0c.pcm
 cat s{0a,1,0,0b,1,0c}.pcm > a.pcm
 lame --silent -r -s 48 --bitwidth 16 --signed a.pcm -m j --resample 48 -b $kbps -q 0 $nores $f.mp3
 if [ $fast ]
-then gzip -c <$f.mp3 >$f.mp3.gz
+then gzip -c9 <$f.mp3 >$f.mp3.gz
 else pigz -c11 -I1 <$f.mp3 >$f.mp3.gz
 fi
 sz=$(wc -c <$f.mp3.gz)
@@ -47,14 +48,14 @@ printf '\033[A%d %s\033[K\n' $sz $f
 done;done;done;done;done;done;done;done;done;done
 true
 
-f=a.b32--nores-f425-v24-h1124-1042-o801-0-0.mp3
+f=a.b32--nores-f425-v0-h1124-1042-o9214-0-0.mp3
 [ $fast ] &&
     pigz -c11 -I1 <$f >busy.mp3.gz ||
     mv $f.gz busy.mp3.gz
 
 sz=$(wc -c <busy.mp3.gz)
-[ "$sz" -eq 707 ] &&
+[ "$sz" -eq 106 ] &&
     echo busy.mp3 built successfully ||
     echo WARNING: unexpected size of busy.mp3
 
-rm -f a.*.mp3 a.*.mp3.gz
+find -maxdepth 1 -type f -iname 'a.*.mp3*' -delete