From d615f01905cd637688b11d90f6d6122d0da466a4 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Thu, 10 Jun 2021 11:46:39 +0200
Subject: [PATCH] use interlaced jpeg as thumbnail

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

diff --git a/thumbnail.sh b/thumbnail.sh
index 5575c37..8698627 100644
--- a/thumbnail.sh
+++ b/thumbnail.sh
@@ -30,10 +30,11 @@ gen_thumb(){
     | mplayer -input nodefault-bindings -nosound -benchmark \
               -noconfig all -really-quiet \
               -vf expand=:::::16/9,scale=320:-2,tile=10:1:10:0:0 \
-              -vo jpeg:quality=85:outdir="${tmp}"\
+              -vo jpeg:quality=100:outdir="${tmp}"\
               "mf://$tmp/_*.jpg" 2>&-
   
-    mv "${tmp}/00000001.jpg" "$thumb"
+    #mv "${tmp}/00000001.jpg" "$thumb"
+    convert "${tmp}/00000001.jpg" -interlace line -quality 85 "$thumb"
     rm -r "${tmp}"
   fi
 }
-- 
2.39.2