From a5362aeb3562eab809e81c1fe1a0a8b0ba1d2f66 Mon Sep 17 00:00:00 2001 From: mid-kid Date: Sat, 21 Oct 2023 16:58:44 +0200 Subject: [PATCH] Double the resolution in print_image.sh --- print_image.sh | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/print_image.sh b/print_image.sh index b2003e2..25501a0 100755 --- a/print_image.sh +++ b/print_image.sh @@ -2,7 +2,7 @@ set -e dev=/dev/usb/lp0 -image="$(magick "$1" -resize 256x -dither FloydSteinberg -remap pattern:gray50 pbm:- | base64)" +image="$(magick "$1" -resize 512x -dither FloydSteinberg -remap pattern:gray50 pbm:- | base64)" data_header="$(echo "$image" | base64 -d | sed -n '2p')" data="$(echo "$image" | base64 -d | tail -n +3 | base64)" @@ -18,15 +18,15 @@ size_y="$(hex_size "$(echo "$data_header" | cut -d' ' -f 2)")" # Upload graphics data printf '\x1D(L' > $dev printf "$size" > $dev -printf '\x30\x70\x30' > $dev -printf '\x02\x02' > $dev # bx, by (1 or 2) -printf '\x31' > $dev # color +printf '0p0' > $dev +printf '\1\1' > $dev # bx, by (1 or 2) +printf '1' > $dev # color printf "$size_x" > $dev # size x printf "$size_y" > $dev # size y echo "$data" | base64 -d > $dev # Print graphics data -printf '\x1D(L\x02\0\x30\x02' > $dev +printf '\x1D(L\2\00002' > $dev # Cut paper -printf '\n\n\x1DVA\0' > $dev +printf '\n\n\n\x1DVA\0' > $dev