# setup
IMAGE=CoreELEC-Amlogic-ne.arm-20.0-Nexus_nightly_latest-Khadas_VIM4.img.gz
# download original image
wget https://relkai.coreelec.org/oowow/$IMG
# unpack and rename to common filename style
IMAGE_OOWOW=vim4-coreelec-20.0-nexus-081122.img
gzip -dc $IMG > $IMAGE_OOWOW
# get oowow pack script
wget https://raw.githubusercontent.com/khadas/krescue/master/tools/xze
# repack as oowow image its will be same raw image xz packed
sh ./xze "$IMG_OOWOW" \
--meta \
label=CoreELEC \
builder=CoreELEC \
date="$(LANG=c TZ= date)" \
match=BOARD=VIM4 \
link=https://coreelec.org \
duration=30 \
desc="CoreELEC 20.0 Amlogic-ne Nexus nightly"
# check packed image
md5sum $IMAGE_OOWOW.xz
# $IMAGE_OOWOW.xz DONE - this image fully suitable for oowow usage - and ready for upload to public dl storage
# check image meta info
tail -c4096 $IMAGE_OOWOW.xz | xz -dc
##META_FILE##
FILE: vim4-coreelec-20.0-nexus-081122.img.xz
UNPACKED_SIZE: 574619648
PACKED_SIZE: 165793792
FILE_SIZE: 165797888
##META-FILE##
##KRESCUE_META##
type:xz
label: CoreELEC
builder: CoreELEC
date: Wed Oct 12 05:45:23 UTC 2022
match: BOARD=VIM4
link: https://coreelec.org
duration: 30
desc: CoreELEC 20.0 Amlogic-ne Nexus nightly
image: vim4-coreelec-20.0-nexus-081122.img
##KRESCUE-META##
##KRESCUE##END
NOTE: oowow wizard display it http://dl.khadas.com/.images/vim4/
http://dl.khadas.com/.images/vim4/vim4-coreelec-20.0-nexus-081122.img.xz
OOWOW beta 220929.258 | VIM4 | host vim4-00064 | Firewall: Temporary Allow inc
──────────────────────────────────────────────────────────────────────────────
┌──────────────────────────OOWOW Wizard: downloads─────────────────────────────┐
│ Select installation image │
│ ┌──────────────────────────────────────────────────────────────────────────┐ │
│ │ 1 .Refresh.Images.list │ │
│ │ 2 vim4-android-11-64bit-v220826.raw.img.xz 0 Aug 27 03:10 │ │
│ │ 3 vim4-android-11-demo-250122.raw.img.xz 0 Jan 25 2022 │ │
│ │ 4 vim4-coreelec-20.0-nexus-081122.img.xz 0 Oct 12 05:45 │ │
│ │ 6 vim4-ubuntu-20.04-gnome-linux-5.4-fenix-1. 0 Apr 8 2022 │ │
│ │ 7 vim4-ubuntu-22.04-server-linux-5.4-fenix-1 0 May 25 02:01 │ │
│ └──────────────────────────────────────────────────────────────────────────┘ │
│ │
├──────────────────────────────────────────────────────────────────────────────┤
│ < Okay > <Cancel> │
└──────────────────────────────────────────────────────────────────────────────┘
OOWOW beta 220929.258 | VIM4 | host vim4-00064 | Firewall: Temporary Allow inc
──────────────────────────────────────────────────────────────────────────────
┌────────────────────Download image──────────────────────┐
│ │
│ Source link: http://192.168.31.61:8081/.images/vim4/ │
│ vim4-coreelec-20.0-nexus-081122.img.xz │
│ Image size: 158.1 M │
│ │
│ label: CoreELEC │
│ builder: CoreELEC │
│ date: Wed Oct 12 05:45:23 UTC 2022 │
│ match: BOARD=VIM4 │
│ link: https://coreelec.org │
│ duration: 30 │
│ desc: CoreELEC 20.0 Amlogic-ne Nexus nightly │
│ image: vim4-coreelec-20.0-nexus-081122.img │
├────────────────────────────────────────────────────────┤
│ <Download> < Back > │
└────────────────────────────────────────────────────────┘
OOWOW beta 220929.258 | VIM4 | host vim4-00064 | Downloaded vim4-coreelec-20.0
──────────────────────────────────────────────────────────────────────────────
┌────────────────Image write: ───────────────────┐
│ vim4-coreelec-20.0-nexus-081122.img.xz │
│ size: 548 M │
│ type:xz │
│ label: CoreELEC │
│ builder: CoreELEC │
│ date: Wed Oct 12 05:45:23 UTC 2022 │
│ match: BOARD=VIM4 │
│ link: https://coreelec.org │
│ duration: 30 │
│ desc: CoreELEC 20.0 Amlogic-ne Nexus nightly │
├────────────────────────────────────────────────┤
│ <Install> < Check > <Cancel > │
└────────────────────────────────────────────────┘
BYBY