Pixcie Image Viewer 

Pixcie is a Python based image viewer with support for jpg, png, gif, bmp, heic and webp images. It can display metadata for jpg, heic files, and png files generated by Automatic1111. It can be operated with mouse or arrow keys.

Installation Instructions for Ubuntu Linux

Create folder /pixcie in Home and place the files in it

From within this folder create venv

python -m venv venv

or

python3 -m venv venv

Then activate the venv:

source ./venv/bin/activate

Install requirements:

pip install -r requirements.txt

If you run into trouble with qt.qpa.plugin: Could not load the Qt platform plugin "xcb" you may have to try:

sudo apt install libxcb-cursor0 libxcb-util1

If it is not already executable you need to run

chmod +x pixcie.desktop

Place pixcie.desktop in .local/share/applications:

mv pixcie.desktop ~/.local/share/applications/

Refresh your desktop database:

update-desktop-database ~/.local/share/applications/

sudo apt install python3-dev build-essential gcc
sudo apt install libheif1 or pip install libheif1 I can't remember
sudo apt-get install libheif-dev
pip install cyheif