LaVue - Live Image Viewer

Authors: Christoph Rosemann <christoph.rosemann at desy.de>, Jan Kotański <jan.kotanski at desy.de>, André Rothkirch <andre.rothkirch at desy.de>

Introduction

This is a simple implementation of a live viewer front end. It is supposed to show a live image view from xray-detectors at PETRA3 @ desy.de, e.g. Pilatus, Lambda, Eiger, PerkinElmer, PCO, LimaCCD, and others.

https://github.com/jkotan/lavue/blob/develop/doc/_images/lavue.png?raw=true

Installation

LaVue requires the following python packages: qt4 pyqtgraph numpy zmq scipy

It is also recommended to install: pytango hidra pil fabio requests h5py pni nxstools

From sources

Download the latest LaVue version from https://github.com/jkotan/lavue

Extract sources and run

$ python setup.py install

The setup.py script may need: setuptools sphinx numpy pytest python packages as well as libqt4-dev-bin.

Debian packages

Debian stretch (and jessie) ot Ubuntu bionic packages can be found in the HDRI repository.

To install the debian packages, add the PGP repository key

$ sudo su
$ wget -q -O - http://repos.pni-hdri.de/debian_repo.pub.gpg | apt-key add -

and then download the corresponding source list, e.g.

$ cd /etc/apt/sources.list.d

and

$ wget http://repos.pni-hdri.de/stretch-pni-hdri.list

$ wget http://repos.pni-hdri.de/jessie-pni-hdri.list

$ wget http://repos.pni-hdri.de/bionic-pni-hdri.list

respectively.

Finally,

$ apt-get update
$ apt-get install python-lavue

for python 2.7 version

$ apt-get update
$ apt-get install python3-lavue

for python 3 version. Please notice that HiDRA is not available for python 3 yet.

From pip

To install it from pip you need to install pyqt5 in advance, e.g.

$ python3 -m venv myvenv
$ . myvenv/bin/activate

$ pip install pyqt5

$ pip install lavue

Moreover it is also good to install the following python packages:

$ pip install fabio
$ pip install pillow
$ pip install lavuefilters
$ pip install pytango

Start the Viewer

To start LaVue

$ lavue

for python 2.7 or

$ lavue3

for python 3.

Start the Viewer in the expert mode

Changing LaVue settings is available in the expert mode, i.e.

$ lavue -m expert

under an additional button: Configuration.

Launching options

To get all possible command-line parameters

$ lavue -h

Metadata

Release files for lavue 2.19.0

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for lavue 2.19.0
File	Size	Uploaded	Provenance
lavue-2.19.0.tar.gz	298.5 kB	Oct 24, 2019	Without provenance	Details

Built distribution (wheel)

Table of built distributions (wheels) for lavue 2.19.0
File	Interpreter	ABI	Platform	Reset
lavue-2.19.0-py3-none-any.whl 442.7 kB Oct 24, 2019 Without provenance	Python 3	none	any	Details

Total release size: 741.2 kB

Release files / lavue-2.19.0.tar.gz

Download URL	lavue-2.19.0.tar.gz
Size	298.5 kB
Tags	Source
SHA-256 checksum How to use checksums	`ac20e801457f93a785eff1178056938c246aa04934949136db56fcd3283d7aab`
BLAKE2b-256 checksum How to use checksums	`a6e860b87a8dad35298c8b899c972fe0e3776da079b7b1b5f78b6a96b9ec3c96`
Upload date	Oct 24, 2019
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/1.15.0 pkginfo/1.5.0.1 requests/2.22.0 setuptools/33.1.1 requests-toolbelt/0.9.1 tqdm/4.36.1 CPython/3.5.3`

Release files / lavue-2.19.0-py3-none-any.whl

Download URL	lavue-2.19.0-py3-none-any.whl
Size	442.7 kB
Tags	Python 3
SHA-256 checksum How to use checksums	`e774111cfe3c5e9d7fea0f59fc232b6e2c692fabbb5b4d484ad8c2d2ec2f8a75`
BLAKE2b-256 checksum How to use checksums	`7fff50be8b6f43d96c72d0ddbdf6b69dfa238745b35872f5f945f9598efa8781`
Upload date	Oct 24, 2019
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/1.15.0 pkginfo/1.5.0.1 requests/2.22.0 setuptools/33.1.1 requests-toolbelt/0.9.1 tqdm/4.36.1 CPython/3.5.3`

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