Swissatest Testmaterialien AG

Computer Aided Optical Analysis (CAOA)

Automatic Analysis for the costumers of Swissatest Testmaterialien AG. A Computer Aided Optical Analysis (CAOA) for the test materials for washing machines and tumblers. You can order the test materials on the Swissatest online shop. Swissatest, before EMPA Testmaterialien, is a company how research and develop testing materials for the washing machines and tumblers industry.

Swissatest Testmaterialien AG Mövenstrasse 12 CH-9015 St. Gallen Switzerland

Home page:


Web Services Consulting Melcer Raoul René Melcer Gotthelfstr. 85 CH-8472 Seuzach Switzerland

Home page: GitHub: Twitter: @web_con


Apache License, Version 2.0

Program Manual


The CAOA Programm have four GUI (Grafical User Interface) surfaces, this are the four sections on the top of the surface under the logo.


Read the pictures and scanns for the analysis and save this in the archive.


List of all analysis this are do. You can export from heare the datas of the analysis ore manage the archive.


Config hear the CAOA application and the folder and database for the datas. For the correct config ask your system admin.


This documentation of the CAOA Project.


Analysis Screen

Read Images

Start Analysis

Save Analysis

Export Data


Archive Screen

Export Data

Overwrite Data

Delete Analysis


Config Screen


Heare you config the standard units for your meta data in your analysis. Is Calculate Units checked, the is the calculating by change the units on.

  • °C - Celsius
  • °F - Fahrenheit
  • K - Kelvin
  • Kg - Kilogram
  • lb - Pound


  • Standard import folder for the images
  • Standard export folder for the data files
  • Archive folder for the analysis images
  • YAML config file folder included the file initial.yml


This option is now on pending and comes later.


You can CAOA also connect with a database in your network or internet, ask for this your database administrator.

List of supportet databases platforms

Release Notes

v0.1-alpha (Prototype V 0.1)

First alpha release for demo, look and feel of the GUI and first demo presentation for customers.


  • Qt 4 GUI
  • Workflow of analysis
  • Archiv list
  • Config mask
  • Help placeholder
  • Button to online shop
  • Credits
  • SQLite connection
  • YAML config files
  • Images import and read
  • Analysis are plugins
  • Export files are plugins
  • Win 7 installer


  • Nothing


  • Nothing


  • Analysis
  • Frying Fabric Analysis ® - 304
  • Pocka-Dot Analysis ® - 306
  • Python installer
  • Config in SQLite
  • Use the install paths
  • Run after install
  • WinPython with only used libs
  • Export in data files
  • XLSX
  • ODS
  • CSV
  • XML
  • YAML
  • JSON
  • SQL dump
  • Database connection
  • Oracle
  • MS SQL
  • MySQL
  • PostgreSQL
  • SQLite
  • Help site and documentation (this document)