Course Name: Software Engineering Year: Teachers names: Dr. Shmuel Tyszberowicz, Mr. Eyal Ben-Ari Project Name: GIC – General Image Compare Members : Role/sName# manager SQA manager Amir Wayn1 leader Software configuration manager Tests manager Akiva Elkayam2 manager Implementation manager Shani Hazan3 July 21, 20092General Image Compare

Contents Project Description Requirements : in / out of scope High Level Design Methodology Testing Team effort Lessons Learned Demo Q&A July 21, 20093General Image Compare

Project Description Design and develop a general tool that compares between two images (or more), find and highlight differences. Gallery Management (images, history). Many possible uses. July 21, 20094General Image Compare

GIC scope (1) General Free Open Source Web site Feature set Compare between tw0 pictures (jpg, bmp, etc..). Highlight differences. July 21, 20095General Image Compare

GIC scope (2) Feature set cont’ : Gallery – arrange all your picture Comparisons history. Gallery operations – manage, delete, compare, save and restore changes. July 21, 20096General Image Compare

GIC– out of scope Support in camera raw image format. Reports – List of differences Desktop application Web service API for 3rd party tools (Real) Application that use this engine. Differences analysis. Integration with configuration management tools. Integration with more compare models. July 21, 20097General Image Compare

Architecture / HLD July 21, 20098General Image Compare GUI Layer Gallery GUI Comparison GUI BL Layer Gallery Management Comparison Management Compare Engine RGB α Compare SNR DAL Store Data Update Data View Control Model

Key Architectural Decisions Web Site Allows remote work. Easy deployment. MVC architecture Loose coupling between the layers. Model the different layers UI – Usability Business logic layer Wrapper Development flow July 21, 20099General Image Compare

Key Architectural Decisions Comparison Engine Implementations – c# Compare pixel by 4 parameters – α - Brightness R / G / B Use SNR (Signal to noise ratio ) – to consider if there is a change. July 21, General Image Compare

Key Architectural Decisions Data Access layer No Database All changes save to xml file. Pictures compare from local computer July 21, General Image Compare

Project Methodology (1) Waterfall methodology. Team work Document Development July 21, General Image Compare

Development stage – 5 rounds July 21, General Image Compare Development Build Version DeploymentTesting Bugs fix & new features Project Methodology (2)

Build version release – Copy the source files to isolated environment. Delete all the binaries and output files. Version update. Compilation. Create setup file. Published to the team. July 21, General Image Compare Project Methodology (3)

QA– Versions Tested : 5 Per Version : By STD + Regression test. Test Coverage per version: 80% July 21, General Image Compare Project Methodology (4)

Test Report : Bugs (1) July 21, General Image Compare total integratedNot integratedFound in version MajorMedium minor MajorMedium minor MajorMedium minor total

Test Report: Bugs (2) July 21, General Image Compare

Product Development Report Version 1 contains all the requirements set by the SRS document except – Support in camera raw image format. Reports – List of differences Desktop application There is only one medium bug that wasn’t fixed – if the pictures are totally different we can’t recognize the differences. July 21, General Image Compare

Team Effort (hours/month) July 21, General Image Compare

Lessons Learned Working with STD Document from version Role definition. Dedicated more time and thought to the NPP document. Too small team. July 21, General Image Compare

Demo July 21, General Image Compare

Q & A July 21, General Image Compare

The End July 21, 2009General Image Compare23