FotoGazmic FotoGazmic SoftwareSoftware

Project DefinitionProject Definition

Senior Project: CS 425Senior Project: CS 425

Spring 2003Spring 2003

Client & End UserClient & End User

Professor Bernard Waxman

Upper ManagementUpper Management

Professor Xudong Yu

Our TeamOur Team

(From left to right: Chad Zbinden, Josey Baker, Rob Mills, Myra Bergman, Tinate Dejtiranukul)

Purpose of the SystemPurpose of the System Develop a Software Package for Image Develop a Software Package for Image

EnhancementEnhancement Color and Density CorrectionColor and Density Correction

Read, Open, Display, and Save TIFF Read, Open, Display, and Save TIFF ImagesImages

Automatically Detect a 20% Gray CardAutomatically Detect a 20% Gray Card Select Portions of the Image and IdentifySelect Portions of the Image and Identify

Automatically Adjust the ColorAutomatically Adjust the Color Allow the User to Save the Corrected Version Allow the User to Save the Corrected Version

Objectives and Success Objectives and Success CriteriaCriteria

Document, Design, Implement, and Document, Design, Implement, and ProduceProduce

Simplify the Task of Color and Density Simplify the Task of Color and Density Correction Correction

Software can Run on any PC that meets Software can Run on any PC that meets the Hardware Requirements the Hardware Requirements

Enhance the Overall Quality of Digital Enhance the Overall Quality of Digital ImageImage

Functional Requirements Functional Requirements

Graphical Interface Graphical Interface Load Function Load Function Save and Save As function Save and Save As function Preview FunctionPreview Function One Level Undo FeatureOne Level Undo Feature Auto Correct Feature Auto Correct Feature Correction Correction

Full Amount or Percentage of Full Amount or Percentage of Suggested Correction Suggested Correction

Functional cont.Functional cont. Selection Tool Selection Tool

Pixel Group, Circle, or SquarePixel Group, Circle, or Square Identify the Area Identify the Area

Predetermined List of Object Types Predetermined List of Object Types Suggested Correction Suggested Correction

Stored Values of Color and Density Stored Values of Color and Density Entire Image or Selected PortionEntire Image or Selected Portion

Options Options Correct only within a Certain RGB Correct only within a Certain RGB

Range Range Correct only by a percentageCorrect only by a percentage

Functional cont.Functional cont.

Image DisplayImage Display Default—Full ResolutionDefault—Full Resolution

Display options Display options Zoom Capability Zoom Capability Scroll Bars Scroll Bars

Nonfunctional Nonfunctional RequirementsRequirements

User Interface and Human FactorsUser Interface and Human Factors Simple, User-friendly Graphical Interface Simple, User-friendly Graphical Interface Tool Selection Palette Tool Selection Palette Integrated Help System Integrated Help System

DocumentationDocumentation Hardware ConsiderationHardware Consideration

IBM compatible IBM compatible 1 Ghz Pentium IV, 256 MB Ram1 Ghz Pentium IV, 256 MB Ram 24-bit true color, 1280x1024 - graphics card24-bit true color, 1280x1024 - graphics card

Nonfunctional cont.Nonfunctional cont.

Performance CharacteristicsPerformance Characteristics Perform Corrections in a Timely Perform Corrections in a Timely

Manner Manner Error Handling and Extreme Error Handling and Extreme

ConditionsConditions Program Should Program Should NOT NOT Crash Crash Appropriate Error MessageAppropriate Error Message

Nonfunctional cont.Nonfunctional cont.

Quality IssuesQuality Issues High Quality Corrected ImagesHigh Quality Corrected Images Minimal Distortion Minimal Distortion Aesthetically Correct Aesthetically Correct

Density and ColorDensity and Color

System ModificationsSystem Modifications Well documented and Easy to ModifyWell documented and Easy to Modify

Pseudo Requirements Pseudo Requirements

User Interface User Interface May be done in Visual BasicMay be done in Visual Basic

Underlying system Underlying system C++C++ C#C# Similar Language in Order to meet Similar Language in Order to meet

Performance Criteria. Performance Criteria.

Use Case ModelUse Case Model

Use CasesUse Cases

Use Case NameUse Case Name SelectPortionSelectPortionParticipating actorParticipating actor EndUserEndUserEntry conditionEntry condition 1. The EndUser selects 1. The EndUser selects

one of the selection one of the selection style tools.style tools.Flow of EventsFlow of Events 2. The EndUser selects a 2. The EndUser selects a

part of the image part of the image with the with the selection tool.selection tool.

3. The EndUser identifies the 3. The EndUser identifies the selected selected portion from a portion from a predetermined list of object predetermined list of object types. types.

Exit condition Exit condition A portion of the image is A portion of the image is selected and selected and identified. identified.

Special RequirementsSpecial Requirements An image must be open.An image must be open.

Use Cases (cont.)Use Cases (cont.)Use Case NameUse Case Name AutoEnhancement(gray card found)AutoEnhancement(gray card found)Participating actorParticipating actor EndUserEndUserEntry conditionEntry condition 1. The EndUser selects the button marked 1. The EndUser selects the button marked

AutoEnhance.AutoEnhance.Flow of EventsFlow of Events 2. A preview window opens displaying the 2. A preview window opens displaying the

corrected corrected image with detected gray card highlighted.image with detected gray card highlighted.3. If the detected gray card is incorrect, the 3. If the detected gray card is incorrect, the

EndUser EndUser will be allowed to select the preferred gray card in will be allowed to select the preferred gray card in the the image using a provided selection tool. image using a provided selection tool.

4. The EndUser selects the correction percentage 4. The EndUser selects the correction percentage to to be made.be made.

5. The EndUser selects the correction range to be 5. The EndUser selects the correction range to be applied.applied.6. The EndUser selects the Enhance button. 6. The EndUser selects the Enhance button.

Exit condition Exit condition 7. The newly enhanced image is displayed.7. The newly enhanced image is displayed.Special RequirementsSpecial Requirements The image must contain a gray card The image must contain a gray card

in the lower left in the lower left hand corner.hand corner.

Use Cases (cont.)Use Cases (cont.)Use Case NameUse Case Name AutoEnhancement(gray card not found)AutoEnhancement(gray card not found)Participating actorParticipating actor EndUserEndUserEntry conditionEntry condition 1. The EndUser selects the button marked 1. The EndUser selects the button marked

AutoEnhance.AutoEnhance.Flow of EventsFlow of Events 2. A preview window opens and displays a 2. A preview window opens and displays a

message message telling the EndUser that a gray card telling the EndUser that a gray card has not been has not been found.found.

3. The EndUser will be allowed to select the 3. The EndUser will be allowed to select the preferred gray card in the image preferred gray card in the image

using a provided using a provided selection tool. selection tool. 4. The EndUser selects the correction 4. The EndUser selects the correction

percentage to percentage to be made.be made.5. The EndUser selects the correction range 5. The EndUser selects the correction range

to be to be applied.applied.6. The EndUser selects the Enhance button. 6. The EndUser selects the Enhance button.

Exit condition Exit condition 7. The newly enhanced image is displayed.7. The newly enhanced image is displayed.Special RequirementsSpecial Requirements The image must contain a gray card in The image must contain a gray card in

the lower left hand the lower left hand corner.corner.

Use Cases (cont.)Use Cases (cont.)Use Case NameUse Case Name ManualEnhancementManualEnhancementParticipating actorParticipating actor EndUserEndUserEntry conditionEntry condition 1. The EndUser selects the Manual 1. The EndUser selects the Manual

Enhance buttonEnhance buttonFlow of eventsFlow of events 2. A preview window opens displaying the 2. A preview window opens displaying the

corrected corrected image.image.3. The EndUser selects a global or local 3. The EndUser selects a global or local

correction.correction.4. The EndUser selects the correction 4. The EndUser selects the correction

percentage to percentage to be made.be made.5. The EndUser selects the correction 5. The EndUser selects the correction

range to be range to be applied.applied.6. The EndUser selects the Enhance 6. The EndUser selects the Enhance

buttonbuttonExit condition Exit condition 7. The newly enhanced image is displayed.7. The newly enhanced image is displayed.Special RequirementsSpecial Requirements An image must be open and a An image must be open and a

portion of the image portion of the image must be selected and must be selected and identified.identified.

Class DiagramClass Diagram

InterfaceInterface

Questions?Questions?