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C-Major Audio Software Suite. Student: Andy Rumelt Company Sponsor: SigmaTel www.SigmaTel.com Faculty Sponsor: Dr. Brian Evans Teaching Assistant: Youngok Kim. Presentation Outline. Background Problem Statement Problem Solution Prototype Test and Evaluation Time and Budget Goals

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Presentation Transcript
c major audio software suite

C-Major Audio Software Suite

Student: Andy Rumelt

Company Sponsor: SigmaTel

www.SigmaTel.com

Faculty Sponsor: Dr. Brian Evans

Teaching Assistant: Youngok Kim

presentation outline
Presentation Outline
  • Background
  • Problem Statement
  • Problem Solution
  • Prototype
  • Test and Evaluation
  • Time and Budget Goals
  • Conclusion and Recommendations
background
Background
  • SigmaTel
    • A Leader in the host audio industry
    • Developer of audio codecs and soundcards for PCs and laptops
  • C-Major technology
    • JackSense and Universal Jacks
  • The Development Team
problem statement
Problem Statement
  • Control and monitor the Essential Features of a Soundcard with a SigmaTel 9758 Codec
  • Flexible, adaptable, reliable, user-friendly
  • Fit into existing C-Major Software Architecture
  • To be deployed on 4 systems
    • Laptop, Desktop, TV-PC, DVD-Player PC
c major software architecture
C-Major Software Architecture

Surround

Sound

Wizard

StacIt

UJView, EQ

Applications

COM

(Middleware)

StacServ

Driver

Hardware

Soundcard

problem solution
Problem Solution
  • Integrated Suite with Active-X sub-panels
    • Surround Sound Wizard, StacIT, Mixer, EQ, Bass Manager
  • Adapts to host system via reading Windows Registry
  • GUI expert recommends simplest and most familiar solution for usability
  • Time, budget, and developer considerations
    • C++ versus Visual Basic
    • Simple versus complex
prototype
Prototype
  • Challenges
    • Many 9758 platforms
    • Poorly defined internal and customer requirements. “Moving target.”
    • Erratic middleware behavior.
  • Overcoming Challenges
    • Implemented Multiple SSWIZ operating modes
    • Consulted graphical user interface expert
    • Lock down onto well-defined requirements
    • UJ View, automated testing
evaluation and testing
Evaluation and Testing
  • Unit and Integration Testing
  • UJView
  • Automated Testing
    • Rational Robot versus TestComplete 3
    • Clicks through the GUI and validates state of controls
time and budget goals
Time and Budget Goals
  • Time Goals Met
    • Part time employee developing a working suite by Nov 11, 2003
  • Budget goals met
    • No extra expenses. Developer salary expenses within predictions.
conclusion
Conclusion
  • SigmaTel Integrated C-Major Audio Suite is a Success
  • Developed a flexible SSWIZ and Mixer in VB
  • Created an ActiveX version of the wizard, EQ, Bass Manager
  • Improved solution
    • Internationalization, SSWIZ with 2.1 and 7.1 system, more reliable EQ and StacIT.