1 LECTURE 1 INTRODUCTION TO MULTIMEDIA. 2 Objective  Definitions of multimedia  What is multimedia?  Multimedia Types  Applications for Multimedia

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<ul><li> Slide 1 </li> <li> 1 LECTURE 1 INTRODUCTION TO MULTIMEDIA </li> <li> Slide 2 </li> <li> 2 Objective Definitions of multimedia What is multimedia? Multimedia Types Applications for Multimedia Developing Multimedia Project </li> <li> Slide 3 </li> <li> 3 What Is Multimedia ? Multi refer to many or multiple Media Vehicle or agent to convey for something Example: air for sound, writing for words Computer is a medium for ideas and information - Express and communicate these ideas - Store and manipulate information in many different forms Multimedia MultiMulti MediaMedia </li> <li> Slide 4 </li> <li> 4 What Is Multimedia ?Multimedia Presentation of a computer application (usually interactive) Incorporating media elements such as text, graphics, video, animation and sound on a computer. Multimedia Systems encompass the computer and software systems that are used in multimedia environments Interactive control Distributed multimedia systems operate over some form of network infrastructure </li> <li> Slide 5 </li> <li> 5 The big pictureImage Text SpeechAudioVideoMultimedia Virtual worlds Streaming video Web pages Streaming audio Client-server MultimediaSystems Authoring Media asset management Tools Frameworks Network Distributed Multimedia Systems </li> <li> Slide 6 </li> <li> 6 Multimedia Computer System Characteristics Ability to convert any information in analog form e.g voice, music, video to digital form. It can control the Multimedia System and can be programmed by the programmer Interactive Random access (MM data) </li> <li> Slide 7 </li> <li> 7 4 Characteristics Multimedia Product Information present on a computer. Without this feature Polymedia or Mixed Media Links. Without this feature Book Navigation tools (icon, button, hot spot) Interactive presentation. Without this feature TV </li> <li> Slide 8 </li> <li> 8 A brief history of multimedia 1970s - Pong, Atari Apple, IBM and the PC revolution 1980s - GUIs and the mouse and other technologies 1990s Multimedia Explosion - WWW - CD-I - Interactive books Future directions - Technology convergence, education and entertainment, other appliances </li> <li> Slide 9 </li> <li> 9 A brief history of multimedia 1970-an 1980 1990 Future 8 bit processor CD-ROM, Local and Wide Area Networking 16 bit processors Desktop Computer 32 bit World Wide Web Digital Audio and Video Graphical Operating Systems </li> <li> Slide 10 </li> <li> 10 Modern multimedia PCs 3D graphics cards with 64 MB of graphics memory 64 note sound cards with wavetable synthesis 256 MB of main memory 60+ GB hard disk space 50+ speed CD readers 56 Kb/s modem or ISDN connection </li> <li> Slide 11 </li> <li> 11 Multimedia Types The main multimedia data types we will meet on this course are: - Images, video, audio, text, and animation We will also discuss how we capture this data... - capture = get it into the computer ...and render this data - render = display or play the information We will also find out about the hardware devices that are used to capture and render the data </li> <li> Slide 12 </li> <li> 12 Multimedia Applications Multimedia applications can be linear or interactive Linear multimedia plays from some start position to some end position with little or no intervention - Just like this lecture Interactive multimedia allows the viewer to jump around the material by interacting with it </li> <li> Slide 13 </li> <li> 13 Content (Media) Applications (Software) Platforms (Hardware) Networking Level 1 Level 2 Level 3 Level 4 Multimedia Industry Structure </li> <li> Slide 14 </li> <li> 14 Level 1 - Consists of MM content providers, for example the news industry, the television industry and the entertainment industry. Level 2 - Consists of multimedia application developers. - Applications include distance learning, desktop videoconferencing, multimedia kiosks, entertainment and imaging. Level 3 - Consists of MM platform builders. - These builders include Silicon Graphics, Sun, Intel, Apple, and other hardware vendors. Multimedia Industry Structure </li> <li> Slide 15 </li> <li> 15 Level 4 Level 4 - The network infrastructure. - There are two very different networking environments that will use MM applications: - business networks and - the emerging public networks. Multimedia Industry Structure </li> <li> Slide 16 </li> <li> 16 Corporate Functions MM Applications Communications - Corporate Broadcasting - Executive Info. Systems - Multimedia Conferencing - Employee Info. Systems Training - Corporate Training - Sales Training - Just-in-Time Training - Distant Training Multimedia Applications Types </li> <li> Slide 17 </li> <li> 17 Corporate Functions MM Applications Marketing - Design of TV Commercials - Interactive Advertising - Product Information Kiosks - Promotional Presentations - Customer Services - Virtual Reality Simulations - Product Catalogs - Portable MM Presentations - Merchandising Kiosks Sales Multimedia Applications Types </li> <li> Slide 18 </li> <li> 18 Corporate Functions MM Applications Product Development - Reference Systems - Simulations - Product Visualizations - Design Advisors - Diagnostics - Equipment Maintenance - Testing Procedures Manufacturing Corporate Functions MM Applications Multimedia Applications Types </li> <li> Slide 19 </li> <li> 19 Corporate Functions MM Applications Administration - Multimedia File-Sharing - Multimedia Databases - Document Imaging - Productivity Systems - Decision Support Systems Corporate Functions MM Applications Multimedia Applications Types Home - Home Networking - Home Shopping - Home Banking </li> <li> Slide 20 </li> <li> 20 Corporate Functions MM Applications Interactive Entertainment - - Digital TV and Video on Demand (VoD) - - Videophones - - Video conferencing - - Online interactive transaction services. e.g. booking shows or flights - Video games Corporate Functions MM Applications Multimedia Applications Types </li> <li> Slide 21 </li> <li> 21 Why Apply Multimedia Technology Ease of use Intuitive Interface Immersive Experience Self-Paced Interaction and Better Retention Better Understanding of the Content Cost Effectiveness More Fun = Greater Efficiency </li> <li> Slide 22 </li> <li> 22 Multimedia DevelopmentProcess Capture from device Read from a file Receive over the network Apply effect filters and transforms Compress or decompress Convert between formats Present Save to a file Send across the network InputOutput </li> <li> Slide 23 </li> <li> 23 Summary Today we have learned about the various aspects of multimedia: - multimedia data - multimedia applications - multimedia development Multimedia places more demands on the developer and hardware Multimedia aims to enhance the users experience </li> <li> Slide 24 </li> <li> 24 Next lecture... We will look at how Text and Fonts can be used in multimedia applications. The topic for Chapter 2: Basic Multimedia Technology Chapter 3: Multimedia products Chapter 4: Applications and Multimedia Role in MSC Project Chapter 5: Hardware Components for Multimedia System . The lectures is not given. Please read . </li> </ul>