Key characteristics of multimedia include: Integration: The seamless blending of different media types. Interactivity: The user's ability to control and engage with the content. Digitization: The use of digital technology to create, store, and transmit content. Multimedia is widely used in many applications, including: Education: Interactive e-learning courses and simulations. Entertainment: Video games, movies, and interactive art. Business: Presentations, advertising, and corporate training. Communication: Websites, social media, and video conferencing.

1. Multimedia and
Animation
Velammal Engineering College

2. Learning Objectives
• - Understand multimedia elements and their applications.
• - Explore multimedia file formats and standards.
• - Learn challenges and tools in multimedia systems

3. Definition of Multimedia
• Multimedia combines text, audio, images, animation, video, and interactivity.
• - Enhances user experience with engaging and interactive content.
• - Examples: Video conferencing, e-learning, virtual tours.

4. Elements of Multimedia
• Text: Basic communication element.
• - Images/Graphics: Photos, illustrations, charts.
• - Audio: Speech, music, sound effects.
• - Video: Moving images with sound.
• - Animation: Simulated movement with sequences of images.

5. Multimedia Hardware and Software
• Hardware:
• - Input: Microphone, Scanner, Camera.
• - Output: Monitor, Speakers, VR Headsets.
• - Storage: HDD, SSD, Cloud.
• Software:
• - Image Editing: Photoshop, GIMP.
• - Audio Editing: Audacity.
• Video Editing: Premiere Pro.
• - Authoring: Adobe Animate, Unity.

6. Distributed Multimedia Systems
• Deliver multimedia content over networks.
• - Applications: Netflix, YouTube, Zoom.
• - Features: Real-time transfer, Synchronization

7. Challenges in Multimedia
• Security: Protect against piracy.
• - Sharing: Network and bandwidth constraints.
• - Storage: Large file sizes.
• - Retrieval: Efficient searching.
• - Processing: Requires powerful hardware.

8. Multimedia Metadata
• - Metadata is data about multimedia files.
• Database Organization for Multimedia Applications
• Data Independence:
• Common Distributed Database Architecture:
• Multiple Data Servers:
• Examples: File size, format, author, creation date.
• - Helps organize and search multimedia.

9. Multimedia Databases
• Specialized systems to store/manage multimedia content.
• - Used in digital libraries and content management systems.

10. Hypermedia
• Extension of hypertext with multimedia elements.
• Non-Linearity
• Linking
• Multimedia Integration
• Interactivity
• - Allows interactive navigation (e.g., linked videos, audios).
• - Example: Wikipedia linking text to videos.