Multimedia is Multimedia is the presentation of information

Multimedia is …

Multimedia is the presentation of information using a computer and any combination of three or more of five digital media types:

Types of Multimedia

v. Text is a data which you can read (characters, abc. . . ) and print out, in things like word documents. v. Audio is a data which you can hear (songs etc) e. g. MP 3 files, MP 4 files. v Graphics is a picture which can be bitmapped into a paint graphic or a draw graphic.

v. Animation is a moving picture which changes completely, or actions, there can be writing, or picture animations. v. Video is a frame still bitmapped picture, put together, with audio.

• CD_ROM is the abbreviation of the words Compact Disk Read Only Memory. • The fastest and cheapest way to distribute multimedia applications is using CD-ROMs. We shall be summarizing the different type of • CD ROM formats that support multimedia applications below. CD_ROM

• DVD is Digital Video Disk technology improves the storage capacity to 4. 7 to 17 Gbytes. • It is mainly used to store video compressed in MPEG II standards in a CD ROM. • It is being supported especially by the film industry because it supports interactivity and provides protection against illegal copying of the disks. DVD

• Although it has been defined as part of the MPC Level 3 specifications it will be used in other areas as well due to the capacity it provides.

Pros and cons of multimedia

• Multimedia is interactive and easier to individualize for specific student needs. • Increased depth — giving them a chance to display their personalities and skills in ways not possible to squeeze onto an 8½-by-11 sheet of paper. • Ease for the viewer — putting all supporting materials together in one place. Pros

• Students actively participate in learning while using multimedia. The combination of video, text, sound and graphics keep students' interest while allowing for realworld scenarios that can be more meaningful.

• Lack of professionalism. • Technological glitches. • Many schools struggle to keep computers up to date and in good repair and do not have Internet capabilities that can keep up heavy multimedia demands or computer labs with enough machines to provide one for each student in a class Cons

• CBT is a method of administering tests electronically using a computer or an equivalent electronic device. Computer based testing

• An electronic portfolio, also known as an e-portfolio or digital portfolio, is a collection of electronic evidence assembled and managed by a user, usually on the Web. • Such electronic evidence may include inputted text, electronic files, images, multimedia, blog, entries, and hyperlinks. Electronic portfolios

• According to Anderson, e-portfolios can then go viral and be passed on to be easily viewed by many on the web. • According to Strivens, E-portfolios also help to foster an independent and autonomous way of thinking

• Electronic Portfolios are a creative means of organizing, summarizing, and sharing artifacts, information, and ideas about teaching and/or learning, along with personal and professional growth.

• An interactive whiteboard (IWB), is a large interactive display that connects to a computer. • A projector projects the computer's dekstop onto the board's surface where users control the computer using a pen, finger, stylus, or other device. The board is typically mounted to a wall or floor stand. Interactive whiteboard

Software for creating and editing images

• Pixelmator is a fast and powerful image editing software for the Mac operating system. With its intuitive and beautiful Graphical User Interface (GUI), support for layers to organize your document, a large assortment of painting tools, and simple-to-use photo correction tools – Pixelmator is an excellent pick for Mac.

• Inkscape is an open source vector graphics editor much like Adobe Illustrator, Corel. Draw, and Xara X. Its default file format is web standards compliant Scalable Vector Graphics (SVG) under W 3 C’s specifications.

• Fireworks is Adobe’s image editing software for the web designers. It excels in several areas over its big brother Photoshop, namely in high-fidelity prototyping of sites and a workspace environment that’s optimized for web designers.

• GIMP – which stands for the GNU Image Manipulation Program – is a feature-packed and powerful open source image editor that can be used in all major operating systems (Linux, Mac, and Windows).

• Photoshop is the winner by a landslide, garnering over half of all the total votes. Photoshop is what comes to mind when image editing is involved there’s very little that can be said about it that hasn’t been said already.

Software for creating and editing videos

• Microsoft Movie maker Already installed on newer computers that are running Windows XP, Movie Maker has drag and drop features to make creating and editing your movie easier.

• Apple i. Movie is comparable to Windows Movie Maker, but Apple i. Movie is used on the Mac operating system. • Avid Free. DV is available for both Windows and Mac operating systems, and includes basic video and audio editing capabilities, as well as up to two streams of real-time effects.

• Wax is a high performance and flexible free video editing software program. It started out as a college project, and has since grown. Wax is good for both home users and professionals. • Zwei-Stein is great free video editing software, but the user interface is very technical. It is full featured, offering many different effects.

Software for Recording and editing audios

1. Audacity • Audacity is an open source audio editor that is available for several platforms (including Windows, Mac, and Linux/Unix). • It is one of the most popular free audio editors in use today mainly due to its excellent set of tools. • As well being compatible with MP 3, WAV, AIFF, and OGG file formats you can use Audacity to record live audio, and convert analog audio such as tapes.

2. Wavousaur • This compact free audio editor and recorder doesn’t need to be installed and can run on Windows 98, XP, and Vista. • It has a good set of tools for editing digital audio files, has several useful effects, and can handle MP 3, WAV, OGG, aiff, wavpack, au/snd, raw binary, Amiga 8 svx & 16 svx, ADPCM Dialogic vox, and Akai S 1000 audio formats.

3. Wavepad Sound Editor • Wavepad Sound Editor is a feature-rich program that supports a good selection of file formats; this includes mp 3, wma, wav, flac, ogg, real audio, and more. • The program has all the familiar tools in order to edit audio files (cut, copy, and paste) and can use VST plugins to extend its capabilities. You can use it for noise reduction, click/pop removal, and adding effects like echo and reverb.

4. DJ Audio Editor • The program’s interface is clean, well laid out, and ideal for the home user who just needs the basics. • Even though it only supports the MP 3 format and doesn’t come with an array of functions, it’s quick and efficient to use.

5. Power Sound Free Editor • It can work with a large selection of different file formats and has a good set of effects. • There are some unique noise reduction tools such as, voice breath reduction that is very useful if you want to clean up voice recordings. • The only downside to this program is that the free version only allows you to save your processed files as Wavs; upgrading to the deluxe version will unlock a lot more features.