Transcript of AIDA SURYANI
96490 / 2009k1
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
Text is a data which you can read (characters, abc...) and print out, in things like word documents.
Audio is a data which you can hear (songs etc) e.g. MP3 files, MP4 files.
Graphics is a picture which can be bitmapped into a paint graphic or a draw graphic.
Animation is a moving picture which changes completely, or actions, there can be writing, or picture animations.
Video is a frame still bitmapped picture, put together, with audio.
CD_ROM • 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.
DVD• 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.
• 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
Pros • 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.
• Students actively participate in learning while using multimedia. The combination of video, text, sound and graphics keep students' interest while allowing for real-world scenarios that can be more meaningful.
Cons • 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
Computer based testing
• CBT is a method of administering tests electronically using a computer or an equivalent electronic device.
Electronic portfolios • 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.
• 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.
Interactive whiteboard• 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.
Software for creating and editing images
• PixelmatorPixelmator 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, CorelDraw, and Xara X. Its default file format is web standards compliant Scalable Vector Graphics (SVG) under W3C’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 iMovieApple iMovie is comparable to Windows Movie Maker, but Apple iMovie is used on the Mac operating system.
• Avid FreeDVAvid FreeDV 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.
• WaxWax 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-SteinZwei-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 MP3, 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 MP3, WAV,OGG, aif, aiff, wavpack, au/snd, raw binary, Amiga 8svx & 16svx, ADPCM Dialogic vox, and Akai S1000 audio formats.
3.Wavepad Sound Editor• Wavepad Sound Editor is a feature-rich
program that supports a good selection of file formats; this includes mp3, 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 MP3 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.