Pengolahan Media Digital

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Pengolahan Media Digital

Eko Marpanaji

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Media

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Materials that hold data in any form or that allow

data to pass through them, including paper,

transparencies, multipart forms, hard, floppy and

optical discs, magnetic tape, wire, cable and fiber.

Media is the plural of "medium."

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Any form of information, including music and

movies. May also refer to CDs, DVDs, videotapes

and other prerecorded material.

(3)

The trade press (magazines, newspapers,

etc.).

http://computer.yourdictionary.com/media

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Media (c)

In general, "media" refers to various means of communication. For In general, "media" refers to various means of communication. For example, television, radio, and the newspaper are different types of example, television, radio, and the newspaper are different types of

media. The term can also be used as a collective noun for the media. The term can also be used as a collective noun for the

press or news reporting agencies. In the computer world, "media" press or news reporting agencies. In the computer world, "media"

is also used as a collective noun, but refers to different types of is also used as a collective noun, but refers to different types of

data storage options. data storage options.

Computer media can be hard drives, removable drives (such as Computer media can be hard drives, removable drives (such as Zip disks), CD-ROM or CD-R discs, DVDs, flash memory, USB Zip disks), CD-ROM or CD-R discs, DVDs, flash memory, USB drives, and yes, floppy disks. For example, if you want to bring drives, and yes, floppy disks. For example, if you want to bring

your pictures from your digital camera into a photo processing your pictures from your digital camera into a photo processing store, they might ask you what kind of media your pictures are store, they might ask you what kind of media your pictures are

stored on. Are they on the flash memory card inside your camera stored on. Are they on the flash memory card inside your camera

or are they on a CD or USB drive? For this and many other or are they on a CD or USB drive? For this and many other

reasons, it is helpful to have a basic understanding of what the reasons, it is helpful to have a basic understanding of what the

different types of media are. different types of media are.

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Media (c)

Channels of communication that serve many diverse functions, such as Channels of communication that serve many diverse functions, such as offering a variety of entertainment with either mass or specialized appeal, offering a variety of entertainment with either mass or specialized appeal,

communicating news and information, or displaying advertising messages. communicating news and information, or displaying advertising messages.

The media carry the advertisers' messages and serve as the vital link The media carry the advertisers' messages and serve as the vital link

between the seller of a product or service and the consumer. between the seller of a product or service and the consumer.

Available types of media include print, electronic, out-of-home, and direct Available types of media include print, electronic, out-of-home, and direct mail. Print usually refers to newspapers and magazines but also includes mail. Print usually refers to newspapers and magazines but also includes

directories, school and church yearbooks and newsletters, and programs at directories, school and church yearbooks and newsletters, and programs at

sporting events and theater presentations. Electronic media are usually sporting events and theater presentations. Electronic media are usually referred to as broadcast media, or radio and television, including cable. referred to as broadcast media, or radio and television, including cable.

Out-of-home media are designed almost exclusively to serve only an Out-of-home media are designed almost exclusively to serve only an

advertising function, and include billboards, transit advertising, and posters advertising function, and include billboards, transit advertising, and posters

in public places such as stadiums, airports, and train stations, as well as in public places such as stadiums, airports, and train stations, as well as

flying banners (banners towed by airplanes) and skywriting. Direct-mail flying banners (banners towed by airplanes) and skywriting. Direct-mail

media are advertisements that are mailed directly to prospects. As media are advertisements that are mailed directly to prospects. As

technology advances, new forms of media are being discovered every day, technology advances, new forms of media are being discovered every day, such as movie-house advertising and special automatic telephone devices such as movie-house advertising and special automatic telephone devices with prerecorded advertising messages. Any single form of communication with prerecorded advertising messages. Any single form of communication

is known as a

is known as a medium. medium.

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Media (c)

Plural of

Plural of mediummedium_._.

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(1) ObjectsObjects on which on which datadata can be can be storedstored. These include . These include hard disks

hard disks, , floppy disksfloppy disks, , CD-ROMsCD-ROMs, and tapes. , and tapes.

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(2) In In computercomputer networksnetworks, , mediamedia_{refers to the cables}_{refers to the cables}

linking

linking workstationsworkstations together. There are many different together. There are many different types of transmission media, the most popular being types of transmission media, the most popular being

twisted-pair wire

twisted-pair wire (normal electrical wire), (normal electrical wire), coaxial cablecoaxial cable (the type of cable used for cable television), and

(the type of cable used for cable television), and fiber optic

fiber optic cable (cables made out of glass). cable (cables made out of glass).

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(3) The form and technology used to communicate The form and technology used to communicate information.

information. MultimediaMultimedia presentations, for example, presentations, for example, combine sound, pictures, and

combine sound, pictures, and videosvideos, all of which are , all of which are

different types of media. different types of media.

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Digital Media

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Any storage device that holds digital data.

All data generated in a computer are digital.

(2)

Any type of information stored in the

computer, including data, voice and video.

(3)

The news from a TV network, newspaper

or magazine that is presented on a Web site

or blog.

http://computer.yourdictionary.com/digital-media

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Multimedia

Information in more than one form. It

includes the use of text, audio, graphics,

animation and full-motion video.

Multimedia programs are typically games,

encyclopedias and training courses on

CD-ROM or DVD. However, any

application with sound and/or video can

be called a multimedia program.

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On-line dan Off-line

Kata "

Kata "onlineonline" dan "" dan "offlineoffline" (kadang ditulis dengan "" (kadang ditulis dengan "on- on-line

line" dan "" dan "off-lineoff-line") memiliki arti khusus terkait dengan ") memiliki arti khusus terkait dengan teknologi komputer dan telekomunikasi. Umumnya, kata teknologi komputer dan telekomunikasi. Umumnya, kata

"online" menunjukkan status konektifitas (status "online" menunjukkan status konektifitas (status

tersambung), sedangkan kata "offline" menunjukkan tersambung), sedangkan kata "offline" menunjukkan

status yang teidak terhubung (tidak tersambung). status yang teidak terhubung (tidak tersambung).

Penggunaan istilah "online" pada umumnya merujuk ke Penggunaan istilah "online" pada umumnya merujuk ke

Internet atau World Wide Web (WWW) (Wikipedia, Internet atau World Wide Web (WWW) (Wikipedia,

2010). 2010).

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Macam-macam file

Text:

–

doc (docx), xls (xlsx), txt, html, php, dll.

Audio:

–

wav, raw, au, mp3, dll.

Gambar (still picture):

–

jpg, bmp, tiff, png, gif, dll.

Video (movie):

[image:9.720.10.710.44.512.2]

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Isu Utama Media Digital

Proses digitasi data analog menjadi data digital akan Proses digitasi data analog menjadi data digital akan menghasilkan ukuran file yang cukup besar. Semakin menghasilkan ukuran file yang cukup besar. Semakin tinggi kualitas data digital yang diinginkan, maka akan tinggi kualitas data digital yang diinginkan, maka akan

semakin besar ukuran file yang dihasilkan. semakin besar ukuran file yang dihasilkan.

Untuk mengatasi mesalah tersebut, kompresi merupakan Untuk mengatasi mesalah tersebut, kompresi merupakan

kebutuhan utama dalam mengelola file media digital kebutuhan utama dalam mengelola file media digital

Kelebihan data digital adalah memudahkan dalam Kelebihan data digital adalah memudahkan dalam

memanipulasi data, sehingga sampai saat ini banyak memanipulasi data, sehingga sampai saat ini banyak

perangkat lunak bantu untuk mengolah data digital baik perangkat lunak bantu untuk mengolah data digital baik

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Tool yang diperlukan

Untuk mengubah file *.doc menjadi *.pdf dapat Untuk mengubah file *.doc menjadi *.pdf dapat

menggunakan beberapa tool menggunakan beberapa tool

– Online langsung di internet: Online langsung di internet: http://http://www.freepdfconvert.comwww.freepdfconvert.com// – Microsoft word dapat menampbah add-on Microsoft word dapat menampbah add-on http://http://

sourceforge.net/projects/pdfcreator

sourceforge.net/projects/pdfcreator// . Hal ini tidak hanya . Hal ini tidak hanya

khusus *.doc tapi semua yang mempunyai fasilitas print dapat khusus *.doc tapi semua yang mempunyai fasilitas print dapat

diprint pdf, jadi fungsi PDFCreator fungsinya hamper mirip diprint pdf, jadi fungsi PDFCreator fungsinya hamper mirip

dengan Printer nyata. dengan Printer nyata.

– OpenOffice dapat secara langsung di save ke pdfOpenOffice dapat secara langsung di save ke pdf

Untuk mengubah file – file multimedia (*.mov, *.mp3, *.mp4, Untuk mengubah file – file multimedia (*.mov, *.mp3, *.mp4,

dll) dll)

– AudioAudio

http://www.dvdvideosoft.com/products/dvd/free-audio-converter.htm http://www.dvdvideosoft.com/products/dvd/free-audio-converter.htm

– VideoVideo

http://www.effectmatrix.com/total-video-converter/ http://www.effectmatrix.com/total-video-converter/

– Lengkap tapi berbayarLengkap tapi berbayar

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Pengelolaan file yang baik

Pemberian nama harus spesifik untuk

menghindari hilangnya data akibat tertimpa file

yang namanya sama

Perlu disiapkan file cadangan (back up) jika

terjadi mobilitas file

Gunakan jenis kompresi yang umum dan

kompatibel

Terapkan keamanan file yang cukup ketat, untuk

mengantisipasi serangan virus dan gangguan lain

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eko@uny.ac.id

08164264136

Eko Marpanaji:

http://facebook/ekomarpanaji