404 Chapter 4 Audiovisual Expression

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video

Back 1

an electronic device for recording, playing, broadcast in any display, the information is represented in motion and including audio.

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vitaphone

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developed by Bell telephone company, to give narration and context to the story that is shown lately used by Warner Brothers.

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movitone

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sound recording in 1922, integrated sound ti the images used by FOX, 21 century FOX.

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Beta

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to produce home videos, sold in 1975 has a capacity to store 266 to 300 lines depending if it is white , black or at color recording 2 hours.

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VHS

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VIDEO HOME SYSTEM similar to audio cassette, lasted to 20 years and then it came the DVD.

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retinal persistence

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gives life to motion of the things that we are seeing ing the screen, gives to the retina of the eye that the thing we are seeing are capted as a real motion thing, discovered by Joseph Plateau.

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FPS

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is the Frames per second, amount of frames that shown in a video per second.

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PAL

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PHASE ALTERNATING LINE it consist of using 25 frames per second used in Asia, Europe and in America.

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NTSC

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NATIONAL TELEVISION SYSTEM COMMITTEE consist of using 30 frames per second to create a video and a optimum handling of sound.

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SECAM

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analog color television system first used in France.

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EDTV

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ENHANCED DEFENITION TELEVISION it has SDTV technology displays between 480 -576 lines in PAL and in NTSC frequences.

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HDTV

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Hight Definition Television works with 720p, 1080i, 1080p has the ability to change and to commute among them, two possible values (i) and (p)

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Blu-ray

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allows different layers of DVD to be recording at the same time, contain from 1 to 4 layers each one with 25GB handles HD information from ( 1080p/ 60).

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HD- DVD

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Hight Definition Digital Video Disk, supports the DVD storing 15 GB in each one of its layers.

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codec

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coder o decoder, compresses video and decompresses video in real time, it doesn't interfere with the current play audio codecs also exists.

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AVI

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Audio Video Interleave stores video in different platforms, installed in the Windows it automatically uses DV codec, allows us to work with CinePack etc...

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DivX

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codec that can be used for Windows and MacOs platforms to create MPEG-4 standards.

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XivD

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A compression of algorithm developed by free programmers , no loss of info can save into MG instead of GB.

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MPEG

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codec to compress the video, format used by Microsoft.

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MOV

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video container,allows streaming and it sis good to be published on internet.

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WMV

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Windows media video, format designed by Microsoft, based on the MPEG-4 compatible with windows 7 and beyond allows streaming, and good to be published in internet.

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RM

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Real Network for video files, has its own codec, with extension of RM, need the Real Player APP, allows streaming.

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FLV

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based on the Serenso Sparck and On2 VP6 codecs, allows hight visual quality can be reproduced from different local programs like MPlayer, VLC media player etc...

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VOB

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format that contains video audio and subtitles. its is used in the distribution of the DVD kept inside a folder called Video-Ts.

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3GP

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third generation partnership used in devices such as 3G telephones, used to stand mobile devices mpeg 4 is the base.

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script

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it is the basis for any audiovisual mean, shows how the story should be told.

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scene

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smallest unit to measure events in a story in a determine time and place

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dialog

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conversation that happens in between two or more people, , that presents an idea or an alternative way, contains:climax, beginning, confrontation, resolution, action.

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plot twist

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uses the lateral thinking, to create new ideas, and return to the lineal thinking to shape new structures.

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storyboard

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mentions in detail when a scene starts, images are presented following a sequence.

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frame

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elements in where the audiovisual element are organized harmonically.

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perspective

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it gives the depth to an environment or landscape through the position of the camera, marks important scenes.

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framing

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limits the image.

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shooting

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or filming regards resources and time, and can be changing along the way it is shooting.

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editing

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change of the digital audio, or the perspective or the motion of the images, this is done at the end of the shooting to have the final product done.

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conversion

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processes the audio and video it is a process that take 5 steps to be done , it does not support the format in which was originally recorded.

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DVD

Back 37

Digital Video Disk or Digital Versatile Disc. replaced by the Beta recording records using layers, with electromagnetism providing more quality.