Download - الباب الأول الوسائط المتعددة
1
. : (C.A.I)Computer Assisted Instruction :-
1- ( ) Tutorial .
2- Drill and Practice .
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2/1- .2/2- .2/3- : .2/4- .
3- Simulation .
4- Instructional Games .
: (C.M.I)Computer Managed Instruction :-
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2- : .
3- : .
4- : .
5- :
Multimedia.
6- :
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: Multimedia
Multimedia ( ) .
1- Soft Ware .
2- Hard Ware .
3- Wires and Connectors . ( ) . . . . .- ( ) .- . . : Text
: Sound
: Graphics
: Still Pictures
: Motion Pictures
: Animations
: Virtual Reality .
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Faculty :- .
- Readability :- .
: Text :-
- Printing Texts :- .
- Hyper Text :- .
- Scanning Text :- .
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- ( ) . : Sound . :-
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:-1- Spoken Words :-- .- .- .- .- .
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2- Music :-
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Sound Effects
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- .- .- Echo .- .- .- .- .
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1- :- ( Plug & Play ) .2- :- .3- :- . Control Panel Start Setting Control Panel Add New Hardware .
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1- My Computer 95 98 Properties Device Manager.
2- Sound Video and Game Controllers .
3- Remove .
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3- .
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My Computer Control Panel Multimedia Multimedia Properties ... . . C D . Show volume control on the task bar. Speech recognition :
: (Speech)recognition system
3 :-
1-Pre Processing2-Recognition3-Communication
(recognizer) (recognizer) (s/w&h/w ( s/w Pre Processing Continuous signal Analog signal :-
1-Pre Processing :-
........ :-
Discrete Signal Binary Or Digital Signal Quantization Threshold :-
Analog signal Discrete Signal Quantization .
Pre Processing
1- Data Collection & Acquisition
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2- Voiced & Unvoiced Detection
... ( ) Amplitude ( ) Noise Voiced Unvoiced Zero Crossing
Voiced Amplitude
Horizontal Access Zero Crossing .
Unvoiced Amplitude Zero Crossing .
3- End Point Detection
Signal Noise Processing Noise Filter Noise .
(Noise) Filter
4Time Wrapping -
:- ( ) :-
Algorithm ....
5- Framming
20 Speech (20 ) Speech Frames Frames (20 ) Frames Frames Frames .
frames frame 6- Windowing
Frames ..... windowing Frame Frame windowing 50% 50% Frame 50% :-
7- Modeling
Speech Single Analog Signal Features Modeling .
8-
Modeling .. .
:
I.W.RIsolated Word Recognition .
C.W.RConnected Word Recognition .
C.S.RContinuous Speech Recognition .
S.USpeech Understanding W.SWord Spotting Key Word .
Neural Signal Gestures Waveform .
Waveform . :-
Waveform Time Energy Amplitude Spectrum : Frequencies Amplitude :-
Spectrogram 3 : Time Frequencies Amplitude wave .
Utterance .
Vocal Folds Vocal Cords Vocal Track Oral Cavity ( ) Nasal Cavity Waveform Acoustic Acoustic Waveform .
...
2-Recognition :
Identification
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Distance Measurement .
Verification
.3-Communication ( s/w & h/w) ( Security " " " "
.. White Noise
Noise Noise noise
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1.2Windows Movie Maker
" " Microsoft Windows Movie Maker VCR( ) DV ( ) .
" " . ( mm8) Hi-8 VHS S-VHS).
" " :-
VCR
DV " " ( VCR/VTR DV
IEEE 1394
S-video RCA RCA mini-jack
Windows Movie Maker 2.1 Microsoft Windows XP Service Pack 2.
DV " " ( DV ) . DV " " DV .
:
... DV. DV IEEE 1394 . VCR .
S-video
VCR S-video S-video VCR DV.
S-video
DV DV IEEE 1394 IEEE 1394 .
VCR DV S-video RCA.
S-video RCA . S-video .
VCR RCA VCR DV .
DV DV IEEE 1394 IEEE 1394 .
VCR DV RCA . RCA . VCR.
RCA mini-jack DV. VCR RCA RCA VCR .
Maker Windows Movie1- VCR DV DV IEEE 1394.2- DV DV.3- DV ( VTR VCR DV ).4- Maker Windows Movie : . " " .5- DV .6- . . : Graphics .
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: . :-
. . . . . . . . : (Image ) Still Scanner .
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: (Video) Motion unlog digital.
: Motivation .
: .
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, , . : : ( bitmapped ) ( vectored ) : : , , : . .
. ...
: Lossless compression : .
Lossy compression : .. :
JPEG GIF BMP TIFF PNG : jpg , jpeg , jfif , jfl
: bitmapped
: ( lossy )
: 24 JPEG : Joint Photographic Experts GroupJPEG . ( 24 ) ( ) . , MPEG , . JPEG , 24 TIFF ... BMP 24 , . " lossy " , . , JPEG .. . ( .. ) . 25 1 : .. ..
GIF : Graphics Interchange Format : gif
: bitmapped
: LZW .. Lossless
: 8 .. 1987 : GIF ( 256 ) . LZW ( ) , 1989 . gif 89 . . GIF , 256 . . GIF . , , .Bitmap: Microsoft Windows Bitmap : dib , rle , bmp
: bitmapped
: RLE..lossless
: 32 BMP ... ( 32 ). .. BMP , ( run-length ebcoding .. ) RLETIFF: Tagged Image File Format : tif
: bitmapped
: 48 1986 : . ( Tiff 3.0) 1987 ( Tiff 4.0 ) ( RGB ) , , , ( Tiff 5.0 ) 1988 , ...LZW, 1992 ( Tiff 6.0 ) , CMYK YcbCr ..Jpeg Tiff ( Tiff 6.0 ) , . ( ) . , .. Tiff .
PNG: Portable Network Graphic : png
: bitmapped
: Deflate..lossless
: 48 Png . Gif Png Gif Png .Deflate 256 ( . , 48 , . . " " " Compression " " " : Extreme close up shot : . Very close up shot : . Big close up shot : , . Close up shot : . Medium close up shot : . Medium shot : . Knee shot : . Medium long shot : . Long shot : . Extreme long shot : . : : : . : . : .
:-1- 2- 3-
: , .
: : , .
: Moving the camera head . : / Pan movement Pan right , Pan left , " " , , , , " " . The following pan , ( ) .
/ Tilt movement Tilt up tilt down , , , , .
:
1 dolly out doll n
( ) .
2 Trucking
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3 -
.4 pedestal up pedestal down
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5 Arc
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Zoom
( ) zoom zoom in zoom out . : 1 Dissolve
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2 Wipe
Lighting :- Technical Resson
800 .
Artistic Reason
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:1 Light Quality
Lighting hard Soft Lighting Dispersion 2 Light Intensity
( )
3 Direction of the light
: " Back Lighting " " Lighting Front " " Side Lighting " " Edge Lighting "
1 Key Light
" Low Key " " High Key " .
2 Back Light
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3 Side Light
.4 Kicker Light
.5 Camera Light
.6 Effects Lighting
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7 Cameo Lighting
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8 Limbo Lighting
9 Coloer Background Lighting
10 Base Light
1 Eye Level Shot
2 High - Angle Shot
3 Low Angle Shot
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5
( )
: Animations " " W.Disney " 24
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: Virtual Reality . 1- Window on World .
2- Immersive .
3- Second Person VR . 1- .
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5- . 1- Interactivity Response Type.
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2- Individual Self-Pacing .3- Diversity .4- Integration .5- Timing .6- Globablity :-
- Internet.- Information Superhighways .- .- .- Multimedia E-Mail .7- Flexibility .8- Digitization ( ) Sampling (010101001) (MPEG GPEG) 200 .
1- Drill and Practice .2- Simulation .3- Tutorial .4- Instructional Dialogue .5- Instructional Games .
6- Discovery and Problem Solving .
Hypermedia 1945 () Links Memex . ( ) Links . " ( ) .
links . .
:
- 1- :
2- Links Link :
- Linear .
- Hierarchy ( ) ( ) ( )
- Hypercube .
- Directed A Cyclic Graph (DAG) .
- Clumped .
- Arbitrary () () .3- Interactivity .
4- Integration .
5- .
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Navigation1- .2- .3- .4- 10 . Navigation Tools Interface.
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1- Next / Previous Buttons .
2- Menu .
3- Keyword Index .
4- Tracker Guide .
5- () Hot Spots Links .6- Concepts Mapping .
7- Search Engine Search Yahoo Google : 1- .2- Tutorial Games . : 1- " " (1989) " (1993) " (1995) " (1997) " " (2000) " "2-
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- Card Based Tools :Hyperactive Card - Apple MacintoshSuper Card - Apple MacintoshVisual Basic - IBM
- Icon Based Tools
Author Ware Professional - IBM & Apple Macintosh Icon Author - IBM HSC Interactive - IBM
- Time-Based Tools 3/1
Animation Works Interactive - IBM Macromedia Director - IBM Media Bilta - IBM
1- ( Dazzler ) : .2- ( Scala Solutions ) : .3- ( I Shell ) : K- Quick Time HTML .4- ( Director ) : Quick Time .
Improvement .
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Program Evaluation : . : .
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