digital media coms 106
Download
Skip this Video
Download Presentation
Digital Media: COMS 106

Loading in 2 Seconds...

play fullscreen
1 / 22

Digital Media: COMS 106 - PowerPoint PPT Presentation


  • 255 Views
  • Uploaded on

Digital Media: COMS 106. Images [email protected] Digital Media. Before You Create Images. Plan your approach Organize your tools. Digital Media. Making Still Images. Stills are drawn in one of two ways. Bitmaps. Vector-drawn graphics. Digital Media. Making Still Images.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Digital Media: COMS 106' - Donna


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
digital media
Digital Media

Before You Create Images

Plan your approach

Organize your tools

digital media3
Digital Media

Making Still Images

Stills are drawn in one of two ways

  • Bitmaps
  • Vector-drawn graphics
digital media4
Digital Media

Making Still Images

Stills are drawn in one of two ways

Images are usually compressed

digital media5
Digital Media

Bitmaps

Clip art

digital media6
Digital Media

Bitmaps

Clip art

Bitmap software

digital media7
Digital Media

Bitmaps

Clip art

Bitmap software

Capturing

Scanning

digital media8
Digital Media

Vector Drawings

  • Vector graphics are defined using formulas

RECT 0,0,200,200,RED,BLUE

digital media9
Digital Media

Vector-Drawings vs. Bitmaps

Vector drawings are easily scaled

Vector files are usually smaller

Calculation time can draw resources

Bitmaps cannot easily be converted to vector

Vector drawings require plug-ins

digital media10
Digital Media

3-D Drawing

3-D software usually offers:

  • Directional lighting
  • Motion
  • Different perspectives
digital media11
Digital Media

3-D Drawing

3-D objects combine various shapes

digital media12
Digital Media

3-D Drawing

Shapes can be extruded…

digital media13
Digital Media

3-D Drawing

…or lathed

digital media14
Digital Media

3-D Drawing

Gourand shading

Flat shading

Ray tracing

Phong shading

A scene can use different types of shading

digital media15
Digital Media

Panoramas

QuickTime VR

digital media16
Digital Media

Color

Quantum Theory

  • Atoms produce unique colors as light passes through
  • Light travels in the form of photons, or quanta

Color is the frequency of a light wave

  • The rainbow shows the spectrum of visible colors
  • Colors below the range are infrared
  • Colors above the range are ultraviolet
digital media17
Digital Media

Color

Computerized Color

  • Computers combine red, green, and blue (RGB) light
  • Bit depth determines the number of possible colors

1-bit 2 colors

4-bit 16 colors

8-bit 256 colors

24-bit 16,777,216 colors

digital media18
Digital Media

Color

Computerized Color

Television Color

  • Color is generated using the YUV color model
  • Luminance (Y)
  • Blue minus luminance (U)
  • Red minus luminance (V)
digital media19
Digital Media

Color

Computerized Color

Television Color

Print Color

  • Color is generated using the CMYK color model
  • Cyan (C)
  • Magenta (M)
  • Yellow (Y)
  • Black (K)
digital media20
Digital Media

Image File Formats

TIFF or .tif or Pict or .pic

JPEG or .jpg

GIF or .gif

Cross Platform Issues

Internet Issues

digital media21
Digital Media

Image Software

digital media22
Digital Media

Assignment for this week!!!

ad