DC2 Graphics - Unit 3

24 terms by tammyjohnson2410

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Adobe Illustrator (AI)

vector image format created in the Adoe Illustrator

Bitmap

an image composed of pixels with a fixed resolution

Bitmap (.bmp)

an uncompressed bitmap file format that is very large and is not appropriate for the web

Brightness

the measure of relative lightness or darkness of a color (measured as a percentage from 0% [black] to 100% [white])

Compression

encoding data to take up less storage space and less bandwidth for transmission

Feathering

special formatting style that blurs the edge of an image

Graphics Interchange Format (.gif)

compressed bitmap file format (lossless) that supports only 256 colors and is appropriate for the web; supports transparency and animation

Joint Photographer Experts Group (.jpg)

a compressed bitmap file format (lossy) that is preferred for photographs; supports 16 million colors and is appropriate for the web; does not support transparency or animation

Layering

a feature that allows you to place one image on top of another and edit each independently

Lossless

a compression formula that reduces the file size without data loss

Lossy

a compression formula that reduces the file size by removing certain pixels

Masking

hiding part of a layer so that you can manipulate only the visible parts of the layer

Portable Network Graphics (.png)

compressed bitmap file format (lossless) similar to the gif format; it is not limited to 256 colors, is appropriate for the web, and supports transparency

Rasterize

converting vector objects in an image to raster (bitmap) content

Red Eye Reduction

a photo editing technique to remove the red from the eye

Shape

a design element that includes geometric, natural, or abstract shapes

Special Effects

the effect or impression used to produce materials that cannot be achieved by normal techniques

Tagged Image File (.tif)

uncompressed bitmap file format that supports 16 million colors; supports transparency, file size is very large, and is not appropriate for the web

Text

a multimedia element consisting of alphanumeric characters

Transparency

a visual quality in which a distant image or element can be seen through a nearer one

Unzip

decompressing a zipped file

Vector

an image created by using a series of mathematically defined lines and curves rather than pixels, making the image easier to rescale; also called draw-type graphics

Windows Metafile (.wmf)

Microsoft's vector file format; most Microsoft clip are are metafiles and can be edited

Zip

compressing files to reduce file size

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