13 terms
Digital Media: 3.01 Vocabulary (Part 2)
Anti-Aliasing
Smoothing the lines or transitions between neighboring colors and shapes in an image
Dithering
A process that approximates and adds colors that are not part of an image's original color palette
Opacity
The amount something can be seen through
Alpha Channels
Masks, which let you manipulate, isolate, and protect specific parts of an image
Lossless Compression
A process of reducing a file's size without losing any pixel information
Lossy Compression
A process of reducing a file's size by altering and/or eliminating some pixels
GIF
Bitmap format, indexed color, supports still and animated images
JPEG
Bitmap format, most common format for digital photographic images and websites
TIFF
Bitmap format, supports any resolution and color depth from 2 to 24 bit, and is the referred file format for desktop publishing
RAW
File format that is unprocessed or uncompressed, also call digital negatives for digital cameras
BMP
Bitmap format, full-color format, used to create icons, recognized by all operating systems
TGA
Primarily used in animation and video
PNG
Bitmap format, primarily used in developing images for the web