Analog to Digital Conversion
Image formats
Bit Mapped Images
Vector Graphics and Miscellaneous
Scanning and Print Resolution
100
Digital signal is
What is discrete?
100
Lossy compression
What is jpeg?
100
Larger pixel resolution/dimension and higher color/bit-depth
What increases the file size of a bit-mapped image?
100
RGB (1,1,1)
What are the RGB values for color white?
100
Scanner resolution is reported in ____
What is dpi (dots per inch)?
200
An infinite number of color shades and tones in an analog image is mapped to a set of discrete color values
What is quantization of an analog image to digital image?
200
Lossless compression
What is png/gif/tiff?
200
Y axis of histogram
What is the number of pixels that have the corresponding color
200
Resolution independent
What are vector graphic images?
200
Resolution of the monitor is 1600 x 1050. We want our image to be displayed half as wide and half as tall. The resolution of the final image should be ______
What is 800 x 525 ?
300
Analog to digital conversion steps
What is sampling and quantization?
300
Color depth is 8-bits, best for creating logos.
What is gif?
300
Print size of an image depends on ____ and ___
What is pixel dimensions and pixel resolution?
300
Color model takes form of a cube
What is the RGB color model?
300
Desired resolution of the final image is 800 x 525. Print size of the original image to be scanned is 5" x 4". The scanning resolution in dpi of this image should be __________
What is 160 dpi?
400
Higher bit depth affects __________
What is quality and size of an image?
400
Best for subtle color and brightness variations
What is jpeg?
400
Decrease sampling rate, decrease bit-depth, compress the image.
What are the various strategies for reducing the file size of an image?
400
In this color model lower brightness value indicates darker color.
What is the HSB color model?
400
If the print resolution of an image increases, the print size ______
What is "decreases"?
500
When converting an analog image to a digital image, the pixel dimensions of the image are affected by _____
What is sampling rate?
500
Adobe Flash and Illustrator
What is vector graphics software?
500
Higher value of this produces smoother color, but requires more ink and more time to complete.
What is printer resolution?
500
These points have direction handles to let you adjust the tangent and curviness at the point
What is smooth point?
500
To keep the print size the same at a higher print resolution, the pixel dimensions should ___________
What is "increase"?