Embedded Files
Images - pixels
Images - pixels
Have a go on the bit interpreter
Colours (Colors)
Colours (Colors)
Extension - Colour Depth?
Extension - Colour Depth?
Question is, how many bytes do I need to represent one pixel? The answer is depends....
Question is, how many bytes do I need to represent one pixel? The answer is depends....
Click on the left for Canterbury Uni's colour matcher
Click on the left for Canterbury Uni's colour matcher
COMPRESSION
COMPRESSION
Activity:
Find an image, open it in Photoshop. Export the image as:
PNG (a lossless format)
JPG low quality (a lossy format)
JPG high quality (a lossy format)
GIF (lossless but colour depth is only 8 bit, not 256)
Compare the file sizes and image quality
Page updated
Report abuse