12-07-2015, 03:27 AM
A pixel by itself has no dimension. It is a point. What you people are confusing is the size of the dot.
Pixels are ephemeral until manifest on a physical device, at which point a compound unit of measurement is necessary to express the result, eg "dots per inch".
Example: How large is a 200x300 pixel GIF image? Depends on the resolution of the output device...
Pixels are ephemeral until manifest on a physical device, at which point a compound unit of measurement is necessary to express the result, eg "dots per inch".
Example: How large is a 200x300 pixel GIF image? Depends on the resolution of the output device...