pdf:colors
Differences
This shows you the differences between two versions of the page.
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| pdf:colors [2015/03/28 13:40] – created dokuadmin | pdf:colors [2015/03/28 17:14] – dokuadmin | ||
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| There are 11 distinct colorspaces available in PDF: | There are 11 distinct colorspaces available in PDF: | ||
| - | ### Device colorspaces | + | === Device colorspaces |
| Device dependent, Not reproducable. | Device dependent, Not reproducable. | ||
| - | * **DeviceGray** 1 components [0..1]; `0` is black, `1` is white. | + | |
| - | * **DeviceRGB** additive (for screens); 3 components [0..1]; `0 0 0` is black, `1 1 1` is white. | + | |
| - | * **DeviceCMYK** subtractive (for printing); 4 components [0..1]; `0 0 0 1` is black, `0 0 0 0` is white. | + | |
| + | |||
| + | === CIE-based colorspaces === | ||
| - | ### CIE-based colorspaces | ||
| Calibrated: device independent, | Calibrated: device independent, | ||
| - | * **CalGray** | + | |
| + | |||
| + | * **CalRGB** | ||
| - | * **CalRGB** | + | |
| - | * **Lab** | + | |
| - | * **ICCBased** | + | === Special colorspaces === |
| - | ### Special colorspaces | ||
| - | * **Indexed** | + | |
| - | * **Pattern** | + | |
| - | * **Separation** | + | |
| - | * **DeviceN** | + | |
| Most commonly used and easiest are the device colorspaces. Setting black is done like this in the different colorspaces: | Most commonly used and easiest are the device colorspaces. Setting black is done like this in the different colorspaces: | ||
/var/www/virtual/code4hl/html/dokuwiki/data/pages/pdf/colors.txt · Last modified: 2016/05/12 12:37 by christian