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1 | // allegedly the best method for rgb to grayscale conversion: |
2 | // Z=0.2126×R+0.7152G+0.0722B |
3 | |
4 | static int rgbToLuminosity(int rgb) {
|
5 | int r = (rgb >> 16) & 0xFF; |
6 | int g = (rgb >> 8) & 0xFF; |
7 | int b = rgb & 0xFF; |
8 | ret iround(r*0.2126+g*0.7152+b*0.0722); |
9 | } |
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| Snippet ID: | #1033305 |
| Snippet name: | rgbToLuminosity |
| Eternal ID of this version: | #1033305/2 |
| Text MD5: | f15d78746eca744e444dc9e00aea548f |
| Transpilation MD5: | 24aaa965e17f696c8d499e91b070a4fe |
| Author: | stefan |
| Category: | javax / maths |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2021-10-21 01:14:25 |
| Source code size: | 266 bytes / 9 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 152 / 223 |
| Version history: | 1 change(s) |
| Referenced in: | [show references] |