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1 | static int bwIntegralImage_sumRect(BWIntegralImage img, int x1, int y1, int x2, int y2) {
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2 | int bottomLeft = img.getIIValue(x1-1, y2-1); |
3 | int bottomRight = img.getIIValue(x2-1, y2-1); |
4 | int topLeft = img.getIIValue(x1-1, y1-1); |
5 | int topRight = img.getIIValue(x2-1, y1-1); |
6 | ret bottomRight+topLeft-topRight-bottomLeft; |
7 | } |
8 | |
9 | meta-for int in int, dbl {
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10 | |
11 | static int bwIntegralImage_sumRect(IBWIntegralImage img, int x1, int y1, int x2, int y2) {
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12 | int bottomLeft = img.getIIValue(x1-1, y2-1); |
13 | int bottomRight = img.getIIValue(x2-1, y2-1); |
14 | int topLeft = img.getIIValue(x1-1, y1-1); |
15 | int topRight = img.getIIValue(x2-1, y1-1); |
16 | ret bottomRight+topLeft-topRight-bottomLeft; |
17 | } |
18 | |
19 | } |
Began life as a copy of #1019591
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| Snippet ID: | #1019596 |
| Snippet name: | bwIntegralImage_sumRect - sum of rectangle brightness over integral image |
| Eternal ID of this version: | #1019596/6 |
| Text MD5: | 13b356e8d2932f0d7f407dff29d42293 |
| Transpilation MD5: | dee72c32145ba9668c9da4de4d94717d |
| Author: | stefan |
| Category: | javax / ocr |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2021-11-03 18:35:57 |
| Source code size: | 728 bytes / 19 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 360 / 501 |
| Version history: | 5 change(s) |
| Referenced in: | [show references] |