+------------------------------------------------+-------------+-------------+-------------+-------------+
| Function name and arguments                    | BUILD_TYPE=Debug                                      |
+------------------------------------------------+-------------+-------------+-------------+-------------+
|                                                |     160x120 |     320x240 |     640x480 |    1024x768 |
+================================================+=============+=============+=============+=============+
|                                                                                                        |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| **Threshold**                                                                                          |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| binaryThreshold                                |         4.5 |          18 |          69 |         175 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| triangleThreshold                              |         8.0 |          32 |         124 |         315 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| OTSUThreshold                                  |          11 |          35 |         127 |         318 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| toZeroThreshold                                |         4.5 |          18 |          69 |         175 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
|                                                                                                        |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| **Blurring**                                                                                           |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| GaussianBlur 3x3 kernel                        |          16 |          54 |         206 |         521 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| medianBlur 3x3 kernel                          |         180 |         721 |        2883 |        7390 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| bilateralFilter diameter=5                     |         132 |         509 |        2014 |        5079 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
|                                                                                                        |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| **Morphological tranforms**                                                                            |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| erode 5x5 kernel                               |          41 |         151 |         587 |        1494 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| dilate 5x5 kernel                              |          41 |         151 |         588 |        1495 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| open 5x5 kernel                                |          82 |         299 |        1164 |        2961 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
|                                                                                                        |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| **Resize image**                                                                                       |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| resize linear interpolation                    |          10 |          40 |         150 |         378 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| resize cubic interpolation                     |          21 |          75 |         287 |         728 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
|                                                                                                        |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| **Edge detection**                                                                                     |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| Sobel                                          |          34 |         116 |         438 |        1129 |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| Canny                                          |          80 |         256 |         886 |         ERR |
+------------------------------------------------+-------------+-------------+-------------+-------------+
|                                                                                                        |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| **Hough tranformations**                                                                               |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| HoughLines                                     |         392 |         897 |         ERR |         ERR |
+------------------------------------------------+-------------+-------------+-------------+-------------+
| HoughLines probabilistic                       |         699 |        1652 |         ERR |         ERR |
+------------------------------------------------+-------------+-------------+-------------+-------------+