[−][src]Module imageproc::gradients
Functions for computing gradients of image intensities.
Statics
HORIZONTAL_PREWITT | Prewitt filter for detecting horizontal gradients. |
HORIZONTAL_SCHARR | Scharr filter for detecting horizontal gradients. |
HORIZONTAL_SOBEL | Sobel filter for detecting horizontal gradients. |
VERTICAL_PREWITT | Prewitt filter for detecting vertical gradients. |
VERTICAL_SCHARR | Scharr filter for detecting vertical gradients. |
VERTICAL_SOBEL | Sobel filter for detecting vertical gradients. |
Functions
horizontal_prewitt | Convolves an image with the |
horizontal_scharr | Convolves an image with the |
horizontal_sobel | Convolves an image with the |
prewitt_gradients | Returns the magnitudes of gradients in an image using Prewitt filters. |
sobel_gradient_map | Computes per-channel gradients using Sobel filters and calls |
sobel_gradients | Returns the magnitudes of gradients in an image using Sobel filters. |
vertical_prewitt | Convolves an image with the |
vertical_scharr | Convolves an image with the |
vertical_sobel | Convolves an image with the |