You are here: Start » Filter Reference » OpenCV » Image Filtering
Image Filtering
Select a filter from the list below.
| Icon | Name | Description / Applications | Modules | |
|---|---|---|---|---|
 |
cvBilateralFilter | 
|
Applies bilateral filter to the image. |
OpenCV |
|
cvBlur |
|
Smoothes image using normalized box filter. |
OpenCV |
|
cvBorderInterpolate |
|
Computes source location of extrapolated pixel. |
OpenCV |
|
cvBoxFilter |
|
Smoothes an image using box filter. |
OpenCV |
|
cvBuildPyramid |
|
Constructs Gaussian pyramid for an image. |
OpenCV |
|
cvCopyMakeBorder |
|
Forms a border around the image. |
OpenCV |
|
cvDilate |
|
Dilates an image by using a specific structuring element. |
OpenCV |
|
cvErode |
|
Erodes an image by using a specific structuring element. |
OpenCV |
|
cvFilter2D |
|
Convolves an image with the kernel. |
OpenCV |
|
cvGaussianBlur |
|
Smoothes image using a Gaussian filter. |
OpenCV |
|
cvGetDerivKernels |
|
Returns filter coefficients for computing spatial image derivatives. |
OpenCV |
|
cvGetGaborKernel |
|
Creates a Gabor Filter kernel. |
OpenCV |
|
cvGetGaussianKernel |
|
Returns Gaussian filter coefficients. |
OpenCV |
|
cvGetStructuringElement |
|
Returns the structuring element of the specified size and shape for morphological operations. |
OpenCV |
|
cvLaplacian |
|
Calculates the Laplacian of an image. |
OpenCV |
|
cvMedianBlur |
|
Smoothes image using median filter. |
OpenCV |
|
cvMorphologyEx |
|
Performs advanced morphological transformations. |
OpenCV |
|
cvPyrDown |
|
Smoothes an image and downsamples it. |
OpenCV |
|
cvPyrUp |
|
Upsamples an image and then smoothes it. |
OpenCV |
|
cvScharr |
|
Calculates the first x- or y- image derivative using Scharr operator. |
OpenCV |
|
cvSepFilter2D |
|
Applies separable linear filter to an image. |
OpenCV |
|
cvSobel |
|
Calculates the first, second, third or mixed image derivatives using an extended Sobel operator. |
OpenCV |
|
cvSqrBoxFilter |
|
Smoothes an image using box filter. |
OpenCV |
