Top "Imagefilter" questions

An ImageFilter is a software routine that changes the appearance of an image or part of an image by altering the shades and colors of the pixels in some manner.

How do you convert an image to black and white in PHP

How does one go about converting an image to black and white in PHP? Not just turning it into greyscale …

php image imagefilter
Applying Gaussian blur/filter to an image in opencv c++

I am using the Gaussian function from openCV to make my image blur/filter and to retrieve the values of …

c++ opencv image-processing imagefilter
PHP/GD : Better Gaussian blur

I want to blur an image with GD library, unfortunately the GAUSSIAN_BLUR effect that GD gives isn't enough and …

php gd blur imagefilter
Python implementation of the laplacian of gaussian edge detection

I am looking for the equivalent implementation of the laplacian of gaussian edge detection. In matlab we use the following …

python image-processing edge-detection imagefilter laplacianofgaussian
Can I swap colors in image using GD library in PHP?

I got the image like this (it's a graph): (source: kitconet.com) I want to change the colours, so the …

php colors gd swap imagefilter
find an inverse log transformation of an image in matlab

I have been searching for this almost all day. The general form of the log transformation is s = clog(1+r) …

matlab image-processing transformation imagefilter
php - Best way to blur images

I'm trying to blur first image like third one,But I cant do it ! :( header('Content-Type: image/jpeg'); $image = imagecreatefromjpeg(…

php imagefilter
Gaussian filtering a image with Nan in Python

From a list of 2D coordinates, and a third variable (velocity), I have created a 2D numpy array covering the …

python image-processing numpy matplotlib imagefilter
Speckle ( Lee Filter) in Python

I am trying to do speckle noise removal in satellite SAR image.I am not getting any package which does …

python python-3.x image-processing imagefilter sar
How to blur non-rectangular or circular area of image with Python PIL?

Using PIL in Python, I am superimposing a PNG image on top of another, larger image. The smaller image is …

python python-imaging-library imagefilter