Background I am allowing user to upload an image inside mask image.... Mask image : User uploaded image : Requirement: What I need as below : Issue : What I am getting now as below : The...

How do I go about adding an opaque circular overlay over an image in React Native? Similar to the instagram image picker: as trivial a task this may seem, I've had a world of trouble replicating t...

I use -webkit-mask-image in my meteor app, like this: ... background-color: purple; -webkit-mask-image: url('images/user_plum.png'); ... It works fine in all browsers. It works fine in the cord...

I have a SVG and I'd like to change its color to red on some event, but you can't do that with SVG as a background-image, so you have to use CSS image-mask. I'm using PHP to echo my CSS onto the st...

I've an array that includes decent observations, irrelevant observations (that I would like to mask out), and areas where there are no observations (that i would also like to mask out). I want to d...

I want to create a radial gradient mask to create a hole in the picture, so that you can see through the picture. I created an overlaying image with a hole and the image beneath is visible, like be...

I've got a PNG image with transparency: original.png Now I want to use ImageMagick to apply a diagonal gradient to its alpha channel. I mean so that its opacity remains in the top left corner, a...

Aside from the fact that the question asked here : Draw a hole in a rectangle with SpriteKit? has not satisfactorily been answered in its own right, the most significant difference between the two ...

I am trying to crop image in swift. I'm trying to implement something like, user will capture a photo. Once photo is captured user will be allowed to set the crop area. I'm able to get the image fr...

I create six circle for masking in Matlab. Each of mask's inner and outer radiuses are different. These masks is used to detect parasites on the slide. I have this code (one of the masks) but I wan...