It’s very easy, you provide the URL of the image and imgble dynamically resizes it.
That’s imgble in its simplest form.
You can also add effects to your images. For e.g if you want to blur the resulting image, you can try this:
Chaining of effects too is possible. Let’s say you want to flip horizontally your image, add some rounded corners and finally make it grayscale, then the calling URL will be:
As you would have guessed, effects parameters are separated by |. You can find the complete list of effects along with their parameters in the documentation.