Extract

Extract let you select an arbitrary portion of the input image specifying the coordinates and the size of the extraction.

The parameters are, in the order, x, y, width and height.

Original A kitchen, somebody prepares a cake

Try
Copy
https://caravaggio.now.sh/ex_95_35_100_100/https://cvg-res.now.sh/cakes_original.jpeg

Same kitchen, only the cake is shown

Both dimension and coordinates can be specified as pixel or percentage. See sizes documentation.