a shooting method in response to a shot release includes the capture of a first image , according to a first shooting field , using a camera equipped with a variable focus lens set to a first focal length ; the automatic search in the first image of interest zones , and when at least one interest zone is found ; the automatic modification of the focal length to tighten the shooting field around the interest zone ; the automatic capture of at least one second image according to the tightened shooting field ; and the automatic creation of a composite image by combining the first image and the second image .