How to prepare your images for uploading to Photo Entry for PDI competitions Leave a Comment / Post Processing, Training / By JPC Admin The colour profile must be sRGB For an image in Landscape orientation the target (and Maximum) dimension is 1600px For an image in Portrait orientation the target (and Maximum) dimension is 1200px For a square image the target (and Maximum) dimension is 1200px Preapring an image in Photoshop Download PDF Preparing an image in Lightroom Download PDF