image quality makedigital photo in to apoter size image .can do the image size dialog bux .how ever ,just increasing the dimenson will make the image appear blurry and pixil ated .to enlarge the image without losting the pualityn .flipan enter image commands from the sub menue 180rotate the image by half -trun 90cw rotate the imge clock wise by a quarter -turn .90ccw rotates the image countre clock wise by a quarter the imge angle specify to choose the this options enter an angel between -359.99in the angle text box photoshop can select cw or ccw to rotate clock wise or counter clock wise .
the hue /saturation commands lets you adjust the hue ,saturation and brightness of specify color component in image or simultinaously adjust all the colours in image .to modify the colour ranges listed for the saturation command changing the shape of the curves dialoge box alerts the tonality and color of an image .browing the curve up wqard or down ward light ness opr dark ness the image ,depending on weather the dialog box is set topdis play levels or persentages . the steps section of the curve represent portions of an image with more contrast conversly, flatter sections of curve represent area of lower contrast press CTRL+MCcurve.
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