Page 27 - CC2017_PS_Look_Inside
P. 27

The Crop Tools in Depth                           When you finalize the crop, the resulting image will be
                   When the Crop tool is selected, the Options bar can be used to define a number of settings related to the cropped area.
                 PHOTOSHOP FOUNDATIONS  common aspect ratio presets. If you   resized to be 9  9, regardless of the actual size of the
                   The left menu includes a number of

                                                                 crop marquee. This presents a problem if you remember the
                   choose one of these, the crop marquee
                                                                 principles of resolution.
                   is constrained to the selected aspect
                   ratio. It’s important to note that these
                                                                 Enlarging a 3  3 area (for example) to 9  9 means
                   presets do not define only the aspect
                                                                 the application needs to create enough pixels to fill in the
                   ratio of the crop, not the actual size.
                                                                 6 extra inches — at 300 ppi, Photoshop needs to create
                   You can also choose the W x H x Resolution option to
                                                                 Although Photoshop can enlarge images with reasonable
                   define custom settings for the result of a crop. For example,
                   if you define the width and height of a crop area as 9  9
                                                                 success, such a significant amount of new data will not
                                                                 result in the best possible quality. As a general rule, you
                   at 300 ppi, when you click and drag to draw, the crop area   (“interpolate”) more than 1800 pixels per linear inch.
                   will be restricted to the same proportions defined in the   should avoid enlarging raster images by such a large
                   Width and Height fields (in this example, 1:1).   percentage.





















                                 The crop area is constrained            The resulting cropped image is the
                                  to the aspect ratio of the              actual size defined in the Crop
                                  defined width and height.             Image Size & Resolution dialog box.

                   You can use the Set Overlay Options menu ( ) to show   You can also click the Set Additional Crop Options
                   a variety of overlays within the crop         button ( ) to access a variety of
                   area; these follow basic design               crop-related choices.
                   principles, such as the Rule of Thirds
                   and the Golden Spiral.                        •  If you check the Use Classic
                                                                    Mode option, the crop
                   You can also use the commands in this            marquee reverts to the same
                   menu to turn the overlay on or off. If           appearance and behavior as
                   you choose Auto Show Overlay, the                in previous versions of Photoshop.
                   selected overlay only appears when you drag the marquee   •  When Show Cropped Area is checked, the area
                   handles or click inside the marquee area to move the image   outside the crop marquee remains visible in the
                   inside the crop area.                            document window until you finalize the crop.
                                                                 •  When Auto Center Preview is checked, the crop area
                                                                    will always be centered in the document window; the
                                                                    image dynamically moves in the document window as
                                                                    you resize the crop area.
                                                                 •  When Enable Crop Shield is checked, areas outside
                                                                    the crop marquee are partially obscured by a semi-
                                                                    transparent solid color. You can use the related options
                                                                    to change the color and opacity of the shielded area.


                                                                               Project 1: Composite Movie Ad    37
   22   23   24   25   26   27   28   29   30   31   32