Monday, May 2, 2011

Select

Select – Separate one or more part of an image. It help in editing, applying filters to the selected area and keep the remaining part to be the same. It include selection of layers, images, path, etc.
  • Select > All – select all pixels in a layer. Selection can be deselected (Ctrl+D) or select > Deselect.

Inverse selection – select a part of an image with any selection tool. Invert the selection using Select > Inverse selection (Ctrl+Shift+I)

All layers – select all layers in a document (Ctrl+Shift+A)

Similar layer – select layers of similar type like layers with test or layers with image.

Color range – refine the selection of a particular color range in an existing selection.

  • Select > Color range > Sample colors.
  • Pick the color to be selected with eye dropper.
  • Increase the fuzziness to increase the range of selection
  • Selection area will be displayed in white, unselected area in black and partially selected area in grey color.

Refine edges – improves the selected edges of an image and help in viewing the image in different background.

  • Radius – increase in radius increase the soft portion around the edge of the image.
  • Contrast – make the soft edges crisp.
  • Smooth – convert uneven edges to smooth.

Modify – modify the selection in an image.

  • Border – select a pixel width in and outside of an existing selection border made in an image. It remove halo effect made around the image.
    • Select > Modify > Border
    • Specify the number of pixel i.e. the width of pixels to be selected in and outside of the selection.
  • Smooth – simplifies the selection
    • Select > Modify > Smooth
  • Expand – increase the selection area from the existing selection.
    • Select > Modify > Expand
    • Specify the number of pixels to be expanded from the selection.
  • Contract – reduce the selection area from the existing selection
    • Select > Modify > Contract
    • Specify the number of pixels to be reduced from the selection

Transform selection – it transforms the selection made around image

  • Select > Transform selection

Save selection – selection made in a layer can be saved in the alpha channel

  • Select > Save selection

Load selection – selected which has been previously saved can be loaded on an image.

  • Select > Load selection

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