Quiz #12
Photoshop Lesson 07
Due: February 15
Matching
Match the key concepts in the numbered list to the left with the letter of the phrase below that best describes it.
Descriptions |
- This better version of the magic wand tool lets you adjust the range of colors you want to select and see the results dynamically.
- Any channel beyond the core color channels, used almost exclusively in Photoshop to hold masks.
- A tool in the Extract dialog box that automatically adjusts pixels along the edges of the extracted image element.
- A special masking blend mode available in the Calculations dialog box that subtracts the luminosity values in the Source 1 channel from those in the Source 2 channel.
- A method for creating a selection outline as an independent channel, which you can then edit and save like any other image.
- A command that erases the pixels outside an image element and leeches the fringe coloring conveyed by the original background.
- This dynamic setting in the Color Range dialog box gradually fades the selection over a range of luminosity values.
- Harsh transitions along the edge of a layer that falsely represent your masking efforts and are best fixed when compositing the image against a new background.
- A dialog box thumbnail or image that shows an ongoing selection outline as a grayscale image, where white selects and black deselects.
- Saves the selection outline as an alpha channel, which can then be saved with any image stored in the TIFF or PSD format.
- This feature lets you press the Q key to view and modify the selection outline as a rubylith overlay.
- A command in the Image menu that lets you blend two channels to form a new alpha channel that will eventually serve as a mask.
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