notes/graphics-piximperfect

ronny abraham 48668ac955 finished color range

2025-02-27 03:55:44 +02:00

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Notes on Lesson 06 - Selections | PiXimperfect

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selection tool intro

a selection is an area we are targeting
the quick selection tools try to find edges
you can increase or decrease the size of the brush via the ][ keys
select with the brush by painting over what you want
- to deselect hold the ALT/OPT key
- /notes/graphics-piximperfect/src/commit/48668ac955d9f3407b4bbb3649e313414599a770/_share/data/piximperfect/photoshop/lesson06/example-01.psd

how to make selections

lasso tools
- marquee tools
- quick selection tool
- object selection tool
  - click on the icon
  - choose the mode (rectangle or lasso)
  - circle the object
pen tool
- takes a long time
- precise
- used in commercial
color
select and mask
adobe AI masking
- select subject
- select sky
misc
- brush tools
- channels

lasso & polygonal lasso tool

select anything with the lasso tool
to switch between lasso and polygonal hit ALT

lasso tool

close the selection

double click

deselect

CMD+D

create a new layer with selection

go to layers and select the layer you want
hit CMD+J

content aware fill

Edit-> Content Aware Fill

fill the area with a color

OPT+DELETE

polygonal

deletes last point

CMD+DELETE

adding and take away

subtract: ALT
add: SHIFT

you can also do this using buttons

file:../_share/media/img/piximperfect/photoshop/lesson-06/E03.png

quick selection

file:../_share/data/piximperfect/photoshop/lesson06/examples/example-04.psd
tries to find the edges of the object
all you have to do is just paint over it

file:../_share/media/img/piximperfect/photoshop/lesson-06/E04.png

sample all layers

when checked off it only looks at the currently selected layer
when check on, it looks at all layers under the cursor when making a selection

make a mask

just click the mask button in selection

place image on top of another

create a new layer based on the original by dragging the original layer down to the plus button
- the cursor will change to a hand symbol and you will have to move that over the correct button
file:../_share/media/img/piximperfect/photoshop/lesson-06/E05.png
click the mask button on the new layer
add an image between the original and the new selected one
pick a different blending mode (ie linear burn) that will affect the background of the original image but not the selected section which you place above
use curves to lighten parts of the image
- you can limit the curve effect using masks
  1. select the mask icon
  2. click CMD+I
  3. paint the white area you want to use
  4. use a gradient white-black

select sky

exactly what it sounds like

select subject

in the top bar under 'select subject' you can drop down and choose to use adobe's servers

color range

select->color range
color range dialog box
- file:../_share/data/piximperfect/photoshop/lesson06/examples/example-04.psd
- in the Color Range dialog box click the Select dropdown
  - select a default color / pattern
  - leave on default 'sampled colors'
- in selection Preview at the bottom, you can choose to use one of the previews, or turn it off
- eye dropper
  - you can clic, hold and select an area of colors
at this point turn on the mask ALT+mask button
there may still be shades of the color - remove it via HUE ADJUSTMENT LAYER
1. add hue adjust ment layer
2. create a clipping mask to apply the adjustment layer to the image
  - ALT KEY
  - click on the clipping mask button in the Properties dialog for the hue adjustment layer in the lower left corner
3. click on the 'Master' drop down and pick a color
4. set hue and saturation over to the right (that's what he suggests) so you can more easily see what you are doing
5. adjust the color dimensions in the lowest tab