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Saturday, January 18, 2014

[PS]除去面部皺紋教學/Removing Wrinkles

Today we are going to remove the wrinkles of this beautiful lady.



In Layer window, copy the background layer by dragging the layer to the "create new layer" button (as shown below)


Press the button "Edit in Standard Mode" and change the foreground colour to black.


Choose the Brush Tool and a suitable brush size, set the opacity to 100%.

Brush the wrinkles.

After that, press the button  "Edit in Standard Mode" again and you should see something like below.



"Select" > "Inverse"

"Filter" > "Noise" > "Dust & Scratches"
Choose a set of value that looks good in preview.

It looks pretty good now. But if you want to make it looks even better, follow the steps below.


"Select" > "Save Selection"

Click "OK"


"Image" > "Calculation"

Use the setting below.

In the "Channels" window, the newly created channels should be selected, press "Ctrl + C" to copy it.


Press the "RGB" channel and go back to the "Layer" window.


Select the background layer and press "Ctrl + V" to paste the new layer.


Select the pasted layer (layer 1)and set the blending mode to "Overlay".

Hide the copied later (the layer on top) and we should see something like this.


In Layer 1,  "Image" > "Adjustments" > "Invert"


In Layer 1,  "Image" > "Adjustments" > "Levels"


Choose a set of value that looks good in preview.


Make the top layer visible. 

Finish.

Thursday, January 16, 2014

[PS]高級去背教學/High Level Removing Background Technique

Today we are going to remove the background of the following photo. 


To begin with, use the Pen Tool to select the majority of the area you want to keep.


No need to make it very precise.


Go to the Paths channel and click the button "Load path as a selection". (Windows > Paths)


 You should see something like this.



Go to "Select" > "Modify" > "Feather" and give it a value "2".

Go back the the layer channel. (Windows > layers)

Copy the selected area and paste it on a new layer.You should see something like this.
(bottom layer is hided for better illustration)  

Go to the "Channels" layer. (Windows > Channels)

 Copy the blue channel.


 Go to "Image" > "Adjustments" > "Invert"

 Go to "Image" > "adjustments" > "Levels"

Change the 3 values below to "0", "1" and "149".

Press "control" on your keyboard and left-click the copied blue channel.

Make all the channels visible except the copied blue one.


Go back to "layer 0"


Copy the selected area and paste it on a new layer (Layer 2 in our case).


Insert a background you want and put it under layer 2.


Go to "Layer" > "Matting" > "Removing White Matte"


Make Layer 1 visible and it is finished


We can see that the effect is quite awesome.