Learning notes 8

In the process of completing the homework ps It's really a very useful tool , Can take color , Measure the size , Processing images . This time, I recorded some tips of image processing that I learned in the process of homework .

1、 Repair the blurred picture into a clear picture

The material is as follows ：

First step ： use Photoshop Open the picture to be processed

The second step ： perform CTRL+j Copy a layer of background image , Get layer one

The third step ： perform ：“ Filter -- other -- high pass ”, In the high contrast retention window that appears , Radius selection 2 Pixel left and right , Then change the layer mode to “ superposition ”

  Step four ： At this time, there are already some effects , But it's not obvious , therefore , We're talking about layers 1 How many times ：Ctrl+J  Layer 1 Copy several layers （ As for how many times , It depends on the effect of the picture ）. At this time, the effect is obvious , Blurred photos have become clear .

Step five ： perform ctrl+shift+alt+e Put a seal on .

notes ： General images do this , Do some more fine-tuning , It can be saved

Step six ： Because this is a portrait , And her skin is more noisy , So rub her skin again , By the way, I would also like to share a relatively simple skin grinding skill . Selected layers 2, Choose a stain repair tool , Deal with the large spots and pimples on the person's face . Then perform ：Ctrl+J  Copy a layer to get a layer 2 copy .

Step seven ： For layers 2 Copy execution ：“ Filter -- Fuzzy -- The surface is blurred ”, In the surface blur window that appears , radius ： choice 10 Pixel left and right , threshold ：15 Color scale around , Click ok .

Effect comparison ：

 

2、 Picture to word

This method is also very practical , It is also specially written in the previous study notes  

m0_63397775 The blog of _ Just green _CSDN Blog - Domain Blogger https://blog.csdn.net/m0_63397775?spm=1011.2124.3001.53433、 Corel Knockout

skill 1.  Magnetic cable sleeve tool
       Want to use  PhotoShop  Fast matting , You can also use a magnetic cable sleeve tool . It is suitable for pictures with clear outline . It will automatically recognize and adhere to the image boundary , So it can realize the need of fast matting .

      1.  stay  PhotoShop  First open the material that needs fast matting , And then choose “ Magnetic Lasso Tool ”.


      2.  Then move the mouse to the boundary of the image , PhotoShop  The magnetic lasso tool of starts to automatically recognize and close the whole image .


      3.  Last , Press down “Ctrl + J” Shortcut key copy layer for , PhotoShop  You can quickly complete matting .
skill 2.  Pen tools
       The image is complex 、 The outline is not clear enough 、 Pictures with insignificant color difference , to want to  PhotoShop  Fast matting , You can use the pen tool to achieve .

      1.  Open the material that needs fast matting , And copy the layer .


      2.  And then in  PhotoShop  Select... From the toolbar “ Pen tools ”.


      3.  Then draw points where you need to be stingy , Pull out the container . Right click “ Set up constituencies ”, You can successfully select the container , Or the establishment of constituencies .


      4.  After the constituency is established , Shortcut key “Ctrl + C” One click Copy selection . meanwhile , Create a blank layer , recycling “Ctrl + V” One click Paste , You can complete the operation of fast matting .