Using channel calculation and gradient mapping to beautify beauty in detail

Using channel calculation and gradient mapping to beautify beauty in detail

The same is the use of channels and calculation of skin and whitening, but the author later added a gradient map to enhance skin color contrast, you can better highlight skin texture. Channel and calculation whitening is very classic, if you are not familiar with, you can seriously study the method of this article.
Original

Final effect
1, open the photo, copy the layer, check the channel, you will find spots are mainly concentrated in the blue-green channel, the red channel is almost invisible.

< red channel >

< green channel >

< blue channel >

2, to the Blue channel execution: image > Calculation, parameter settings as shown below, you can get a enhanced speckle of the new channel Alpha 1 channel.

3. For the new Alpha 1 channel just obtained: filter > High Contrast retention, parameters are set as shown below.

4, re-implementation: Image > Calculation, parameter settings as shown below, determined to get the new channel Alpha 2. The Alpha 2 channel is then executed: image > Calculation, the parameter settings are unchanged, the Alpha 3 channel is determined and the Alpha 3 channel is performed: Image > Calculation, parameter settings are unchanged, and Alpha 4 channels are determined.
Category:

• PS Image Processing
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