Operation> 64
When the value of gamma changes, the image changes as shown
below.
1. Gamma value: 1.0; 2. Gamma Value: 1.4; 3. Gamma Value: 2.0
When the value of highlight and shadow change, the image
changes as shown below.
1. Highlight: 255/Shadow: 0(Normal); 2. Highlight: 210/Shadow:10
3. Highlight: 200/Shadow:0; 4. Highlight: 255/Shadow: 50
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