School photography color matching ratio

If you want to use the curve well, you need to understand the principle of the curve first.

And the distribution range of curved light and shadow

attribute

The middle line represents the photo.

curve

The film itself; top right corner

Default value:

System default value

Represents the brightest white;

RGB

The White Match

White downward range generation

A bright part; lower left corner

Bright part

Represents the deepest black.

Black upward range generation

Shan a

neutral tone

Surface dark part

Dark part

The middle range represents the middle.

black

Intermodulation (gray part),

But light and shadow are transitional levels.

The part close to white belongs to' bright gray' and is close to black.

Part of it belongs to' dark gray'.

All the light and shadow in the photo can be on the "line" of the curve.

Find and adjust

So you can set multiple points on the curve to adjust.

Because of the adjustment of "fixed point" and the characteristics of "line"

The curve can be adjusted accurately and smoothly.

Correction/wholeness

It can only adjust a certain area, but also protect a certain area from

under the influence

This is true for lightness curves and color curves.

curve

The dark part of gray weakens the contrast,

adjust

Soft dark part

Highlight the black spots and the whole will be

Will turn gray, mainly in the dark.

Reduce the fluctuation of gray and bright parts.

besiege

Curves only brighten the dark parts.

Adjustment of

curve

The dark part of gray weakens the contrast,

adjust

Soft dark part

Highlight the black spots and the whole will be

Will turn gray, mainly in the dark.

Reduce the fluctuation of gray and bright parts.

besiege

Curves only brighten the dark parts.

Adjustment of

curve

It is also ok to suppress white and raise black.

adjust

Do insurance

Prevent overexposure and the Black Death.

curve

Dust the bright parts to enhance the contrast.

adjust

The bright part is brighter.

When it is bright and white, the whole will change.

Brighter, mainly the bright part.

Reduce the ups and downs of gray and dark parts

The curve only highlights the bright part.

Adjustment of

curve

Dust the dark parts and strengthen the contrast.

adjust

The dark part is darker

If you darken black, the whole thing will change.

Dark, mainly dark parts.

Reduce the fluctuation of gray and bright parts.

besiege

Curves only darken the dark parts.

Adjustment of