However, in some cases, they may have problems in selecting the correct white balance setting.
it’s possible for you to see that in the warm yellow cast in the left-side photo above.
The photo on the right is after the corrections that are explained below.
Should You Use RAW Format Photos?
If you want the best photos possible, then RAW is the way to go.
kick off the photo in GIMP.
Go toColors>Levelsto kick off the Levels dialog.
PressPick Grey Point, which looks like a pipette with a gray box next to it.
Press somewhere on the photo using the gray point picker to define what is a mid-color tone.
When the colors look natural, pressOK.
In the image to the left, you will see a dramatic change.
There is still a slight color cast to the photo, however.
We can make minor corrections to reduce this cast using the techniques that follow.
Go toColors>Color Balanceto launch the Color Balance dialog.
Move theMagenta-Green slidera little to the right.
This reduces the amount of magenta in the shadow areas of the photo, thus reducing the reddish tinge.
Do the same for the other colors, as needed.
In the Midtones and Highlights, adjust the sliders accordingly to get the most natural color results possible.
Adjusting the color balance has made a minor improvement to the image.
Next, we will adjust the Hue-Saturation for further color correction.
Go toColors>Hue-Saturationto kick off the Hue-Saturation dialog.
Choose the radio button markedMand slide theSaturation sliderto the left to reduce the amount of magenta in the photo.
grab the radio button markedRto change the intensity of the red in the photo.
In this photo, magenta saturation is set to -10, and the red saturation to -5.
You should be able to see in the image how the slightly red color cast has been further reduced.
The photo isn’t perfect, but these techniques can help you salvage a poor quality photo.
