How to fast mix the color channels
When we get a digital photo, to make its full color be rendered on the screen, we use the RGB model, a system of representing colors. The individual sets to store the color data of this model are known as channels. R channel stores the amount of red. G...
How to compress the dynamic range of the scene captured in an HDR photo
The tonal range of values between the brightest areas to the darkest areas in a scene is known as the dynamic range. LDR is the acronym of low dynamic range. The luminance range of LDR photos may not reflect the scene in reality exactly. HDR stands for high dynamic...
How to apply a graduated filter to the digital photo
Are you fond of traveling? If so, you must often take landscape photos. When shooting a landscape, you may come across this common situation. You set an appropriate exposure for the foreground but the sky ends up being overexposed. Generally speaking, to avoid this happening, you can place a...
How to make a HDR photo and adjust its white balance
You are in front of a beautiful landscape. Shoot the scene and the photo comes out disappointing. Some parts of the photo are overexposed and white. Or some parts of the photo are underexposed and black. The solution to this issue is using HDR. HDR stands for High Dynamic...
How to adjust the white balance to correct color casts
As is known to all photographers, different light situations yield different color temperature in the photo. Shooting with natural light will make your photos have a cold color temperature. Shooting in unnatural incandescent light will result in a warm color cast. Our eyes constantly adjust how we perceive it...