From the course: Video Foundations: Cameras and Shooting

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Using gain to artificially brighten an underexposed shot

Using gain to artificially brighten an underexposed shot

From the course: Video Foundations: Cameras and Shooting

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Using gain to artificially brighten an underexposed shot

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So we know that your camera's aperture is the primary control for exposure, and the ND Filters can be used to deal with overexposure. However, what about when the scene is too dark and underexposed? Well, that's where the Gain function comes in. The term Gain can be a little bit confusing in video, because there are two types of Gain in digital video, Audio Gain and Video Gain. In the world of video, the term Gain is just a fancy word for level. So when you hear the word Gain, it just refers to digitally boosting the light or sound levels. Both are measured in units called decibels or dB. In this movie, I am just focusing on Video Gain. If your image is still too dark after fully opening up your lens, it's time to turn on your camera's Gain function. Your camera's Video Gain function allows you to get a better exposure in low light situations. It's a way of artificially brightening the image, and that's the keyword here, artificial. You aren't really letting more light into the lens…

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