LED screen brightness correction method and device
A technology of LED screen and brightness correction, applied in static indicators, instruments, etc., can solve the problems of high cost, inconvenience for users, and cumbersome process of brightness correction of LED screen.
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[0063] Specific embodiments of the present disclosure will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to illustrate and explain the present disclosure, and are not intended to limit the present disclosure.
[0064] figure 1 It is a flowchart of a method for correcting brightness of an LED screen according to an exemplary embodiment of the present disclosure. Such as figure 1 As shown, the method includes steps 101 to 104.
[0065] In step 101, three photos of when the LED screen displays three colors of red, green and blue under preset brightness are acquired. The device used to obtain the photo can be any shooting device, for example, a single-lens reflex camera, a digital camera, a smart phone with a camera, and the like. The three photos may be directly taken photos, or spliced from multiple photos taken for each color. For example, it is possible to ta...
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