Image contrast adjustment method, apparatus, and computer device

The present application relates to an image contrast adjustment method, apparatus, computer device and storage medium. The method comprises the following steps of: performing color space conversion onan input first image signal to obtain a second image signal; performing contrast adjustment and colo...

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1. Verfasser: QIAN YUFEI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The present application relates to an image contrast adjustment method, apparatus, computer device and storage medium. The method comprises the following steps of: performing color space conversion onan input first image signal to obtain a second image signal; performing contrast adjustment and color detection on the second image signal to obtain a detection color interval, and judging whether the detection color interval is within a preset color interval; if yes, performing contrast correction on the second image signal, and performing color space conversion on the second image signal afterthe contrast correction to restore the second image signal to the initial color space to obtain a third image signal; outputting a third image signal. The method effectively solves the picture distortion caused by the image contrast adjustment, and makes the image after the contrast adjustment more natural. 本申请涉及种图像对比度调整方法、装置、计算机设备和存储介质。所述方法包括:对输入的第图像信号进行颜色空间转换,获得第二图像信号;对第二图像信号进行对比度调整和色彩检测,得到检测色彩区间,判断检测色彩区间是否在预设的色彩区间内;若是,则