Method for identifying and positioning human face, apparatus and video processing chip
A technology for identifying and locating organs, which is applied in the field of identifying and locating human facial organs, can solve problems such as inability to accurately identify and locate human facial organs, and achieve the effect of accurately identifying and locating human facial organs
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[0043] In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0044] One of the core ideas of the present invention is that, on the basis of the preliminary identification of human face organs in the prior art, for the point on the outline where the chin is located, because the edge of the chin is relatively obvious, and the neighborhood of the chin point generally contains some background point, and the characteristics of the chin point of images with different backgrounds are quite different, so the edge information method is used to search; for the junction of the chin and neck, the edge may be blurred due to the heavy shadow, so the grayscale information is used to search; The mouth area is processed using chromaticity space, so that the facial organs can be identified and located more ac...
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