CascadeClassifierAsync extension
Methods
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  detectMultiScale2Async(InputArray image, {double scaleFactor = 1.1, int minNeighbors = 3, int flags = 0, (int, int) minSize = (0, 0), (int, int) maxSize = (0, 0)}) → Future< (VecRect, VecI32)> 
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      Available on CascadeClassifier, provided by the CascadeClassifierAsync extension 
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  detectMultiScale3Async(InputArray image, {double scaleFactor = 1.1, int minNeighbors = 3, int flags = 0, (int, int) minSize = (0, 0), (int, int) maxSize = (0, 0), bool outputRejectLevels = false}) → Future< (VecRect, VecI32, VecF64)> 
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      Available on CascadeClassifier, provided by the CascadeClassifierAsync extension 
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  detectMultiScaleAsync(InputArray image, {double scaleFactor = 1.1, int minNeighbors = 3, int flags = 0, (int, int) minSize = (0, 0), (int, int) maxSize = (0, 0)}) → Future< VecRect> 
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      Available on CascadeClassifier, provided by the CascadeClassifierAsync extension