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fix: 优化识别inset
1 parent b721be1 commit 24d9a23

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Lines changed: 20 additions & 6 deletions

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‎Source/ZYVisionRetangleDetector.swift‎

Lines changed: 20 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -25,6 +25,7 @@ open class ZYVisionRetangleDetector {
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/// - Parameters:
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/// - clipImage: 图片
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/// - boxSize: imageview 大小
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/// - insets: 识别区域的内边距
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/// - result: 识别结果 在imageview里面的 有8个点， 前4个是 比例值， 后4个是确切值
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public static func visionImage(clipImage: UIImage,boxSize: CGSize, insets: UIEdgeInsets = .zero, result: @escaping VisionRetangleDetectorResult) {
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@@ -87,12 +88,25 @@ open class ZYVisionRetangleDetector {
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func vnretanglePoints2ZYQuadranglePoints(rectangle: VNRectangleObservation, boxSize: CGSize) -> ((CGPoint, CGPoint, CGPoint, CGPoint), (CGPoint, CGPoint, CGPoint, CGPoint)) {
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let translateTransform = CGAffineTransform.identity.scaledBy(x: boxSize.width, y: boxSize.height)
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let convertedTopLeft = CGPoint(x: rectangle.topLeft.x + self.insets.left, y: rectangle.topLeft.y + self.insets.top) .applying(translateTransform)
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let convertedTopRight = CGPoint(x: rectangle.topRight.x - self.insets.right, y: rectangle.topRight.y + self.insets.top).applying(translateTransform)
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let convertedBottomLeft = CGPoint(x: rectangle.bottomLeft.x + self.insets.left, y: rectangle.bottomLeft.y - self.insets.bottom).applying(translateTransform)
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let convertedBottomRight = CGPoint(x: rectangle.bottomRight.x - self.insets.right, y: rectangle.bottomRight.y - self.insets.bottom).applying(translateTransform)
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print("vsion -> \(rectangle.topLeft)--\(rectangle.topRight)--\(rectangle.bottomLeft)--\(rectangle.bottomRight)")
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// let convertedTopLeft = CGPoint(x: rectangle.topLeft.x + self.insets.left, y: rectangle.topLeft.y + self.insets.top) .applying(translateTransform)
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// let convertedTopRight = CGPoint(x: rectangle.topRight.x - self.insets.right, y: rectangle.topRight.y + self.insets.top).applying(translateTransform)
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// let convertedBottomLeft = CGPoint(x: rectangle.bottomLeft.x + self.insets.left, y: rectangle.bottomLeft.y - self.insets.bottom).applying(translateTransform)
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// let convertedBottomRight = CGPoint(x: rectangle.bottomRight.x - self.insets.right, y: rectangle.bottomRight.y - self.insets.bottom).applying(translateTransform)
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var convertedTopLeft = rectangle.topLeft.applying(translateTransform)
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var convertedTopRight = rectangle.topRight.applying(translateTransform)
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var convertedBottomLeft = rectangle.bottomLeft.applying(translateTransform)
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var convertedBottomRight = rectangle.bottomRight.applying(translateTransform)
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print("before inset = \(convertedTopLeft)--\(convertedTopRight)--\(convertedBottomLeft)--\(convertedBottomRight)")
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convertedTopLeft = CGPoint(x: convertedTopLeft.x + self.insets.left, y: convertedTopLeft.y + self.insets.top)
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convertedTopRight = CGPoint(x: convertedTopRight.x - self.insets.right, y: convertedTopRight.y + self.insets.top)
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convertedBottomLeft = CGPoint(x: convertedBottomLeft.x + self.insets.left, y: convertedBottomLeft.y - self.insets.bottom)
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convertedBottomRight = CGPoint(x: convertedBottomRight.x - self.insets.right, y: convertedBottomRight.y - self.insets.bottom)
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print("aftet inset= \(convertedTopLeft)--\(convertedTopRight)--\(convertedBottomLeft)--\(convertedBottomRight)")
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let fliptrans = CGAffineTransform.identity.scaledBy(x: 1, y: -1)
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fliptrans.translatedBy(x: 0, y: boxSize.height)

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