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sketchCamera.py

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+import cv2
+import numpy as np
+
+def sketch(image):
+    # 将图像转换为灰度图
+    gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
+    # 图像取反
+    gray_inverse = cv2.bitwise_not(gray)
+    # 高斯模糊
+    gray_inverse = cv2.GaussianBlur(gray_inverse, (15, 15), 50)
+    # 颜色减淡混合
+    sketch_image = cv2.divide(gray, 255 - gray_inverse, scale=256)
+    return sketch_image
+
+def main():
+    # 打开摄像头
+    cap = cv2.VideoCapture(0)
+    if not cap.isOpened():
+        print("无法打开摄像头")
+        return
+
+    while True:
+        # 读取一帧图像
+        ret, frame = cap.read()
+        if not ret:
+            break
+
+        # 将图像转换为素描风格
+        sketch_frame = sketch(frame)
+
+        # 显示原始图像和素描图像
+        cv2.imshow('Sketch', sketch_frame)
+
+        # 按下 'q' 键退出
+        if cv2.waitKey(1) & 0xFF == ord('q'):
+            break
+
+    # 释放摄像头并关闭所有窗口
+    cap.release()
+    cv2.destroyAllWindows()
+
+if __name__ == "__main__":
+    main()