cv.polylines(img,[pts],True,(0,255,255)) #如果这里的True换成Flase 就不是一个闭合的曲线 #cv.putText(img, "opencv", (100, 500), cv.FONT_HERSHEY_COMPLEX, 2.0, (100, 200, 200), 5) cv.imshow('image', img) cv.waitKey(0) #毫秒级显示,如果是0就是按下任意按键结束显示 cv.destroy...
cv2.FONT_HERSHEY_SIMPLEX:正常大小的无衬线字体 cv2.FONT_HERSHEY_DUPLEX:正常大小的无衬线字体(比FONT_HERSHEY_SIMPLEX更复杂) cv2.FONT_HERSHEY_COMPLEX:正常大小的衬线字体 cv2.FONT_HERSHEY_TRIPLEX:正常大小的衬线字体(比FONT_HERSHEY_COMPLEX更复杂) cv2.FONT_HERSHEY_SCRIPT_SIMPLEX:手写体字体 cv2.FONT_HERSHEY...
1、putText cv2.putText(Img,'text',(50,50),cv2.FONT_HERSHEY_COMPLEX,6,(0,0,255),5) 1. 图片/需要打印的字符串/左下角坐标位置/字体样式/字体大小/字体颜色(BGR),字体粗细
font=cv2.FONT_HERSHEY_SCRIPT_COMPLEX # 图片对象,要写的内容,左边距,字的底部到画布上端的距离,字体,大小,颜色,粗细 cv2.putText(img,"OpenCV",(10,400),font,3.5,(255,255,255),2) a=cv2.imwrite("picture.jpg",img) cv2.imshow("picture",img) cv2.waitKey(0) cv2.destroyAllWindows() 6.1、图...
FONT_HERSHEY_SIMPLEX := 0 Static FONT_HERSHEY_PLAIN := 1 Static FONT_HERSHEY_DUPLEX := 2 Static FONT_HERSHEY_COMPLEX := 3 Static FONT_HERSHEY_TRIPLEX := 4 Static FONT_HERSHEY_COMPLEX_SMALL := 5 Static FONT_HERSHEY_SCRIPT_SIMPLEX := 6 Static FONT_HERSHEY_SCRIPT_COMPLEX := 7 Static ...
Python: cv.FONT_HERSHEY_SIMPLEX normal size sans-serif font FONT_HERSHEY_PLAIN Python: cv.FONT_HERSHEY_PLAIN small size sans-serif font FONT_HERSHEY_DUPLEX Python: cv.FONT_HERSHEY_DUPLEX normal size sans-serif font (more complex than FONT_HERSHEY_SIMPLEX) ...
cv2.putText(frame, "Data: N/A", (5, 30), cv2.FONT_HERSHEY_COMPLEX_SMALL, 1, (0, 0, 255), 1) cv2.putText(frame, "Room: C1", (5, 60), cv2.FONT_HERSHEY_COMPLEX_SMALL, 1, (0, 0, 255), 1) opencv 中是否有任何预建方法/库可以执行此操作。任何人都可以建议一个好方法吗?
字体选择:FONT_HERSHEY_SIMPLEX、normal size sans-serif font、small size sans-serif font、FONT_HERSHEY_COMPLEX 二:cv2.rectangle() 函数介绍:cv2.rectangle(img,(x,y),(x+w,y+h),(0,255,0),2) 参数意思:图片,左上点坐标,右下点坐标,rgb颜色,线的宽度 ...
more complex variant of FONT_HERSHEY_SCRIPT_SIMPLEX FONT_ITALIC Python: cv.FONT_ITALIC flag for italic font 字体大小,数值越大,字体越大 字体粗细,越大越粗,数值表示描绘的线条占有的直径像素个数 Python: img =cv.putText(img, text, org, fontFace,fontScale,color[, thickness[, lineType[, bottomLe...
(255,255,0),5) #写字,字体选择 font=cv2.FONT_HERSHEY_SCRIPT_COMPLEX # 图片对象,要写的内容,左边距,字的底部到画布上端的距离,字体,大小,颜色,粗细 cv2.putText(img,"OpenCV",(10,400),font,3.5,(255,255,255),2) a=cv2.imwrite("picture.jpg",img) cv2.imshow("picture",img) cv2.waitKey(...