自己怎么做外贸网站,网站建设首选公司哪家好,做网站的周记,中英文切换网站开发1 说明#xff1a;1.1 吸烟有害健康#xff01;#xff01;纯属娱乐和学习python的相关知识。1.2 虽然是娱乐#xff0c;但是opencv、dlib和python在人工智能、人脸识别、自动化等有很大作用#xff0c;目前已经或者未来会有更多的应用#xff0c;作为一名普通人#xf…1 说明1.1 吸烟有害健康纯属娱乐和学习python的相关知识。1.2 虽然是娱乐但是opencv、dlib和python在人工智能、人脸识别、自动化等有很大作用目前已经或者未来会有更多的应用作为一名普通人学习一点知识很有必要。1.3 我的文章通俗易懂小白都会而且亲测过没有编程经验的一看就会可以培养自己和孩子的学习计算机和编程兴趣1.4 效果图图片来源https://www.wanyx.com/jiaocheng/36683.html2 准备工作2.1 环境华为笔记本电脑、深度deepin-linux操作系统、python3.8和微软vscode编辑器。2.2 要求2.2.1 PIL、numpy、imutils模块安装安装简单省略。2.2.2 cv2模块安装pip install opencv-python#下面是我的cv2模块相关初步介绍的文章https://www.toutiao.com/i6833713845005976067/2.2.3 dlib模块安装有坑我是这么安装的从github下载包解压。https://github.com/davisking/dlib我是在桌面上终端打开输入python setup.py install #推荐#下面是我的安装#xgjxgj-PC:~/Desktop/dlib/dlib-master$ sudo python3.8 setup.py install #本机安装3 代码来源3.1 源代码https://github.com/tomoncle/face-detection-induction-course下载解压找到input_video_stream_paste_mask.py进行修改。3.2 shape_predictor_68_face_landmarks.dat下载官网网速慢还有坑建议下面地址下载。https://jaist.dl.sourceforge.net/project/dclib/dlib/v18.10/shape_predictor_68_face_landmarks.dat.bz23.3 修改后的代码为了简洁删除不必要的注释和代码# Author : tomoncle# Site : https://github.com/tomoncle/face-detection-induction-course#导出模块from time import sleepimport cv2import numpy as npfrom PIL import Imagefrom imutils import face_utils, resizefrom dlib import get_frontal_face_detector, shape_predictorclass DynamicStreamMaskService(object): #动态黏贴面具服务 def __init__(self, savedFalse): self.saved saved # 是否保存图片 self.listener True # 启动参数 self.video_capture cv2.VideoCapture(0) # 调用本地摄像头 self.doing False # 是否进行面部面具 self.speed 0.1 # 面具移动速度 self.detector get_frontal_face_detector() # 面部识别器 #下载的shape_predictor_68_face_landmarks.dat解压放在指定路径下因为我是启动微软vscode编辑器 self.predictor shape_predictor(/home/xgj/Desktop/dlib/xxx/face-detection-induction-course-master/shape_predictor_68_face_landmarks.dat) # 面部分析器 self.fps 4 # 面具存在时间基础时间 self.animation_time 0 # 动画周期初始值 self.duration self.fps * 4 # 动画周期最大值 self.fixed_time 4 # 画图之后停留时间 self.max_width 500 # 图像大小 self.deal, self.text, self.cigarette None, None, None # 面具对象 def read_data(self): _, data self.video_capture.read() return data def save_data(self, draw_img): if not self.saved: return #指定路径 draw_img.save(/home/xgj/Desktop/dlib/xxx/face-detection-induction-course-master/images/%05d.png % self.animation_time) def init_mask(self): self.console(加载面具...) self.deal, self.text, self.cigarette ( #修改指定路径因为我是启动微软vscode编辑器 Image.open(x) for x in [/home/xgj/Desktop/dlib/xxx/face-detection-induction-course-master/images/deals.png, /home/xgj/Desktop/dlib/xxx/face-detection-induction-course-master/images/text.png, /home/xgj/Desktop/dlib/xxx/face-detection-induction-course-master/images/cigarette.png] ) def get_glasses_info(self, face_shape, face_width): left_eye face_shape[36:42] right_eye face_shape[42:48] left_eye_center left_eye.mean(axis0).astype(int) right_eye_center right_eye.mean(axis0).astype(int) y left_eye_center[1] - right_eye_center[1] x left_eye_center[0] - right_eye_center[0] eye_angle np.rad2deg(np.arctan2(y, x)) deal self.deal.resize( (face_width, int(face_width * self.deal.size[1] / self.deal.size[0])), resampleImage.LANCZOS) deal deal.rotate(eye_angle, expandTrue) deal deal.transpose(Image.FLIP_TOP_BOTTOM) left_eye_x left_eye[0, 0] - face_width // 4 left_eye_y left_eye[0, 1] - face_width // 6 return {image: deal, pos: (left_eye_x, left_eye_y)} def get_cigarette_info(self, face_shape, face_width): mouth face_shape[49:68] mouth_center mouth.mean(axis0).astype(int) cigarette self.cigarette.resize( (face_width, int(face_width * self.cigarette.size[1] / self.cigarette.size[0])), resampleImage.LANCZOS) x mouth[0, 0] - face_width int(16 * face_width / self.cigarette.size[0]) y mouth_center[1] return {image: cigarette, pos: (x, y)} def orientation(self, rects, img_gray): #人脸定位 faces [] for rect in rects: face {} face_shades_width rect.right() - rect.left() predictor_shape self.predictor(img_gray, rect) face_shape face_utils.shape_to_np(predictor_shape) face[cigarette] self.get_cigarette_info(face_shape, face_shades_width) face[glasses] self.get_glasses_info(face_shape, face_shades_width) faces.append(face) return faces def start(self): self.console(程序启动成功.) self.init_mask() while self.listener: frame self.read_data() frame resize(frame, widthself.max_width) img_gray cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY) rects self.detector(img_gray, 0) faces self.orientation(rects, img_gray) draw_img Image.fromarray(cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)) if self.doing: self.drawing(draw_img, faces) self.animation_time self.speed self.save_data(draw_img) if self.animation_time self.duration: self.doing False self.animation_time 0 else: frame cv2.cvtColor(np.asarray(draw_img), cv2.COLOR_RGB2BGR) cv2.imshow(hello mask, frame) self.listener_keys() def listener_keys(self): key cv2.waitKey(1) 0xFF #按字母q是退出 if key ord(q): self.listener False self.console(程序退出) sleep(1) self.exit() #按字母d是开始戴墨镜和叼烟 if key ord(d): self.doing not self.doing def exit(self): self.video_capture.release() cv2.destroyAllWindows() def drawing(self, draw_img, faces): for face in faces: if self.animation_time self.duration - self.fixed_time: current_x int(face[glasses][pos][0]) current_y int(face[glasses][pos][1] * self.animation_time / (self.duration - self.fixed_time)) draw_img.paste(face[glasses][image], (current_x, current_y), face[glasses][image]) cigarette_x int(face[cigarette][pos][0]) cigarette_y int(face[cigarette][pos][1] * self.animation_time / (self.duration - self.fixed_time)) draw_img.paste(face[cigarette][image], (cigarette_x, cigarette_y), face[cigarette][image]) else: draw_img.paste(face[glasses][image], face[glasses][pos], face[glasses][image]) draw_img.paste(face[cigarette][image], face[cigarette][pos], face[cigarette][image]) draw_img.paste(self.text, (75, draw_img.height // 2 128), self.text) classmethod def console(cls, s): print({} !.format(s))if __name__ __main__: ms DynamicStreamMaskService() ms.start()3.4 效果吸烟有害健康哈哈哈4 小插曲4.1 本机是华为笔记本电脑预装深度deepin-linux操作系统原因众所周知使用起来还是很方便的4.2 在我调用摄像头时起初竟然一片漆黑于是我私下“骂了华为”什么“高科技”笔记本电脑竟然没有安装摄像头4.3 后来网上一查还真是高科技华为牛摄像头藏在键盘7上面如下图按一下弹出来牛华为威武中华有为支持国产自己整理并分享出来喜欢的点赞、转发和收藏。
