opencv yuv保存本地_OpenCV-dlib-python3实现人脸戴墨镜和含Y的抖音效果
1 說(shuō)明:
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1.1 吸煙有害健康!!純屬娛樂(lè)和學(xué)習(xí)python的相關(guān)知識(shí)。
1.2 雖然是娛樂(lè),但是opencv、dlib和python在人工智能、人臉識(shí)別、自動(dòng)化等有很大作用,目前已經(jīng)或者未來(lái)會(huì)有更多的應(yīng)用,作為一名普通人,學(xué)習(xí)一點(diǎn)知識(shí)很有必要。
1.3 我的文章通俗易懂,小白都會(huì),而且親測(cè)過(guò),沒(méi)有編程經(jīng)驗(yàn)的,一看就會(huì)!可以培養(yǎng)自己和孩子的學(xué)習(xí)計(jì)算機(jī)和編程興趣!
1.4 效果圖:
圖片來(lái)源:https://www.wanyx.com/jiaocheng/36683.html
2 準(zhǔn)備工作:
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2.1 環(huán)境:
華為筆記本電腦、深度deepin-linux操作系統(tǒng)、python3.8和微軟vscode編輯器。
2.2 要求:
2.2.1 PIL、numpy、imutils模塊安裝,安裝簡(jiǎn)單,省略。
2.2.2 cv2模塊安裝:
pip install opencv-python#下面是我的cv2模塊相關(guān)初步介紹的文章https://www.toutiao.com/i6833713845005976067/2.2.3 dlib模塊安裝:有坑!!!
我是這么安裝的,從github下載包,解壓。
https://github.com/davisking/dlib我是在桌面上,終端打開(kāi),輸入:
python setup.py install #推薦#下面是我的安裝#xgj@xgj-PC:~/Desktop/dlib/dlib-master$ sudo python3.8 setup.py install #本機(jī)安裝3 代碼來(lái)源:
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3.1 源代碼:
https://github.com/tomoncle/face-detection-induction-course下載,解壓,找到:input_video_stream_paste_mask.py,進(jìn)行修改。
3.2 shape_predictor_68_face_landmarks.dat下載
官網(wǎng),網(wǎng)速慢,還有坑,建議下面地址下載。
https://jaist.dl.sourceforge.net/project/dclib/dlib/v18.10/shape_predictor_68_face_landmarks.dat.bz23.3 修改后的代碼:為了簡(jiǎn)潔,刪除不必要的注釋和代碼:
# @Author : tomoncle# @Site : https://github.com/tomoncle/face-detection-induction-course#導(dǎo)出模塊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): #動(dòng)態(tài)黏貼面具服務(wù) def __init__(self, saved=False): self.saved = saved # 是否保存圖片 self.listener = True # 啟動(dòng)參數(shù) self.video_capture = cv2.VideoCapture(0) # 調(diào)用本地?cái)z像頭 self.doing = False # 是否進(jìn)行面部面具 self.speed = 0.1 # 面具移動(dòng)速度 self.detector = get_frontal_face_detector() # 面部識(shí)別器 #下載的shape_predictor_68_face_landmarks.dat,解壓放在指定路徑下,因?yàn)槲沂菃?dòng)微軟vscode編輯器 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 # 面具存在時(shí)間基礎(chǔ)時(shí)間 self.animation_time = 0 # 動(dòng)畫周期初始值 self.duration = self.fps * 4 # 動(dòng)畫周期最大值 self.fixed_time = 4 # 畫圖之后,停留時(shí)間 self.max_width = 500 # 圖像大小 self.deal, self.text, self.cigarette = None, None, None # 面具對(duì)象 def read_data(self): _, data = self.video_capture.read() return data def save_data(self, draw_img): if not self.saved: return #指定路徑 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("加載面具...") self.deal, self.text, self.cigarette = ( #修改指定路徑,因?yàn)槲沂菃?dòng)微軟vscode編輯器 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(axis=0).astype("int") right_eye_center = right_eye.mean(axis=0).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])), resample=Image.LANCZOS) deal = deal.rotate(eye_angle, expand=True) 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(axis=0).astype("int") cigarette = self.cigarette.resize( (face_width, int(face_width * self.cigarette.size[1] / self.cigarette.size[0])), resample=Image.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): #人臉定位 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("程序啟動(dòng)成功.") self.init_mask() while self.listener: frame = self.read_data() frame = resize(frame, width=self.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是開(kāi)始戴墨鏡和叼煙 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:
吸煙有害健康!!!哈哈哈
4 小插曲:
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4.1 本機(jī)是華為筆記本電腦,預(yù)裝深度deepin-linux操作系統(tǒng),原因眾所周知!使用起來(lái)還是很方便的!
4.2 在我調(diào)用攝像頭時(shí),起初竟然一片漆黑!!于是,我私下“罵了華為”,什么“高科技”筆記本電腦,竟然沒(méi)有安裝攝像頭!!!
4.3 后來(lái)網(wǎng)上一查,還真是高科技,華為牛!攝像頭藏在鍵盤7上面,如下圖,按一下彈出來(lái),牛!
華為威武!中華有為,支持國(guó)產(chǎn)!!
自己整理并分享出來(lái),喜歡的點(diǎn)贊、轉(zhuǎn)發(fā)和收藏。
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