我正在尝试读取文件夹上的多个图像并进行一些处理。我有一个提取面部地标坐标的代码。但我只能将此代码应用于一个图像。我希望脚本能处理文件夹中的所有图像。我读过一些解决方案,但它们对我不起作用。你能告诉我怎样才能给这个应用循环吗?你知道吗
这是我的密码:
import numpy as np
import cv2
import dlib
import os
from glob import glob
mouth_matrice= open("C:/Users/faruk/Desktop/matrices/mouth.txt","w")
lefteye_matrice= open("C:/Users/faruk/Desktop/matrices/lefteye.txt","w")
righteye_matrice= open("C:/Users/faruk/Desktop/matrices/righteye.txt","w")
cascPath = ("C:/opencv/sources/data/haarcascades_cuda/haarcascade_frontalface_default.xml")
all_matrice= open("C:/Users/faruk/Desktop/matrices/all.txt","w")
#imagePath = ("C:/Users/faruk/Desktop/Dataset/Testing/342_spontaneous_smile_4 (2-17-2018 8-37-58 PM)/342_spontaneous_smile_4 357.jpg")
mypath=os.path.join("c:", os.sep, "Users", "faruk", "Desktop", "Dataset","Testing2")
PREDICTOR_PATH = ("C:/Users/faruk/Desktop/Working projects/facial-landmarks/shape_predictor_68_face_landmarks.dat")
JAWLINE_POINTS = list(range(0, 17))
RIGHT_EYEBROW_POINTS = list(range(17, 22))
LEFT_EYEBROW_POINTS = list(range(22, 27))
NOSE_POINTS = list(range(27, 36))
#RIGHT_EYE_POINTS = list(range(36, 42))
RIGHT_EYE_POINTS = list([36,39])
ALL_POINTS= list([36,39,42,45,48,51,54,57])
##LEFT_EYE_POINTS = list(range(42, 48))
LEFT_EYE_POINTS = list([42, 45])
##MOUTH_OUTLINE_POINTS = list(range(48, 61))
MOUTH_OUTLINE_POINTS = list([48,51,54,57])
MOUTH_INNER_POINTS = list(range(61, 68))
# Create the haar cascade
faceCascade = cv2.CascadeClassifier(cascPath)
predictor = dlib.shape_predictor(PREDICTOR_PATH)
# Read the image
cv2.namedWindow('Landmarks found',cv2.WINDOW_NORMAL)
cv2.resizeWindow('Landmarks found', 800,800)
image = cv2.imread(imagePath)
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
# Detect faces in the image
faces = faceCascade.detectMultiScale(
gray,
scaleFactor=1.05,
minNeighbors=5,
minSize=(100, 100),
flags=cv2.CASCADE_SCALE_IMAGE
)
print("Found {0} faces!".format(len(faces)))
for (x, y, w, h) in faces:
cv2.rectangle(image, (x, y), (x + w, y + h), (0, 255, 0), 2)
# Converting the OpenCV rectangle coordinates to Dlib rectangle
dlib_rect = dlib.rectangle(int(x), int(y), int(x + w), int(y + h))
landmarks = np.matrix([[p.x, p.y]
for p in predictor(image, dlib_rect).parts()])
#landmarks_display = landmarks[LEFT_EYE_POINTS]
landmarks_display = np.matrix(landmarks[ALL_POINTS])
for idx, point in enumerate(landmarks_display):
pos = (point[0, 0], point[0, 1])
cv2.circle(image, pos, 2, color=(0, 255, 255), thickness=-1)
np.savetxt(all_matrice,landmarks_display,fmt='%.f',newline=',')
all_matrice.close()
# Draw a rectangle around the faces
cv2.imshow("Landmarks found", image)
cv2.waitKey(0)
您可以使用这样的方法来获取目录中所有图像的路径:
您需要添加代码并处理每个路径。 希望这有帮助。你知道吗
编辑:
我没有办法测试它,它当然需要清理,但可能只是工作。不知道你想包括什么图像扩展,所以我只包括jpg。你知道吗
另外,在你尝试处理诸如人脸识别或图像处理之类的事情之前,你应该尝试学习一些基本的编程概念。你知道吗
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