我正在开发一个虚拟穿衣平台。我想从图像中获得一个人的测量值。我已经实现了 OpenPose 并且能够获得一个人的骨架但是我不知道如何获得单个身体部位的测量值?
这是使用 OpenPose、OpenCV 获取 Skeleton 的代码
get_skeleton_op.py
import cv2
import time
import numpy as np
protoFile = "pose/coco/pose_deploy_linevec.prototxt"
weightsFile = "pose/coco/pose_iter_440000.caffemodel"
nPoints = 18
POSE_PAIRS = [[1, 0], [1, 2], [1, 5], [2, 3], [3, 4], [5, 6], [6, 7],
[1, 8], [8, 9], [9, 10], [1, 11], [11, 12], [12, 13],
[0, 14], [0, 15], [14, 16], [15, 17]]
frame = cv2.imread("./fatguy.jpg")
frameCopy = np.copy(frame)
frameWidth = frame.shape[1]
frameHeight = frame.shape[0]
threshold = 0.1
net = cv2.dnn.readNetFromCaffe(protoFile, weightsFile)
t = time.time()
# input image dimensions for the network
inWidth = 368
inHeight = 368
inpBlob = cv2.dnn.blobFromImage(frame, 1.0 / 255, (inWidth, inHeight),
(0, 0, 0), swapRB=False, crop=False)
net.setInput(inpBlob)
output = net.forward()
print(output)
print("time taken by network : {:.3f}".format(time.time() - t))
H = output.shape[2]
W = output.shape[3]
# Empty list to store the detected keypoints
points = []
for i in range(nPoints):
# confidence map of corresponding body's part.
probMap = output[0, i, :, :]
# Find global maxima of the probMap.
minVal, prob, minLoc, point = cv2.minMaxLoc(probMap)
# Scale the point to fit on the original image
x = (frameWidth * point[0]) / W
y = (frameHeight * point[1]) / H
if prob > threshold:
cv2.circle(frameCopy, (int(x), int(y)), 8, (0, 255, 255),
thickness=-1,
lineType=cv2.FILLED)
cv2.putText(frameCopy, "{}".format(i), (int(x), int(y)),
cv2.FONT_HERSHEY_SIMPLEX,
1, (0, 0, 255), 2,
lineType=cv2.LINE_AA)
# Add the point to the list if the probability
# is greater than the threshold
points.append((int(x), int(y)))
else:
points.append(None)
# Draw Skeleton
for pair in POSE_PAIRS:
partA = pair[0]
partB = pair[1]
if points[partA] and points[partB]:
cv2.line(frame, points[partA], points[partB], (0, 255, 255), 2)
cv2.circle(frame, points[partA], 8, (0, 0, 255),
thickness=-1,
lineType=cv2.FILLED)
# cv2.imshow('Output-Keypoints', frameCopy)
cv2.imshow('Output-Skeleton', frame)
cv2.imwrite('Output-Keypoints.jpg', frameCopy)
cv2.imwrite('Output-Skeleton.jpg', frame)
print("Total time taken : {:.3f}".format(time.time() - t))
cv2.waitKey(0)
谁能告诉我如何前进?