277 lines
9.5 KiB
Python
277 lines
9.5 KiB
Python
import warnings
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import os
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from tabulate import tabulate
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import math
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warnings.filterwarnings("ignore",
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category=UserWarning,
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module="google.protobuf")
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os.environ["TF_CPP_MIN_LOG_LEVEL"] = "3"
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import argparse
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import cv2
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from mediapipe.python.solutions import pose
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import logging
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class Landmarker:
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resized_height = 256
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resized_width = 300
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def __init__(self) -> None:
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args = self.parse_args()
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if args.front_image == None:
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raise Exception("front image needs to be passed")
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if args.side_image == None:
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raise Exception("side image needs to be passed")
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self.front_image = cv2.imread(args.front_image)
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self.side_image = cv2.imread(args.side_image)
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self.front_image_resized = cv2.resize(
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self.front_image, (self.resized_height, self.resized_width))
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self.side_image_resized = cv2.resize(
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self.side_image, (self.resized_height, self.resized_width))
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self.person_height = args.person_height
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self.pixel_height = args.pixel_height
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self.pose = pose.Pose(
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static_image_mode=True,
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min_detection_confidence=args.pose_detection_confidence,
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min_tracking_confidence=args.pose_tracking_confidence,
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)
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self.landmarks_indices = [
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pose.PoseLandmark.LEFT_SHOULDER.value,
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pose.PoseLandmark.RIGHT_SHOULDER.value,
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pose.PoseLandmark.LEFT_ELBOW.value,
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pose.PoseLandmark.RIGHT_ELBOW.value,
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pose.PoseLandmark.LEFT_WRIST.value,
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pose.PoseLandmark.RIGHT_WRIST.value,
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pose.PoseLandmark.LEFT_HIP.value,
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pose.PoseLandmark.RIGHT_HIP.value,
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pose.PoseLandmark.LEFT_KNEE.value,
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pose.PoseLandmark.RIGHT_KNEE.value,
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pose.PoseLandmark.LEFT_ANKLE.value,
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pose.PoseLandmark.RIGHT_ANKLE.value,
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]
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def parse_args(self):
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parser = argparse.ArgumentParser()
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parser.add_argument("--front",
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dest="front_image",
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type=str,
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help="Front image")
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parser.add_argument("--side",
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dest="side_image",
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type=str,
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help="Side image")
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parser.add_argument(
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"--pose_detection_confidence",
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dest="pose_detection_confidence",
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default=0.5,
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type=float,
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help="Confidence score for pose detection",
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)
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parser.add_argument(
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"--pose_tracking_confidence",
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dest="pose_tracking_confidence",
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default=0.5,
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type=float,
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help="Confidence score for pose tracking",
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)
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parser.add_argument(
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"--person_height",
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default=153,
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dest="person_height",
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type=int,
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help="person height of person",
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)
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parser.add_argument(
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"--pixel_height",
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# default=216,
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dest="pixel_height",
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type=int,
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help="pixel height of person",
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)
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return parser.parse_args()
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def run(self):
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logging.warning("person's height: %s", self.person_height)
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logging.warning("person's pixel height: %s", self.pixel_height)
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front_results, side_results = self.process_images()
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self.get_center_top_point(front_results)
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self.calculate_distance_betn_landmarks(front_results)
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self.output()
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self.display_images()
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self.pose.close()
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def process_images(self):
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front_results = self.pose.process(
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cv2.cvtColor(self.front_image_resized, cv2.COLOR_BGR2RGB))
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side_results = self.pose.process(
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cv2.cvtColor(self.side_image_resized, cv2.COLOR_BGR2RGB))
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self.side_image_keypoints = self.side_image_resized.copy()
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self.front_image_keypoints = self.front_image_resized.copy()
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if front_results.pose_landmarks: # type: ignore
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self.draw_landmarks(
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self.front_image_keypoints,
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front_results.pose_landmarks, # type: ignore
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self.landmarks_indices,
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)
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if side_results.pose_landmarks: # type: ignore
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self.draw_landmarks(
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self.side_image_keypoints,
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side_results.pose_landmarks, # type: ignore# type: ignore
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self.landmarks_indices,
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)
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return front_results, side_results
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def pixel_to_metric_ratio(self):
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self.pixel_height = self.pixel_distance * 2
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pixel_to_metric_ratio = self.person_height / self.pixel_height
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logging.warning("pixel_to_metric_ratio %s", pixel_to_metric_ratio)
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return pixel_to_metric_ratio
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def draw_landmarks(self, image, landmarks, indices):
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for idx in indices:
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landmark = landmarks.landmark[idx]
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h, w, _ = image.shape
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cx, cy = int(landmark.x * w), int(landmark.y * h)
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self.circle(image, cx, cy)
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def circle(self, image, cx, cy):
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return cv2.circle(image, (cx, cy), 2, (255, 0, 0), -1)
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def output(self):
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table = [[
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"shoulder_elbow",
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], [
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"elbow_wrist",
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], [
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"hip_knee",
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], [
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"knee_ankel",
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]]
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output = tabulate(table,
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headers=["measurement", "value"],
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tablefmt="plain")
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print(output)
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def get_landmarks(self):
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self.landmarks_to_calculate = [[
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pose.PoseLandmark.LEFT_SHOULDER, pose.PoseLandmark.LEFT_ELBOW,
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pose.PoseLandmark.LEFT_WRIST
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],
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[
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pose.PoseLandmark.LEFT_HIP,
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pose.PoseLandmark.LEFT_KNEE,
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pose.PoseLandmark.LEFT_ANKLE
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]]
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#return
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def calculate_distance_betn_landmarks(self, front_results, landmarks=[]):
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if not front_results.pose_landmarks:
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return
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landmarks = front_results.pose_landmarks.landmark
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landmarks_to_calculate = [
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pose.PoseLandmark.LEFT_SHOULDER, pose.PoseLandmark.LEFT_ELBOW,
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pose.PoseLandmark.LEFT_WRIST
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]
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#landmarks_to_calculate = self.get_landmarks();
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for l in landmarks_to_calculate:
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#l1 = int(l1[0] * self.resized_height), int(l1[1] * self.resized_width)
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real_distance = 0
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for idx, l in enumerate(landmarks_to_calculate):
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if idx < len(landmarks_to_calculate) - 1:
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_current = landmarks[l.value]
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_nextl = landmarks_to_calculate[idx + 1]
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_next = landmarks[_nextl.value]
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pixel_distance = self.euclidean_distance(
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_current.x, _current.y, _next.x, _next.y)
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print(pixel_distance)
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real_distance += pixel_distance * self.pixel_to_metric_ratio(
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)
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print(real_distance)
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def euclidean_distance(self, x1, y1, x2, y2):
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distance = math.sqrt((x2 - x1)**2 + (y2 - y1)**2)
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return distance
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def destroy(self):
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cv2.destroyAllWindows()
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def display_images(self):
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cv2.imshow("front_image_keypoints", self.front_image_keypoints)
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cv2.imshow("side_image_keypoints", self.side_image_keypoints)
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cv2.imshow("edges", self.edges)
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cv2.waitKey(0)
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def get_center_top_point(self, side_results):
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gray_image = cv2.cvtColor(self.side_image_keypoints,
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cv2.COLOR_BGR2GRAY)
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blurred_image = cv2.GaussianBlur(gray_image, (5, 5), 0)
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roi = blurred_image[0:int(self.side_image_resized.shape[0] / 2), :]
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self.edges = cv2.Canny(roi, 50, 150)
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contours, _ = cv2.findContours(self.edges, cv2.RETR_EXTERNAL,
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cv2.CHAIN_APPROX_SIMPLE)
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xt, yt = None, None
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self.topmost_point = None
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if contours:
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largest_contour = max(contours, key=cv2.contourArea)
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self.topmost_point = tuple(
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largest_contour[largest_contour[:, :, 1].argmin()][0])
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xt, yt = self.topmost_point
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self.circle(self.side_image_keypoints, xt, yt)
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logging.warning("xt: %s", xt)
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logging.warning("yt: %s", yt)
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xc, yc = None, None
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landmarks = side_results.pose_landmarks.landmark
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if side_results.pose_landmarks: # type: ignore
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left_hip = landmarks[pose.PoseLandmark.LEFT_HIP.value]
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right_hip = landmarks[pose.PoseLandmark.RIGHT_HIP.value]
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center_point = (
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(left_hip.x + right_hip.x) / 2,
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(left_hip.y + right_hip.y) / 2,
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)
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center_point = (
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int(center_point[0] * self.side_image_resized.shape[1]),
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int(center_point[1] * self.side_image_resized.shape[0]),
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)
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xc, yc = center_point
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logging.warning("xc: %s", xc)
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logging.warning("yc: %s", yc)
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self.circle(self.side_image_keypoints, xc, yc)
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self.pixel_distance = self.euclidean_distance(xc, xt, yc, yt)
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self.distance = (self.euclidean_distance(xc, xt, yc, yt) *
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self.pixel_to_metric_ratio())
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return self.distance
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l = Landmarker()
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try:
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l.run()
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except:
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print("error")
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finally:
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l.destroy()
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