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JarvisUSTC
DiffPure-RobustVLM
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import cv2
import numpy as np
def gaussian_blur_overlay(image_path, blur_kernel_size=(9, 9), blur_sigma_x=1.7):
"""
对图像应用高斯模糊叠加效果。
参数:
image_path (str): 图像文件路径。
blur_kernel_size (tuple): 高斯模糊内核大小(宽度,高度)。
blur_sigma_x (int): 高斯模糊在 X 方向上的标准差。
"""
# 读取图像
image = cv2.imread(image_path)
if image is None:
print(f"错误:无法读取图像 {image_path}")
return
# 应用高斯模糊
blurred_image = cv2.GaussianBlur(image, blur_kernel_size, blur_sigma_x)
# 叠加原始图像和模糊图像
alpha = 0.1 # 原始图像的权重
beta = 1 - alpha # 模糊图像的权重
gamma = 0 # 亮度调整
overlayed_image = cv2.addWeighted(image, alpha, blurred_image, beta, gamma)
try:
cv2.imwrite("test.jpg", overlayed_image)
except Exception as e:
print(f"保存图像时出错:{e}")
# 示例用法
image_file = "outputs/rebuttal/attack/llava_vlguard/attack/bad_prompt_temp_5000.bmp" # 替换为你的图像路径
gaussian_blur_overlay(image_file)
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