YHaruoka

#include <opencv2/opencv.hpp>

int main() {

	// 画像の入力
	cv::Mat input_image = cv::imread("input.jpg", 0);
	cv::Mat sobel_image, output_image;

	/* Sobelフィルタ (3×3)
	-1 0 1

YHaruoka

#include <iostream>
#include <opencv2/opencv.hpp>


int main(int argc, char* argv[]) {

	if (argc < 2) {
		std::cerr << "引数不足(入力画像名, 閾値)" << std::endl;
		return -1;
	}

YHaruoka

import numpy as np
import matplotlib.pyplot as plt
import cv2

# Loading image data (GreyScale)
image = cv2.imread('data/lenna.png', cv2.IMREAD_GRAYSCALE)

# Generating noise 
mean = 0;
sigma = 10;

YHaruoka

import numpy as np
import cv2

print(cv2.__version__)

def AddGaussianNoise(image, mean, sigma):
    noise = np.random.normal(mean, sigma, np.shape(image))
    noisy_image = image + noise
    noisy_image[noisy_image > 255] = 255
    noisy_image[noisy_image < 0] = 0

YHaruoka

import numpy as np
import cv2

print("OpenCV Version: " + str(cv2.__version__))

def AddGaussianNoise(image, mean, sigma):
    noise = np.random.normal(mean, sigma, np.shape(image))
    noisy_image = image + noise
    noisy_image[noisy_image > 255] = 255
    noisy_image[noisy_image < 0] = 0

YHaruoka

import numpy as np
import cv2
import math

print("OpenCV Version: " + str(cv2.__version__))

def AddGaussianNoise(image, mean, sigma):
    noise = np.random.normal(mean, sigma, np.shape(image))
    noisy_image = image + noise
    noisy_image[noisy_image > 255] = 255

YHaruoka

import numpy as np
import cv2

print("OpenCV Version: " + str(cv2.__version__))

def AddGaussianNoise(image, mean, sigma):
    noise = np.random.normal(mean, sigma, np.shape(image))
    noisy_image = image + noise
    noisy_image[noisy_image > 255] = 255
    noisy_image[noisy_image < 0] = 0

YHaruoka

import cv2
import sys

def main():
        
    print("OpenCV Version: " + str(cv2.__version__))    

    # Loading image data (COLOR)
    filename1 = "data/lenna.png"
    filename2 = "data/lenna.png"

YHaruoka

import numpy as np
import cv2
import sys

def main():
        
    print("OpenCV Version: " + str(cv2.__version__))    

    # Loading image data (COLOR)
    filename = "data/lenna.png"

YHaruoka

import numpy as np
import cv2
import sys

def main():
        
    print("OpenCV Version: " + str(cv2.__version__) + "\n")     

    # Loading image data (COLOR)
    filename = "data/lenna.png"