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| #include <opencv2/opencv.hpp> | |
| Mat convoluirGenerica(Mat& img, float **masc, int M, int N){ | |
| float output=0; | |
| Mat resp = img.clone(); | |
| int m=(M-1)/2; | |
| int n=(N-1)/2; | |
| for (int x=0; x<img.rows;x++){ |
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| Mat operadorRobert(Mat img){ | |
| Mat imgResultante = img.clone(); | |
| int gx,gy; | |
| for (int i=0; i < img.rows; i++) { | |
| for(int j=0; j < img.cols; j++){ | |
| gx = img.at<uchar>(i,j) - img.at<uchar>(i+1,j+1); | |
| gy = img.at<uchar>(i+1,j) - img.at<uchar>(i,j+1); | |
| imgResultante.at<uchar>(i,j) = sqrt(pow(gx,2) + pow(gy,2)); |
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| Mat operadoresPrewitt(Mat img){ | |
| Mat imgResultante = img.clone(); | |
| int gx,gy; | |
| for(int i=0; i< img.rows; i++){ | |
| for(int j=0; j < img.cols; j++){ | |
| gx = (img.at<uchar>(i-1,j+1) + img.at<uchar>(i,j+1) + img.at<uchar>(i+1,j+1)) - | |
| (img.at<uchar>(i-1, j-1) + img.at<uchar>(i, j-1) + img.at<uchar>(i+1, j-1)); |
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| Mat operadoresSabel(Mat img){ | |
| Mat imgResultante = img.clone(); | |
| int gx,gy; | |
| for(int i=0; i< img.rows; i++){ | |
| for(int j=0; j < img.cols; j++){ | |
| gx = (img.at<uchar>(i+1,j-1) + 2*(img.at<uchar>(i+1,j)) + img.at<uchar>(i+1,j+1)) - | |
| (img.at<uchar>(i-1, j-1) + 2*(img.at<uchar>(i-1, j)) + img.at<uchar>(i-1, j+1)); |
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| Mat filtroLaplaciano(Mat img){ | |
| float **Masc = (float **) malloc (3 *sizeof (float*)); | |
| for(int i=0; i<3; i++){ | |
| Masc[i] = (float *) malloc (3 *sizeof (float)); | |
| } | |
| Masc[0][0] = 0; Masc[0][1] = -1; Masc[0][2] = 0; | |
| Masc[1][0] = -1; Masc[1][1] = 4; Masc[1][2] = -1; | |
| Masc[2][0] = 0; Masc[2][1] = -1; Masc[2][2] = 0; |
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| void criarGaussiano(float **mascara, int largura, int altura){ | |
| // adotando desvio padrão = 1,0 | |
| float sigma = 1.0; | |
| float r, s = 2.0 * sigma * sigma; | |
| // variável para somatório | |
| float soma = 0.0; | |
| // delimitadores para máscara simétrica com média em (0,0) | |
| int m = (largura-1)/2; |
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| #include <iostream> | |
| #include <opencv2/opencv.hpp> | |
| #include <math.h> | |
| using namespace cv; | |
| using namespace std; | |
| String dirSaida = "/home/johnny/Documentos/Sistemas de Informacao/S4/PDI/Projetos/PDI_Experimento_PassaAltas/Saidas/"; | |
| String imagensEntrada[] = {"/home/johnny/Documentos/Sistemas de Informacao/S4/PDI/Projetos/PDI_Experimento_PassaAltas/Entradas/crianca.jpg", | |
| "/home/johnny/Documentos/Sistemas de Informacao/S4/PDI/Projetos/PDI_Experimento_PassaAltas/Entradas/lenna.jpg", |
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| const http = require('http') | |
| const url = require('url') | |
| const fs = require('fs') | |
| const server = http.createServer(function(req, res){ | |
| var result = url.parse(req.url, true) | |
| const lerArquivo = (caminho) => { | |
| fs.readFile(__dirname + caminho, function(err, html){ | |
| res.writeHeader(200, {"Content-Type": "text/html"}) |
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| clear all | |
| clc | |
| f = 10; % Frequencia | |
| w = 2*pi*f; % Frequencia angular | |
| t = 0:0.001:1; % Tempo | |
| y = sin(w*t) % Funcao |
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| clear all | |
| clc | |
| f1 = 10; % Frequencia | |
| f2 = 5; % Frequencia | |
| w1 = 2*pi*f1; % Frequencia angular | |
| w2 = 2*pi*f2; % Frequencia angular | |
| t = 0:0.001:1; % Tempo |
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