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OpenCVã«é–¢ã™ã‚‹nokoribiã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (10)

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OpenCVã§ç”»åƒä¸Šã«åˆ¥ã®ç”»åƒã‚’æç”»ã™ã‚‹ - Qiita
ã¯ã˜ã‚ã« OpenCVã§ç”»åƒä¸Šã«åˆ¥ã®ç”»åƒã‚’é‡ãã‚‹æ–¹æ³•ã‚’ç´¹ä»‹ã—ã¾ã™ã€‚ OpenCV.jpã§ã¯è¤‡æ•°ã®ç”»åƒã‚’é€£çµã™ã‚‹æ–¹æ³•ãŒç´¹ä»‹ã•ã‚Œã¦ã„ã¾ã™ãŒã€ä¸€ã¤ã®ç”»åƒã®ä¸Šã«åˆ¥ã®ç”»åƒã‚’é‡ãã‚‹æ–¹æ³•ï¼ˆPiPï¼šãƒ”ã‚¯ãƒãƒ£ãƒ»ã‚¤ãƒ³ãƒ»ãƒ”ã‚¯ãƒãƒ£ï¼‰ã¯ç„¡ã„ã‚ˆã†ã§ã™ã€‚ ã¾ãŸã€Stack Overflowã§ã¯ROIæ‰‹æ³•ãŒç´¹ä»‹ã•ã‚Œã¦ã„ã¾ã™ãŒã€é ˜åŸŸã‚µã‚¤ã‚ºã‚’é–“é•ãˆã‚‹ã¨ã‚¨ãƒ©ãƒ¼ã«ãªã‚‹ã“ã¨ã‚„ã€å…ƒç”»åƒã‚’å¤‰å½¢ã—ã¦é‡ãåˆã‚ã›ã‚‹ã“ã¨ãŒã§ããªã„ãªã©ã€å–ã‚Šå›žã—ãŒæ‚ªã„ã‚ˆã†ã«æ€ã„ã¾ã™ã€‚ ãã“ã§ã€æœ¬ç¨¿ã§ã¯cv::warpAffineã‚’ä½¿ã„ã¾ã™ã€‚ è¡Œåˆ—ã‚’ç†è§£ã™ã‚‹æ‰‹é–“ãŒã‚ã‚Šã¾ã™ãŒã€ç”»åƒã®å¤‰å½¢ã«å¯¾å¿œã—ã¦ã„ã‚‹ã“ã¨ã¨ã€èƒŒæ™¯ç”»åƒã®å¤–ã«æç”»ã—ã¦ã‚‚ã‚¨ãƒ©ãƒ¼ã«ãªã‚‰ãªã„ãªã©ã®åˆ©ç‚¹ãŒã‚ã‚Šã¾ã™ã€‚ ã‚µãƒ³ãƒ—ãƒ«ã‚³ãƒ¼ãƒ‰ ã‚¢ãƒ•ã‚£ãƒ³å¤‰æ› ã€Œã‚¢ãƒ•ã‚£ãƒ³å¤‰æ›ã€ã¯ç”»åƒã‚’æ‹¡ç¸®ã€å›žè»¢ã€å‰ªæ–ã€å¹³è¡Œç§»å‹•ã™ã‚‹å‡¦ç†ã§ã™ã€‚ è©³ã—ãã¯OpenCV.jpã®cv::warpAffineã‚’å‚ç…§ã—ã¦ãã ã•ã„ã€‚ ã‚¢ãƒ•ã‚£ãƒ³è¡Œåˆ— ã‚¢ãƒ•ã‚£ãƒ³
nokoribi 2018/01/04
OpenCV
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OpenCV for Androidã§ã‚ãƒ£ãƒ—ãƒãƒ£ã—ãŸã‚«ãƒ¡ãƒ©ç”»åƒã«ãƒ•ãƒ¬ãƒ¼ãƒ ã‚’åˆæˆ - eight-seven's blog
å’æ¥ç ”ç©¶ã‚‚ç„¡äº‹ã«çµ‚ã‚ã‚Šã€ä¸é€”åŠç«¯ã«çµ‚ã‚ã£ã¦ã—ã¾ã£ãŸã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã®æ‰‹ç›´ã—ã¨ã‹ã—ã¦ã¾ã—ãŸã€‚ å’æ¥ç ”ç©¶å‘¨ã‚Šã¯ã“ã®è¾ºãŒã‚‚ã†å°‘ã—è½ã¡ç€ã„ãŸã‚‰ã¾ãŸæ‰‹ã‚’ä»˜ã‘ã¦è¡ŒããŸã„ãªãã¨ã€‚ ãã®æ™‚ã«è§£æ±ºã§ããŸäº‹æŸ„ã‚’ï¼‘å€‹ãƒ¡ãƒ¢ã€‚ OpenCV for Android 2.4.6ã®ã‚µãƒ³ãƒ—ãƒ« OpenCV Tutorial 1 -Camera Previewã‚’ä½¿ã£ã¦æž ä»˜ãã®å†™çœŸã‚’æ’®å½±ã™ã‚‹ä½œã£ã¦ã¿ã¾ã™ã€‚ è‡ªåˆ†ãŒãƒ¡ãƒ¢ã—ãŸã„ã¨æ€ã£ãŸã¨ã“ã‚ã®ã¿ã«çµžã‚‹ã®ã§ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã®è¿½åŠ æ–¹æ³•ã¯å‰²æ„›ã—ã¾ã™ï¼ˆé–²è¦§ã—ã¦ã„ã‚‹æ–¹ã¯ï¼ã«è¿‘ã„ã¨æ€ã„ã¾ã™ãŒã€ã‚‚ã—æ°—ã«ãªã‚‹æ–¹ã„ã‚‰ã£ã—ã‚ƒã‚Œã°ã”ä¸€å ±ã‚’ã€‚è¿½è¨˜ã—ã¾ã™ï¼‰ Tutorial1Activity.javaã®ä¸ã«OnCameraFrameãƒ¡ã‚½ãƒƒãƒ‰ãŒã‚ã‚Šã¾ã™ã€‚ ã“ã®ä¸ã«è¨˜è¿°ã‚’è¿½è¨˜ã™ã‚‹ã“ã¨ã§ã€è¡¨ç¤ºã™ã‚‹ã‚«ãƒ¡ãƒ©ã®æ˜ åƒã«ç·¨é›†ã‚’åŠ ãˆã¾ã™ã€‚ publicÂ Mat onCameraFrame(CvCameraViewFrame inp
nokoribi 2018/01/04
OpenCV
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Beginner's guide to understand Fingertips counting using convexity defects in OpenCV
nokoribi 2018/01/03
OpenCV
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Javaç‰ˆOpenCVã§æ–‡å—(ãƒ†ã‚ã‚¹ãƒˆ)ã®æç”»
nokoribi 2018/01/03
OpenCV
ãƒªãƒ³ã‚¯
OpenCV-javaã§è¼ªéƒæ¤œå‡º
import java.util.ArrayList; import java.util.List; import org.opencv.core.*; import org.opencv.highgui.Highgui; import org.opencv.imgproc.Imgproc; public class Main { /** * è¼ªéƒã‚’æŠ½å‡ºã—ã¦ã€è¼ªéƒã‚’å›²ã‚€å››è§’å½¢ã‚’æç”»ã—ã¾ã™ã€‚ */ public static void main(String[] args) { System.loadLibrary("opencv_java"); Mat src= Highgui.imread("num.png",0); Mat hierarchy=Mat.zeros(new Size(5,5), CvType.CV_8UC1); Mat invsrc=src.clone(); Core.b
nokoribi 2018/01/03
OpenCV
ãƒªãƒ³ã‚¯
è¼ªéƒã«é–¢ã™ã‚‹ã„ã‚ã„ã‚ãªé–¢æ•° â€” OpenCV-Python Tutorials
æˆ»ã‚Šå€¤ã¯arrayåž‹ã®ãƒ‡ãƒ¼ã‚¿ã§ï¼Œãã®å„è¡Œã¯æ¬¡ã®4ã¤ã‹ã‚‰ãªã‚‹: [ å§‹ç‚¹, çµ‚ç‚¹, æœ€ã‚‚é ã„ç‚¹, æœ€ã‚‚é ã„ç‚¹ã¾ã§ã®è¿‘ä¼¼è·é›¢] ï¼Žã“ã‚Œã‚’ç”»åƒã‚’ç”¨ã„ã¦èª¬æ˜Žã—ã‚ˆã†ï¼Žã¾ãšåˆã‚ã«ã€Œå§‹ç‚¹ã€ã¨ã€Œçµ‚ç‚¹ã€ã‚’çµã¶ç·šã‚’å¼•ãï¼Œã€Œæœ€ã‚‚é ã„ç‚¹ã€ã«å††ã‚’æãï¼Žã“ã“ã§æœ€åˆã®3å€‹ã®å€¤ã¯ cnt ã®ã‚¤ãƒ³ãƒ‡ãƒƒã‚¯ã‚¹ã§ã‚ã‚‹ãŸã‚ï¼Œãã‚Œãžã‚Œã®åº§æ¨™ã‚’å¾—ã‚‹ã«ã¯è¼ªéƒcntã‹ã‚‰å–å¾—ã—ãªã‘ã‚Œã°ãªã‚‰ãªã„ã“ã¨ã«æ³¨æ„ï¼Ž (ã‚³ãƒ¼ãƒ‰ã¨ä½¿ç”¨ã™ã‚‹ç”»åƒ) æ³¨æ„: OpenCV3ã§ã¯OpenCV2ã¨ç•°ãªã‚Š cv2.findContours()ã¯2ã¤ã§ã¯ãªã3ã¤ã®å€¤ã‚’è¿”ã™ãŸã‚ã€ æœ€åˆã®æˆ»ã‚Šå€¤ã¯_ã«ã‚»ãƒƒãƒˆã—ã¦ã„ã‚‹(ã¤ã¾ã‚Šã€ãã®å€¤ã‚’ç„¡è¦–ã—ã¦ã„ã‚‹) import cv2 import numpy as np img = cv2.imread('star.jpg') img_gray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY) ret, th
nokoribi 2018/01/03
OpenCV
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æ§‹é€ è§£æžã¨å½¢çŠ¶ãƒ‡ã‚£ã‚¹ã‚¯ãƒªãƒ—ã‚¿ â€” opencv v2.1 documentation
nokoribi 2018/01/03
OpenCV
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è¼ªéƒã«é–¢ã™ã‚‹æ›´ãªã‚‹é–¢æ•° â€” OpenCV-Python Tutorials 1 documentation
è¿”æˆ»å€¤ã¯arrayåž‹ã®ãƒ‡ãƒ¼ã‚¿ã«ãªã‚Šï¼Œå„è¡Œã«3ã¤ã®æ•°å€¤ - [ å§‹ç‚¹, çµ‚ç‚¹, æœ€ã‚‚é ã„ç‚¹, æœ€ã‚‚é ã„ç‚¹ã¾ã§ã®è¿‘ä¼¼è·é›¢] ã‚’æŒ‡ã—ã¾ã™ï¼Žä»¥ä¸‹ã«ãã®ä¾‹ã‚’ç¤ºã—ã¾ã™ï¼Žã¾ãšåˆã‚ã«å§‹ç‚¹ã¨çµ‚ç‚¹ã‚’çµã¶ç·šã‚’å¼•ãï¼Œæœ€ã‚‚é ã„ç‚¹ã«å††ã‚’æãã¾ã™ï¼Žæœ€åˆã®3å€‹ã®å€¤ã¯ cnt ã®ã‚¤ãƒ³ãƒ‡ãƒƒã‚¯ã‚¹ã ã¨ã„ã†ç‚¹ã«æ³¨æ„ã—ã¦ãã ã•ã„ï¼Žãã®ãŸã‚ï¼Œç‚¹ã®åº§æ¨™ã‚’å¾—ã‚‹ãŸã‚ã«ã¯``cnt`` ã‹ã‚‰å–å¾—ã—ãªã‘ã‚Œã°ã„ã‘ã¾ã›ã‚“ï¼Ž import cv2 import numpy as np img = cv2.imread('star.jpg') img_gray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY) ret, thresh = cv2.threshold(img_gray, 127, 255,0) contours,hierarchy = cv2.findContours(thresh,2,1) cnt = con
nokoribi 2018/01/03
OpenCV
ãƒªãƒ³ã‚¯
javaã§opencvä½¿ã£ã¦æ‰‹ã®èªè˜ - Qiita
package imageTranslater; import java.util.ArrayList; import org.opencv.core.Core; import org.opencv.core.CvType; import org.opencv.core.Mat; import org.opencv.core.MatOfInt; import org.opencv.core.MatOfInt4; import org.opencv.core.MatOfPoint; import org.opencv.core.Point; import org.opencv.core.Scalar; import org.opencv.highgui.VideoCapture; import org.opencv.imgproc.Imgproc; import processing.cor
nokoribi 2018/01/03
OpenCV
ãƒªãƒ³ã‚¯
ã‚µãƒ¼ãƒ“ã‚¹çµ‚äº†ã®ãŠçŸ¥ã‚‰ã›
ã‚µãƒ¼ãƒ“ã‚¹çµ‚äº†ã®ãŠçŸ¥ã‚‰ã› ã„ã¤ã‚‚Yahoo! JAPANã®ã‚µãƒ¼ãƒ“ã‚¹ã‚’ã”åˆ©ç”¨ã„ãŸã ãèª ã«ã‚ã‚ŠãŒã¨ã†ã”ã–ã„ã¾ã™ã€‚ ãŠå®¢æ§˜ãŒã‚¢ã‚¯ã‚»ã‚¹ã•ã‚ŒãŸã‚µãƒ¼ãƒ“ã‚¹ã¯æœ¬æ—¥ã¾ã§ã«ã‚µãƒ¼ãƒ“ã‚¹ã‚’çµ‚äº†ã„ãŸã—ã¾ã—ãŸã€‚ ä»Šå¾Œã¨ã‚‚Yahoo! JAPANã®ã‚µãƒ¼ãƒ“ã‚¹ã‚’ã”æ„›é¡§ãã ã•ã„ã¾ã™ã‚ˆã†ã€ã‚ˆã‚ã—ããŠé¡˜ã„ã„ãŸã—ã¾ã™ã€‚
nokoribi 2018/01/03
OpenCV
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