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python/OpenCVã§é€éŽpngã‚’ã‚ªãƒ¼ãƒãƒ¬ã‚¤ã™ã‚‹ - Blanktar
æ˜¨æ—¥ã®ãƒªã‚¢ãƒ«ã‚¿ã‚¤ãƒ ãªç¬‘ã„ç”·ã‚’å®Ÿè£…ã™ã‚‹ãŸã‚ã«ä½¿ã£ã¦ã„ãŸç”»åƒã®åˆæˆã£ã¦ã„ã†ã‹ã‚ªãƒ¼ãƒãƒ¬ã‚¤ã£ã¦ã„ã†ã‹ä¸Šæ›¸ãã£ã¦ã„ã†ã‹ã€ã¨ã«ã‹ãç¬‘ã„ç”·ã‚’ã‹ã¶ã›ã‚‹å¥´ã€‚ã‚°ã‚°ã£ã¦ã‚‚ãªã‹ãªã‹ãã‚Œã£ã½ã„æƒ…å ±ãŒå‡ºã¦ã“ãªã„ã®ã§è¨˜éŒ²ã€‚ ãƒ¬ãƒŠã•ã‚“ã®ç”»åƒã«é©å½“ã«æ›¸ã„ãŸæ˜Ÿãƒžãƒ¼ã‚¯ã‚’ä¹—ã£ã‘ã¾ã™ã€‚ ã¨ã‚Šã‚ãˆãšé€éŽã¨ã‹è€ƒãˆãšã«ä¹—ã£ã‘ã‚‹ã ã‘ä¹—ã£ã‘ãŸãƒãƒ¼ã‚¸ãƒ§ãƒ³ã€‚ Copy import cv2 src = cv2.imread('star.png') # ä¹—ã£ã‘ãŸã„ç”»åƒã€‚æ˜Ÿã€‚ dst = cv2.imread('lena.jpg') # ä¸‹æ•·ãã«ãªã‚‹ç”»åƒã€‚ãƒ¬ãƒŠã•ã‚“ã€‚ width, height = src.shape[:2] # ã‚µã‚¤ã‚ºã‚’å–å¾—ã—ã¦ãŠãã€‚ # dst[ä¸Šã®yåº§æ¨™:ä¸‹ã®yåº§æ¨™, å·¦ã®xåº§æ¨™:å³ã®xåº§æ¨™] dst[0:height, 0:width] = src cv2.imwrite('out.jpg', dst) Copyimport
takuver4 2016/08/28
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opencv

Python
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Basic Operations on Images â€” OpenCV 3.0.0-dev documentation
Access pixel values and modify them Access image properties Setting Region of Image (ROI) Splitting and Merging images Almost all the operations in this section is mainly related to Numpy rather than OpenCV. A good knowledge of Numpy is required to write better optimized code with OpenCV. ( Examples will be shown in Python terminal since most of them are just single line codes )
takuver4 2016/05/02
Redã¨Blueã®Swap ã¯ cv2.split() ã—ã¦ã‹ã‚‰ cv2.merge((b, g, r))ã§OKï¼

Python

opencv
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Welcome to opencv documentation! â€” OpenCV 2.4.13.7 documentation
Help and Feedback You did not find what you were looking for? Ask a question on the Q&A forum. If you think something is missing or wrong in the documentation, please file a bug report.
takuver4 2015/12/26
OpenCV 2.4 ã®ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆ

OpenCV
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OpenCV: OpenCV modules
Introduction OpenCV Tutorials OpenCV-Python Tutorials Frequently Asked Questions Bibliography Main modules: core. Core functionality imgproc. Image processing imgcodecs. Image file reading and writing videoio. Media I/O highgui. High-level GUI video. Video Analysis calib3d. Camera Calibration and 3D Reconstruction features2d. 2D Features Framework objdetect. Object Detection ml. Machine Learning f
takuver4 2015/11/05
OpenCV
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Reading and Writing Images and Video â€” OpenCV 2.4.13.7 documentation
imdecodeÂ¶ Reads an image from a buffer in memory. C++: Mat imdecode(InputArray buf, int flags)Â¶ C++: Mat imdecode(InputArray buf, int flags, Mat* dst)Â¶ C: IplImage* cvDecodeImage(const CvMat* buf, int iscolor=CV_LOAD_IMAGE_COLOR)Â¶ C: CvMat* cvDecodeImageM(const CvMat* buf, int iscolor=CV_LOAD_IMAGE_COLOR)Â¶ Python: cv2.imdecode(buf, flags) â†’ retvalÂ¶ buf â€“ Input array or vector of bytes. flags â€“ The
takuver4 2015/11/05
OpenCVã§ã®ç”»åƒOpenCloseã€‚

opencv

Python
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OpenCV.jp : OpenCVé€†å¼•ããƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ â€” OpenCV-CookBook
OpenCV.jp : OpenCVé€†å¼•ããƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹Â¶ åŸºæœ¬çš„ã« OpenCV ï¼ˆã¨ä¾å˜ãƒ©ã‚¤ãƒ–ãƒ©ãƒªï¼‰ï¼ŒãŠã‚ˆã³æ¨™æº–ãƒ©ã‚¤ãƒ–ãƒ©ãƒªä»¥å¤–ã¯ä½¿ç”¨ã—ã¾ã›ã‚“ï¼Ž OpenCVã¯Eigenãªã—ã§ã‚‚åˆ©ç”¨ã§ãã¾ã™ãŒï¼Œã“ã®ã‚µãƒ³ãƒ—ãƒ«ã®ä¸ã«ã¯Eigenå¿…é ˆã®ã‚‚ã®ã‚‚ã‚ã‚Šã¾ã™ï¼Ž ã¾ãŸï¼Œ2.4.0ä»¥é™ã«å°Žå…¥ã•ã‚ŒãŸæ›¸å¼ã«ã¯ä¸€éƒ¨å¯¾å¿œã—ã¦ãŠã‚‰ãšï¼Œå¤ã„æ›¸ãæ–¹ã§æ›¸ã‹ã‚Œã¦ã„ã‚‹ã‚µãƒ³ãƒ—ãƒ«ã‚‚ã‚ã‚Šã¾ã™ï¼Ž æŒ‡æ‘˜ã‚„è¨‚æ£ï¼Œãƒªã‚¯ã‚¨ã‚¹ãƒˆãªã©ã¯ OpenCV.jp ã‹ï¼Œ @idojun (Twitter) ã¾ã§ï¼Ž OpenCV 2.4.0 å¯¾å¿œï¼š
takuver4 2011/04/25
opencv

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