2020-10-05 18:07:45 -0600 | received badge | ● Notable Question (source) |
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2013-08-13 04:19:19 -0600 | commented answer | Instant OpenCV Starter, who have? Thank you. |
2013-08-12 09:30:51 -0600 | asked a question | Instant OpenCV Starter, who have? I see a news about a good book named "Instant OpenCV Starter", who have it? can you give me a copy?? |
2013-06-23 09:10:13 -0600 | answered a question | Make a collage with other images something wrong with it |
2013-06-05 06:29:20 -0600 | commented answer | Opencv sum()[] Thank you |
2013-06-04 22:14:02 -0600 | asked a question | Opencv sum()[] I am new to opencv , I do not understand the function "sum". Mat img=(Mat_<double>(3,3)<<0,-1,0,-1,5,-1,2,-1,0); double rr=sum(img)[0]; cout<<"rr"<<rr<<endl;< p=""> What is the meaning of this function "sum", sum(img)[0] is standing for?? sum(img)[1] is standing for ? sum(img)[2] is stranding for?? |
2013-04-12 06:17:50 -0600 | commented answer | Save Image Sequence real time,but cannot save Consecutive pictures ,why? I try it , but it does not meet my needs, can you give me your email so that I would like to ask you more in-depth |
2013-04-12 05:16:53 -0600 | commented answer | Save Image Sequence real time,but cannot save Consecutive pictures ,why? this is right??? clock_t time; time= clock(); double result = (float)time/CLOCKS_PER_SEC; sprintf(file,"%s%d%d%d_%d%d%d%d%d.jpg\n","D:/Projects/vs2010/text11/", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec,counter ); counter++; |
2013-04-12 05:11:43 -0600 | commented answer | Save Image Sequence real time,but cannot save Consecutive pictures ,why? Hello , I am new come. Can you tell me how to insert the code in my codes, can you give me the complete code , thank you~ |
2013-04-11 20:40:38 -0600 | commented answer | Save Image Sequence real time sorry you give me a wrong suggestion , it does not save iamge...please |
2013-04-11 20:28:25 -0600 | asked a question | Save Image Sequence real time,but cannot save Consecutive pictures ,why? } } } |
2013-04-11 09:45:51 -0600 | answered a question | Save Image Sequence real time hello can you give me the complete code,I try it, but it does not work.please : #include <opencv2 opencv.hpp=""> include<time.h>int main() { char file[256]; time_t mytime; mytime = time(NULL); struct tm tm = *localtime(&mytime); printf("now: %d-%d-%d %d:%d:%d\n", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec); CvCapture* capture = cvCaptureFromCAM( CV_CAP_ANY ); if ( !capture ) { fprintf( stderr, "ERROR: capture is NULL \n" ); getchar(); return -1; } int counter = 0; cvNamedWindow( "mywindow", CV_WINDOW_AUTOSIZE ); while ( 1 ) { IplImage* frame = cvQueryFrame(capture); if ( !frame ) { } // Release the capture device housekeeping cvReleaseCapture( &capture ); cvDestroyWindow( "mywindow" ); return 0; } |
2013-04-11 09:44:52 -0600 | commented answer | Save Image Sequence real time hello can you give me the complete code,I try it, but it does not work.please : include <opencv2/opencv.hpp>include<time.h>int main() { char file[256]; time_t mytime; mytime = time(NULL); struct tm tm = *localtime(&mytime); printf("now: %d-%d-%d %d:%d:%d\n", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec); CvCapture* capture = cvCaptureFromCAM( CV_CAP_ANY ); if ( !capture ) { fprintf( stderr, "ERROR: capture is NULL \n" ); getchar(); return -1; } int counter = 0; cvNamedWindow( "mywindow", CV_WINDOW_AUTOSIZE ); while ( 1 ) { IplImage* frame = cvQueryFrame(capture); if ( !frame ) { |
2013-04-10 22:23:09 -0600 | answered a question | Save Image Sequence real time I copy your code ,but it does not work, I can not save the picture in the folder --"D:/Projects/vs2010/text11/" int main() { char file[256]; time_t mytime; mytime = time(NULL); struct tm tm = *localtime(&mytime); CvCapture* capture = cvCaptureFromCAM( CV_CAP_ANY ); if ( !capture ) { fprintf( stderr, "ERROR: capture is NULL \n" ); getchar(); return -1; } int counter = 0; cvNamedWindow( "mywindow", CV_WINDOW_AUTOSIZE ); while ( 1 ) { IplImage* frame = cvQueryFrame(capture); if ( !frame ) { } // Release the capture device housekeeping cvReleaseCapture( &capture ); cvDestroyWindow( "mywindow" ); return 0; } |
2013-01-14 20:09:00 -0600 | received badge | ● Editor (source) |
2013-01-14 20:07:14 -0600 | answered a question | how to use cv::setMouseCallback in a c++ class Good!!! could you give me a complete code? I am interested in it, so I want to understand deeply. |
2013-01-09 08:03:44 -0600 | answered a question | Installation issues OpenCV 2.4.3 (Win 7, 64Bit) and Visual Studio 2012 Pro I suggest you should use vs2010 |