ubuntu + opencv 学习 -- 初试

http://blog.csdn.net/crzy_sparrow/article/details/7315366

杨大牛的博客地址   http://blog.csdn.net/yang_xian521 

sudo apt-get install libcv-dev libcv2.4 libcvaux-dev libcvaux2.4 libhighgui-dev libhighgui2.4 opencv-doc

INCDIR +=  /usr/include/opencv
LIBS += -L/usr/lib/arm-linux-gnueabihf  -lopencv_core -llopencv_highgui -lopencv_ml

Makefile 如下

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1. Target    = opencv_demo
   
2. 
   
3. SrcDir= .
   
4. ExtList= .c
   
5. 
   
6. Source= $(foreach ext,$(ExtList), \
   
7.     $(foreach sd, $(SrcDir), $(wildcard $(addprefix $(sd)/*,$(ext)))))
   
8. 
   
9. Objs= $(foreach ext, $(ExtList), \
   
10.     $(patsubst %$(ext), %.o, $(filter %$(ext),$(Source))))
    
11. 
    
12. CFLAGS := -Wall
    
13. LIBS := -lrt -lpthread
    
14. INCDIR := -I .
    
15. 
    
16. LIBS += -L/usr/lib/arm-linux-gnueabihf -lopencv_core -lopencv_highgui -lopencv_ml
    
17. INCDIR += -I /usr/include/opencv
    
18. 
    
19. CC=g++
    
20. CPP=g++
    
21. 
    
22. %.o : %.c
    
23.     $(CC) $(CFLAGS) -c $(@D)/$(<F) -o $(@D)/$(@F) $(INCDIR)
    
24. %.o : %.cpp
    
25.     $(CPP) $(CFLAGS) -c $(@D)/$(<F) -o $(@D)/$(@F) $(INCDIR)
    
26. 
    
27. $(Target): $(Objs)
    
28.     $(CC) -o $(Target) $(Objs) $(LIBS)
    
29. 
    
30. all: $(Target)
    
31. 
    
32. objs: $(Objs)
    
33.     
    
34. RM= rm -rf
    
35. 
    
36. clean:
    
37.     @$(RM) $(foreach sd, $(SrcDir), $(wildcard $(sd)/*.o))
    
38.     @$(RM) $(Target)
    
39. 
    
40. cleanall:clean
    
41.     @$(RM) $(Target)
    
42. 
    
43. rebuild: cleanall all

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1. /* main.c */
2. #include "proto_inner.h"
   
3. 
   
4. #include <opencv2/opencv.hpp>
   
5. 
   
6. 
   
7. int main(int argc, char **argv)
   
8. {
9.     const char *WinTile = "Camera Show";
   
10.     CvCapture * capture;
    
11. 
    
12.     if ((capture = cvCreateCameraCapture(0)) == NULL)
    
13.         {
    
14.                 printf("Camera Open Fail!Please check your Camera.");
    
15.                 //char c=cvWaitKey(33);
    
16.                 return -1;
    
17.         }
    
18. 
    
19.         cvNamedWindow(WinTile, CV_WINDOW_AUTOSIZE);
    
20.         IplImage * frame;
    
21.         cvWaitKey(300);
    
22.         while (1)
    
23.         {
    
24.                 frame = cvQueryFrame(capture);
    
25.                 cvShowImage(WinTile, frame);
    
26.                 char c = cvWaitKey(33);
    
27.                 if (c == 27)
    
28.                         break;
    
29. 
    
30.         }
    
31.         cvReleaseCapture(&capture);
    
32.         cvDestroyWindow(WinTile);
    
33. 
    
34.     return 0;
    
35. }