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

Target    = opencv_demo

SrcDir= .
ExtList= .c

Source= $(foreach ext,$(ExtList), \
    $(foreach sd, $(SrcDir), $(wildcard $(addprefix $(sd)/*,$(ext)))))

Objs= $(foreach ext, $(ExtList), \
    $(patsubst %$(ext), %.o, $(filter %$(ext),$(Source))))

CFLAGS := -Wall
LIBS := -lrt -lpthread
INCDIR := -I .

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

CC=g++
CPP=g++

%.o : %.c
    $(CC) $(CFLAGS) -c $(@D)/$(<F) -o $(@D)/$(@F) $(INCDIR)
%.o : %.cpp
    $(CPP) $(CFLAGS) -c $(@D)/$(<F) -o $(@D)/$(@F) $(INCDIR)

$(Target): $(Objs)
    $(CC) -o $(Target) $(Objs) $(LIBS)

all: $(Target)

objs: $(Objs)

RM= rm -rf

clean:
    @$(RM) $(foreach sd, $(SrcDir), $(wildcard $(sd)/*.o))
    @$(RM) $(Target)

cleanall:clean
    @$(RM) $(Target)

rebuild: cleanall all

/* main.c */
#include "proto_inner.h"

#include <opencv2/opencv.hpp>


int main(int argc, char **argv)
{
    const char *WinTile = "Camera Show";
    CvCapture * capture;

    if ((capture = cvCreateCameraCapture(0)) == NULL)
        {
                printf("Camera Open Fail!Please check your Camera.");
                //char c=cvWaitKey(33);
                return -1;
        }

        cvNamedWindow(WinTile, CV_WINDOW_AUTOSIZE);
        IplImage * frame;
        cvWaitKey(300);
        while (1)
        {
                frame = cvQueryFrame(capture);
                cvShowImage(WinTile, frame);
                char c = cvWaitKey(33);
                if (c == 27)
                        break;

        }
        cvReleaseCapture(&capture);
        cvDestroyWindow(WinTile);

    return 0;
}