inline void image2text2( RECT_IMAGE* rawImage,svm_model *model,char* outbuf)
{    
    static int g_index=0;

    RECT_IMAGE  tempImage;
    tempImage.init(rawImage->w,rawImage->h,NULL);
    RECT_IMAGE* grayImage = &tempImage;

    convert2GrayImage(rawImage,grayImage);
    //writeRectImage("gray.bmp",grayImage);

    std::list< std::set<XYPOINT> > connGraps;
    getConnectedGraphs(grayImage,connGraps);
    if ( connGraps.size()==0){
        errlog(" connGraps.size() is 0");
        return;
    }


    l_uint32 width=55;
    l_uint32 height=55;

    int i=0;


    std::list< std::set<XYPOINT> >::iterator it = connGraps.begin();
    for ( ; it != connGraps.end() ;++it)
    {
        RECT_IMAGE  subImage;
        subImage.init(width,height,NULL);

        std::set<XYPOINT>& connGrap = *it;
        std::vector<XYPOINT> conList(connGrap.begin(),connGrap.end());
        std::vector<XYPOINT> outList/*(connGrap.begin(),connGrap.end())*/;

        //去除左边缘噪点
        processSubImage(rawImage,conList,outList);

        l_uint32 x0=0;l_uint32 y0=0;
        getOffsetPos(outList,x0,y0);

        //左上角对齐        
        std::vector<XYPOINT>::iterator pos = outList.begin();
        for ( ; pos != outList.end() ; ++pos){
            l_uint32 x = pos->x;
            l_uint32 y = pos->y;    

            l_uint32 color = rawImage->getPixel(x,y);

            l_uint32 x1 = x-x0;
            l_uint32 y1 = y-y0;

            if (x1 >= width){
                x1= width-1;
            }
            
            if( y1 >= height){
                y1= height-1  ;
            }

            subImage.putPixel(x1,y1,color);
        }
        
        //char fn[512];
        //sprintf(fn,"result\\%d.bmp",g_index++);
        //writeRectImage(fn,&subImage);
        //return;

        //预测得到结果
        svm_problem prob;
        pickupFeatureDataFromRectImage(prob,&subImage);
        double v = svm_predict(model, prob.x[0]);
        svm_problem_release(&prob);

        sprintf(outbuf+i,"%c",int(v));
        i++;        
    }


}