#include
#include
#include
using?namespace?cv;
using?namespace?std;

int?pi_gray（Mat&?srcMat?&dst）;
int?pi_threshold（Mat&?srcMat&?dstint?thre）;
int?pi_findconnectArea（Mat?srcvector?>?&contours）;
int?pi_drawFill（Mat?input?vector?>?contours?Mat?&output）;
int?pi_Strengh（Mat?&input?Mat?&output）;
int?pi_IRthreshold（Mat&?srcMat&?dst）;//迭代閾值化
int?pi_Mthreshold（Mat&?srcMat&?dst）;//均值閾值化
int?pi_OSTUthreshold（Mat&?srcMat&?dst）;//大律法閾值
int?pi_FindpointsCenter（vector?pointsPoint?¢er）;
int?pi_FillContour（vector?>?contoursint?indexvector?&outpint?size）;

int?main（）
{
????Mat?im=imread（“F:rice1.gif“CV_LOAD_IMAGE_COLOR）;
????imshow（“pedro-src“im）;
????Mat?pi;
????pi_gray（impi）;
????imshow（“pedro-gray“pi）;
????Mat?stren;
????pi_Strengh（pistren）;
????imshow（“pedro-strengh“stren）;
????Mat?pic_thre;
????pi_IRthreshold（strenpic_thre）;
????imshow（“pedro-threIR“pic_thre）;
????Mat?mean;
????pi_Mthreshold（strenmean）;
????imshow（“pedro-threM“mean）;
????Mat?ostu;
????pi_OSTUthreshold（strenostu）;
????imshow（“pedro-ostu“ostu）;

????Mat?element=getStructuringElement（MORPH_RECTSize（33））;
????erode（pic_threpic_threelementPoint（-1-1）1）;
????vector?>?contours;
????findContours（pic_threcontoursCV_RETR_CCOMP?CV_CHAIN_APPROX_NONE）;

????double?cA=contourArea（contours[0]）;
????int?index=0;
????Mat?draw_img（pic_thre.rowspic_thre.colsCV_8UC3Scalar（255255255））;
????vector?>?contours_fill;
????for（size_t?i=0;?i????{
????????vector?po;
????????pi_FillContour（contoursipo1）;
????????contours_fill.push_back（po）;
????}
????for（size_t?i=0;?i????{
????????drawContours（draw_imgcontours_filliScalar（000）1）;
????????if（contourArea（contours_fill[i]）>cA）
????????{
????????????cA=contourArea（contours_fill[i]）;
????????????index=i;
????????}
????}
????drawContours（draw_imgcontours_fillindexScalar（02550）2）;
????for?（int?i=0;?i?????{
????????vector?points=contours_fill[i];
????????Point?center;
????????pi_FindpointsCenter（pointscenter）;
????????cv::circle（draw_imgcenter2Scalar（00255）2）;
????}
????imshow（“pedro-drawing“draw_img）;

????vector?Ar;
????Ar=contours_fill[index];
????Rect?rect=boundingRect（Ar）;
????Point?br=rect.br（）;
????cout<<“the?plot?is:（“<????cout<<“the?size?of?contour?is:“<????cout<<“the?Area?is:“<????waitKey（0）;
????return?0;
}




int?pi_Strengh（Mat?&input?Mat?&output）
{
????if（input.empty（））
????{
????????cout<<“pic?empty!“<????????return?-1;
????}
????Mat?pic_in=input.clone（）;
????Mat?erode_pic;
????Mat?element=getStructuringElement（MORPH_RECTSize（55））;
????erode（pic_ine