Visual studio with openCV

Visual studio with openCV
First of all dear go to system properties and  check environment  variables it
should be some thing like this C:\OpenCV2.1\bin .
second  thing while making a program using Visual studio c++
project  -properties -confuguration properties-Linker-input -Additional
dependencies
cv210.lib  cxcore210.lib cvaux210.lib highgui210.lib
project  -properties -confuguration properties-C/C++-General-Additional Include
Directories- C:\OpenCV2.1\include\opencv
project -properties  -confuguration properties-Linker-General-Additional Library
Directories-  C:\OpenCV2.1\lib
Tools-properties(option-project  and solution)-VC++ directories --add include
and lib files
C:\Program  Files\OpenCV\cv\include; C:\Program Files\OpenCV\cxcore\include;
C:\Program   Files\OpenCV\otherlibs\highgui
C:\OpenCV\cvaux\include
Additional  libaries C:\Program Files\OpenCV\lib

2.4:
IplImage* img = cvLoadImage("greatwave.png", 1);
Mat mtx(img); // convert IplImage* -> Mat