函数头注释

注释：简要，参数，返回值，备注

//-----------------------------------------------------------------------
// Summary:
// copy image data by given rectangle.
// Parameters:
// strOut - output image file path
// strFirst - first source image path
// strSecond - second source image path
// bHori - TRUE(horizontal direction), FALSE(vertical direction)
// Returns:
// TRUE:combine successful, FALSE for otherwise.
// Remarks:
// none
//-----------------------------------------------------------------------
CVALGO_API BOOL CombineImg(string& strOut, string strFirst, string strSecond, BOOL bHori);