Sets all the bits to 0 */

模拟鼠标点击目标窗口的客户区坐标

@brief Frees unused memory allocated before if there is any. */

Returns true if the two types are the same.

* The method responsible with actually doing the recursive hierarchical * clustering * * Params: * node = the node to cluster

* The method responsible with actually doing the recursive hierarchical * clustering * * Params: * node = the node to cluster

* Computes the statistics of a node (mean, radius, variance). * * Params: * node = the node to use * indices = the indices

@brief Copies the matrix to another one. The method copies the matrix data to another matrix. Before copying the data, the method invokes :

preprocessing the cost volume in order to get it ready for aggregation

@overload */

same as cvArcLength for closed contour */

@brief Decrements an array data reference counter. The function decrements the data reference counter in a CvMat or CvMatND if the reference counter

@overload @param arr Input array @param submat Pointer to the resulting sub-array header @param col Zero-based index of the selected column */

@overload @param arr Input array @param submat Pointer to the resulting sub-array header @param row Zero-based index of the selected row */

Returns a set element by index. If the element doesn't belong to the set, NULL is returned */

@brief Increments array data reference counter. The function increments CvMat or CvMatND data reference counter and returns the new counter value if

@brief Determines if the argument is Infinity. @param value The input floating-point value The function returns 1 if the argument is a plus or min

实现 cv::Mat 转 QImage

constructs CvPoint structure. */

@brief Initializes a random number generator state. The function initializes a random number generator and returns the state. The pointer to the stat

@brief Returns a floating-point random number and updates RNG. The function returns a uniformly-distributed random floating-point number between 0 an

@brief Finds an object by name and decodes it. The function is a simple superposition of cvGetFileNodeByName and cvRead. @param fs File storage @para

@brief Finds a file node and returns its value. The function is a simple superposition of cvGetFileNodeByName and cvReadInt. @param fs File storage @

@brief Finds a file node and returns its value. The function is a simple superposition of cvGetFileNodeByName and cvReadReal . @param fs File storage

@brief Finds a file node by its name and returns its value. The function is a simple superposition of cvGetFileNodeByName and cvReadString . @param f

@brief Deallocates a multi-dimensional array. The function decrements the array data reference counter and releases the array header. If the referenc

Fast variant of cvSetAdd */

Removes set element given its pointer */

dst(mask) = src(mask) - value = src(mask) + (-value) */