Function cvClearMemStorage

deps/opencv/modules/core/src/datastructs.cpp:190–203

Clears memory storage (return blocks to the parent, if any): */

/* Clears memory storage (return blocks to the parent, if any): */
CV_IMPL void
cvClearMemStorage( CvMemStorage * storage )
{
    if( !storage )
        CV_Error( CV_StsNullPtr, "" );

    if( storage->parent )
        icvDestroyMemStorage( storage );
    else
    {
        storage->top = storage->bottom;
        storage->free_space = storage->bottom ? storage->block_size - sizeof(CvMemBlock) : 0;
    }
}


/* Moves stack pointer to next block.