openvino/docs/snippets/dldt_optimization_guide2.cpp

#include <ie_core.hpp>

int main() {
using namespace InferenceEngine;
//! [part2]
//Lock Intel MSS surface  
mfxFrameSurface1 *frame_in;   //Input MSS surface.
mfxFrameAllocator* pAlloc = &m_mfxCore.FrameAllocator();    
pAlloc->Lock(pAlloc->pthis, frame_in->Data.MemId, &frame_in->Data);
//Inference Engine code
//! [part2]

return 0;
}