(No name), ,??0MediaBufferScopedPointer@mf@media@@QEAA@PEAUIMFMediaBuffer@@@Z, ,??1MediaBufferScopedPointer@mf@media@@QEAA@XZ, ,?CreateEmptySampleWithBuffer@mf@media@@YA?AV?$ComPtr@UIMFSample@@@WRL@Microsoft@@IH@Z, ,?InitializeMediaFoundation@media@@YA_NXZ, ,?LogDXVAError@mf@media@@YAXH@Z.