Microsoft DirectX 9.0

DVD Region Change Support in Windows

This section explains how the DVD region selection process works under Microsoft® Windows® 9x and Windows 2000. The first section describes the three sources of DVD Region Information. The second section describes how PC system manufacturers can set a system's initial DVD region. The third section explains how the DVD Navigator determines region match between the drive, decoder and disc. The last section shows how application and decoder developers can implement correct DVD region selection support in their code.