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WMP_WMDM_METADATA_ROUND_TRIP_PC2DEVICE structure (wmpdevices.h)

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The WMP_WMDM_METADATA_ROUND_TRIP_PC2DEVICE structure is used by Windows Media Player to request accelerated metadata synchronization information from portable devices that do not support MTP.

Syntax

typedef struct _WMP_WMDM_METADATA_ROUND_TRIP_PC2DEVICE {
  DWORD dwChangesSinceTransactionID;
  DWORD dwResultSetStartingIndex;
} WMP_WMDM_METADATA_ROUND_TRIP_PC2DEVICE;

Members

dwChangesSinceTransactionID

The transaction identifier supplied by the device during the previous session. This value is zero for the first session ever.

dwResultSetStartingIndex

The index of the first value to retrieve. This value is always zero for the first call of a session.

Requirements

Requirement Value
Minimum supported client Windows Media Player 10 or later.
Header wmpdevices.h

See also

Windows Media Device Manager Device Extensions for Metadata Transfer