Archive Context

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Archive Context

An archive context contains information about a file that has been saved to disk. The following table identifies archive context values defined by Windows Media Services.

Name Value
(data type)		 Key Description
WMS_ARCHIVE_CONTENT_DESCRIPTION_LIST_BUFFER IUnknown* 7 Contains an IUnknown pointer that you can use to retrieve a pointer to an INSSBuffer object that the server creates to store metadata about a media item. For more information, see Downloading Content. You can call the GetAndQueryIUnknownValue method on the IWMSContext interface to retrieve a pointer to INSSBuffer.
WMS_ARCHIVE_FILENAME String 1 Contains the name of the archive file.
WMS_ARCHIVE_FILE_SIZE QWORD 5 Contains the size of the archive file in bytes.
WMS_ARCHIVE_FORMAT_TYPE String 2 Contains the format type of the archive file.
WMS_ARCHIVE_PACKET_LOSS_PERCENTAGE long 6 Contains the percentage of packets lost during transmission of the content.
WMS_ARCHIVE_STATUS_CODE long 4 Contains an HRESULT indicating whether the content was successfully downloaded.
WMS_ARCHIVE_STREAM_HEADERS IUnknown* 3 Contains an IUnknown pointer that you can use to retrieve a pointer to the IWMSStreamHeaderList object associated with the archived file. You can call the GetAndQueryIUnknownValue method on the IWMSContext interface to retrieve a pointer to IWMSStreamHeaderList.

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