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INSSBuffer.GetLength (C#)

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INSSBuffer.GetLength (C#)

The GetLength method retrieves the size, in bytes, of an allocated buffer.

Syntax

Parameters

pdwLength

Reference to an uint containing the size of the allocated buffer in bytes.

Return Values

This method does not return a value.

If this method fails, it throws an exception.

Number Description
0x80070057 pdwLength is null.

Remarks

You can use the IWMSBufferAllocator object to allocate the buffer.

Example Code

// Declare variables.
IntPtr pbBuffer;
uint pdwLength;
byte[] Bytes;

// Retrieve a pointer to the buffer and convert it to an array of bytes.
// The pBuffer pointer is user-defined.
pBuffer.GetBuffer(pbBuffer);
pBuffer.GetLength(pdwLength);
Bytes = Array.CreateInstance(GetType(byte), Convert.ToInt32(pdwLength));
Marshal.Copy(pPlsBuf, Bytes, 0, Convert.ToInt32(pdwLength));

Requirements

Reference: Add a reference to Microsoft.WindowsMediaServices.

Namespace: Microsoft.WindowsMediaServices.Interop.

Assembly: Microsoft.WindowsMediaServices.dll.

Library: WMSServerTypeLib.dll.

Platform: Windows Server 2003, Enterprise Edition; Windows Server 2003, Datacenter Edition; Windows Server 2008.

See Also

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