public virtual void StreamData(
	Stream input,
	Stream output,
	long fileOffset,
	int count,
	int prefferedBufferAlignment
)

Parameters

input

Type: System.IOStream
The input stream. This stream must be positioned at the beginning of the file.

output

Type: System.IOStream
The stream to write the data to. This stream is already positioned at fileOffset.

fileOffset

Type: SystemInt64
Offset of the requested data, in bytes, from the beginning of the file.

count

Type: SystemInt32
Number of bytes of file data requested.

prefferedBufferAlignment

Type: SystemInt32
The preffered buffer alignment.

Reference