WLK Optical Drive Streaming Mode Test

Note  This content applies to the Windows Logo Kit (WLK). For the latest information using the new Windows Hardware Certification Kit (HCK), see Windows HCK User's Guide on the Windows Hardware Dev Center.

Type: Automated Test


Streaming mode is a technique that allows more playback resilience when playing back scratched DVDs.


Run Time: 1 minute
Log File: DVDWLK.wtl
System Restart Required: No
Test Category: Storage
Supported operating systems for Logo or Signature testing:
  • Windows 7

  • Windows Server 2008 R2

  • Windows Vista

  • Windows Server 2008

  • Windows XP

  • Windows Server 2003

Program: DVDWLK.exe


Software Requirements

The test tool requires the following software:

  • Supported operating system (see list above)

  • Windows Media Player

Hardware Requirements

The test tool requires the following hardware:

  • Machine with optical drive that is capable of playing DVDs

  • Any non-CSS-encrypted DVD that contains 30+ minutes of video content. Insert this DVD into the optical drive prior to running the test. A good source of content is the Microsoft Test Annex DVD that can be ordered at the following Microsoft web site: Order the DVD Test Annex

    Note  This DVD is also required for the WLK CSS Negotiation/Region Check test.


The test tool runs on the following processor architectures:

  • x86

  • x64 (x86 under WoW)

  • IA64

Running the Test

The test will return a PASS or FAIL. Review the generated log report for details specific to any failures.

Command Syntax

Command option Description


This test has required parameters. Without any parameters entered, the test will output help text

-d [string]:

Specifies the volume of the optical disk drive (for example, D:) When run in an automated setting with WTT, the Create Storage Parameters setup task will resolve the drive letter with the parameter StorageDriveLetter.

-3 [int]:

Since the test binary contains four separate tests, this parameter specifies that test case 3 (Streaming Mode test) should be run. It is necessary to also specify the number of times for the test to be run. This is set by default in the test job to 1.


Code Tour

File Manifest

File Location






Build date: 9/14/2012

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