Article ID: 000035681 Content Type: Troubleshooting Last Reviewed: 07/23/2021

QuickSync is no longer working after installing DCH graphics driver

Environment

Graphics driver version: DCH 25.20.100.6444 or newer. Issue observed on applications such as Handbrake, Vegas Pro 15 or PowerDirector 16

windows1064bit

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Summary

The Intel® Media SDK 2018R2 (or newer) software development tool contains a fix for the issue.

Description

Quick Sync no longer works on computers using Hybrid graphics and latest DCH drivers

Resolution

The Intel® Media SDK 2018R2 (or newer) software development tool contains a fix for this issue.

  • This is not a driver update but rather the software used by application developers to program and optimize their code for Intel hardware
  • For consumers using an affected application, Intel recommends contacting the application developer to report this issue to them
    • The application developer would need to rebuild their software using the latest Intel® Media SDK (2018R2 or newer)

 

Example: Handbrake version 1.2.2 already introduces a fix for this issue.

 

Find more information in Frequently Asked Questions about Windows* DCH Drivers for Intel® Graphics

 

Additional information

The issue starts with the Intel® Media SDK dispatcher and current changes forced by Windows UWP.

The applications affected by this issue should be rebuilt using Intel® Media SDK 2018R2 or newer.

 

Visit this forum QuickSync functionality broken with DCH driver

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