How to solve the sound quality problem of playing high quality movies under Win7

Now, with the development of technology, the quality of the movies we watch on computers is getting higher and higher. However, some users have encountered such problems, which is why high-quality movies are played when they have sound quality. The problem is that when the HD7 system plays HD movies, the picture is smooth, but there are popping and noise, and the upgrade driver and the video player are also replaced.

Cause Analysis:

There is a Multi Media Class Scheduler (MMCSS) service under Win7 system, giving multimedia playback files a higher priority, trying to optimize multimedia by controlling the CPU (playback) ) Performance, which optimizes HD performance for mainstream books. However, for a netbook or a low-profile old one, it will have negative effects, such as a high CPU usage, a fake crash, or a popping or murmur when playing HD video. The solution is to cancel the priority of Win7 video playback.

The system home thinks that the better solution is as follows:

Enter the registry editor, expand to HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\services\\Audiosrv, double-click on the right window. DependOnService” name, then delete the “MMCSS” value in the dialog box.

To exit the Registry Editor, type "msconfig" in the Start menu "Search Programs and Files" box and press Enter. Switch to the "Services" tab and find and cancel “Multi Media Class Scheduler & rdquo; service items.

After clicking the "application" button, restart your computer and play HD movies again, there will be no dull problems anymore.

Finally, the win7 system download site should be especially emphasized. The "pop" "pop" is not the problem that occurs when playing high quality MP3 files. However, problems that arise when playing high-quality MP3 files, and problems that occur when playing HD movies, can be tried using the same method.

It’s really uncomfortable to watch a movie that is not smooth or has poor sound quality. Some users may blame the movie itself, but it is a systemic problem and can be solved. If you encounter such a problem, use the above. Let's take a look at high quality movies.