Media Debugging Tips: Difference between revisions

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For Youtube playback performance issues, right click the video and select Stats for Nerds. You can select the text in this panel and post it your Bugzilla bug, or grab a screenshot using the [https://support.mozilla.org/en-US/kb/take-screenshots-firefox Firefox screenshot tool] and add the resulting image as an attachment to your bug. This information can be informative for engineers in understanding what video format and resolution you are viewing.
For Youtube playback performance issues, right click the video and select Stats for Nerds. You can select the text in this panel and post it your Bugzilla bug, or grab a screenshot using the [https://support.mozilla.org/en-US/kb/take-screenshots-firefox Firefox screenshot tool] and add the resulting image as an attachment to your bug. This information can be informative for engineers in understanding what video format and resolution you are viewing.


=== GMP Plugin JS Console Update Logs ===
== DRM Module Install Logging ==
The Firefox JS code that downloads and installs GMP updates from balrog can be made to log to the Browser Console (Ctrl + Shift + J) by setting the pref media.gmp.log.level to 5.
For DRM module install or update issues, as well as OpenH264 install issues, the Firefox JS code that downloads and installs media plugin updates can be made to log to the Browser Console.


Plugin Update debugging steps for users -  
Plugin Update debugging steps for users -  
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Then restart (the browser console should open back up) and wait a bit. You should get logs related to an openh264 and widevine update check.
Then restart (the browser console should open back up) and wait a bit. You should get logs related to an openh264 and widevine update check.


== Advanced Diagnosis Through Logging ==
== Advanced Diagnosis Through Logging ==
Confirmed users
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