Media Debugging Tips: Difference between revisions

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= Diagnosing and Reporting Media Playback Issues in Firefox =
= Diagnosing and Reporting Media Playback Issues in Firefox =


== Basic Media Playback Issues ==
== Reporting Basic Media Playback Issues ==


For starters, file a [https://bugzilla.mozilla.org/enter_bug.cgi?product=Core&component=Audio%2FVideo bug report] in Bugzilla describing the issue you've run into. Please include a URL to or sample of the audio or video you're experiencing issues with. Below are some additional steps you can take to help.  
For starters, file a [https://bugzilla.mozilla.org/enter_bug.cgi?product=Core&component=Audio%2FVideo bug report] in Bugzilla describing the issue you've run into. Please include a URL to or sample of the audio or video you're experiencing issues with. Also please check the [https://firefox-source-docs.mozilla.org/devtools-user/web_console/ web developer console] for error messages related to media format issues. If you see messages here related to media playback errors, please add this information to your bug report.


For simple playback issues (videos on popular sites that fail to play back properly), the first place to look is to check the [https://firefox-source-docs.mozilla.org/devtools-user/web_console/ web developer console] for error messages related to media format issues. If you see messages here related to media playback errors, please add this information to your bug report.
'''Share Your about:support Text'''


'''Share Your about:support Text'''
# Open a tab and visit about:support
# Click 'Copy Text to Clipboard'
# Paste this text in your Bugzilla bug comment and post.


# Open a tab and visit about:support<br />
# Click 'Copy Text to Clipboard'<br />
# Paste this text in your Bugzilla bug comment and post.<br />
When filing a Bugzilla bug, please post your about:support text. This provides a great deal of information about your graphics hardware, video hardware support, and much more.
When filing a Bugzilla bug, please post your about:support text. This provides a great deal of information about your graphics hardware, video hardware support, and much more.
== Acceleration Support for Media ==
[[File:Hardware support information.png|thumb|center]]
Currently you can inspect hardware acceleration support using [[about:support]] information. Page down to the Media section and check the 'Codec Support Information' section. If you feel this information does not reflect the capabilities of your device, please file a bug and include your about:support text.


== Playback Performance Issues ==
== Playback Performance Issues ==
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==== Profiler Quick Start ====
==== Profiler Quick Start ====


1) Visit https://profiler.firefox.com/ and enable the Profiler toolbar button<br />
# Visit https://profiler.firefox.com/ and enable the Profiler toolbar button.
2) Click the toolbar button down arrow and select 'Media' in the Settings drop down.<br />
# Click the toolbar button down arrow and select 'Media' in the Settings drop down.
3) Open a tab and visit the page with the affected media content.<br />
# Open a tab and visit the page with the affected media content.
4) Click the Profiler toolbar main button to start recording.<br />
# Click the Profiler toolbar main button to start recording.
5) Play the media until the issue you are seeing manifests.<br />
# Play the media until the issue you are seeing manifests.
6) Click the Profiler toolbar button again to stop recording.<br />
# Click the Profiler toolbar button again to stop recording.
7) When a new Profile tab opens, click the upload profile button on the upper right.<br />
# When a new Profile tab opens, click the upload profile button on the upper right.
8) Copy the resulting profile URL and post this to your Bugzilla report.<br />
# Copy the resulting profile URL and post this to your Bugzilla report.


=== Youtube Stats For Nerds ===
=== Youtube Stats For Nerds ===
Confirmed users
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