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How to get WebRTC working in Firefox 27.0.1 on Ubuntu 13.10?

  • 7 ردود
  • 11 have this problem
  • 8 views
  • آخر ردّ كتبه Brett

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Hi! I am using Firefox 27.0.1 on Ubuntu 13.10, and I am trying to use websites that access my webcam and/or microphone with WebRTC. When using Firefox to visit these sites there is never a prompt for access, and it simply does not seem to work.

When trying out the Firefox demo: http://mozilla.github.io/webrtc-landing/gum_test.html nothing happens or displayed. There would normally be a request to access my camera, but there was not. Trying out AppRTC yields the same results: https://apprtc.appspot.com/?r=38739600

I have tested these both on Chromium, and it works as expected. I have not fiddled with my Firefox settings or config. I am simply using the most up-to-date version from the Ubuntu repositories.

It anyone has any insight in how to get WebRTC working, I would greatly appreciate it.

Thank you!

Hi! I am using Firefox 27.0.1 on Ubuntu 13.10, and I am trying to use websites that access my webcam and/or microphone with WebRTC. When using Firefox to visit these sites there is never a prompt for access, and it simply does not seem to work. When trying out the Firefox demo: http://mozilla.github.io/webrtc-landing/gum_test.html nothing happens or displayed. There would normally be a request to access my camera, but there was not. Trying out AppRTC yields the same results: https://apprtc.appspot.com/?r=38739600 I have tested these both on Chromium, and it works as expected. I have not fiddled with my Firefox settings or config. I am simply using the most up-to-date version from the Ubuntu repositories. It anyone has any insight in how to get WebRTC working, I would greatly appreciate it. Thank you!

All Replies (7)

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I think it may be the about:config settings mentioned here: http://webrtchacks.com/how-to-figure-out-webrtc-camera-reso... specifically the media

If a device was not found error exists in the Web Console on those two tests Bug 846951 - [Linux getUserMedia - Requesting camera access with no camera support - no error callback fired (edit) ] and Bug 846974 - [Linux Only Request access to an integrated camera, then request access to a USB camera - old camera bits are seen from the integrated camera for a second (edit) ] but try those configs first.

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Those settings on my Firefox were as described in the post. I adjusted the default resolution to that of my webcam to see if that had any affect. No dice.

There are no errors in the Web Console when trying WebRTC demos.

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[accidently submitted the reply twice, sorry]

Modified by Brett

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Do these media prefs have the default value on the about:config page?

  • media.navigator.enabled
  • media.peerconnection.enabled
  • media.navigator.permission.disabled
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cor-el, those are all the default values in about:config.

I updated Firefox to 28.0, and it now asks for access to my devices when visiting WebRTC demos. However, my webcam is simply a green screen without the actual video.

I guess the solution is to just upgrade Firefox, as the green screen seems to be another issue?

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You can try to disable hardware acceleration in Firefox (you need to close and restart Firefox).

  • Tools > Options > Advanced > General > Browsing: "Use hardware acceleration when available"
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Disabling hardware acceleration had not effect on the all green video feed. Thank you for the support and suggestion.