1382726 - Firefox not seeing all windows available to share on Microsoft Windows

Status: RESOLVED DUPLICATE of bug 1371000

(Core :: WebRTC, defect, P1)

Description

[ychoo]

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:54.0) Gecko/20100101 Firefox/54.0
Build ID: 20170628075643

Steps to reproduce:

Performs Window sharing using gUMTest on Microsoft Windows 10 and 7 platform.

Note: A similar bug 1371000 for Linux exists. I'm not sure if they have the same root cause or not.

https://mozilla.github.io/webrtc-landing/gum_test.html


Actual results:

Only partial opened/active windows are listed. Below is an example list of what is listed and what is not listed.

Note: If I use Application sharing most of them are listed except for Firefox.

Listed
=======
Microsoft Lync
Microsoft Outlook
grunt (Command Prompt)
Signin in to GitHub (IE 11)
Git extension
Chrome
Firefox
File explorer

Missing 
=======
3 others opened Command Prompt
3 others opended IE 11
Netbean
Microsoft OneNote
WinSCP
putty
Notepad++


Expected results:

All active/opened windows should be listed.

Comment 1

[Nils Ohlmeier [:drno]]

Are the missing windows by any chance minimized?

Comment 2

[Maire Reavy [:mreavy]]

I believe this is a dup of a fixed bug; please reopen if that's incorrect.