Cristian Fogel [:cfogel] Reporter
	Description • 6 years ago

[Affected versions]:
- Firefox 62.0b13, 63.0a1 (2018-08-02) 

[Affected platforms]:
- Win 10x64, macOS 10.13.4, Ubuntu 14.06 LTS

[Steps to reproduce]:
1. Launch Firefox;
2. Access the following link: https://www.onlinemictest.com/webcam-test/
3. Grant camera permissions;

[Expected result]:
- the video starts playing in the black rectangle, fps is marked as well.

[Actual result]:
- the rectangle remains black, fps are displayed for a couple of secconds.

[Regression range]:
- mozregression points out to:
https://bugzilla.mozilla.org/show_bug.cgi?id=1454889

-last good: 2018-05-16 11:47:52.515000
changeset: 4b6c733447b8f9dd693c0698e3613169170d21a9
- first bad: 2018-05-16 11:44:46.481000
changeset: 1076e77e7b5c6f5e443da46820d7571c291bb399

[Additional notes]:
- a working webcam is required
- same issue over the Facebook live-stream

	Pascal Chevrel:pascalc (PTO until April 26)
	Comment 1 • 6 years ago

Andrea, you patch in bug 1454889 seems to have caused this regression could you have a look please? Thanks

	Andrea Marchesini [:baku]
	Comment 2 • 6 years ago

URL.createObjectURL(MediaStream) has been removed from the spec in 2013. The method has been marked as deprecated for 5 years.
Finally that method is gone. The website should use the HTMLMediaElement.srcObject attribute instead.

	Pascal Chevrel:pascalc (PTO until April 26)
	Comment 3 • 6 years ago

Thanks, updating flags accordingly

	Oana Arbuzov [:oanaarbuzov]
	Comment 4 • 6 years ago

Cristi can you file a new issue for Facebook?

	Mike Taylor [:miketaylr]
	Comment 5 • 6 years ago

The site author wrote me back, and has fixed the site. Just confirmed this is working in Nightly.

	Cristian Fogel [:cfogel] Reporter
	Comment 6 • 6 years ago

Yep, logged it as 148322.