GNOME Web (Epiphany) RTSP Unable to display youtube video

What application is this relating to?

GNOME Web (Epiphany)

What problem did you encounter

Click on Youtube video, see RTSP URL and unable to display error

What is the actual behaviour?

RTSP URL and error

What is the expected behaviour?

Video playback occurs

How to reproduce

Go to youtube url, click video, see error.

librem-5-birch-youtube-rtsp-error

Which version did you encounter the bug in?

• I compiled it myself. If you compiled the application from source please provide the git revision via e.g. by running git log -1 --pretty=oneline and pasting the output below.

• I used a precompiled Debian package. Please paste the output of dpkg -s <package name> below.

• I used a prebuilt flatpak. Please paste the output of flatpak info <application-id> below.

• I used something else (please elaborate).

purism@pureos:~$ dpkg -l | grep epiphany-browser
ii  epiphany-browser                     3.32.1.2+1+gite04d60d-1pureos0         arm64        Intuitive GNOME web browser
ii  epiphany-browser-data                3.32.1.2+1+gite04d60d-1pureos0         all          Data files for the GNOME web browser
purism@pureos:~$ 

purism@pureos:~$ uname -a
Linux pureos 5.3.0-librem5-gaca00a721 #1 SMP PREEMPT Tue Nov 26 07:29:31 PST 2019 aarch64 GNU/Linux
purism@pureos:~$ 

What hardware are you running on?

• amd64 qemu image
• Librem5 Birch
• other (please elaborte)