ubuntu-phone team mailing list archive

[Simos Xenitellis <simos.lists@xxxxxxxxxxxxxx>]

On Wed, Jun 17, 2015 at 12:35 PM, Andrea Bernabei
<andrea.bernabei@xxxxxxxxxxxxx> wrote:
> Very interesting tinkering, thanks for posting this :)
>
> What I can say is, you can also try Meet Jitsi (WebRTC) in the default
> Ubuntu Touch browser and you'll get no audio/video there either. So one good
> news is that when it will work there it will probably work in Firefox Hello
> as well :)
>
> By the way, since I didn't find any bug about it, I just filed one, feel
> free to subscibe to it ;)
> https://bugs.launchpad.net/ubuntu/+source/webbrowser-app/+bug/1466015
>

This one,
https://bugs.launchpad.net/ubuntu/+source/webbrowser-app/+bug/1410996
would be a prerequisite for WebRTC.

The test page to check for WebRTC support is https://test.webrtc.org/

Simos

>
> On Wed, Jun 17, 2015 at 9:34 AM, Marco A. Harrendorf <marcokarlo@xxxxxx>
> wrote:
>>
>> Dear all,
>>
>> since now Vivid is the new stable version I tried out starting of native
>> X11 applications on my phone as described in the German Ubuntuusers
>> Wiki, have a look here:
>>
>> https://wiki.ubuntuusers.de/Baustelle/Ubuntu_Touch_Erweiterte_Konfiguration#Grafische-Programme-vom-Ubuntu-PC
>>
>> Starting graphical X11 programs on my Ubuntu Phone is working quite
>> well, especially if you consider that it is still unsupported. My aim in
>> testing was to get a Web browser like Firefox or Chromium working, so
>> that I can you use it for my desktop bookmarks and WebRTC VOIP
>> telephony.
>>
>> I will describe here shortly, what you have to do to start graphical
>> programs. Note: I have adopted the work from the above-mentioned Wiki
>> page. So many thanks goes to the authors!
>>
>> * Make your system partition writable
>>
>> sudo mount -o remount,rw /
>>
>> * Install a PPA with an updated XMir server
>>
>> sudo add-apt-repository ppa:mlankhorst/ppa
>> sudo apt-get update
>> sudo apt-get install xserver-xorg-xmir
>>
>> * Install Fluxbox as window manager
>> sudo apt-get install fluxbox
>>
>> * Install xvkbd as a virtual keyboard
>> sudo apt-get install xvkbd
>>
>> * Install some Web Browser like Dillo, Firefox and Chromium
>> sudo apt-get install dillo
>> sudo apt-get install firefox
>> sudo apt-get install chromium-browser
>>
>> Note: If you have not enough space left on your system partition /
>> (check with df -h) and getting error messages during install, I propose
>> a solution later.
>>
>> * Create a programmstarter script, which allows to start graphical
>> programs by just giving their console command
>> ~/.local/share/applications/programstarter.sh
>>
>> ############
>> #!/bin/bash
>> export DISPLAY=:1
>> Xmir $DISPLAY
>> --desktop_file_hint=/home/phablet/.local/share/applications/$1.desktop &
>> sleep 0.5
>> fluxbox &
>> $1 $2 &
>> xvkbd -geometry 540x320+0+550 -compact
>> ###########
>>
>> Note: xvkbd without & is intended. In this way you can close / kill the
>> session by closing xvkbd. Furthermore, up to now xvkbd is only show in
>> portrait mode correctly.
>>
>> * Make the programstarter.sh script executable
>> sudo chmod +x ~/.local/share/applications/programstarter.sh
>>
>> * Create a desktop file, so that you can start your favorite
>> application.
>>
>> ~/.local/share/application/dillo.desktop
>>
>> ##################################
>> [Desktop Entry]
>> GenericName=Web Browser
>> Name=Dillo
>> Comment=Lightweight browser
>> MimeType=text/html;text/xml;application/xhtml+xml;
>> Exec=/home/phablet/.local/share/applications/programstarter.sh dillo
>> Terminal=false
>> Type=Application
>> Categories=Network;WebBrowser;
>> Icon=/usr/share/pixmaps/dillo.png
>> X-Ubuntu-Touch=true
>> ####################################
>>
>> ~/.local/share/application/firefox.desktop
>>
>> ##################################
>> [Desktop Entry]
>> Version=1.0
>> Name=Firefox Web Browser
>> Comment=Browse the World Wide Web
>> GenericName=Web Browser
>> Keywords=Internet;WWW;Browser;Web;Explorer
>>
>> Keywords[de]=Internet;WWW;Browser;Web;Explorer;Webseite;Site;surfen;online;browsen
>> Exec=/home/phablet/.local/share/applications/programstarter.sh firefox
>> Terminal=false
>> Type=Application
>> Icon=/usr/share/pixmaps/firefox.png
>> Categories=GNOME;GTK;Network;WebBrowser;
>> MimeType=text/html;text/xml;application/xhtml
>> +xml;application/xml;application/rss+xml;application/rdf
>> +xml;image/gif;image/jpeg;image/png;x-scheme-handler/http
>> StartupNotify=true
>> X-Ubuntu-Touch=true
>> ####################################
>>
>> ~/.local/share/application/chromium.desktop
>>
>> ##################################
>> [Desktop Entry]
>> GenericName=Web Browser
>> Name=Chromium
>> Comment=Heavyweight browser
>> MimeType=text/html;text/xml;application/xhtml+xml;
>> Exec=/home/phablet/.local/share/applications/programstarter.sh
>> chromium-browser
>> Terminal=false
>> Type=Application
>> Categories=Network;WebBrowser;
>> Icon=/usr/share/pixmaps/chromium-browser.png
>> X-Ubuntu-Touch=true
>> ####################################
>>
>> * Reload your apps in the scope by choosing a sub category like
>> communication and then select all apps in your app scope again.
>> You can now try out your favorite graphical apps.
>>
>> ############
>> Conclusion:
>> ############
>>
>>  Dillo and Firefox are working fine and look nice. However, touch
>> support for scrolling is missing. So they show some ugly scroll bars.
>> Moreover, watching a Youtube video with Firefox results in a black
>> screen and I hear only the audio. Either some codecs are missing or the
>> CPU load is too heavy and the GPU is not used.
>> Furthermore, the WebRTC functionality in Firefox is not working. I can
>> choose Firefox Hello, nonetheless, neither my video nor my audio is
>> transmitted.
>> Does anybody know which codecs are missing?
>>
>> Since everything besides of that seems to work in Firefox, I honestly do
>> not understand, why Canonical is not trying to adopt the Firefox browser
>> instead of developing its own. From my experience one only needs an
>> addon which hides some ui parts like the additional settings, changes
>> the zoom and so on while using a small screen and which unhides this
>> parts and changes the page zoom if one switches to a larger screen. Or
>> at least it seems to me that convergence is not far away by such an
>> approach.
>> Maybe someone has an idea how to write such an addon?
>>
>> In Chromium the WebRTC functionality seems to work, so one could use
>> this for a VOIP. However, the UI font size is so big that Chromium is
>> not useable in the moment.
>> Does anybody has an idea, how one could change the UI font size?
>>
>> Exists another WebRTC client which is available as an armhf package and
>> which I could try out? Having WebRTC working on my Ubuntu Phone is a big
>> point on my priority list.
>>
>> In the future it would be awesome, if one could use the native Ubuntu
>> Touch virtual keyboard and does not have to rely on xvkbd.
>> I also get the following error message in the terminal if I invoke
>> Firefox directly by typing ./programstarter.sh firefox :
>>
>> Need more recent mir for cursor support!
>>
>> So it seems a newer XMir version is needed to get the Multitouch and the
>> Ubuntu Touch virtual keyboard and some other stuff working.
>> Does anybody know if there is an updated package?
>>
>>
>> ##############
>> Further Tweaks
>> ##############
>>
>> * If you need more space on your system partition and only need english
>> and german language support, you can try to remove the following
>> packages to get roughly 100 MB freed (Note: This is without warranty):
>>
>>  hunspell-fr hunspell-fr-classical hunspell-hu hunspell-ru hunspell-sr
>> hunspell-sv-se language-pack-touch-ast language-pack-touch-bg
>> language-pack-touch-bs language-pack-touch-ca language-pack-touch-cs
>> language-pack-touch-da language-pack-touch-el language-pack-touch-es
>> language-pack-touch-eu language-pack-touch-fi language-pack-touch-fr
>> language-pack-touch-gd language-pack-touch-gl language-pack-touch-he
>> language-pack-touch-hu language-pack-touch-id language-pack-touch-it
>> language-pack-touch-ja language-pack-touch-ko language-pack-touch-lt
>> language-pack-touch-lv language-pack-touch-ms language-pack-touch-nb
>> language-pack-touch-nl language-pack-touch-oc language-pack-touch-pl
>> language-pack-touch-pt language-pack-touch-ro language-pack-touch-ru
>> language-pack-touch-sk language-pack-touch-sl language-pack-touch-sr
>> language-pack-touch-sv language-pack-touch-tr language-pack-touch-ug
>> language-pack-touch-uk language-pack-touch-zh-hans
>> language-pack-touch-zh-hant  myspell-ca myspell-cs myspell-es myspell-he
>> myspell-hr myspell-it myspell-nl myspell-pl myspell-pt myspell-pt-br
>> myspell-pt-pt ubuntu-keyboard-arabic ubuntu-keyboard-azerbaijani
>> ubuntu-keyboard-bosnian ubuntu-keyboard-catalan
>> ubuntu-keyboard-chinese-pinyin ubuntu-keyboard-croatian
>> ubuntu-keyboard-czech ubuntu-keyboard-danish ubuntu-keyboard-dutch
>> ubuntu-keyboard-finnish ubuntu-keyboard-french ubuntu-keyboard-hebrew
>> ubuntu-keyboard-hungarian ubuntu-keyboard-italian ubuntu-keyboard-polish
>> ubuntu-keyboard-portuguese ubuntu-keyboard-russian
>> ubuntu-keyboard-serbian ubuntu-keyboard-spanish ubuntu-keyboard-swedish
>>
>> * The fluxbox UI shows the number of workspaces and the date, so that
>> the program icons are quite small. I changed this by adjusting the
>> following toolbar settings in ~/.fluxbox/init
>>
>> session.screen0.toolbar.tools:   prevwindow, nextwindow, iconbar,
>> systemtray
>> session.screen0.workspaces:     1
>>
>> * Change xkvbd to german or other keyboard layout
>> Change the following line in /etc/X11/app-default/XVkbd
>>
>> #include "XVkbd-german"
>>
>>
>>
>> Thanks to all developers for the fantastic work and keep going!!!
>>
>> Best regards,
>>
>> Marco
>>
>>
>> --
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>>
>
>
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