ubuntu-phone team mailing list archive

[p <kaabud-lp@xxxxxxxx>]

On ubuntuusers.de there was a tip posted [1] to add -sw to the Xmir commandline to switch to software rendering in order to get around a segmentation fault in Xmir. You might try that.

[1] 
https://forum.ubuntuusers.de/topic/wie-bekommt-man-xmir-auf-dem-nexus-7-zum-laufe/2/#post-7540153



>________________________________
> Von: Jouni Helminen <jouni.helminen@xxxxxxxxxxxxx>
>An: marcokarlo@xxxxxx 
>CC: Ubuntu Phone <ubuntu-phone@xxxxxxxxxxxxxxxxxxx> 
>Gesendet: 18:49 Dienstag, 23.Juni 2015
>Betreff: Re: [Ubuntu-phone] Convergence, Browser and WebRTC
> 
>
>
>tried this on Meizu, getting some errors when running the Xmir part of the script..
>
>
>glamor GLSL version: OpenGL ES GLSL ES 3.00 build 1.3@3304414
>(EE) 
>(EE) Backtrace:
>(EE) 
>(EE) Segmentation fault at address 0x0
>(EE) 
>Fatal server error:
>(EE) Caught signal 11 (Segmentation fault). Server aborting
>(EE) 
>
>
>
>
>
>On Wed, Jun 17, 2015 at 1:34 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
>>
>>
>>--
>>Mailing list: https://launchpad.net/~ubuntu-phone
>>Post to     : ubuntu-phone@xxxxxxxxxxxxxxxxxxx
>>Unsubscribe : https://launchpad.net/~ubuntu-phone
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>>
>>
>
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