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Ubuntu

2,890 bytes added, 14:02, 20 October 2015

→‎Installing SuperCollider

[[Home | <<< back to Wiki Home]]=ofBook installation ideas=http://openframeworks.cc/ofBook/chapters/installation_up_4evr_linux.html

=Upstart to launch/respawn installationsoftware=

*create this in /etc/init/facegraft.conf:

<syntaxhighlight lang="bash">

respawn limit 10 90

</syntaxhighlight>

*start faceswapstarting and stopping the service. from the command line:

<syntaxhighlight lang="bash">

start faceswap

</syntaxhighlight>

*<syntaxhighlight lang="bash">

stop faceswap

</syntaxhighlight>

<syntaxhighlight lang="bash">

./ls

#do some linux commands here

sudo reboot

</syntaxhighlight>

 

=Disable Screen Dimming=

<syntaxhighlight lang="bash">gsettings set org.gnome.desktop.session idle-delay 0</syntaxhighlight>

source: http://askubuntu.com/questions/430384/turn-screen-off-when-inactive-setting-from-terminal

 

=run ofApp on local screen=

<syntaxhighlight lang="bash">

export DISPLAY=:0

~/code/of...

command

</syntaxhighlight>

==v4l2-ctl==

===Installing===

*<codesyntaxhighlight lang="bash'>sudo apt-get install v4l-utils</codesyntaxhighlight>

===Using===

*set max zoom with c920:

**<codesyntaxhighlight lang="bash">v4l2-ctl -c zoom_absolute=200</codesyntaxhighlight>

*set max tele with c920:

**<codesyntaxhighlight lang="bash">v4l2-ctl -c zoom_absolute=100</codesyntaxhighlight>

*list all controllable settings:

**<codesyntaxhighlight lang="bash">v4l2-ctl --list-ctrls<code/syntaxhighlight>

==guvcview==

*comes installed.

*launch it:

**<codesyntaxhighlight lang="bash">guvcview</codesyntaxhighlight>

*should give you full access to your camera controls.

#make a live ubuntu usb disk in os x. [http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-mac-osx directions]

#IN OSX: attach your new portable drive, partition it as an OSX Extended Journaled drive.

#Reboot into the live ubuntu usb disk.#IN UBUNTU: start install. select "something else", create three partitions (boot, root, and swap), leaving existing EFI partition from OSX.

#Install Refind to first partition.

==Install rEFInd to partition of external drive==

*download refind flashdrive http://sourceforge.net/projects/refind/files/0.7.4/refind-flashdrive-0.7.4.zip/download

*use diskutil to find number for partition on your external:

**<codesyntaxhighlight lang="bash">diskutil list</codesyntaxhighlight>

**my EFI partition on external drive is /dev/disk2

*unmount:

**<codesyntaxhighlight lang="bash">diskutil unmountDisk disk2</codesyntaxhighlight>

*use dd to copy flash image to external partition:

**<codesyntaxhighlight lang="bash">sudo dd if=refind-flashdrive-0.7.4.img of=/dev/disk2s1 bs=1m</codesyntaxhighlight>

=Using H2 with Ubuntu=

==Recording from H2==

*<codesyntaxhighlight lang="bash">arecord -D "hw:2,0" -f S16_LE -c 2 -r 44100 test2.wav</codesyntaxhighlight> 

==pocketsphinx-continuous with H2==

*

=Custom PC Build=

*install Ubuntu

*Boot to command line. Download CUDA from NVIDIA:

<syntaxhighlight lang="bash">wget http://developer.download.nvidia.com/compute/cuda/7_0/Prod/local_installers/rpmdeb/cuda-repo-ubuntu1404-7-0-local_7.0-28_amd64.deb</syntaxhighlight>

*Install CUDA, follow these instructions: http://docs.nvidia.com/cuda/cuda-getting-started-guide-for-linux/index.html#ubuntu-installation

*Add nomodeset to GRUB_LINUX_CMDLINE_DEFAULT: http://askubuntu.com/questions/38780/how-do-i-set-nomodeset-after-ive-already-installed-ubuntu/38782#38782

*Install netatalk and ssh:

<syntaxhighlight lang="bash">sudo apt-get install ssh netatalk</syntaxhighlight>

*Install glew.h, etc. This is easily accomplished through the openFrameworks install dependencies script (if you plan to use oF):

http://openframeworks.cc/setup/linux-codeblocks/

*Install menu-meters: http://blog.dcxn.com/2012/06/06/menu-meters-for-ubuntu/

 

==Alternate NVIDIA Install options==

*http://www.askmetutorials.com/2015/01/install-uninstall-nvidia-driver-34058.html

*http://askubuntu.com/questions/464354/update-nvidia-drivers-with-xorg-edgers-ppa

 

=netatalk file sharing with OS X=

*http://outcoldman.com/en/archive/2014/11/09/ubuntu-as-home-server-part-3-afp-server/

*had to install libevent-dev and libtdb-dev:

<syntaxhighlight lang="bash">

sudo apt-get install libevent-dev

sudo apt-get install libtdb-dev

</syntaxhighlight>

=copy ssh key to remote server=

<syntaxhighlight lang="bash">cat ~/.ssh/id_rsa.pub | ssh user@machine "mkdir ~/.ssh; cat >> ~/.ssh/authorized_keys"</syntaxhighlight>

=Use aptitude to downgrade some packages=

for example installing libcurl4-openssl-dev:

 

http://askubuntu.com/questions/584901/grive-tools-depends-libcurl4-openssl-dev-but-it-is-not-going-to-be-installed

=Installing SuperCollider=

https://github.com/supercollider/supercollider/wiki/Installing-SuperCollider-on-Ubuntu-systems

*add user to audio group:

<syntaxhighlight lang="bash">sudo adduser rtwomey audio</syntaxhighlight>

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