Archives For Howtos

LiVES video editing system and VJ tool has reached the 2.8.6 release earlier today with performance improvements and various bug-fixes.

LiVES 2.8.6 changelog:

  • Remove dependency on (deprecated) GLee.
  • Show audio as volume levels in Clip Editor.
  • Performance improvements for multitrack playback.
  • Ensure that timeline track backgrounds are painted in multitrack (regression).
  • Properly expand text width in the message info window.
  • Improve zoom in multitrack (zooms around cursor rather than screen center).
  • Prevent annyoing focus stealing when mt is backed up in the background.
  • Fix broken audio fade in/out (regression).
  • Fix external window capture (regression).
  • Fix crash in palette conversions.
  • Fix compilation issues with liblives scripting engine.
  • Fix for keys being in multitrack fullscreen preview.
  • Code reformatting and tidying (W.I.P)

How to Install LiVES 2.8.6 via PPA in Ubuntu:

An unofficial PPA has made the packages for Ubuntu 16.04, Ubuntu 16.10, Ubuntu 17.04, and derivatives.

1. To add the PPA, open terminal (Ctrl+Alt+T) and run command:

sudo add-apt-repository ppa:ubuntuhandbook1/lives

LiVES PPA

2. Then upgrade LiVES via Software Updater if you have a previous release installed:

Or run commands to do update and install LiVES video editor:

sudo apt update 

sudo apt install lives lives-plugins

Uninstall:

To restore LiVES to the stock version in your Ubuntu main repository, run command to purge the PPA:

sudo apt install ppa-purge && sudo ppa-purge ppa:ubuntuhandbook1/lives

MKVToolNix 12.0.0 was released a few days ago. It features one rather important bug fix in the HEVC/h.265 code that can result in invalid files. All users are recommended to upgrade.

MKVToolNix 12.0.0 new features:

  • Ctrl+Shift+Space now toggle the selection of the current item in all tree views (multiple selections are allowed).
  • chapter editor: added the extension `*.cue` (for cue sheet files) to the “open chapter file” dialog.
  • When the CUE sheet includes a global title, it will be automatically used for the title tag when the --title option is empty
  • added an option `–no-date` that prevents the “date” field from being written to the segment information headers.
  • header editor: added support for editing the “date” segment information field.
  • Various bug fixes. See the release note.

MKVToolNix 12.0.0

How to Install MKVToolNix 12.0.0 in Ubuntu:

The official MKVToolNix Linux repository has made the packages for Ubuntu 16.04, Ubuntu 16.10, and Ubuntu 17.04.

Open terminal via Ctrl+Alt+T or by searching for “Terminal” from start menu, when it opens, run following commands one by one:

1. Add the repository via command:

sudo sh -c 'echo "deb http://mkvtoolnix.download/ubuntu/$(lsb_release -sc)/ ./" >> /etc/apt/sources.list.d/bunkus.org.list'

2. Download and install the key via command:

wget -q -O - https://mkvtoolnix.download/gpg-pub-moritzbunkus.txt | sudo apt-key add -

3. Finally upgrade the software via Software Updater if you’ve a previous release installed:

Or run commands to install / upgrade MKVToolNix:

sudo apt-get update

sudo apt-get install mkvtoolnix mkvtoolnix-gui

Simplenote App for Ubuntu

Simplenote, a note-taking application with markdown support, now is available in Ubuntu Linux via Snap package for Ubuntu 14.04, Ubuntu 16.04 and higher.

Simplenote is a free cross-platform note-taking application that features:

  • Markdown with previews and extensive syntax support.
  • instant notes syncing across devices (Linux, web, Android, Mac, Windows and iOS)
  • a tagging system and collaborative editing support
  • publish notes as standalone webpages

Simplenote offers .deb package for Ubuntu Linux in its website. However, a snap version of Simplenote now is available in Ubuntu Snap store, easy to install, dependency bundling, and will automatically be kept up to date.

Simply open terminal (Ctrl+Alt+T) and run command:

sudo snap install simplenote

Tip: The snap package is independent of the traditional .deb package, you can have both version of Simplenote installed on your Ubuntu.

If you’re first time installing a Snap package in Ubuntu, you may need to install snapd service to keep track of your installed snaps, via command:

sudo apt install snapd

Uninstall:

To uninstall the snap version of Simplenote, simply run command:

sudo snap remove simplenote

Visual Studio Code IDE

MicroSoft’s Visual Studio Code IDE now is super easy to install in Ubuntu 14.04, Ubuntu 16.04, and higher via the Snap package format.

David Callé announced the availability of Visual Studio Code as a Snap a day ago:

Launched in 2015 by Microsoft, Visual Studio Code has imposed itself as one of the preferred code editors in the developer community. Cross-platform (powered by Electron), it features a marketplace of more than 3000 extensions where any language can find its linters, debuggers and test runners.

Visual Studio Code

To install Visual Studio Code in all current Ubuntu releases, simply run command (open terminal via Ctrl+Alt+T):

sudo snap install --classic vscode

That’s it! Installed snaps are automatically refreshed, so you’ll always have the latest release of VS Code installed.

In addition, if you’re first time installing a Snap package in Ubuntu, you need to first install snapd, the service which runs on your machine and keeps track of your installed snaps, via command:

sudo apt install snapd

Like traditional deb packages, the snap version of the software can be launched either from Unity Dash, Gnome application launcher, or other desktop menu, or via command vscode.

OpenShot Video Editor

OpenShot video editor 2.3.3 was released earlier today with many serious stability fixes. The official PPA has updated for all current Ubuntu releases.

OpenShot 2.3.3 fixed up to 25 top crashes and errors. Changes in Openshot 2.3.3 include:

  • Fixed SpaceMovie 3D animated title alpha key frames
  • Fixed bug when selecting effect on a clip
  • Fixed backup recovery issue which would not refresh the timeline on load.
  • Fixed bug destroying the lock file
  • Added C++ exception parsing from archived exception data.
  • Adding a script to parse and aggregate Python error logs for OpenShot
  • Another attempt to fix the race condition causing the “zipimport.ZipImportError: can’t decompress data; zlib not available” when launching a frozen version of OpenShot.
  • Fixed a common error on the title editor
  • Removed NVidia driver from AppImage
  • libopenshot depenency to 0.1.6

OpenShot 2.3.3

How to Install Openshot in Ubuntu via PPA:

For Ubuntu 14.04, Ubuntu 16.04, Ubuntu 16.10, Ubuntu 17.04, and their derivatives, the latest release can be installed via the official OpenShot PPA by following the steps below one by one:

1. Open terminal via Ctrl+Alt+T or by searching “Terminal” from start menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:openshot.developers/ppa

Type in your password (no visual feedback due to security reason) and hit Enter.

2. Then check updates and install openshot 2.3.3 via commands:

sudo apt-get update

sudo apt-get install openshot-qt

Uninstall:

To remove the PPA repository, go to System Settings -> Software & Updates -> Other Software tab.

To the openshot-qt package, either use your system package manager or run command:

sudo apt-get remove openshot-qt && sudo apt-get autoremove