Archives For November 30, 1999

Entangle is a free tethered camera control & capture software. Here’s how to install it in all current Ubuntu releases, including Ubuntu 22.04, Ubuntu 24.04, and Ubuntu 20.04

Entangle provides a graphical interface for “tethered shooting”, aka taking photographs with a digital camera completely controlled from the computer. The 2.0 release, “Sodium”, features:

  • Document some missing keyboard shortcuts
  • Fix upper bound in histogram to display clipped pixel
  • Option to highlight over exposed pixels in red
  • Disable noisy compiler warning
  • Remove use of deprecated application menu concept
  • Fix image redraw when changing some settings
  • Update mailing list address in appdaat
  • Add more fields to appdata content
  • Fix reference counting during window close
  • Use correct API for destroying top level windows
  • Fix unmounting of cameras with newer gvfs URI naming scheme
  • Avoid out of bounds read of property values
  • Fix many memory leaks
  • Workaround for combo boxes not displaying on Wayland
  • Fix race condition in building enums
  • Fix setting of gschema directory during startup
  • Set env to ensure plugins can find introspection typelib
  • Dependency libraries, and translation updates

How to install entangle 3.0 in Ubuntu / Linux Mint:

The app is available in system repository for all current Ubuntu releases. Simply launch Ubuntu Software (or App Center), then just search and click install ‘entangle’:

For choice, you may press Ctrl+Alt+T on keyboard to open terminal, then run the commands instead to install the software:

sudo apt install entangle

Run sudo apt update first to refresh cache if the package is not found.

For old Ubuntu 14.04, Ubuntu 16.04, and Ubuntu 18.04, you may run the commands below to add this PPA before using apt install command:

sudo add-apt-repository ppa:dhor/myway
sudo apt update


To remove the software, run command in terminal:

sudo apt-get remove --autoremove entangle

This tutorial shows you a tethered camera control tool pkTriggerCord which is base on PKRemote. After you connect the camera to your PC with the USB cable, you can control the camera from pkTriggerCord, such as read status information, change settings, and take pictures. The pictures are stored in the camera’s buffer and can be downloaded to the PC. Pictures are not written on the SD card of the camera.

Currently supported Cameras are:

  • Pentax K-x
  • Pentax K10D (Samsung GX-10)
  • Pentax K20D (Samsung GX-20)
  • Pentax K200D
  • Pentax K-7
  • Pentax K-r
  • Pentax K-5
  • Pentax K-m / K2000
  • Pentax K-30
  • Pentax K-01 (bugs)
  • Pentax K-5 II / K-5 IIs NEW

Install pkTriggerCord in Ubuntu via PPA:

Press Ctrl+Alt+T on keyboard to open terminal. When it opens, run commands below one by one to install the tool from PPA:

sudo add-apt-repository ppa:dhor/myway

sudo apt-get update

sudo apt-get install pktriggercord

This will install pktriggercord on Ubuntu 13.10, Ubuntu 13.04, Ubuntu 12.10 and Linux Mint 16, 15, 14.

Once installed, open the GUI interface from Unity Dash. Or run man pktriggercord-cli to check out command line tool usage.

For RPM package and source code, go to pktriggercord project homepage