Installation Guide: Determ Flowbit Viewer v1.4.1

Recommended PC requirements

Note: An NVIDIA GPU with CUDA cores is required. AMD or Intel integrated graphics are not supported for core processing tasks.

Installation on Windows

1. Download and install Cuda toolkit

• Update your GPU driver to the latest version.

• Download the CUDA Toolkit (CUDA v12.8) and install it using the default settings.

2. Install Gstreamer library

• Download the GStreamer library(gstreamer-1.0-msvc-x86_64-1.22.12.msi and gstreamer-1.0-devel-msvc-x86-1.22.12.msi).

During installation, select ‘Custom’ and set the installation path to C:\gstreamer\. Then, go back and select ‘Typical’ to finish the installation.

• After installation, add C:\gstreamer\1.0\msvc_x86_64\bin to your system's PATH environment variable. Then, restart your computer to apply the changes.

3. Install the Bonjour library

• Download Bonjour exe and install it using the default settings.

4. Download and config the app

• Download the installation package (DetermFlowbitViewer_win64_v1.4.1_Setup.exe) for Win11 X64 system.

• You can change the installation and data folder paths if you prefer. The data folder is where recorded videos will be saved.

• After installation, search for ‘Determ Flowbit Viewer’ in your applications and run it.

Installation on Ubuntu 22/24

1. Install Nvidia GPU driver

   https://docs.nvidia.com/datacenter/tesla/driver-installation-guide/ubuntu.html

2. Install CUDA (V12.8)

   https://developer.nvidia.com/cuda-12-8-0-download-archive?target_os=Linux&target_arch=x86_64&Distribution=Ubuntu&target_version=22.04&target_type=deb_local

   Check if CUDA is installed by running: nvcc --version

3. Install GStreamer

• Ubuntu 22.04:

  Install gstreamer v1.20.3 and required plugins by running the following command in your terminal:

sudo apt-get install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev libgstreamer-plugins-bad1.0-dev gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-tools gstreamer1.0-x gstreamer1.0-alsa gstreamer1.0-gl gstreamer1.0-gtk3 gstreamer1.0-qt5 gstreamer1.0-pulseaudio libgstrtspserver-1.0-dev

• Ubuntu 24.04:

  Install gstreamer v1.24.2 and required plugins by running the following command in your terminal:

sudo apt-get install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev libgstreamer-plugins-bad1.0-dev gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-tools gstreamer1.0-x gstreamer1.0-alsa gstreamer1.0-gl gstreamer1.0-gtk3 gstreamer1.0-qt5 gstreamer1.0-pulseaudio libgstrtspserver-1.0-dev

• Check the gstreamer version by running:

# check gstreamer version
gst-inspect-1.0 --version

• Check for nvcodec support:

# check nvcodec
gst-inspect-1.0 | grep nvcodec
----------------------------------------------

If nothing is printed, try clearing the cache and re-running the command:

rm -rf ~/.cache/gstreamer-1.0/
sudo rm -rf /usr/lib/x86_64-linux-gnu/gstreamer-1.0/gst-plugin-scanner.cache
gst-inspect-1.0 --print-all > /dev/null 2>&1
gst-inspect-1.0 | grep nvcodec

• Add pkg_config to PATH:

 # Add GStreamer path to ~/.bashrc
  nano ~/.bashrc
  # Add following to the end of ~/.bashrc
  export PKG_CONFIG_PATH=/usr/lib/x86_64-linux-gnu/pkgconfig:$PKG_CONFIG_PATH
  source

4. Install other libs

5. Download and config the app

• Ubuntu 22.04:

  wget https://file.determtech.com/software/flowbit_server/viewer/DetermFlowbitViewer_1.4.1_ubuntu22.zip

• Ubuntu 24.04

  wget https://file.determtech.com/software/flowbit_server/viewer/DetermFlowbitViewer_1.4.1_ubuntu24.zip

After extraction, change permissions:

Right-click start.sh and select Run as Programm to start the app.