QT GUI Video Display

From GNU Radio
Jump to navigation Jump to search

This is a QT-based graphical sink that plays and display video stream using the GStreamer backend. It provides a visual interface where video content can be rendered and viewed by the user. The Video Display window includes playback controls such as play, pause, stop, and seek functionality, allowing users to navigate through the video content.


(R): Run-time adjustable

Input Type
This parameter controls the data type of the input stream in GNU Radio.
Vector Size
Vector length at input
GUI Hint
See GUI Hint for info about how to organize multiple QT GUIs

Example Flowgraph

This flowgraph and output was produced by https://github.com/gnuradio/gnuradio/blob/master/gr-qtgui/examples/qtgui_video_display_example.grc

Video display.png


The Video Display block relies on the following dependencies and plugins:

  • GStreamer
  • gst-libav
  • GStreamer plugins:
   * gstreamer1.0-plugins-good
   * gstreamer1.0-plugins-bad
   * gstreamer1.0-plugins-ugly

Source Files

C++ files
Header files
Public header files
Block definition