Play Camera Recordings in Debian

Follow the steps below to enable the screen to play real-time camera recordings in the Debian Operating System (OS).
  1. Install the v4l2-ctl tool to detect the recordings and list the resolutions supported by the current camera.
  2. Select one of the resolutions for display.
    The following code blocks provide some examples.
    • Set the resolution to 800 × 600: 
      gst-launch-1.0 v4l2src device=/dev/video4 ! video/x-raw,width=800,height=600 ! videoconvert ! xvimagesink
    • Set the resolution to 1280 × 720: 
      gst-launch-1.0 v4l2src device=/dev/video4 ! video/x-raw,width=1280,height=720 ! videoconvert ! xvimagesink
    • Set the resolution to 1280 × 900: 
      gst-launch-1.0 v4l2src device=/dev/video4 ! video/x-raw,width=1280,height=960 ! videoconvert ! xvimagesink