More GStreamer Tips: Picture-in-Picture Compositing

In a previous post I gave a few examples showing how simple text overlays can be added to any video stream in GStreamer. Now it’s time to look at compositing between two or more video streams, also called picture in picture. As you’ll see it is still very easy to achieve even when using nothing more than the gst-launch command line tool. First we look at some basic examples, then we finish with a more complex “Live from Pluto” video wall.

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