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Rpi mpeg license1/4/2023 The codec you purchased was most likely to enable MP2 playback on the device while you have some display connected to it. But MMAL is just suitable for local display - that's what was referring to. What "Usable from CLI" means, is that it doesn't need a GUI application with a vdeo surface for viewing. That last column indicates that OMX can be used from the command line (CLI) but MMAL can't Now, look at the last column: "Usable from ffmpeg CLI".The second table indicates that MMAL is supported for decoding and OMX is supported for encoding.In the first table, you can see that there's support for OpenMax (OMX) and MMAL on the RPI.Though, an important prerequisite for hw acceleration on those platforms is that these are supported by ffmpeg. The rising popularity off all those single-board-computer platforms is exposing an exciting new area and we're trying to be on board with the most popular ones as good as we can. Sounds like it's an issue with rpi decoding in general. I had read that was an issue for decoding h265 on the rpi4, but I wasn't aware that was also an issue on the mpeg2 decoder on the rpi3.
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