I'm using i.MX8M Plus EVK board. Does vpuenc_h264 uses hardware encoding in below example of gstreamer?
#gst-launch-1.0 videotestsrc num-buffers=300 ! video/x-raw,width=1920,height=1080,format=YUY2 ! queue ! vpuenc_h264 ! filesink location=output.h264