TX2 h264 encoding, 60 FPS camera, 30 FPS Video Stream

Please break down the pipeline to check the framerate:

$ gst-launch-1.0 v4l2src device=/dev/video1 ! video/x-raw,width=1920,height=1080,format=UYVY,framerate=60/1 ! fpsdisplaysink video-sink=fakesink -v
$ gst-launch-1.0 v4l2src device=/dev/video1 ! video/x-raw,width=1920,height=1080,format=UYVY,framerate=60/1 ! nvvidconv ! 'video/x-raw(memory:NVMM),format=NV12' ! fpsdisplaysink video-sink=fakesink -v
$ gst-launch-1.0 v4l2src device=/dev/video1 ! video/x-raw,width=1920,height=1080,format=UYVY,framerate=60/1 ! nvvidconv ! 'video/x-raw(memory:NVMM),format=NV12' ! omxh264enc ! fpsdisplaysink video-sink=fakesink -v