Hi,
We have hardware engine for cropping an image and it is implemented as nvvidconv plugin in gstreamer. Please refer to the sample:
Doesn't work nvv4l2decoder for decoding RTSP in gstreamer + opencv - #3 by DaneLLL
And also you may consider to run a gstreamer pipeline and apply cuda filters. Please take a look at the sample:
Nano not using GPU with gstreamer/python. Slow FPS, dropped frames - #8 by DaneLLL