Doesn't work nvv4l2decoder for decoding RTSP in gstreamer + opencv

Robotics & Edge Computing Jetson & Embedded Systems Jetson Nano
4

I run your code and it doesn’t show me any things, and stuck in this state:
I set my location = rtsp://IP:PORT/1920x1080.264, and I stream the 1920x1080.264 file with live555 from other system and I want to decode with jetson nano.
this rtsp is work correctly with omxh264dec.

This is with jetpack 4.2.2 :

nvbuf_utils: Could not get EGL display connection
Opening in BLOCKING MODE 
NvMMLiteOpen : Block : BlockType = 261 
NVMEDIA: Reading vendor.tegra.display-size : status: 6 
NvMMLiteBlockCreate : Block : BlockType = 261 

(python3:20431): GStreamer-CRITICAL **: 11:29:19.872: gst_mini_object_unref: assertion 'mini_object != NULL' failed
NvMMLiteOpen : Block : BlockType = 261 
NVMEDIA: Reading vendor.tegra.display-size : status: 6 
NvMMLiteBlockCreate : Block : BlockType = 261

This is with jetpack 4.4 DP:

libEGL warning: DRI2: failed to authenticate
libEGL warning: MESA-LOADER: failed to open swrast (search paths /usr/lib/aarch64-linux-gnu/dri:\$${ORIGIN}/dri:/usr/lib/dri)

libEGL warning: MESA-LOADER: failed to open swrast (search paths /usr/lib/aarch64-linux-gnu/dri:\$${ORIGIN}/dri:/usr/lib/dri)

nvbuf_utils: Could not get EGL display connection
Opening in BLOCKING MODE 
NvMMLiteOpen : Block : BlockType = 261 
NVMEDIA: Reading vendor.tegra.display-size : status: 6 
NvMMLiteBlockCreate : Block : BlockType = 261
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