Continuing the discussion from RTSP camera access frame issue : Please provide complete information as applicable to your setup. • Hardware Platform (Jetson / GPU) GPU • DeepStream Version 5.0 • TensorRT Version 7 • NVIDIA GPU Driver Version (valid for GPU only) 440 • Issue Type( questions, new…

Hi, Could you check if the issue is present if you enable dsexample plugin. The patch is similar to the demo code in dsexample. Would like to know if it works. Please follow README to enable it for a try: /opt/nvidia/deepstream/deepstream-5.0/sources/gst-plugins/gst-dsexample/README

Nvbufsurface: mapping of memory type (0) not supported when accessing frame

Accelerated Computing Intelligent Video Analytics DeepStream SDK

DaneLLL December 16, 2020, 1:52am 3

Hi,
Please set nvbuf-memory-type=3 and try again. For dGPU platforms, we have seen a similar issue:

Topic		Replies	Views
Nvbufsurface: mapping of memory type (0) not supported DeepStream SDK	5	2557	October 12, 2021
NvBufSurface mapping of memory type (0) not supported on Tesla 4 dGPU DeepStream SDK gstreamer	4	993	November 19, 2021
Deepstream NvBufSurface memory type not changing (dGPU) DeepStream SDK	7	1239	July 27, 2023
Nvbufsurface: mapping of buffer (0) failed DeepStream SDK	3	834	October 12, 2021
OpenCV and nvbufsurface: mapping of memory type (2) not supported Error DeepStream SDK deepstream	6	214	December 23, 2024
PosixMemMap:71 [12] mmap failed while extracting frames from deepstream DeepStream SDK gstreamer	5	1346	March 27, 2022
Deepstream-app not running when more than 12 cams or 3 models DeepStream SDK deepstream	10	175	January 8, 2025
How to accurately set nvbuf-memory-type when using the plugin Gst-nvvideoconvert？ DeepStream SDK	7	1690	March 6, 2023
Undefined reference to `NvBufSurfaceMap' DeepStream SDK deepstream	3	119	October 9, 2024
DeepStream get cv::mat wrong DeepStream SDK	5	1516	October 12, 2021

Nvbufsurface: mapping of memory type (0) not supported when accessing frame

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