Hello, I am using TX2+argus library+2 Leopard IMX577 cameras to capture images. I got camera captures in nvbuffer and verified that the image is correct by display it to screen using OpenCV. My problem is when I transfer the data from nvbuffer to CPU memory, it is really slow. My image size is 40…

There is no update from you for a period, assuming this is not an issue any more. Hence we are closing this topic. If need further support, please open a new one. Thanks Hi, Please share a patch to reference samples in: /opt/nvidia/vpi1/samples so that we apply the patch and reproduce the issu…

Copy camera capture from nvbuffer to CPU DRAM is very slow using argus library

Robotics & Edge Computing Jetson & Embedded Systems Jetson TX2

DaneLLL January 27, 2022, 10:40am 3

Hi,
Please try this method: to map NvBuffer to cv::Mat directly:
NVBuffer (FD) to opencv Mat - #6 by DaneLLL

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Copy camera capture from nvbuffer to CPU DRAM is very slow using argus library

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