NVIDIA VPI GStreamer Plug-in - Performance - Jetson Nano

GstVPI
GstVPI Basics
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Evaluating GstVPI Getting the Code Building the Plugin
Examples
Gaussian Filter Undistort Harris Keypoints Detector KLT Tracker Perspective Warp Overlay Videoconvert Videoscale Convolution Separable Convolution
Performance
Nano TX1 TX2 Xavier
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Performance Measurements : Source - Logitech C270 HD 720P Webcam (V4L2SRC)

Algorithm : Gaussian Filter

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)
For a Gaussian filter given by kernel size of 3 in the X direction and 3 in the Y direction.

gst-launch-1.0 v4l2src ! image/jpeg,width=1280,height=720,framerate=30/1 ! nvv4l2decoder mjpeg=true ! nvvidconv ! vpiupload ! vpigaussianfilter size-x=3 size-y=3 ! perf print-arm-load=true ! vpidownload ! nvvidconv ! video/x-raw(memory:NVMM),format=I420 ! nvoverlaysink

CPU %	GPU %	FPS
9.51852 %	6.90778 % @ 136.041 MHz	14.841

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)
For a Gaussian filter given by kernel size of 5 in the X direction and 5 in the Y direction.

gst-launch-1.0 v4l2src ! image/jpeg,width=1280,height=720,framerate=30/1 ! nvv4l2decoder mjpeg=true ! nvvidconv ! vpiupload ! vpigaussianfilter size-x=5 size-y=5 ! perf print-arm-load=true ! vpidownload ! nvvidconv ! video/x-raw(memory:NVMM),format=I420 ! nvoverlaysink

CPU %	GPU %	FPS
10.9259 %	6.86437 % @ 134.664 MHz	14.844

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)
For a Gaussian filter given by kernel size of 7 in the X direction and 7 in the Y direction.

gst-launch-1.0 v4l2src ! image/jpeg,width=1280,height=720,framerate=30/1 ! nvv4l2decoder mjpeg=true ! nvvidconv ! vpiupload ! vpigaussianfilter size-x=7 size-y=7 ! perf print-arm-load=true ! vpidownload ! nvvidconv ! video/x-raw(memory:NVMM),format=I420 ! nvoverlaysink

CPU %	GPU %	FPS
10.4815 %	6.62614 % @ 131.295 MHz	14.811

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)
For a Gaussian filter given by kernel size of 11 in the X direction and 11 in the Y direction.

gst-launch-1.0 v4l2src ! image/jpeg,width=1280,height=720,framerate=30/1 ! nvv4l2decoder mjpeg=true ! nvvidconv ! vpiupload ! vpigaussianfilter size-x=11 size-y=11 ! perf print-arm-load=true ! vpidownload ! nvvidconv ! video/x-raw(memory:NVMM),format=I420 ! nvoverlaysink

CPU %	GPU %	FPS
7.81481 %	6.49311 % @ 129.717 MHz	14.831

Algorithm : Undistort filter

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)

gst-launch-1.0 v4l2src ! image/jpeg,width=1280,height=720,framerate=30/1 ! nvv4l2decoder mjpeg=true ! nvvidconv ! vpiupload ! vpiundistort k1=0.05 k2=0.01 k3=0 k4=0 model=fisheye ! perf print-arm-load=true ! vpidownload ! nvvidconv ! nvoverlaysink

CPU %	GPU %	FPS
10.7407 %	7.23091 % @ 133.412 MHz	9.771

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)

gst-launch-1.0 v4l2src ! image/jpeg,width=1280,height=720,framerate=30/1 ! nvv4l2decoder mjpeg=true ! nvvidconv ! vpiupload ! vpiundistort  k1=0.52 k2=-0.02 p1=0 p2=0 k3=-0.001 k4=0.8 k5=0.05 k6=-0.008 model=polynomial ! perf print-arm-load=true ! vpidownload ! nvvidconv ! nvoverlaysink

CPU %	GPU %	FPS
10.037 %	7.0408 % @ 135.323 MHz	9.819

Algorithm : Harris Detector filter

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)

CPU %	GPU %	FPS
6.25926 %	18.179 % @ 159.827 MHz	10.344

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)

CPU %	GPU %	FPS
9.14815 %	18.0251 % @ 159.574 MHz	9.85

Platform : Jetson Nano developer kit
Logitech C270 HD 720P Webcam (V4L2SRC)

CPU %	GPU %	FPS
9.33333 %	17.8621 % @ 159.331 MHz	9.907