RidgeRun OpenCV Fork: Difference between revisions

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== Introduction ==
The '''RidgeRun OpenCV fork''' is a modified version of the project with various improvements around speed and efficiency. While some changes are general (i.e.: any platform will benefit from them), others are specific to the NVIDIA Jetson family.
The '''RidgeRun OpenCV fork''' is a modified version of the project with various improvements around speed and efficiency. While some changes are general (i.e.: any platform will benefit from them), others are specific to the NVIDIA Jetson family.


The fork is hosted at:
The fork is hosted at:
  https://github.com/RidgeRun/opencv
  https://github.com/RidgeRun/opencv
These enhancements are being curated to be pushed mainstream. The progress of this effort will be kept here.


__TOC__
__TOC__
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=== GStreamer Video Capture ===
=== GStreamer Video Capture ===
Tested under the following conditions
* OpenCV Version: 4.4.0
* FPS and CPU usage taken with the [https://github.com/ridgerun/gst-perf GstPerf] element.
* The following script:
<source lang=python>
import cv2 as cv
PIPE = "videotestsrc pattern=black !  \
        video/x-raw,format=BGR,width=1920,height=1080 ! \
        perf print-arm-load=true ! \
        appsink sync=false drop=false max-buffers=3"
cap = cv.VideoCapture(PIPE, cv.CAP_GSTREAMER)
while True:
    ret, frame = cap.read()
cap.release()
cv.destroyAllWindows()
</source>
* Execution:
<source lang=bash>
GST_DEBUG=perf:4 python3 ./benchmark.py
</source>

Revision as of 14:48, 18 September 2020

The RidgeRun OpenCV fork is a modified version of the project with various improvements around speed and efficiency. While some changes are general (i.e.: any platform will benefit from them), others are specific to the NVIDIA Jetson family.

The fork is hosted at: 

https://github.com/RidgeRun/opencv

These enhancements are being curated to be pushed mainstream. The progress of this effort will be kept here.

Building the Project

Follow the instructions in our Compiling OpenCV from Source page. Make sure you select:

  • RidgeRun fork
  • GStreamer support
  • CUDA support (if applicable)

Enhancements

GStreamer Video Capture

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