DNN From Model To Magic

Guide to loading models, blob preparation, and running inference with OpenCV DNN.

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Topics Covered

  • Model Loading - readNet, readNetFromONNX, various formats
  • Blob Preparation - blobFromImage parameters
  • Forward Pass - Running inference
  • Output Processing - Parsing network outputs
  • Model Formats - ONNX, TensorFlow, Caffe, Darknet

Tutorial Files

File Description
01_dnn_basics.py Loading models, blob preparation, inference
02_dnn_video.py Real-time video inference
03_dnn_formats.py ONNX, TensorFlow, Caffe model formats