Robin Cole
Published © MIT

Motion Activated Image Capture and Classification of Birds

This project shows how I automatically capture and classify images of birds visiting my bird feeder.

IntermediateFull instructions provided2 hours6,882
Motion Activated Image Capture and Classification of Birds

Things used in this project

Hardware components

Raspberry Pi 3 Model B
Raspberry Pi 3 Model B
×1
Camera (generic)
×1

Software apps and online services

Home Assistant
Home Assistant
Machinebox

Story

Read more

Schematics

Diagram of system

Shows how all the components link together

Code

teach_classificationbox.py

Python
The script to teach Classificationbox
"""
Script to teach classificationbox image classes as described in
https://blog.machinebox.io/how-anyone-can-build-a-machine-learning-image-classifier-from-photos-on-your-hard-drive-very-5c20c6f2764f
https://github.com/machinebox/toys/blob/master/imgclass/main.go
Run from within the root folder containing the folders of images.
"""
import os
import requests

IP = 'localhost'
PORT = '8080'
CLASSIFIER = 'classificationbox'
VALID_FILETYPES = ('.jpg', '.png', '.jpeg')

TEACH_URL = "http://{}:{}/{}/teach".format(IP, PORT, CLASSIFIER)
HEALTH_URL = "http://{}:{}/readyz".format(IP, PORT)


def check_classifier_health():
    """Check that classifier is reachable"""
    try:
        response = requests.get(HEALTH_URL)
        if response.status_code == 200:
            print("{} health-check passed".format(CLASSIFIER))
            return True
        else:
            print("{} health-check failed".format(CLASSIFIER))
            print(response.status_code)
            return False
    except requests.exceptions.RequestException as exception:
        print("{} is unreachable".format(CLASSIFIER))
        print(exception)


def list_folders(directiory='.'):
    """Returns a list of folders in a dir, defaults to current dir.
    These are not full paths, just the folder."""
    folders = [dir for dir in os.listdir(directiory)
               if os.path.isdir(os.path.join(directiory, dir))
               and not dir.startswith(directiory)
               and not dir.startswith('.')]
    folders.sort(key=str.lower)
    return folders


def teach_name_by_file(teach_url, name, file_path):
    """Teach facebox a single name using a single file."""
    file_name = file_path.split("/")[-1]
    file = {'file': open(file_path, 'rb')}
    data = {'name': name, "id": file_name}

    response = requests.post(teach_url, files=file, data=data)

    if response.status_code == 200:
        print("File:{} taught with name:{}".format(file_name, name))
        return True

    elif response.status_code == 400:
        print("Teaching of file:{} failed with message:{}".format(
            file_name, response.text))
        return False


def main():
    if check_classifier_health():
        for folder_name in list_folders():
            folder_path = os.path.join(os.getcwd(), folder_name)
            for file in os.listdir(folder_path):
                if file.endswith(VALID_FILETYPES):
                    file_path = os.path.join(folder_path, file)
                    teach_name_by_file(teach_url=TEACH_URL,
                                       name=folder_name,
                                       file_path=file_path)


if __name__ == '__main__':
    main()

Github repo

The github repo with source code and model file

Credits

Robin Cole

Robin Cole

7 projects • 80 followers
Pythonista & PhD physics

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