Shutter Counter

Extract the shutter actuation count from Nikon camera images using EXIF metadata.

Features

• Supports most Nikon DSLR models (D1–D6 series, D8xx, D7xx, D5xx, D3xxx, and Z-series)
• Reads shutter count from MakerNote EXIF tags
• Clean numeric output for scripting
• Thousand separators in human-readable output
• Works with JPEG and NEF files

Installation

As Global Binary

pipx install shutter-counter

From Git Source

# pip
pip install -e .

Development

pip install -e ".[dev]"

Usage

Command Line

# Basic usage (positional argument)
python main.py image.jpg

# Using explicit flag
python main.py --input image.jpg

# Clean output (number only, with thousand separators)
python main.py image.jpg --clean

# Verbose mode
python main.py image.jpg -v

# Help
python main.py --help

Example Output

$ python main.py image.jpg
Shutter count for NIKON D850 is 82,222

$ python main.py image.jpg --clean
82,222

Python API

from shutter_counter.counter import ShutterCounter

counter = ShutterCounter("image.jpg")
result = counter.get_shutter_count()

print(f"Camera: {result.camera_make} {result.camera_model}")
print(f"Shutter count: {result.shutter_count:,}")

Supported Cameras

Newer Models

• NIKON D6, D850, D780, D500, D7500
• NIKON Z7, Z6, Z5, Z6II, Z7II

Older Models

• NIKON D810, D800, Df, D610, D750
• NIKON D700, D300S, D300, D200, D100
• NIKON D90, D70s, D70, D60, D50, D40x, D40
• NIKON D1X, D1H, D1, D2Xs, D2X, D2Hs, D2H
• NIKON D3X, D3S, D3, D4S, D4, D5, D3500

Requirements

• Python 3.10+
• exifread >= 3.0.0

Testing

pytest tests/ -v

License

MIT License - see LICENSE file for details.