vibe-coding-hw1

Photo Watermark 1

Image Watermark Tool

A Python command-line tool that adds timestamp watermarks to images using EXIF data.

Features

• Extracts shooting date from EXIF metadata
• Supports multiple image formats (JPEG, PNG, BMP, TIFF, WebP)
• Customizable font size, color, and position
• Avoids Chinese characters to prevent encoding issues
• Automatically creates watermark directory

Installation

1. Install Python dependencies:

pip install -r requirements.txt

Usage

Basic usage:

python watermark_tool.py /path/to/images

With custom options:

python watermark_tool.py /path/to/images --font-size 48 --color black --position top-left

Options

• --font-size: Font size for watermark text (default: 36)
• --color: Text color - white, black, red, blue, green (default: white)
• --position: Watermark position - top-left, top-right, bottom-left, bottom-right, center (default: bottom-right)

Output

Processed images are saved in a new directory named original_directory_watermark within the input directory.

Supported Image Formats

• JPEG/JPG
• PNG
• BMP
• TIFF
• WebP