68 lines
No EOL
1.3 KiB
Markdown
68 lines
No EOL
1.3 KiB
Markdown
# PNG Metadata Editor
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A graphical tool for viewing and editing metadata in PNG files.
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## Features
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- View all metadata fields (tEXt, zTXt, iTXt chunks) in PNG files
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- Add, edit, and delete metadata fields
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- Pretty-print JSON-formatted values
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- Copy metadata values to clipboard
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- Visual indication of unsaved changes
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## Installation
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### Prerequisites
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- Python 3.6+
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- Tkinter (usually included with Python)
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### Dependencies
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Install required packages using pip:
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```bash
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pip install pillow pngmeta
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```
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## Usage
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1. Run the application:
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```bash
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python png-meta-editor.py
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```
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2. Open a PNG file using the "Open PNG File" button
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3. View metadata in the tree view on the left
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4. Select a field to see its full value in the detail pane
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5. Use the buttons to add, edit, or delete fields
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## Building for Distribution
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To create a standalone executable:
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```bash
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pyinstaller --name="PNG Metadata Editor" \
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--windowed \
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--onefile \
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--icon=AppIcon.icns \
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png-meta-editor.py
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```
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The resulting executable will be in the `dist/` directory.
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## License
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This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
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## Author
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Robert Tusa
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[Your Contact Information]
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## Version History
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- 2023-10-01: Initial release |