Stamp_image is a Flutter package that enables developers to overlay any widget as a watermark on images. It provides a flexible way to add custom stamps, such as text, icons, or complex UI elements, directly onto image assets. The library supports various platforms including Android, iOS, macOS, Windows, and Linux, making it ideal for cross-platform applications requiring image annotation or branding. With simple integration via pub.dev, it enhances image manipulation capabilities without requiring external tools.
Use cases
- Adding watermarks to user-uploaded images
- Creating branded image overlays
- Embedding dynamic content on images
- Generating image thumbnails with metadata
- Customizing image sharing previews
Key features
- Supports any widget as a stamp
- Cross-platform compatibility
- Easy integration with Flutter's image system
- Configurable positioning and opacity
- Flexible layout options for stamp placement
Suitable for
- App developers needing image watermarking
- Design-focused applications with image customization
- Content creators building image editing tools
- Apps requiring visual branding on images
Considerations
- Performance may vary with complex widgets
- Requires careful handling of image resolution
- Limited documentation beyond basic usage
- May need optimization for large-scale image processing
- Not suitable for real-time video stamping