file_saver_ffi is a high-performance file saving package for Flutter that leverages FFI and JNI to efficiently save files to device storage or the gallery on Android and iOS. It preserves original quality for images and videos, supports custom album creation, and works across multiple platforms including Web, macOS, Windows, and Linux. Designed for speed and reliability, it simplifies file persistence without compromising performance.
Use cases
- Saving images and videos to device gallery
- Creating custom albums in media storage
- Preserving original file quality during save
- Cross-platform file saving on mobile and desktop
- Automating file exports from app data
- Integrating with media libraries
Key features
- Uses FFI and JNI for high performance
- Supports original quality preservation
- Custom album creation on Android/iOS
- Multi-platform compatibility
- Efficient native file handling
- Minimal overhead on resource usage
Suitable for
- Media-heavy apps requiring fast saves
- Apps needing gallery integration
- Cross-platform file export features
- High-performance file operations
- Developers prioritizing native-level efficiency
- Applications managing large image or video files
Considerations
- Requires native setup for some platforms
- Limited to supported file types on each OS
- May need additional permissions on Android
- Not ideal for simple text file saving
- Platform-specific behavior may vary
- Build configuration might be needed for full functionality