flutter_image_conversion 2.0.0

A lightweight Flutter plugin that enables conversion of HEIC images to JPEG format on iOS, macOS, and Web. Supports Windows and Android with graceful fallback. Ideal for apps targeting image uploads, [...]

2.0.0

Major Update: Multi-Platform Support

New Features

• ✅ macOS Support: Full HEIC to JPEG conversion using NSImage
  • Resize to max 1080px width (maintains aspect ratio)
  • JPEG compression quality 0.7
  • Output to temp directory
• ✅ Web Support: HEIC to JPEG conversion using heic2any JavaScript library
  • Browser-based conversion via WASM
  • Returns blob URL for converted images
  • Graceful fallback on conversion failure
• ✅ Windows Support: Stub implementation with graceful fallback
  • Logs warning message
  • Returns original file unchanged

Platform Support Matrix

Platform	Status	Conversion
iOS	✅ Full Support	HEIC → JPEG
macOS	✅ Full Support	HEIC → JPEG
Web	✅ Full Support	HEIC → JPEG
Android	⚠️ Stub	Returns original
Windows	⚠️ Stub	Returns original

Test Coverage

• Added comprehensive unit tests for web platform (8 new tests)
• Updated integration tests for all platforms
• All 11 tests passing

Breaking Changes

• None (backward compatible)

Dependencies

• Updated SDK constraint to ^3.8.1 (Dart 3.8.1)
• Updated Flutter constraint to >=3.32.0
• Updated plugin_platform_interface to ^2.1.8
• Updated flutter_lints to ^5.0.0
• Added flutter_web_plugins dependency

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1.0.0

Initial Release

• Initial release of flutter_image_conversion.
• Supports converting HEIC images to JPEG on iOS using native Swift code.
• Provides image resizing and adjustable compression quality before conversion.
• Designed for use in social media apps, web uploads, and other cross-platform image workflows.
• Android platform is stubbed with log output indicating that HEIC is not supported.