Lumify is a modern Android photo gallery application built with Jetpack Compose, following the latest Android development best practices. It enables users to browse their photos, view them in detail, apply professional-looking filters, and capture new images.
- Browse device photos in an elegant staggered grid layout
- Efficient image loading with caching using Coil
- Responsive UI with smooth scrolling and transitions
- Full-screen photo viewing experience
- Share functionality for easy photo distribution
- Edge-to-edge UI with immersive design
- 14 professionally designed filters inspired by popular camera styles
- Real-time filter preview directly on the full image
- Save options for preserving original photos or creating new copies
- Filter styles include:
- Silver: Classic high-contrast black & white
- Nostalgia: Warm vintage film tones
- Nordic: Clean, cool color palette
- Golden: Rich, warm tones with enhanced depth
- Impact: Bold contrast with vibrant colors
- Cinema: Subtle filmic look with reduced contrast
- Street: Dramatic black & white with deep shadows
- Pop: Bright, vibrant colors with extra punch
- Dreamy: Soft pastel colors with lifted shadows
- Analog: Creative cross-processed look
- Verde: Lush greens with teal shadows
- Portrait: Flattering skin tones
- Airy: Bright, high-key look
- Built-in camera for capturing new photos using CameraX
- Flash control, front/back camera switching
- Tap-to-focus functionality
- Captured photos are immediately available in the gallery
- Architecture Pattern: MVVM (Model-View-ViewModel)
- UI Framework: Jetpack Compose
- Programming Language: Kotlin
- Dependency Injection: Hilt
- Coroutines & Flow: For reactive programming
- Material 3: For modern design components
- Navigation: Jetpack Navigation Compose
- Image Loading: Coil
- Camera: CameraX
- Permissions: Accompanist Permissions
- Build System: Gradle with Kotlin DSL and Version Catalog
MediaItem: Data class for photo informationMediaRepository: Handles access to device media storePhotoFilter: Represents an image filter with its properties and transformations
GalleryScreen: Displays the photo gridDetailScreen: Full-screen photo viewing with filtering capabilitiesCameraScreen: In-app camera interfaceFilterStrip: Horizontal strip of filter thumbnails
ImageFilterUtils: Functions for applying filters and saving imagesColorMatrixUtils: Color transformation utilities for photo filters
- Android Studio Arctic Fox (2021.3.1) or newer
- JDK 11 or newer
- Android SDK 21+
Lumify requires the following permissions:
READ_EXTERNAL_STORAGEorREAD_MEDIA_IMAGES(Android 13+): For accessing device photosCAMERA: For taking new photosWRITE_EXTERNAL_STORAGE: For saving filtered images (on Android < 10)
The app handles permission requests at runtime and provides clear explanations for why permissions are needed.
- Photo organization with albums and tags
- Advanced editing tools (crop, rotate, etc.)
- Sharing photos to social media
- Cloud backup integration
- Video support
- Search functionality
Contributions are welcome! Please feel free to submit a Pull Request.
This project is licensed under Apache 2.0 license - see the LICENSE file for details.
Developed with ❤️ using modern Android development practices by Adhithya ✨