Added #

Core Features

• ✨ Initial release of Dahua SDK Flutter Plugin
• 📹 Live video streaming support for Dahua WiFi cameras
• 🎮 PTZ (Pan-Tilt-Zoom) control functionality
• 📱 Cross-platform support for iOS and Android
• 🔄 Multiple stream types support (main stream and extra streams)
• 📺 Multi-channel camera support

iOS Implementation

• Native iOS plugin integration with Dahua NetSDK v3.49+
• DahuaSdkPlugin for method channel communication
• DahuaNetSDKBridge for native SDK operations
• DahuaPreviewFactory for UiKitView rendering
• Automatic SDK initialization and cleanup
• Real-time video decoding and rendering
• PTZ command execution via native bridge

Android Implementation

• Native Android plugin integration with Dahua NetSDK v3.49+
• PlatformView support for video rendering
• Multi-architecture support (armeabi-v7a, arm64-v8a)
• Native library bundling and automatic loading
• Stream management and connection handling

Flutter SDK

• DahuaSdk class with static methods for SDK operations
• DahuaPreview widget for live video display
• Method channel communication between Dart and native platforms
• Debug logging stream for monitoring SDK operations
• Platform interface for extensibility

Example Application

• Comprehensive example app showcasing all features
• Single channel view with PTZ controls
• Dual channel view (horizontal/vertical split layouts)
• Quad channel view (2x2 grid layout)
• Stream comparison view (main vs extra stream)
• Environment-based configuration (.env support)
• MVVM architecture with ViewModels
• Reusable UI components and widgets

Documentation

• Comprehensive README with usage examples
• API reference documentation
• Troubleshooting guide
• Performance optimization tips
• Installation instructions for iOS and Android

Features Details #

Video Streaming

• Support for H.264/H.265 video codecs
• Multiple resolution support
• Frame rate optimization
• Automatic reconnection on connection loss
• Buffer management for smooth playback

PTZ Control

• Directional control (up, down, left, right)
• Zoom control (zoom in, zoom out)
• Variable speed control (1-8 speed levels)
• Start/stop command support
• Real-time command execution

Multi-View Support

• Single camera view with full controls
• Dual camera split view
• Quad camera grid view
• Stream comparison mode
• Dynamic layout switching
• Independent stream management per view

Configuration

• IP address and port configuration
• User authentication support
• Channel selection (0-based indexing)
• Stream type selection (main/extra)
• Environment variable support
• Persistent configuration management

Platform Support #

iOS

• Minimum deployment target: iOS 12.0
• CocoaPods integration
• Native framework bundling
• UiKitView for video rendering
• Background thread handling
• Memory management optimizations

Android

• Minimum SDK version: API 21 (Android 5.0)
• Gradle build integration
• Multi-architecture AAR libraries
• PlatformView for video rendering
• Native JNI bindings
• Lifecycle-aware cleanup

Technical Specifications #

Dependencies

• Flutter SDK: 3.3.0+
• Dart SDK: 3.9.2+
• iOS: Dahua NetSDK v3.49.29364+
• Android: Dahua NetSDK v3.49.29364+
• flutter_dotenv: ^6.0.0 (example app)

Architecture

• Plugin architecture using Platform Channels
• Method channel for bidirectional communication
• Platform views for native UI embedding
• Stream controllers for log broadcasting
• Factory pattern for view creation

Known Limitations #

• Maximum 4 simultaneous video streams recommended on mobile devices
• H.265 codec support depends on device hardware capabilities
• PTZ functionality requires camera hardware support
• Network latency affects video quality and PTZ responsiveness

Development Tools #

• Example app with hot reload support
• Debug logging for troubleshooting
• macOS log streaming script (watch_logs.sh)
• Environment-based configuration for testing

Future Roadmap #

• Audio support (bidirectional talk)
• Snapshot/screenshot capture
• Video recording functionality
• Playback of recorded footage
• Motion detection events
• Alarm event handling
• Device configuration management
• Network bandwidth optimization
• More PTZ presets and patterns

---

[Unreleased] #

Planned Features #

• Audio streaming support
• Video snapshot capture
• Motion detection callbacks
• Alarm event listeners
• Device search and discovery
• Advanced configuration options
• Performance metrics and monitoring
• Enhanced error handling and recovery

---

Note: This is the initial release. Future versions will include additional features, bug fixes, and performance improvements based on user feedback and requirements.

For detailed usage instructions, see README.md.

For issues and feature requests, please create an issue on GitHub.