mic_stream_recorder 1.1.2

A Flutter plugin for recording audio from the microphone with real-time amplitude monitoring. Supports both iOS and Android platforms with configurable recording settings and built-in playback functionality.

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[1.1.2] - 2025-06-11

• Updated Dart SDK constraints.

[1.1.1] - 2025-06-11

Changed

• BREAKING: Removed amplitude normalization from core plugin functionality
• Amplitude stream now returns clean 0.0-1.0 values directly from audio processing
• Moved amplitude range normalization to example app as a post-processing demonstration
• Simplified plugin API by removing amplitudeMin and amplitudeMax parameters from configureRecording()
• Updated example app to show how to implement custom amplitude normalization as a UI feature

Improved

• Cleaner, more focused plugin architecture
• Better separation of concerns between core functionality and UI examples
• Enhanced example app with clear post-processing demonstration
• More intuitive API for developers who want raw amplitude values

[1.1.0] - 2025-06-11

Enhanced

• Improved example app UI with component-based architecture
• Refactored example app into smaller, reusable widget components
• Enhanced code organization and maintainability
• Better error handling and user feedback
• Optimized amplitude range controls with preset buttons
• Added volume controls UI (recording gain and playback volume sliders)
• Improved responsive layout with SingleChildScrollView

Fixed

• Type consistency improvements in iOS implementation
• Better file validation and error messages
• Enhanced amplitude meter visualization with color-coded progress
• Improved recording file list management

Technical

• Split UI components into separate widget classes for better maintainability
• Consistent use of CardWrapper component throughout the example app
• Enhanced state management for better performance
• All analyzer checks passing with zero issues

[1.0.1] - 2025-06-10

Added

• Amplitude normalization with configurable min/max ranges
• Enhanced amplitude stream processing with custom range mapping
• Improved example app with amplitude range controls
• Range slider for configuring amplitude normalization (0-100%)
• Preset buttons for common amplitude ranges (Full, Mid, Focus)
• Dead zone elimination for amplitude values outside configured range

Enhanced

• Better amplitude calculation and normalization
• Real-time amplitude meter with color-coded visualization
• Improved example app layout and user experience
• Enhanced documentation with amplitude configuration examples

Fixed

• Proper amplitude range clamping and linear mapping
• Improved cross-platform amplitude processing consistency

[1.0.0] - 2025-06-10

Added

• Initial release of mic_stream_recorder plugin
• Real-time microphone audio recording on iOS and Android
• M4A format with AAC encoding for high-quality audio
• Custom file path support for recordings
• File validation for playback with proper error handling
• Real-time amplitude stream for audio level monitoring
• Comprehensive example app with file management
• Cross-platform audio playback controls (play, pause, stop)
• Recording state management and proper cleanup
• Permission handling for microphone access

Features

• Recording: Start/stop recording with optional custom file paths
• Playback: Play, pause, and stop recorded audio files
• Amplitude Monitoring: Real-time audio level stream
• File Management: Automatic file organization and validation
• Cross-Platform: Full iOS and Android support
• Error Handling: Comprehensive error reporting and validation

Platform Support

• iOS: AVAudioEngine + AVAudioRecorder + AVAudioPlayer
• Android: MediaRecorder + AudioRecord + MediaPlayer
• Flutter: Dart 3.5.4+, Flutter 3.3.0+