Overview
flutter_recorder is a low-level audio recording plugin for Flutter that leverages miniaudio as its backend. It enables real-time audio capture with features like silence detection, WAV file export, and access to audio waveforms, FFT data, and volume levels during recording. Designed for developers needing fine-grained control over audio input, it supports multiple platforms including Android, iOS, Web, macOS, Windows, and Linux. Ideal for applications requiring precise audio analysis or processing.
Use cases
- Real-time audio analysis
- Voice activity detection
- Audio waveform visualization
- Noise level monitoring
- WAV file generation
- Audio signal processing
Key features
- Silence detection
- Real-time audio data access
- WAV file output
- FFT and volume level extraction
- Cross-platform support
- Low-level audio control
Suitable for
- Audio engineering apps
- Speech recognition systems
- Music production tools
- Sound analysis utilities
- Developers needing raw audio streams
Considerations
- Requires understanding of audio signal processing
- Limited high-level abstractions
- Platform-specific audio permissions
- Potential performance impact on low-end devices
- No built-in playback functionality