live-mic-basic

This project captures live microphone input and visualizes it in real-time. It includes:

• Real-time microphone input with sounddevice
• Adjustable audio effects: Gain, Smoothing, Sample Rate, Block Size
• Real-time waveform visualizer
• Simple CustomTkinter GUI with sliders and stop button
• Smooth audio output with clipping prevention

⬇️ Download Link (windows):

https://storage.googleapis.com/42zero-opensource-downloads/LiveMicSetup.zip

⚙️ Setup Instructions

Clone and Prepare

git clone https://github.com/Rottie420/live-mic-basic.git
cd live-mic-basic

Install the required Python packages from requirements.txt:

pip install -r requirements.txt

💻 GUI Details

Canvas: Displays real-time waveform with modern grid background

Sliders:

• Gain — amplify input signal
• Smoothing — smooth the audio signal
• Sample Rate — adjust microphone sampling rate
• Block Size — change buffer size for audio processing
• Stop Stream: Stops the audio stream and closes the app

Audio Stream Configuration

• Sample Rate: 44100 Hz (default)
• Block Size: 1024 samples (default)
• Gain: 1.0 (default)
• Smoothing: 0.05 (default)
• Channels: 1 (mono input)
• Data Type: float32

Usage

Run the application:

python app.py

Adjust sliders to modify audio in real-time Watch the waveform update dynamically on the canvas Click Stop Stream to exit the application

Changelogs

v1.1

• The waveform updates every 30 ms for smooth visualization.
• Gain and smoothing can be adjusted for different audio effects.
• Ensure your microphone is connected and accessible by the system.
• Make sure your usb mic is connected and ON

v1.2

• Change UI to dark theme using Customtikinter.

v1.3

• Display input device status and errors on visualizer canvas.
• Start audio stream with selected input device (recommended by u/IamMeAsGod).
• Handle stream errors and display status/messages on visualizer.
• Stop and restart stream on parameter or device change.
• app is fully working even usb mic is not connected and OFF.

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