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Microphone

4 articles · Page 1 of 1
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Mar 24, 2026 · Mobile Development

HarmonyOS Tutorial: Audio-Driven Wave Ripple Animation with Microphone Input

This HarmonyOS tutorial walks through building a sound-responsive wave ripple animation by capturing microphone amplitude via AudioCapturer, mapping the 0–1 level to a 80–300 pixel radius using a log10 sensitivity curve, animating three staggered circles with opacity fade, and throttling updates to prevent jank.

AnimationArkUIAudioCapturer
0 likes · 9 min read
HarmonyOS Tutorial: Audio-Driven Wave Ripple Animation with Microphone Input
MaGe Linux Operations
MaGe Linux Operations
Feb 1, 2019 · Artificial Intelligence

Master Python Speech Recognition: Install, Process Audio Files, and Capture Live Voice

This guide walks you through the fundamentals of speech recognition, explains how modern systems work, shows how to choose and install the Python SpeechRecognition package, and demonstrates processing audio files, handling noise, using offsets, and capturing live microphone input with practical code examples.

Microphoneaudio-processingmachine-learning
0 likes · 16 min read
Master Python Speech Recognition: Install, Process Audio Files, and Capture Live Voice