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Python Crawling & Data Mining
Python Crawling & Data Mining
Jan 1, 2022 · Fundamentals

How to Record and Play Audio in Python with PyAudio and Pynput

This article demonstrates how to use Python's PyAudio library and the wave module to record and playback audio on Windows 10, covering installation, stream handling with callbacks, device selection, GUI integration, and keyboard hotkey control via pynput, complete with full source code examples.

Audio PlaybackPyAudioWindows
0 likes · 14 min read
How to Record and Play Audio in Python with PyAudio and Pynput
MaGe Linux Operations
MaGe Linux Operations
Aug 14, 2021 · Frontend Development

Build a Stunning Python Music Player with PyQt5 – Step‑by‑Step Guide

This tutorial walks you through creating a feature‑rich desktop music player in Python using PyQt5, covering UI layout design, keyword‑based music crawling, multithreaded downloading, playback controls, volume adjustment, and additional functions like random and repeat modes, all illustrated with complete code snippets and screenshots.

Audio PlaybackGUIWeb Scraping
0 likes · 22 min read
Build a Stunning Python Music Player with PyQt5 – Step‑by‑Step Guide
Tencent Music Tech Team
Tencent Music Tech Team
Aug 17, 2018 · Mobile Development

Investigation and Resolution of Android Audio Playback Noise Issue in HLS Streams

The Android app’s HLS video produced an electric‑like noise because FFmpeg’s av_find_best_stream mistakenly selected the second audio track in a dual‑stream file, a track lacking 1‑8 kHz frequencies, whereas iOS and PC used the correct first track; fixing requires publishing videos with a single audio track and adding detection tools.

AndroidAudio PlaybackAudio Stream Selection
0 likes · 9 min read
Investigation and Resolution of Android Audio Playback Noise Issue in HLS Streams
Tencent IMWeb Frontend Team
Tencent IMWeb Frontend Team
Apr 20, 2017 · Frontend Development

How QQ Music Mini‑Program Handles Audio Playback: Core Features, Bugs & Fixes

This article walks through the core functionalities of the QQ Music mini‑program—including station launch, friend cards, guided login, playback controls, lyric scrolling, dynamic background colors, and error handling—while sharing implementation details, common bugs on Android and iOS, and practical fixes for developers building audio features in WeChat mini‑apps.

Audio PlaybackBug FixesJavaScript
0 likes · 14 min read
How QQ Music Mini‑Program Handles Audio Playback: Core Features, Bugs & Fixes