Understanding Background Audio on iOS: A Deep Dive into Local Notifications and Audio Services

Overcoming AVFoundation's Limitations When Creating Movies from High-Definition Images on iOS

Combining Multiple Parallel Audio Tracks Using AVMutableComposition

Understanding and Optimizing AVAssetExportSession: Workarounds for Estimated Output File Length Issues

Mastering Variable Frame Rate on iPhone: A Comprehensive Guide

Creating a Dummy AVPlayerItem with Real Duration for Tricky Seeking