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Ximalaya Technology Team
Ximalaya Technology Team
Dec 19, 2023 · Cloud Computing

Text-Based Audio Editing in Cloud Editing: Architecture, Features, and Performance Optimizations

The article discusses cloud-based audio editing tool architecture, focusing on text‑based editing enabled by ASR, hierarchical DOM (Word, Sentence, Paragraph), performance challenges with massive character nodes, and optimizations like viewport‑based rendering and efficient drag‑select, achieving large speed gains for long recordings.

ASRFrontend DevelopmentPerformance Optimization
0 likes · 14 min read
Text-Based Audio Editing in Cloud Editing: Architecture, Features, and Performance Optimizations
Ximalaya Technology Team
Ximalaya Technology Team
Dec 12, 2023 · Frontend Development

Performance Optimization of Cloud Editing Playback: Preloading and Latency Reduction

By analyzing latency sources and introducing a pre‑loading ‘prepare’ step with new player APIs, the cloud‑editing team reduced audio start‑up delays by roughly 200 ms on average—cutting half‑second waits to under three‑hundred milliseconds and markedly improving streamer workflow.

Latency ReductionPerformance OptimizationPreloading
0 likes · 12 min read
Performance Optimization of Cloud Editing Playback: Preloading and Latency Reduction
Ximalaya Technology Team
Ximalaya Technology Team
Nov 17, 2023 · Cloud Computing

Technical Case Study of Cloud Audio Editing: Challenges, Solutions, and Optimization

The case study details how the Cloud Editing team tackled severe waveform loading delays, zoom lag, and inefficient IndexedDB storage by refactoring the processing pipeline, standardizing multi‑transaction storage, adding monitoring and cleanup tools, and rigorously testing releases, ultimately cutting processing times by over half and dramatically improving user experience.

Audio ProcessingIndexedDBTechnical Case Study
0 likes · 9 min read
Technical Case Study of Cloud Audio Editing: Challenges, Solutions, and Optimization
Tencent Cloud Developer
Tencent Cloud Developer
Nov 13, 2017 · Cloud Computing

Tencent Video Cloud Editing System: Architecture and Optimization Techniques

Tencent's cloud editing system transforms live‑stream post‑production by ingesting parallel low‑ and high‑bitrate streams, enabling real‑time, frame‑precise cuts, fuzzy seeking, and WYSIWYG effects via HLS and NPAPI, while eliminating traditional VOD transcoding delays and paving the way toward a full‑featured online editing platform.

HLSLive StreamingPTS calculation
0 likes · 6 min read
Tencent Video Cloud Editing System: Architecture and Optimization Techniques