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mobile streaming

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Tencent Architect
Tencent Architect
Dec 4, 2023 · Operations

How AV1 Cut Bandwidth Costs by 59% for a Popular Karaoke App

The 全民K歌 app reduced video bandwidth by 59% and improved playback experience by adopting Tencent's TXAV1 encoder, achieving 60% AV1 playback share, 20% better compression than H.265, and extensive mobile device support through careful transcoding strategies and performance testing.

AV1TXAV1Video Encoding
0 likes · 11 min read
How AV1 Cut Bandwidth Costs by 59% for a Popular Karaoke App
iQIYI Technical Product Team
iQIYI Technical Product Team
Jul 21, 2023 · Mobile Development

Optimizing Video Playback Startup Experience on iQIYI Mobile App

iQIYI’s mobile app reduces video startup latency by preloading data, pre‑decoding frames, pre‑creating player instances, streamlining initialization, optimizing DNS and CDN selection, and employing device‑aware decoding strategies, achieving near‑zero launch times and superior user experience while planning further audio‑track and hardware collaborations.

AndroidPreloadingmobile streaming
0 likes · 8 min read
Optimizing Video Playback Startup Experience on iQIYI Mobile App
iQIYI Technical Product Team
iQIYI Technical Product Team
Jul 22, 2022 · Information Security

HTTPS Request Optimization Strategies for Mobile Video Streaming

To achieve sub‑second start‑up for mobile video streaming, the iQIYI overseas project applies layered HTTPS optimizations—including DNS and certificate caching, ECDHE/X25519 key exchange, false start, lightweight cipher suites, ECDSA certificates, OCSP stapling, and session‑ID/ticket reuse—while transitioning toward TLS 1.3 0‑RTT and HTTP/3 QUIC for further latency reduction.

HTTPSOCSP staplingQUIC
0 likes · 10 min read
HTTPS Request Optimization Strategies for Mobile Video Streaming