encoding optimization

Tencent Architect

Aug 26, 2022 · Fundamentals

Tencent's Self‑Developed TXAV1 Video Codec: Architecture, Performance, and Optimization Techniques

Tencent's TXAV1 encoder, a self‑developed AV1 video codec, combines advanced compression‑rate improvements, engineering acceleration, and extensive cloud deployment, achieving up to 78‑334% speedup with minimal quality loss, and includes novel pre‑analysis models, adaptive quantization, and multi‑threading strategies for both video and image applications.

AV1Cloud VideoCompression

0 likes · 15 min read

Tencent's Self‑Developed TXAV1 Video Codec: Architecture, Performance, and Optimization Techniques

Kuaishou Audio & Video Technology

Sep 10, 2021 · Artificial Intelligence

How Kuaishou Boosts Short‑Video Quality with AI‑Driven Encoding and Enhancement

This article explores Kuaishou’s server‑side video pipeline, detailing why videos are re‑encoded, how AI‑based enhancement (De‑Art, SR, Deblur) and perceptual encoding techniques (CAQ, CARDO) improve subjective quality, reduce bitrate, and lower processing costs, while presenting algorithmic logic and real‑world results.

AI enhancementKuaishouencoding optimization

0 likes · 8 min read

How Kuaishou Boosts Short‑Video Quality with AI‑Driven Encoding and Enhancement