Unverified50% confidenceFactExact time
WebCodecs API 是 Chrome 94+ 引入的标准，可调用硬件加速，相比 FFmpeg.wasm 纯软件解码路径提升性能并降低功耗
1
Sources
50%
Confidence
Long-term
Relevance
7/20/2026
First Seen
Sources
Related Claims
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