V2EX video encoding

Video Encoding

Definition / 定义

“Video encoding” 指视频编码:把原始视频数据用特定编码器与压缩标准(如 H.264、H.265、AV1)转换成更小、更便于存储与传输的数字格式的过程,同时尽量保持画质与兼容性。(也常涉及码率、分辨率、帧率、GOP 等参数设置。)

Pronunciation / 发音

/vdio nkod/

Examples / 例句

Video encoding can reduce file size without obvious quality loss.
视频编码可以在画质变化不明显的情况下减小文件体积。

Efficient video encoding is essential for streaming platforms because it balances bandwidth limits, device compatibility, and visual quality.
高效的视频编码对流媒体平台至关重要,因为它需要在带宽限制、设备兼容性和视觉质量之间取得平衡。

Etymology / 词源

  • video 来自拉丁语 videre(“看”),引申为“影像/视频”。
  • encoding 源自动词 encode:*en-*(“使……进入/使……”)+ code(“编码/代码”),字面含义是“把信息变成代码形式”。合起来即“把视频信息编码成可存储/传输的数字码流”。

Related Words / 相关词

Literary Works / 文学作品

  • Digital Video and HDTV: Algorithms and Interfaces(技术非虚构;讨论视频编码与压缩算法)
  • Video Coding for Streaming Media: Delivering Video Content over the Internet(技术非虚构;系统讲解网络环境下的视频编码)
  • The H.264 Advanced Video Compression Standard(技术非虚构;围绕 H.264 细讲编码原理与实现)
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