V2EX video compression

Video Compression

释义 Definition

视频压缩:用算法减少视频数据量,以便更省存储空间、降低传输带宽需求;可分为有损压缩(牺牲部分画质换取更小体积)与无损压缩(尽量保留信息但压缩率较低)。

发音 Pronunciation (IPA)

/vdio kmprn/

例句 Examples

Video compression makes it easier to send clips online.
视频压缩让在线发送短片更方便。

Modern streaming platforms use video compression to balance image quality, file size, and playback stability under changing network conditions.
现代流媒体平台使用视频压缩,在网络状况变化时平衡画质、文件大小与播放稳定性。

词源 Etymology

video 来自拉丁语 vidēre(“看”),表示“影像/视频”;compression 来自拉丁语 comprimere(“压紧、压缩”)。合在一起字面意思是“把视频数据压缩变小”,在计算机领域特指通过编码技术减少视频码流与文件体积。

相关词 Related Words

文献与作品 Literary / Notable Works

  • Video Compression Handbook(Andy Beach)中多处讨论 “video compression” 的基本原理与工程实践
  • The H.264 Advanced Video Compression Standard(Iain E. G. Richardson)系统阐述视频压缩标准与编码结构
  • Digital Video and HDTV: Algorithms and Interfaces(Charles Poynton)涉及数字视频处理与压缩相关概念
  • ITU-T H.264 与 ISO/IEC MPEG 系列标准文档中,“video compression” 是核心术语之一
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