V2EX transcoding

Transcoding

定义 Definition

transcoding 指把音频/视频等媒体文件从一种编码格式(或参数)转换为另一种编码格式(或参数)的过程,常见于调整编码器(codec)容器格式分辨率码率音轨以适配不同设备与网络条件。

发音 Pronunciation (IPA)

/trnzkod/

例句 Examples

The app is transcoding the video for my phone.
这个应用正在把视频转码成适合我手机的格式。

After transcoding the lecture into a lower-bitrate format, the university could stream it smoothly to students with slower internet connections.
把讲座视频转码为更低码率的格式后,学校就能更流畅地把它播放给网速较慢的学生。

词源 Etymology

由 **trans-**(“跨越、转换”)+ coding(“编码”)组成,字面意思是“跨编码/转换编码”。该词在数字媒体与计算机领域中常用,用来强调“从一种编码到另一种编码”的处理过程。

相关词 Related Words

文学与作品 Literary Works

  • FFmpeg Basics: Multimedia Handling with a Fast Audio and Video Encoder(技术书籍中讨论转码流程与参数设置时常出现该词)
  • Streaming Systems: The What, Where, When, and How of Large-Scale Data Processing(谈到媒体/数据管道与处理环节时会涉及转码概念)
  • Video Coding for Next-Generation Multimedia(视频编码相关专著中常以转码作为应用场景或处理步骤出现)
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