V2EX hdr

HDR

释义 Definition

HDRHigh Dynamic Range 的缩写,常译为高动态范围。指在图像/视频/显示中同时保留更丰富的高光暗部细节,让画面看起来更接近人眼在真实场景中的明暗层次。(在摄影里也可指通过多张不同曝光合成的 HDR 照片。)

发音 Pronunciation (IPA)

/et di r/

例句 Examples

My phone can shoot HDR photos.
我的手机可以拍 HDR 照片。

With HDR enabled, the film preserved detail in both the bright sky and the shadowy streets, creating a more realistic sense of depth.
开启 HDR 后,这部影片在明亮天空和昏暗街道里都保留了细节,营造出更真实的层次感。

词源 Etymology

HDR 来自短语 high dynamic rangedynamic range(动态范围)原指信号或影像系统能够表现的“从最暗到最亮”的范围;加上 high 表示范围更大。该术语先在摄影与成像领域广泛使用,随后进入影视制作与显示技术(如 HDR10、Dolby Vision)的语境。

相关词 Related Words

文学与作品中的用例 Literary / Notable Works

  • 《The HDR Book: Unlocking the Pros' Hottest Post-Processing Technique》(Jack Howard):以 HDR 摄影与后期流程为核心,多处直接使用 “HDR” 术语。
  • 《Real-Time Rendering》(Tomas Akenine-Mller 等):在图形学与游戏渲染语境中讨论高动态范围成像与管线,出现 “HDR”。
  • 《Digital Video and HD: Algorithms and Interfaces》(Charles Poynton):涉及视频信号与显示相关概念,在讨论动态范围与现代视频标准时会使用/提及 HDR。
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