Subsampling

Subsampling

Subsampling or sub-sampling may refer to:


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  • subsampling — noun The creation of subsamples …   Wiktionary

  • subsampling — v. take a small specimen from a larger sample; reduce the resolution of a digital image by using an algorithm (Computers) …   English contemporary dictionary

  • subsampling —    Using an algorithm to derive a lower resolution digital image from a higher resolution image; for example, eliminating every third pixel in every direction. This selective elimination is actually called decimation …   Glossary of Art Terms

  • Chroma subsampling — is the practice of encoding images by implementing less resolution for chroma information than for luma information, taking advantage of the human visual system s lower acuity for color differences than for luminance.[1] It is used in many video… …   Wikipedia

  • Chroma Subsampling — Originalfarbbild oben und die Aufspaltung dieses Bildes in die Komponenten Luminanz Y und die beiden Chrominanzkomponenten Cb und Cr. Die Farbunterabtastung (engl. chroma subsampling [ˈkɹoʊmə ˈsʌbˌsæmplɪŋ], color subsampling) ist im Bereich von… …   Deutsch Wikipedia

  • Chroma Subsampling — VP Applying more compression to the chrominance portion of the signal than to the luminance. Humans process luminance with more precision than chrominance. There is no perceptible loss by compressing chrominance at a higher level than the… …   Audio and video glossary

  • JPEG — For other uses, see JPEG (disambiguation). Joint Photographic Experts Group A photo of a cat compressed with successively more lossy compression ratios from right to left Filename extension .jpg …   Wikipedia

  • Multiple sub-Nyquist sampling encoding — MUSE (Multiple sub Nyquist sampling encoding), was a dot interlaced digital video compression system that used analog modulation for transmission to deliver 1125 line high definition video signals to the home. Japan had the earliest working HDTV… …   Wikipedia

  • DV — For other uses, see DV (disambiguation). DV compatibility mark DV is a format for the digital recording and playing back of digital video. The DV codec was launched in 1995 with joint efforts of leading producers of video camcorders. The original …   Wikipedia

  • Digital cinematography — Arriflex D 21 Panavision Genesis …   Wikipedia

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