deinterlace

From de- + interlace.

• (UK) IPA^(key): /diːˈɪntəleɪs/

deinterlace (third-person singular simple present deinterlaces, present participle deinterlacing, simple past and past participle deinterlaced)

1. (film, transitive) To convert (video footage) into a non-interlaced format; to remove one field from each video frame.
   • 1984, System for spatially transforming images, US Patent 4472732 :

     A deinterlace filter for interlaced raster scanned video data receiving sequential fields of video data one pixel at a time with each pixel of video data being received during a pixel time and outputing a deinterlaced frame of video data for each field received, the deinterlace filter comprising […]

   • 1985, SMPTE Journal: Publication of the Society of Motion Picture and Television Engineers, volume 94:

     I think that an improved receiver, which could do deinterlacing, doubling the frame rate, perhaps combined with some way of getting rid of subcarrier-related artifacts, might be MAC or something else.

   • 1998, Jim Taylor, DVD demystified, page 117:

     One advantage of MPEG-2 video on DVD is that computers and future players can deinterlace it and display it on progressive-scan HDTV screens, with considerably better quality than today's interlaced screens.

   • 2013, Michael Parker, Digital Video Processing for Engineers: A Foundation for Embedded Systems Design, page 43:

     Bob deinterlacing provides good results when the image intensity varies smoothly, but it can soften the image because it also reduces the vertical resolution.