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downsample

   Also found in: Wikipedia 0.03 sec.

downsample

(1) To make a digital image smaller by removing pixels. With a quality image or photo editor, downsampling produces an excellent image. Scaling down always produces a sharper result than scaling to a larger size. Downconverting from a high-definition TV (HDTV) signal to a TV with a lower resolution is also downsampling. Contrast with upsample. See downconvert.

(2) To make a digital audio sample smaller by lowering its value. Audio downsampling is done when converting various audio sources to a common format. Contrast with upsample. See sampling.



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In RealPlayer 10, you can automatically downsample your MP3 and Real Audio files to 96Kbps (or use an even lower bit rate) as you move them to the Palm.
VideoStudio is also compatible with the Sony HDR-HC1 when used in DV mode or when using the camera to downsample video from HDV to DV format.
IIP eliminates the need to manually alter every image published since it can essentially downsample "on the fly" while allowing users to zoom in on the images they want to see in more detail.
 
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