CommonIntermediateFormat
Back in history, this acronym's name comes from video conferencing tools in late 1980's and early 1990's. Nowadays the termCIF is used to mean specific video resolution:
352x288 inPAL
352x240 inNTSC
CIF is 1/4th of "full resolution" TV, also called asD1 and is best-known becauseVideoCD standard uses this resolution.
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