| 摘要 |
PROBLEM TO BE SOLVED: To provide a color format conversion device for executing conversion between image formats of a luminance and color difference type. SOLUTION: This color format conversion device is configured to convert a signal following a first image format configured of luminance components and two color difference components into a signal following a second image format in which a least one or more of luminance components and two color difference components are larger than the number of elements of corresponding components in the first image format in both vertical and horizontal directions or one of the vertical and horizontal directions. This color format conversion device is provided with at least one color component conversion means having a number of element increasing part and a component quality improvement part. The number of element increasing part converts a first signal with predetermined components following the first image format into a second signal with the predetermined components following a second image format with the large number of pixels, and the component quality improving part acquires a third signal with predetermined components whose component quality is improved by operating inter-image compensation processing to the second signa with predetermined components relating to continuous images. COPYRIGHT: (C)2009,JPO&INPIT
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