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Patent Searching and Data


Title:
EVALUATION DEVICE, EVALUATION METHOD, AND CAMERA SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/150471
Kind Code:
A1
Abstract:
This evaluation device enables a user to easily and appropriately evaluate the luminance of an HDR video signal. The HDR video signal is processed to calculate a luminance evaluation value. The luminance evaluation value is displayed on a display unit. The HDR video signal could, for example, be a linear HDR video signal, and/or the HDR video signal obtained by subjecting said linear HDR video signal to tone compression with log curve characteristics. The luminance evaluation value could, for example, include the luminance average value, the high luminance share ratio, the high luminance average value, or the product of the high luminance share ratio and the high luminance average value.

Inventors:
KAMIYA KOJI (JP)
Application Number:
PCT/JP2017/007559
Publication Date:
September 08, 2017
Filing Date:
February 27, 2017
Export Citation:
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Assignee:
SONY CORP (JP)
International Classes:
H04N5/225; H04N5/20; H04N5/235
Foreign References:
JP2010050737A2010-03-04
JPH04280584A1992-10-06
JP2000092378A2000-03-31
Other References:
See also references of EP 3425895A4
Attorney, Agent or Firm:
MIYATA, Masaaki et al. (JP)
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