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公开(公告)号：US20180146120A1
公开(公告)日：2018-05-24
申请号：US15562477
申请日：2016-03-30
发明人： Byung-seok MIN , Jong-man KIM
IPC分类号： H04N1/60
CPC分类号： H04N1/6061 , G06T1/00 , G09G5/02 , G09G2320/0242 , G09G2340/06 , G09G2360/16 , H04N1/46 , H04N1/60 , H04N1/6008
摘要： An image processing method includes obtaining color information of each of a plurality of pixels included in an input image signal; determining whether a color value of each of the plurality of pixels corresponds to a gamut boundary of the input image signal based on the obtained color information; determining a gain value for allowing the color value of at least one of the plurality of pixels to correspond to the gamut boundary, based on a result of the determining; and converting the color value of the at least one pixel based on the determined gain value.
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公开(公告)号：US20180025682A1
公开(公告)日：2018-01-25
申请号：US15624059
申请日：2017-06-15
发明人： Byung-seok MIN , Chun ZHAO , Young-su MOON , Ho-cheon WEY
CPC分类号： G09G3/2003 , G06T5/40 , G06T7/90 , G06T2207/10024 , G09G5/00 , G09G5/026 , G09G2320/0242 , G09G2320/0666 , G09G2340/06 , G09G2354/00 , G09G2370/12 , G09G2370/16
摘要： A display apparatus for image processing and a method thereof are disclosed. The image processing method of a display apparatus includes receiving an image frame, identifying color where color cast is present by analyzing at least one of an illumination element and a tint element of the received image frame, and correcting color where the color cast is present by using color distribution of the received image frame.
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公开(公告)号：US20180018793A1
公开(公告)日：2018-01-18
申请号：US15484640
申请日：2017-04-11
发明人： Byung-seok MIN , Hyun-seung LEE , Young-su MOON
CPC分类号： G06T11/001 , G06T5/009 , G09G5/02 , G09G2320/0666 , G09G2320/0673 , G09G2340/06 , H04N1/60
摘要： An image display device and an image display method are disclosed. The image display device may include a display and a controller configured to change a value of a pixel included in an input image based on a hue value and a saturation value of the pixel and control the display such that the display displays the image in which the value of the pixel has been changed.
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公开(公告)号：US20180139429A1
公开(公告)日：2018-05-17
申请号：US15573333
申请日：2016-05-10
发明人： Seung-ho PARK , Seung-hoon HAN , Gui-won SEO , Ho-cheon WEY , Byung-seok MIN
摘要： Provided are an image processing apparatus and method, which use a maximum display luminance value of a mastering display and a maximum display luminance value of a target display according to luminance characteristics of a current scene of an encoded image.
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公开(公告)号：US20180025477A1
公开(公告)日：2018-01-25
申请号：US15550941
申请日：2016-01-28
发明人： Byung-seok MIN , Tae-gyu LIM , Seung-hoon HAN , Ho-cheon WEY
CPC分类号： G06T5/009 , G06T5/00 , G06T5/007 , G06T7/194 , G06T7/90 , G06T11/001 , G06T11/60 , G06T2207/10024 , G06T2207/20208 , G06T2210/12 , G09G5/02 , G09G2320/0271 , G09G2340/06 , H04N1/6027 , H04N1/6058 , H04N9/64 , H04N9/67 , H04N9/68 , H04N9/8205
摘要： Disclosed are a method and apparatus for generating local metadata including position information of a similar color mapping region and a color mapping function of the similar color mapping region and a method and apparatus for correcting color components of a pixel in a similar color mapping region based on local metadata.
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公开(公告)号：US20170324887A1
公开(公告)日：2017-11-09
申请号：US15526603
申请日：2015-06-01
发明人： Byung-seok MIN , Dong-hyun KIM , Seung-hoon HAN , Ho-cheon WEY
CPC分类号： H04N1/6066 , G06T3/40 , H04N1/6052 , H04N5/93 , H04N9/64 , H04N9/67 , H04N2201/3259
摘要： Disclosed is a method for producing metadata, comprising: acquiring a first image and a second image which have different gamuts; acquiring at least one of white point information and gamut information with respect to the second image; correcting the first image on the basis of the acquired information; and producing metadata on the basis of the correspondence relationship of color information between the corrected first image and the second image.
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公开(公告)号：US20160035069A1
公开(公告)日：2016-02-04
申请号：US14625256
申请日：2015-02-18
发明人： Byung-seok MIN , Seung-ho PARK , Jong-hyun PARK , Il-soon LIM , Chang-su HAN , Hyung-jun PARK
CPC分类号： G06T5/20 , G06T5/002 , G06T5/007 , G06T5/10 , G06T2207/10024 , G06T2207/20008 , G06T2207/20012
摘要： An image correction method includes: obtaining information regarding at least one of brightness and colors of pixels constituting an input image, the input image comprising a plurality of regions classified according to whether the at least one of the brightness and the colors of the pixels are substantially uniformly distributed in a corresponding region; determining a weight with respect to at least one pixel based on the obtained information; and correcting the input image with respect to the at least one pixel based on the determined weight.
摘要翻译： 图像校正方法包括：获得关于构成输入图像的像素的亮度和颜色中的至少一个的信息，所述输入图像包括根据所述像素的亮度和颜色中的至少一个是否基本上分类的多个区域 均匀分布在相应的区域; 基于获得的信息确定相对于至少一个像素的权重; 并且基于所确定的权重来校正相对于所述至少一个像素的输入图像。
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公开(公告)号：US20160012572A1
公开(公告)日：2016-01-14
申请号：US14727982
申请日：2015-06-02
发明人： Byung-seok MIN , Il-soon LIM , Seung-ho PARK , Seul-ki JANG , Jong-ho KIM
CPC分类号： G06T11/40 , G06T5/009 , G06T5/40 , G06T11/001 , G06T2207/10024 , G06T2207/20208
摘要： A method for controlling an electronic apparatus includes determining representative colors of pixels of a received image frame; calculating input dynamic ranges for respective representative colors based on brightness information of the received image frame; expanding a dynamic range for the representative colors based on at least one of the brightness information of the received image frame and display characteristics of the electronic apparatus; and outputting an image frame having adjusted brightness based on the expanded dynamic range.
摘要翻译： 一种用于控制电子设备的方法包括确定接收到的图像帧的像素的代表颜色; 基于接收到的图像帧的亮度信息计算各代表颜色的输入动态范围; 基于接收到的图像帧的亮度信息和电子设备的显示特性中的至少一个来扩展代表颜色的动态范围; 并且基于扩大的动态范围输出具有调整亮度的图像帧。
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