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1. 发明授权

US11689825B2 Method, apparatus, and recording medium for processing image 有权
公开(公告)号：US11689825B2
公开(公告)日：2023-06-27
申请号：US17320855
申请日：2021-05-14
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jae-yun Jeong , Byeong-doo Choi , Jae-kyeong Lee , Eric Yip , Jae-eun Kang
IPC分类号： G06T5/00 , H04N25/61 , H04N23/698 , G02B13/06
CPC分类号： H04N25/61 , G06T5/006 , H04N23/698 , G02B13/06 , G06T2207/10024
摘要： A method, performed by a device, of processing an image, may include obtaining a circular image generated by photographing a target space through a fisheye lens; generating metadata including lens shading compensation information for correcting color information of the obtained circular image; and transmitting the obtained circular image and the metadata to a terminal.

2. 发明申请

US20210274113A1 METHOD, APPARATUS, AND RECORDING MEDIUM FOR PROCESSING IMAGE 有权
公开(公告)号：US20210274113A1
公开(公告)日：2021-09-02
申请号：US17320855
申请日：2021-05-14
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jae-yun Jeong , Byeong-doo Choi , Jae-kyeong Lee , Eric Yip , Jae-eun Kang
IPC分类号： H04N5/357 , H04N5/232
摘要： A method, performed by a device, of processing an image, may include obtaining a circular image generated by photographing a target space through a fisheye lens; generating metadata including lens shading compensation information for correcting color information of the obtained circular image; and transmitting the obtained circular image and the metadata to a terminal.

3. 发明授权

US10728565B2 Video encoding method and apparatus thereof and a video decoding method and apparatus thereof 有权
公开(公告)号：US10728565B2
公开(公告)日：2020-07-28
申请号：US14782504
申请日：2014-04-07
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jin-young Lee , Min-woo Park , Ho-cheon Wey , Jae-won Yoon , Yong-jin Cho , Byeong-doo Choi
IPC分类号： H04N19/44 , H04N19/30 , H04N19/159 , H04N19/12 , H04N19/172 , H04N19/176 , H04N19/186 , H04N19/51
摘要： A video encoding method, a video encoding apparatus, a video decoding method, and a video decoding apparatus are provided. The video encoding method includes reconstructing a first layer image based on encoding information of the first layer image that is obtained from a bitstream, splitting a largest coding unit of a second layer image into coding units based on split information of the second layer image that is obtained from the bitstream, splitting the coding units into prediction units for prediction encoding, determining whether to use a coding tool for decoding a current prediction unit based on at least one among a prediction mode of the current prediction unit among the prediction units, size information of the current prediction unit, and color depth information of the current prediction unit, and decoding the current prediction unit, using the coding tool, in response to the determining to use the coding tool.

4. 发明授权

US10356430B2 Interlayer video decoding method and apparatus using view synthesis prediction and interlayer video encoding method and apparatus using view synthesis prediction 有权
公开(公告)号：US10356430B2
公开(公告)日：2019-07-16
申请号：US14904578
申请日：2014-07-14
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Min-woo Park , Jin-young Lee , Byeong-doo Choi
IPC分类号： H04N19/597 , H04N13/00 , H04N19/176 , H04N19/186 , H04N19/33 , H04N19/30 , H04N19/11 , H04N19/136 , H04N19/187 , H04N19/44
摘要： An interlayer video decoding method includes: reconstructing a color image and a depth image of a first layer in relation to coding information of the color image and the depth image of the first layer obtained from a bitstream; determining whether a prediction mode of a current block of a second layer image to be decoded is a view synthesis prediction mode that predicts the current block based on an image synthesized from a first layer image; determining a depth-based disparity vector indicating a depth-corresponding block of the first layer with respect to the current block, when the prediction mode is the view synthesis prediction mode; performing view synthesis prediction on the current block from the depth-corresponding block of the first layer indicated by the depth-based disparity vector; and reconstructing the current block by using a prediction block generated by prediction.

5. 发明授权

US10136145B2 Method and apparatus for managing buffer for encoding and decoding multi-layer video 有权
公开(公告)号：US10136145B2
公开(公告)日：2018-11-20
申请号：US15109767
申请日：2015-01-05
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Byeong-doo Choi , Chan-yul Kim , Min-woo Park , Jin-young Lee , Yong-jin Cho
IPC分类号： H04N19/31 , H04N19/30 , H04N19/423 , H04N19/46 , H04N19/513 , H04N19/597
摘要： Provided is a multi-layer video decoding method for efficiently obtaining, from a bitstream, information indicating a maximum size of a decoded picture buffer (DPB) regarding a layer set including a plurality of layers.

6. 发明授权

US10116947B2 Method and apparatus for coding multilayer video to include scalable extension type information in a network abstraction layer unit, and method and apparatus for decoding multilayer video 有权
公开(公告)号：US10116947B2
公开(公告)日：2018-10-30
申请号：US14413154
申请日：2013-07-08
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Byeong-doo Choi , Jae-hyun Kim , Jeong-hoon Park
IPC分类号： H04N19/169 , H04N19/187 , H04N19/46 , H04N19/176 , H04N21/2343 , H04N21/236 , H04N19/597 , H04N19/70 , H04N19/30
摘要： A multilayer video encoding method includes encoding a multilayer video, generating network adaptive layer (NAL) units for data units included in the encoded multilayer video, and adding scalable extension type information, for a scalable extension of the multilayer video, to a video parameter set (VPS) NAL unit among the NAL units, the VPS NAL unit including VPS information that is information commonly applied to the multilayer video.

7. 发明授权

US09918063B2 Multiview video encoding method and device, and multiview video decoding method and device 有权
公开(公告)号：US09918063B2
公开(公告)日：2018-03-13
申请号：US14522131
申请日：2014-10-23
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Byeong-doo Choi , Jae-hyun Kim , Jeong-hoon Park
IPC分类号： H04N19/159 , H04N19/503 , H04N13/00 , H04N19/597 , H04N19/46 , H04N19/105 , H04N19/172 , H04N19/96 , H04N19/136
CPC分类号： H04N13/10 , H04N19/105 , H04N19/136 , H04N19/172 , H04N19/46 , H04N19/597 , H04N19/96
摘要： Provided are methods and apparatuses for encoding and decoding a multiview video. The method of decoding the multiview video includes obtaining a data unit including encoding information of texture pictures and depth map pictures of a multiview image related to a same point of time, obtaining, from the data unit, view information of pictures that are encoded and are included in the data unit, type information indicating a type of each of the pictures from among the texture pictures and the depth map pictures, and reference flag information indicating whether each of the pictures is previously inter-layer predicted by referring to a texture picture of the same point of time or to a depth map picture of the same point of time, determining an encoding order of the pictures, based on the obtained information, and decoding the texture pictures and depth map pictures based on the determined encoding order.

8. 发明授权

US09877049B2 Method for entropy-encoding slice segment and apparatus therefor, and method for entropy-decoding slice segment and apparatus therefor 有权
公开(公告)号：US09877049B2
公开(公告)日：2018-01-23
申请号：US14814697
申请日：2015-07-31
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Tammy Lee , Byeong-doo Choi
IPC分类号： H04N19/91 , H04N19/14 , H04N19/174 , H04N19/172 , H04N19/68 , H04N19/70 , H04N19/50
CPC分类号： H04N19/91 , A47J39/02 , H04N19/14 , H04N19/172 , H04N19/174 , H04N19/50 , H04N19/68 , H04N19/70
摘要： Provided are entropy encoding and entropy decoding for video encoding and decoding. The video entropy decoding method includes: determining a bin string and a bin index for a maximum coding unit that is obtained from a bitstream; determining a value of a syntax element by comparing the determined bin string with bin strings that is assignable to the syntax element in the bin index; storing context variables for the maximum coding unit when the syntax element is a last syntax element in the maximum coding unit, a dependent slice segment is includable in a picture in which the maximum coding unit is included, and the maximum coding unit is a last maximum coding unit in a slice segment; and restoring symbols of the maximum coding unit by using the determined value of the syntax element.

9. 发明授权

US09390470B2 Method and apparatus for performing interpolation based on transform and inverse transform 有权
公开(公告)号：US09390470B2
公开(公告)日：2016-07-12
申请号：US14636787
申请日：2015-03-03
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Elena Alshina , Alexander Alshin , Nikolay Shlyakhov , Byeong-doo Choi , Yoon-mi Hong , Woo-jin Han , Tammy Lee
IPC分类号： G06K9/32 , G06T3/40 , H04N19/48 , H04N19/80 , H04N19/523 , H04N19/59 , H04N19/117 , H04N19/182 , H04N7/01 , H04N19/30
CPC分类号： G06T3/4007 , G06F17/175 , H04N7/014 , H04N19/117 , H04N19/182 , H04N19/30 , H04N19/48 , H04N19/523 , H04N19/59 , H04N19/80
摘要： Provided are a method and apparatus for interpolating an image. The method includes: selecting a first filter, from among a plurality of different filters, for interpolating between pixel values of integer pixel units, according to an interpolation location; and generating at least one pixel value of at least one fractional pixel unit by interpolating between the pixel values of the integer pixel units by using the selected first filter.

10. 发明申请

US20150023430A1 METHOD AND APPARATUS FOR MULTIVIEW VIDEO ENCODING BASED ON PREDICTION STRUCTURES FOR VIEWPOINT SWITCHING, AND METHOD AND APPARATUS FOR MULTIVIEW VIDEO DECODING BASED ON PREDICTION STRUCTURES FOR VIEWPOINT SWITCHING 有权
标题翻译：基于视点切换的预测结构的视频编码的方法和装置以及基于用于视点切换的预测结构的多视频视频解码的方法和装置
公开(公告)号：US20150023430A1
公开(公告)日：2015-01-22
申请号：US14375593
申请日：2013-01-30
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Byeong-doo Choi , Jeong-Hoon Park
IPC分类号： H04N13/00
CPC分类号： H04N13/161 , H04N19/114 , H04N19/187 , H04N19/33 , H04N19/597
摘要： A multiview video decoding method includes receiving a base view image stream of a base viewpoint and additional view image streams of at least two additional viewpoints, restoring base view images by performing motion compensation that references base view anchor pictures of an I-picture type, by using the base view image stream, restoring a view decoding refresh image configured for viewpoint switching for changing a first additional viewpoint, by performing disparity compensation that references at least one of the restored base view images, on a first additional view image stream, and restoring first additional view images of the first additional viewpoint by performing at least one of disparity compensation that references the restored base view images and motion compensation that references restored images of the first additional viewpoint excluding the view decoding refresh image that precedes the restored first additional view images, on the first additional view image stream.
摘要翻译：多视点视频解码方法包括接收基本视点的基本视图图像流和至少两个附加视点的附加视图图像流，通过执行参考I图像类型的基本视点锚图像的运动补偿来恢复基本视图图像，通过使用基本视图图像流，通过执行参考在第一附加视图图像流上恢复的基本视图图像中的至少一个基准视图图像流并且恢复的视差补偿来恢复被配置用于改变第一附加视点的视点切换的视图解码刷新图像通过执行参考恢复的基本视图图像的视差补偿和引用除了恢复的第一附加视图之前的视图解码刷新图像的引用第一附加视点的还原图像的运动补偿中的至少一个，第一附加视点的第一附加视图图像，在第一个额外的视图图像流。

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