Samsung Electronics Co., Ltd.

Jaehyeon Bae

Eric Yip

Hyunkoo Yang

Youngwan So

Seungsoo Jeong

Woongil Choi

Sungho Lee

Youngho Oh

Narae Choi

Dongyeon Kim

Sunghee Hwang

Jaehee Kwak

Dubok Park

An image processing apparatus includes: a memory; and a processor configured to execute one or more instructions stored in the memory to: determine a scale weight for each pixel of original pixels in an original image based on first attribute-related information set by dividing the original image into an object region and a peripheral region, respectively; determine an additional weight for at least one pixel of the original pixels in the peripheral region, based on the first attribute-related information, and second attribute-related information that is based on an amount of a change between pixel values of adjacent pixels; and obtain a transformed image of which a size is changed from the original image, by applying at least one of the scale weight and the additional weight to corresponding pixels of the original pixels to obtain a pixel value of a transformed pixel in the transformed image.

Image processing apparatus for weight-based image transformation and operating method thereof

A display apparatus and a control method thereof are provided. The display apparatus includes a communication interface configured to receive captured images and information related to the captured images; a display; and a processor configured to: obtain an object disparity of an object included in the captured images and a number of the captured images based on the information related to the captured images; identify whether a display disparity representable by the display matches the object disparity; based on the display disparity not matching the object disparity, generate interpolated images by performing image interpolation based on the display disparity, the object disparity, and the number of the captured images; and control the display to display a three-dimensional content based on the captured images and the interpolated images.

Display apparatus and control method thereof

The present disclosure relates to a method and a device for generating and transmitting a media file containing three-dimensional (3D) video content. The present disclosure also relates to a method and a device for reconstructing and reproducing three-dimensional video content from a received media file. According to an aspect of an embodiment of the present disclosure, a method of generating a media file containing three-dimensional video content may include inserting, into a media data box in the media file, a plurality of components contained in a two-dimensional video frame in which the three-dimensional video content is compressed; inserting, into a metadata box in the media file, first tracks respectively corresponding to the components and a second track containing metadata; and inserting, into the second track, information about an entry point for each of the plurality of components.

Method and apparatus for generating media file comprising 3-dimensional video content, and method and apparatus for replaying 3-dimensional video content

Provided is a method for transmitting metadata for omnidirectional content including a plurality of viewpoints. The method comprises identifying the metadata for the omnidirectional content including the plurality of viewpoints; and transmitting the identified metadata, wherein the metadata includes information about an identifier (ID) of a viewpoint group including at least one viewpoint of the plurality of viewpoints, and wherein the at least one viewpoint in the viewpoint group shares a common reference coordinate system.

Method and device for transmitting information on three-dimensional content including multiple view points

The present disclosure relates to a method and device for transmitting and receiving video content including three-dimensional (3D) data. The method of transmitting video content through a plurality of assets includes identifying whether content transmitted through an asset is a sub-picture; when the content transmitted through the asset is the sub-picture, generating sub-picture asset information comprising information about other sub-pictures constituting a composition picture together with the sub-picture; and transmitting the sub-picture asset information and the content.

Method and device for transmitting video content and method and device for receiving video content

The present disclosure relates to a communication apparatus and method for supporting a forward error correction scheme in a communication system. To this end, by means of a generation mode among a plurality of generation modes (ssbg_mode #0, #1, #2), a source symbol block having a plurality of source symbols is generated by using a source packet block having a plurality of source packets, and a repair symbol block for the generated source symbol block is generated by means of a forward error correction (FEC) scheme among a plurality of FEC schemes (FEC payload ID mode 0, FEC payload ID mode 1). A first FEC scheme (FEC payload ID mode 1) is applied to generate the repair symbol block, and in response to an occurrence of a discontinuity in packet sequence numbers, a repair packet may be generated to include length repair data and a repair FEC payload identifier (ID).

Apparatus and method for communication in broadcast system

A method of transmitting three-dimensional (3D) video content, according to an embodiment of the present disclosure, includes: defining a 3D space; obtaining placement information about at least one 3D object to be placed in the 3D space; dividing the at least one 3D object; compressing 3D video content including the divided at least one 3D object into a two-dimensional (2D) video frame; obtaining, from the 2D video frame, location information about compressed data corresponding to the divided at least one 3D object; encoding the 2D video frame; generating a media file including the encoded 2D video frame and the location information; and transmitting the media file.

Method of processing and transmitting three-dimensional content

Various embodiments of the present disclosure relate to a device and a method for processing point cloud data on the basis of PCC technology in a multimedia system. To this end, a bit stream according to point cloud compression may be generated, and the bit stream may be divided to generate access units by a plurality of type-specific data elements. The plurality of data elements may include at least one layer-specific shape data, at least one layer-specific texture data, auxiliary patch information, and occupancy information. The size of each of the plurality of access units may match a maximum transmission unit in a network.

Device and method for processing data in multimedia system

A media content processing management method according to an embodiment of the disclosure includes: obtaining, from a network based media processing (NBMP) source, workflow information for media content processing; identifying whether to use a feedback task, based on the workflow information, obtaining, from a function repository, function information about a function of the feedback task or about a function of at least one media task for the media content processing, based on the workflow information, obtaining task information based on at least one of the workflow information and the function information, delivering the task information to each of tasks, obtaining client feedback information, and updating the task information based on the client feedback information, wherein the task information includes at least one of input information, output information, configuration information, or connection information of each of the tasks, and the connection information includes connection information of a media processing task and the feedback task, the media processing task using client assistance information from among the at least one media task.

Method and device for managing processing of media content, and computer-readable recording medium

A method and an apparatus for transmitting video-based point cloud contents (VPCC) data by a server are provided. The method includes generating moving picture experts group (MPEG) media transport protocol (MMTP) packets including at least one asset for the VPCC data, generating a signaling message including an asset group message about the at least one asset, and transmitting the MMTP packets and the signaling message to a client.

Method, apparatus and computer-readable recording medium for transmitting or receiving VPCC data

According to an embodiment of the present disclosure, there is provided a method of receiving a multimedia service, in which, by using user feedback information in a large-volume 6 degrees of freedom (6DoF) media transmission service using network-based media processing (NBMP), it is possible to reduce network traffic through efficient media transmission and a burden of rendering media content on a terminal. According to an embodiment of the present disclosure, a method of processing content includes receiving content regarding an object in a three-dimensional (3D) space, the content including media data and metadata, performing pre-rendering on the media data based on user information, and outputting pre-rendered data.

Method and device for processing content

A method and an apparatus for transmitting and receiving video content including 3D data are provided. According to an embodiment, a method for transmitting data related to content including an omnidirectional image and a point cloud object is provided. The method includes generating media data and metadata for the content including the omnidirectional image and the point cloud object; and transmitting the generated media data and the generated metadata, wherein the metadata comprises information for specifying sub-spaces of a bounding space related to the point cloud object.

Growing community of inventors

Suwon-si, South Korea

Jaehyeon Bae