Abstract:
A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data; and transmitting a bitstream including the point cloud data. A point cloud data reception method according to embodiments may comprise the steps of: receiving a bitstream including point cloud data; and decoding the point cloud data.
Abstract:
The present invention proposes a method for transmitting 360 video. The method for transmitting 360 video according to the present invention may comprise the steps of: receiving 360 video data captured by at least one camera; projecting a 2D image obtained by processing the 360 video data; generating signaling information associated with the 360 video data; encoding the 2D image; and processing the encoded 2D image and the signaling information for transmission thereof, and transmitting the same through a broadcasting network.
Abstract:
A method by which a 360-degree video transmission device transmits 360-degree video, according to the present invention, comprises the steps of: acquiring 360-degree video data captured by at least one camera; acquiring a projected picture by processing the 360-degree video data; acquiring a packed picture by applying a region-wise packing process to the projected picture; generating metadata for the 360-degree video data; encoding the packed picture; and performing processing for the storage or transmission of the encoded picture and the metadata, wherein the metadata includes 3D mapping information on a region of the packed picture, and the 3D mapping information indicates a yaw value and a pitch value of spherical coordinates of a spherical surface corresponding to a central point of the region.
Abstract:
A media data transmission method according to one embodiment of the present invention comprises the steps of: generating a media file including three-dimensional (3D) video data and meta data; and transmitting the media file, wherein the media file includes, as at least one track, left view image data and right view image data of the 3D video data, and the meta data can include stereoscopic composition type information on the 3D video data.
Abstract:
A method of transmitting omnidirectional video is provided according to one aspect of the present invention. The method of transmitting omnidirectional video according to an embodiment of the present invention includes: acquiring an image for the omnidirectional video; projecting the image for the omnidirectional video onto a 3D projection structure; packing the image projected on the 3D projection structure into a 2D frame; encoding the image packed into the 2D frame; and transmitting a data signal including the encoded image and metadata about the omnidirectional video.
Abstract:
According to an aspect of the present invention, a method for transmitting omnidirectional video is disclosed. The method of transmitting omnidirectional video according to an embodiment of the present invention includes acquiring an image for the omnidirectional video, projecting the image for the omnidirectional video onto a 3D projection structure, packing the image projected onto the 3D projection structure in a 2D frame, encoding the image packed into the 2D frame, and transmitting a data signal containing the encoded image and metadata about the omnidirectional video.
Abstract:
The present invention relates to an apparatus and a method for transceiving a broadcast signal including a subtitling service. One embodiment of the present invention provides a method for transmitting a broadcast signal, comprising the steps of: encoding video data to generate a video stream; generating a broadcast signal including the generated video stream and a subtitle stream; and transmitting the generated broadcast signal. According to the embodiment of the present invention, a transmission stream which provides a digital broadcast subtitling service using an XML subtitle can be transmitted.
Abstract:
The present invention provides a method for transmitting a broadcast signal, and a system capable of supporting future broadcast services in an environment supporting future hybrid broadcast using terrestrial broadcast networks and the Internet. In addition, the present invention provides efficient signaling methods using both terrestrial broadcast networks and the Internet in an environment supporting future hybrid broadcast.
Abstract:
The present invention relates to a device and a method for transmitting and receiving a broadcast signal including a subtitle service. Provided in one embodiment of the present invention is a method for transmitting a broadcast signal, comprising the steps of: generating a broadcast signal including video data and subtitle data; and transmitting the generated broadcast signal. According to the embodiment of the present invention, a transmission stream providing a digital broadcast subtitle service using XML subtitles can be transmitted.
Abstract:
A method for processing a 3-dimensional image including an additional object in a system providing a multi-view image according to one embodiment of the present invention comprises the steps of: receiving video images and depth images from a plurality of views; configuring one additional object of additional objects displayed in the video images from the plurality of views as a reference additional object; calculating disparity between pixels of an area in which the reference additional object is displayed and a video image, which is adjacent to an edge of the reference additional object; applying a disparity value, which is larger the or equal to a value of the calculated disparity, to the reference additional object, so as to combine the reference additional object with a first view video image and a second view video image; and formatting the first view video image and the second view video image, with which the reference additional object has been combined, as 3-dimensional images.