Abstract: There is provided an image processing device and a method that are configured to be capable of reducing the increase of a load on encoding/decoding of attribute information of a point cloud. The attribute information of the point cloud is encoded using contexts corresponding to weight values obtained by an orthogonal transformation made on location information of the point cloud, the orthogonal transformation taking into consideration a three-dimensional structure. Further, encoded data associated with the attribute information of the point cloud is decoded using contexts corresponding to weight values obtained by an orthogonal transformation made on the location information of the point cloud, the orthogonal transformation taking into consideration a three-dimensional structure. The present disclosure can be applied to, for example, image processing devices, electronic equipment, image processing methods, programs, and the like.

Abstract: There is provided an image processing apparatus and an image processing method that are capable of suppressing an increase in loads when a point cloud is generated from a mesh. Point cloud data is generated by positioning points at intersection points between a surface of a mesh and vectors each including, as a start origin, position coordinates corresponding to a specified resolution. For example, intersection determination is performed between the surface of the mesh and each of the vectors, and in a case where the surface and the vector are determined to intersect each other, the coordinates of the intersection point are calculated. The present disclosure can be applied to an image processing apparatus, electronic equipment, an image processing method, a program, or the like.

Abstract: There is provided an image processing device and a method that enable partial decoding of 3D data to be performed more easily. Management information of a block as a partial region in a predetermined three-dimensional spatial region including 3D data representing a three-dimensional structure is generated. In addition, a block satisfying a condition specified by a user is selected on the basis of management information of the block as a partial region in a predetermined three-dimensional spatial region including 3D data representing a three-dimensional structure, and coded data of the 3D data within the selected block is decoded. The present disclosure can be applied to, for example, an image processing device, an electronic apparatus, an image processing method, a program, or the like.

Abstract: The present disclosure relates to an image processing apparatus and a method that enable decoding of encoded data of an octree in various processing orders. The octree corresponding to point cloud data is encoded after the context is initialized for each layer of the octree. Further, a breadth-first order or a depth-first order is selected as the decoding order for the encoded data of the octree corresponding to point cloud data, and the encoded data is decoded in the selected decoding order. The present disclosure can be applied to an image processing apparatus, an electronic apparatus, an image processing method, a program, or the like, for example.

Abstract: The present disclosure relates to an information processing apparatus and an information processing method capable of suppressing a reduction in quality of rendering results. Rendering is performed on voxel data that is 3D data obtained by quantizing position information using voxels and representing a three-dimensional structure in response to a shape of each of the voxels. Alternatively, rendering is performed on voxel data that is 3D data obtained by quantizing position information using voxels and representing a three-dimensional structure on the basis of rendering information that is information related to the rendering of the voxel data. The present disclosure is applicable to, for example, an information processing apparatus, an image processing apparatus, an electronic apparatus, an information processing method, a program, and the like.

Abstract: A fluorine-containing ether compound represented by Formula (1) is provided, R1—R2—CH2—R3—CH2—R4??(1) (In Formula (1), R1 is an alkyl group that may have a substituent, R2 is a divalent linking group bonded to R1 via an ethereal oxygen, R3 is a perfluoropolyether chain, and R4 is an end group which is different from R1-R2 and includes two or three polar groups, in which each of the polar groups is bonded to a different carbon atom, and the carbon atoms bonded to the polar groups are bonded to each other via a linking group containing a carbon atom not bonded to the polar groups.).

Abstract: There is provided an image processing device and a method capable of suppressing lowering of image quality. Correction information that is information regarding correction of 3D data representing a three-dimensional structure constructed using 2D data representing a two-dimensional image is generated, and the generated correction information is coded. Furthermore, coded data of correction information that is information regarding correction of 3D data representing a three-dimensional structure constructed using 2D data representing a two-dimensional image is decoded, and 3D data is constructed using the 2D data and correction information generated by decoding coded data of the correction information. The present disclosure can be applied to, for example, an information processing device, an image processing device, an electronic apparatus, an information processing method, a program, or the like.

Abstract: A fluorine-containing ether compound represented by Formula (1) is provided; R1—R2—CH2—R3—CH2—R4—R5??(1) (In Formula (1), R1 and R5 may be the same as or different from each other and each represents an alkenyl group having 2 to 8 carbon atoms or an alkynyl group having 3 to 8 carbon atoms, R2 and R4 may be the same as or different from each other and each represents a divalent linking group having a polar group, and R3 represents a perfluoropolyether chain, with a proviso that R1 and R2 are, and R4 and R5 are divided due to the presence of an atom other than the carbon atom such as an oxygen atom).

Abstract: There is provided an encoding apparatus and an encoding method that make it possible to generate an encoded stream from which an image of a low load and high picture quality can be decoded. An arithmetic operation section or the like divides an image into a plurality of AUs and encodes the AUs to generate encoded streams of the plurality of AUs. A setting section sets 0 as pic_output_flag indicating that a decoded image obtained by decoding an encoded stream of an AU other than the last division AU from among the encoded streams of the plurality of AUs generated by the arithmetic operation section or the like is not to be displayed. The present disclosure can be applied, for example, to an encoding apparatus and so forth.

Abstract: An information processing device and method for enabling partial control of the resolution of a data group that can be turned into a tree structure. Data of an Octree pattern is encoded, so that a bit stream containing depth control information indicating that a leaf node is to be formed at a different level from the lowest level based on information specifying the depth of the Octree pattern is generated. Also, a bit stream is decoded, so that an Octree pattern including a leaf node at a different level from the lowest level is constructed, on the basis of depth control information indicating that the leaf node is to be formed at a different level from the lowest level based on information specifying the depth of the Octree pattern. The present disclosure can be applied to an information processing device, an image processing device, an electronic apparatus, an information processing method, a program, or the like, for example.

Abstract: Provided is a fluorine-containing ether compound capable of forming a lubricant layer having excellent wear resistance even when the thickness is thin, and suitable as a material of a lubricant for a magnetic recording medium. The fluorine-containing ether compound is a compound represented by the following formula (1): R1—R2—CH2—R3—CH2—R4—R5; wherein R3 is a perfluoropolyether chain; R1 is a terminal group bonded to R2; R5 is a terminal group bonded to R4; R1 is an alkenyl group or an alkynyl group; R5 is a group containing a heterocyclic ring; R2 is represented by the following formula (2); R4 is represented by the following formula (3); and a in the formula (2) and b in the formula (3) are each independently an integer of 1 to 3.

Abstract: The present disclosure relates to image processing apparatus and method that can prevent a reduction in image quality. Geometry data that is a frame image having arranged thereon a projected image obtained by projecting 3D data representing a three-dimensional structure on a two-dimensional plane and includes a special value indicating occupancy map information in a range is generated. The generated geometry data is encoded. Further, the encoded data on the geometry data is decoded, and a depth value indicating a position of the 3D data and the occupancy map information are extracted from the decoded geometry data. The present disclosure is applicable to, for example, an information processing apparatus, an image processing apparatus, electronic equipment, an information processing method, or a program.

Abstract: The present disclosure relates to an image processing apparatus and a method that make it easier to reproduce a two-dimensional image. A video frame that includes a patch obtained by projecting, onto a two-dimensional plane, a point cloud that represents an object having a three-dimensional shape as a group of points, and a two-dimensional image different from the patch is generated, and the generated video frame is encoded and a bitstream is generated. The present disclosure can be applied to, for example, an image processing apparatus, an electronic device, an image processing method, a program, or the like.

Abstract: The invention provides a fullerene compound; a lubricant that is for a magnetic recording medium and that contains the fullerene compound; and a magnetic recording medium. The fullerene compound is an ionic liquid that is represented by general formula (1) and is formed from a Bronsted acid (Hn1X) and a Bronsted base ([R2R3)N—]m1—R1); wherein one of the Brønsted acid and the Broønsted base contains a group having a fullerene; and the other contains a perfluoroalkyl chain.

Abstract: The present disclosure relates to an image processing apparatus and method that make it possible to decode encoded data of 3D data with increased ease. A bit stream is generated which includes projection direction information including information relating to a projection direction of position information of 3D data representative of a three-dimensional structure on a two-dimensional plane and encoded data of a geometry image obtained by projecting the position information on the two-dimensional plane. The present disclosure can be applied, for example, to an information processing apparatus, an image processing apparatus, electronic equipment, an information processing method, a program, or the like.

Abstract: There is provided an information processing apparatus and a method that allow for suppression of a decrease in encoding efficiency. Correlation information is generated that results from encoding of voxel data resulting from quantization of point cloud data with use of correlation of a distribution pattern of values of the voxel data; the generated correlation information is encoded; and a bit stream including the correlation information is generated. The present disclosure is applicable to an information processing apparatus, an image processing apparatus, an electronic device, an information processing method, a program, or the like, for example.

Abstract: The present disclosure relates to an image processing apparatus and method that can prevent an increase in the load of a decoding process for encoded data in a point cloud video-based approach. The parameters related to a plurality of point cloud models of a point cloud are transformed, a two-dimensional plane image onto which the plurality of point cloud models having the transformed parameters is projected is encoded, and a bitstream containing encoded data of the two-dimensional image and transform information that is information regarding the transform of the parameters is generated. The present disclosure can be applied to an information processing device, an image processing apparatus, an electronic apparatus, an information processing method, a program, or the like, for example.

Abstract: The present disclosure relates to an image processing apparatus and an image processing method that enable to suppress an increase in processing time of a filter process for point cloud data. A filter process is performed on point cloud data using a representative value of the point cloud data for each local region obtained by dividing a three-dimensional space. A two-dimensional plane image on which the point cloud data subjected to the filter process is projected is encoded, and a bitstream is generated. The present disclosure can be applied to, for example, an information processing apparatus, an image processing apparatus, electronic equipment, an information processing method, a program, or the like.

Abstract: Provided is a fluorine-containing ether compound that can be suitably used as a material for a lubricant for a magnetic recording medium, capable of forming a lubricant layer having excellent chemical substance resistance and wear resistance even when the thickness is small. A fluorine-containing ether compound represented by the following formula (1): R1—R2—CH2—R3—CH2—R4—R5??(1) In the formula (1), R3 is a perfluoropolyether chain. R2 and R4 are divalent linkage groups having a polar group, and may be the same or different. R1 and R5 are terminal groups bonded to R2 or R4, which may be the same or different, and at least one of R1 and R5 is an organic group having 1 to 8 carbon atoms wherein one or more hydrogen atoms of the organic group is substituted with a cyano group.

Abstract: The present disclosure relates to an image processing apparatus and a method that make it possible to suppress reduction of the encoding efficiency. A patch, which is an image where 3D data representative of a three-dimensional structure is projected on a two-dimensional plane, is placed and packed in a frame image on the basis of an evaluation of a result of prediction performed in encoding of the 3D data, and the frame image in which the patch is placed and packed is encoded using the prediction. The present disclosure can be applied, for example, to an information processing apparatus, an image processing apparatus, electronic equipment, an information processing method, a program or the like.