Abstract: The present invention provides a chromium-free coating composition having high blackening resistance and corrosion resistance, the composition comprising: 20 to 70 wt % of waterborne silane modified polyurethane; 0.5 to 5 wt % of a hardener; 0.5 to 5 wt % of a blackening inhibitor; 0.5 to 5 wt % of a corrosion inhibitor; and 0.5 to 5 wt % of a lubricant, with the balance being a solvent. The chromium-free coating composition has the effect of improving blackening resistance, corrosion resistance, alkali resistance, solvent resistance and fingerprint resistance of a steel sheet on which a coating layer comprising the composition is formed.

Abstract: Provided is a video decoding method including determining whether a random access point (RAP) picture is positioned in an enhancement layer; determining whether a random access skipped leading (RASL) picture related to the RAP picture is output; and if the RAP picture is positioned in the enhancement layer and the RASL picture is determined not to be output, activating a SPS corresponding to the RAP picture when the RAP picture that is not at a start point of a CVS is decoded.

Abstract: Provided is an interlayer video decoding method according to an embodiment including obtaining prediction-mode information of a current block of a depth image from a bitstream, generating a prediction block of the current block on the basis of the prediction-mode information, and decoding the depth image by using the prediction block.

Abstract: A depth image decoding method according to an embodiment may include obtaining, from a bitstream, a first flag including information about use of an intra contour mode related to intra prediction of a depth image, determining whether to perform prediction in the intra contour mode on a prediction unit of the depth image, based on the first flag, performing prediction in the intra contour mode on the prediction unit upon determining to perform prediction in the intra contour mode on the prediction unit, and decoding the depth image based on a result of the performing of prediction.

Abstract: The disclosure relates to a method of controlling an electronic device, the method includes, based on a magnetic field generated by a source, obtaining a coordinate of a user's hand; and reflecting the obtained coordinate of the user's hand in a virtual reality environment based on a change of a location of the source due to a movement of the user.

Abstract: Provided is a multi-layer video decoding method. The multi-layer video decoding method includes: obtaining, from a bitstream, dependency information indicating whether a first layer refers to a second layer; if the dependency information indicates that the first layer refers to the second layer, obtaining a reference picture set of the first layer, based on whether type information of the first layer and type information of the second layer are equal to each other; and decoding encoded data of a current image included in the first layer, based on the reference picture set.

Abstract: Provided is an inter-layer video decoding method. The inter-layer video decoding method includes: determining whether a current block is split into two or more regions by using a depth block corresponding to the current block; generating a merge candidate list including at least one merge candidate for the current block, based on a result of the determination; determining motion information of the current block by using motion information of one of the at least one merge candidate included in the merge candidate list; and decoding the current block by using the determined motion information, wherein the generating of the merge candidate list includes determining whether a view synthesis prediction candidate is available as the merge candidate according to the result of the determination.

Abstract: Provided is an inter-layer video decoding method including: obtaining prediction mode information of a depth image; generating a prediction block of a current block forming the depth image, based on the obtained prediction mode information; and decoding the depth image by using the prediction block, wherein the obtaining of the prediction mode information includes obtaining a first flag, which indicates whether the depth image allows a method of predicting the depth image by splitting blocks forming the depth image into at least two partitions using a wedgelet as a boundary, and a second flag, which indicates whether the depth image allows a method of predicting the depth image by splitting the blocks forming the depth image into at least two partitions using a contour as a boundary.

Abstract: A method and system for automatically detecting a control section using traffic information is disclosed. The automatic control section detection system may include an analyzer configured to analyze a primary control section that is a control section included in traffic control information; and a detector configured to detect an additional control section associated with the primary control section based on connectivity and directivity of roads connected to the primary control section.

Abstract: Provided are multilayer video encoding/decoding methods. The multilayer video decoding method includes obtaining, from a bitstream, instantaneous decoder refresh (IDR) alignment information specifying whether at least one intra random access point (IRAP) picture for a random access and comprised in a same access unit is limited to being an IDR picture; and reconstructing a multilayer video by decoding encoded data by using the IDR alignment information.

Abstract: Provided is a multilayer video decoding method. The multilayer video decoding method may include: acquiring a network abstraction layer (NAL) unit from a bitstream of an encoded image; acquiring layer information, which is commonly used to decode base layer encoded data and enhancement layer encoded data, from a parameter included in the NAL unit; and reconstructing the multilayer image by decoding the base layer encoded data and the enhancement layer encoded data by using the layer information, wherein the parameter uses two or more bits to represent any one of information about a profile, tier, and level of layers constituting the multilayer, information about a phase alignment mode of a luma sample grid between layers constituting the multilayer, information about a picture type alignment mode between layers constituting the multilayer, and information specifying a layer set to be decoded.

Abstract: 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.

Abstract: An inter-view video decoding method may include determining a disparity vector of a current second-view depth block by using a specific sample value selected within a sample value range determined based on a preset bit-depth, detecting a first-view depth block corresponding to the current second-view depth block by using the disparity vector, and reconstructing the current second-view depth block by generating a prediction block of the current second-view depth block based on coding information of the first-view depth block.

Abstract: Provided is a video decoding method including acquiring, from a bitstream, segment-wise direct component (DC) coding (SDC) mode information indicating whether an SDC mode is allowed in a depth image; determining prediction mode information and partition mode information applied to a coding unit of the depth image; acquiring an SDC flag indicating whether an SDC mode is applied to the coding unit from the bitstream according to the SDC mode information, the prediction mode information, and the partition mode information; acquiring a residual DC value corresponding to a prediction unit of the coding unit from the bitstream when the SDC flag indicates that the SDC mode is applied to the coding unit; and reconstructing a current block of the prediction unit by using the residual DC value and prediction values of the prediction unit, wherein the residual DC value is acquired from a residual block of the prediction unit.

Abstract: Provided is a multilayer video decoding method including acquiring reset information indicating whether to reset a picture order count (POC) of a current picture, resetting a higher bit of the POC of the current picture based on the reset information, and decoding the current picture by using the reset POC.

Abstract: An inter-layer video decoding method according to an embodiment may include: reconstructing a color image and a depth image of a first layer based on encoding information about the color image and the depth image of the first layer obtained from a bitstream; when it is determined that a prediction mode of a current block of a second layer image to be decoded is a view synthesized prediction mode wherein prediction is performed based on an image synthesized from the first layer image, determining whether to perform luminance compensation on the second layer current block to be reconstructed; and reconstructing the current block by determining whether to apply a view synthesized prediction mode to the current block, according to a result of the determining of whether to perform the luminance compensation.

Abstract: An inter-layer video encoding method includes configuring at least one prediction mode as a simplified depth coding (SDC) mode; determining a prediction mode with respect to a current block of a depth image; generating a prediction block of the current block by using the prediction mode; and generating a bitstream by encoding the depth image by using the prediction block.

Abstract: Provided are a scalable video decoding method and a scalable video decoding apparatus. The scalable video decoding method includes obtaining, from a bitstream, scalability mask information specifying whether scalable video decoding is performed according to each of scalability types in a current video, and when scalability mask information for scalable video decoding an auxiliary picture indicates performance, determining one of auxiliary picture types comprising an alpha plane and a depth picture of a primary picture of another layer, by using a scalability index indicating a type of the auxiliary picture to be decoded in a current layer, and decoding the auxiliary picture of the current layer.

Abstract: A multi-layer video encoding/decoding method and a multi-layer video encoding/decoding apparatus are provided. In the multi-layer video encoding method, image data is encoded to a multi-layer encoded image, at least one of encoded layers of a target output layer set is determined as an output layer, an index of at least three output layer subsets including at least one output layer from among the encoded layers of the target output layer set are generated based on the determined output layer, and a bitstream including the generated index and the multi-layer encoded image is generated.

Abstract: Provided is a video decoding method including acquiring simplified depth coding (SDC) mode information indicating whether an SDC mode for encoding a residual block of a prediction unit included in a coding unit of a depth image by using one residual DC component is applied to the coding unit, acquiring the residual DC component corresponding to the prediction unit of the coding unit to which the SDC mode is applied based on the SDC mode information, and reconstructing a current block of the coding unit by using the residual DC component and a reference block of the prediction unit.