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Pulse Or Digital Communications > Bandwidth Reduction Or Expansion > Television Or Motion Video Signal > Predictive

Predictive

Predictive patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

11/20/14 - 20140341281 - Enhanced intra-prediction coding using planar representations
The present invention provides low complexity planar mode coding in which a first prediction value is calculated using linear interpolation between a value of respective horizontal boundary pixels and a value of one of vertical boundary pixels, and a second prediction value is calculated using linear interpolation between a value...

11/20/14 - 20140341282 - Encoding or decoding method and apparatus
Embodiments of the present invention provide an encoding or decoding method and apparatus. The method includes: extracting first information in a bitstream; determining a chroma component intra prediction mode according to the first information; when the chroma component intra prediction mode cannot be determined according to the first information, extracting...

11/20/14 - 20140341283 - Method and apparatus for encoding video and method and apparatus for decoding video changing scanning order depending on hierarchical coding unit
A method and apparatus for encoding a video and a method and apparatus for decoding a video which change a scanning order according to hierarchical coding units....

11/20/14 - 20140341284 - Method and device for sharing a candidate list
The present invention relates to a method and device for sharing a candidate list. A method of generating a merging candidate list for a predictive block may include: producing, on the basis of a coding block including a predictive block on which a parallel merging process is performed, at least...

11/20/14 - 20140341285 - Image processing device and image processing method
The present technology relates to an image processing device and an image processing method that are capable of improving the encoding efficiency of a parallax image by using information relating to the parallax image. A correction unit sets a calculation precision of a calculation that is used when performing a...

11/20/14 - 20140341286 - Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus
An image decoding device includes a processor and storage configured to receive a bitstream from a server based on an instruction sent from an apparatus, decode an image on a block-by-block basis, from the bitstream and send the image to a display apparatus. The decoding includes obtaining first, second, third...

11/13/14 - 20140334541 - Video compression device
With a video compression device configured to compress one pixel per cycle, a predictive pixel generation unit generates predictive pixel values of a plurality of predictive modes defined assuming local decode pixels read from predetermined positions of a line memory as upper reference pixels and an input original image pixel...

11/13/14 - 20140334542 - Method and device for intra prediction video
A method and apparatus for intra predicting a video. The method includes: determining availability of a predetermined number of adjacent pixels used for intra prediction of a current block; if a first adjacent pixel is unavailable, searching for a second adjacent pixel that is available by searching the predetermined number...

11/13/14 - 20140334543 - Intra prediction mode encoding/decoding method and apparatus
Disclosed are an intra prediction mode encoding and decoding method, an image decoding device, and an image encoding device. The intra prediction mode decoding method comprises the steps of: deriving most probable modes (MPMs) from surrounding prediction units adjacent to a current prediction unit; and deriving an intra prediction mode...

11/13/14 - 20140334544 - Spatial prediction method, image decoding method, and image coding method
A spatial prediction method capable of reducing the complexity of spatial prediction includes: detecting an edge (E) overlapping the current block by obtaining a horizontal gradient (Gy) and a vertical gradient (Gx) between pixels within a block adjacent to the current block; calculating an integer slope of the edge; determining,...

11/06/14 - 20140328397 - Intra-prediction method using filtering, and apparatus using the method
Disclosed are an intra-prediction method using filtering and an apparatus using the method. An image-decoding method comprises: a step of filtering an n upper reference pixel of a block to be predicted and neighboring pixels of the n upper reference pixel so as to obtain the filtered n upper reference...

11/06/14 - 20140328398 - Conditionally invoking a resampling process in shvc
An apparatus for coding video information according to certain aspects includes a memory and a processor. The memory unit is configured to store video information associated with an interlayer reference picture for a current picture to be coded. The processor is configured to: receive information relating to a plurality of...

11/06/14 - 20140328399 - Encoding or decoding method and apparatus
Embodiments of the present invention provide an encoding or decoding method and apparatus. The method includes: extracting first information in a bitstream; determining a chroma component intra prediction mode according to the first information; when the chroma component intra prediction mode cannot be determined according to the first information, extracting...

10/30/14 - 20140321542 - New planar prediction mode
New intra planar modes are introduced for predicting digital video data. As part of the new intra planar modes, various methods are offered for predicting a first sample within a prediction unit, where the first sample is needed for referencing to when processing the new intra planar modes. And once...

10/30/14 - 20140321543 - Method and apparatus for image encoding/decoding
A method and an apparatus for image encoding/decoding are disclosed. The apparatus includes: a block decomposer for decomposing a current block into a plurality of sub-blocks; and an intra prediction encoder for performing an intra prediction encoding by referring to already encoded and decoded adjacent pixel information of each sub-block,...

10/23/14 - 20140314147 - Harmonized inter-view and view synthesis prediction for 3d video coding
There are disclosed various methods, apparatuses and computer program products for video encoding. The type of prediction used for a reference picture index may be signaled in the video bit-stream. The omission of motion vectors from the video bit-stream for a certain image element may also be signaled; signaling may...

10/23/14 - 20140314148 - Apparatus, a method and a computer program for video coding and decoding
A method and related apparatus for decoding an image sequence from a bitstream, wherein an identifier indicating if all output pictures are decodable with a predefined set of reference pictures is decoded; an indication of required reference pictures for a given output picture is decoded; the indicated at least one...

10/23/14 - 20140314149 - Method and apparatus for encoding residual block, and method and apparatus for decoding residual block
A decoding apparatus includes a splitter which splits the image into a plurality of maximum coding units, hierarchically splits a maximum coding unit among the plurality of maximum coding units into a plurality of coding units, and determines one or more transformation residual blocks from a coding unit among the...

10/23/14 - 20140314150 - Codeword assignment for intra chroma mode signaling for hevc
Intra prediction is used in state-of-the-art video coding standards such as AVC. The intra prediction modes are coded into the bitstream. Luma and chroma components could potentially have different prediction modes. For chroma components, there are 5 different modes defined in AVC: vertical, horizontal, DC, diagonal down right, and “same...

10/23/14 - 20140314151 - Codeword assignment for intra chroma mode signaling for hevc
Intra prediction is used in state-of-the-art video coding standards such as AVC. The intra prediction modes are coded into the bitstream. Luma and chroma components could potentially have different prediction modes. For chroma components, there are 5 different modes defined in AVC: vertical, horizontal, DC, diagonal down right, and “same...

10/16/14 - 20140307786 - Simplified depth coding with modified intra-coding for 3d video coding
Systems, mediums, and methods for simplified depth coding with modified intra-coding for 3D video coding....

10/16/14 - 20140307787 - Method and apparatus of depth prediction mode selection
There is disclosed a method, apparatus and computer program product for prediction mode selection for coding a block of a depth map. An ordered list of coding modes is obtained, wherein the ordered list of coding modes comprises a plurality of coding modes. And whether a depth modeling mode and/or...

10/16/14 - 20140307788 - Method and apparatus for encoding and decoding video using skip mode
A video encoding apparatus includes: an inter prediction unit to determine a motion parameter of a current block and generate a predicted block of the current block, by performing a motion estimation on the current block; and an optimal mode determining unit to set a prediction mode of the current...

10/16/14 - 20140307789 - Method and apparatus for setting reference picture index of temporal merging candidate
The present invention relates to a method and apparatus for setting a reference picture index of a temporal merging candidate. An inter-picture prediction method using a temporal merging candidate can include the steps of: determining a reference picture index for a current block; and inducing a temporal merging candidate block...

10/16/14 - 20140307790 - Video encoding device, video decoding device, video encoding method, video decoding method, and program
A video encoding device includes a down-sampler with sampling position shifter 107 configured to down-sample a luminance signal, and a predictor 101 configured to linearly predict a color difference signal from a down-sampled luminance signal. The down-sampler with sampling position shifter 107 shifts a sampling position of the down-sampled luminance...

10/09/14 - 20140301451 - Nal unit type restrictions
A system for encoding and/or decoding video that include NAL unit types....

10/09/14 - 20140301452 - Marking pictures for inter-layer prediction
A method for video coding is described. Signaling of a maximum number of sub-layers for inter-layer prediction is obtained. A sub-layer non-reference picture is also obtained. It is determined whether a value of a temporal identifier of the sub-layer non-reference picture is greater than the maximum number of sub-layers for...

10/09/14 - 20140301453 - Decoding of inter-layer reference picture set and reference picture list construction
A method for video coding is described. Signaling of a maximum number of sub-layers for inter-layer prediction is obtained. A sub-layer non-reference picture is also obtained. It is determined whether a value of a temporal identifier of the sub-layer non-reference picture is greater than the maximum number of sub-layers for...

10/09/14 - 20140301454 - Depth coding modes signaling of depth data for 3d-hevc
Techniques are described for encoding and decoding depth data for three-dimensional (3D) video data represented in a multiview plus depth format using depth coding modes that are different than high-efficiency video coding (HEVC) coding modes. Examples of additional depth intra coding modes available in a 3D-HEVC process include at least...

10/09/14 - 20140301455 - Encoding/decoding device and method using virtual view synthesis and prediction
The present invention relates to an encoding/decoding device and method using view synthesis and prediction. The encoding device may synthesize images corresponding to the surrounding views of a current view, encode current blocks that are included in the images of the current view, and apply a skip mode and a...

10/09/14 - 20140301456 - Inter-layer picture signaling and related processes
In one implementation, an apparatus is provided for encoding or decoding video information. The apparatus comprises a memory configured to store inter-layer reference pictures associated with a current picture that is being coded. The apparatus further comprises a processor operationally coupled to the memory. In one embodiment, the processor is...

10/09/14 - 20140301457 - Multiple base layer reference pictures for shvc
A method of coding video data can include receiving video information associated with a reference layer, an enhancement layer, or both, and generating a plurality of inter-layer reference pictures using a plurality of inter-layer filters and one or more reference layer pictures. The generated plurality of inter-layer reference pictures may...

10/09/14 - 20140301458 - Device and method for scalable coding of video information
An apparatus configured to code (e.g., encode or decode) video information includes a memory unit and a processor in communication with the memory unit. The memory unit is configured to store video information associated with a video layer comprising one or more temporal sub-layers. The processor is configured to determine...

10/09/14 - 20140301459 - Multiple reference layer prediction signaling techniques
The disclosed subject matter, in one embodiment, provides techniques to signal inter-layer texture and motion prediction from different direct dependent reference layers. In certain exemplary arrangements, techniques are provided which include one or more syntax elements in a high level syntax structure, e.g., the slice segment header, indicating such different...

10/09/14 - 20140301460 - Intra rate control for video encoding based on sum of absolute transformed difference
This disclosure describes techniques for rate control for intra coded frames. In one example of the disclosure, a rate control parameter may be calculated using a target bit rate and a complexity measure. In one example, the complexity measure is calculated with a sum of absolute transformed differences (SATD) calculation...

10/09/14 - 20140301461 - Inter prediction method and apparatus therefor
According to the present invention, an inter prediction method comprises the steps of: generating a merge candidate list for a block to be predicted, wherein the block is to correspond to a current prediction unit; deriving, on the basis of one of a plurality of merge candidates constituting the merge...

10/09/14 - 20140301462 - Lossless image and video compression
A method is provided for encoding an intra predicted residual block of an image for use in image or video compression. The intra predicted residual block is associated with an intra prediction coding mode. The method includes generating a set of residual error blocks including residual data with different statistical...

10/02/14 - 20140294072 - Apparatuses and methods for staggered-field intra-refresh
Examples of apparatuses and methods for performing staggered-field intra-refresh process are described herein. An example apparatus may include an encoder configured to provide an encoded bitstream based on a video signal. The encoder is configured to perform a staggered-field intra-refresh process over a series of frames of the video signal,...

10/02/14 - 20140294073 - Apparatus and method of providing recompression of video
Disclosed herein are an apparatus and a method of providing recompression of a video capable of recompressing and transmitting flags of data having an association with neighboring data in a video block and an original video by a simple logic. To this end, the apparatus of providing recompression of a...

10/02/14 - 20140294074 - Method and apparatus for encoding video, and method and apparatus for decoding video
Disclosed is a method of encoding a video, the method including: splitting a current picture into at least one maximum coding unit; determining a coded depth to output a final encoding result according to at least one split region obtained by splitting a region of the maximum coding unit according...

10/02/14 - 20140294075 - Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
An image coding method, comprising: subtracting a prediction signal from the input image signal for each coding unit, thereby generating respective prediction error signals; performing orthogonal transform and quantization on a corresponding one of the prediction error signals for each transform unit, eventually generating quantization coefficients; and coding pieces of...

10/02/14 - 20140294076 - Tracking a reference picture on an electronic device
A method for tracking a reference picture on an electronic device is described. The method includes receiving a bitstream. The method also includes decoding a portion of the bitstream to produce a decoded reference picture. The method further includes tracking the decoded reference picture in a decoded picture buffer (DPB)...

10/02/14 - 20140294077 - Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering
A method and apparatus for encoding video by using deblocking filtering, and a method and apparatus for decoding video by using deblocking filtering are provided. The method of encoding video includes: splitting a picture into a maximum coding unit; determining coding units of coded depths and encoding modes for the...

09/25/14 - 20140286408 - Inter-layer pixel sample prediction
Systems, devices and methods are described including performing scalable video coding using inter-layer pixel sample prediction. Inter-layer pixel sample prediction in an enhancement layer coding unit, prediction unit, or transform unit may use reconstructed pixel samples obtained from a base layer or from a lower enhancement layer. The pixel samples...

09/25/14 - 20140286409 - Enhanced reference region utilization for scalable video coding
Techniques to identify one or more candidate reference blocks used to generate a prediction block to encode a current coding block. The candidate reference blocks can be in the same layer as the current coding block or a different layer. In addition, the candidate reference blocks do not have to...

09/25/14 - 20140286410 - System and method for non-uniform video coding
A method and system for video coding by integrating frame data and time data may be described. The method and system can include a video coding non-transitory storage media that integrates reference data and time data. More specifically, the video coding non-transitory storage media can produce one or more luma...

09/25/14 - 20140286411 - Method and apparatus for scalable video encoding and method and apparatus for scalable video decoding
Provided are scalable video encoding and decoding methods. The scalable video encoding method includes: obtaining a peripheral pixel of an enhancement block based on a peripheral pixel of a base layer block corresponding to the enhancement layer block to be prediction-encoded, and performing intra prediction on the enhancement layer block...

09/25/14 - 20140286412 - Intra dc prediction for lossless coding in video coding
A video coder may generate a predictive block. As part of generating the predictive block, the video coder may use at least one of a losslessly reconstructed sample to left of a current sample in a current row of a predictive block and a losslessly reconstructed sample for a row...

09/25/14 - 20140286413 - Disabling sign data hiding in video coding
A video coder may determine that sign data hiding is disabled for a current block if the current block is generated using lossy coding without application of a transform to residual data and the current block is intra predicted using an intra prediction mode in which a residual differential pulse...

09/25/14 - 20140286414 - Moving picture encoding device, moving picture encoding method and moving picture encoding program, and moving picture decoding device, moving picture decoding method and moving picture decoding program
In inter prediction that is performed by partitioning a first block, which is obtained by partitioning each picture, into one or more second blocks, a spatial merge candidate generating unit derives a spatial merge candidate without referring to a block included in a first block that includes a second block....

09/25/14 - 20140286415 - Video encoding/decoding method and apparatus for same
According to the present invention, a video decoding method comprises: a step of decoding a first bitstream corresponding to a base layer image based on first decoding information corresponding to the image that belongs to the view which is different from the view to which the base layer image belongs;...

09/25/14 - 20140286416 - Method and device for transmitting image information, and decoding method and device using same
An image decoding method according to the present invention comprises the steps of: acquiring information to form a reference picture set of a current picture by entropy decoding the received bitstream information; and performing prediction on a prediction block inside the current picture by using a reference picture list which...

09/25/14 - 20140286417 - Data encoding and decoding
A data coding apparatus in which a set of ordered data is encoded includes: an entropy encoder encoding the ordered data, wherein each data item is split into respective data subsets that are encoded by first and second encoding systems so that for a predetermined quantity of encoded data generated...