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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.

07/31/14 - 20140211849 - Reference picture set signaling and restriction on an electronic device
A previously signaled reference picture set (RPS) corresponding to a current picture is indicated. A first flag for a picture in the previously signaled RPS is set if the picture is to be used as a reference picture for the current picture. A bitstream is sent....

07/31/14 - 20140211850 - Method and apparatus for prediction mode and partition mode syntax codind for coding units in hevc
A method and apparatus for coding of syntax elements are disclosed to allow prediction units in P and B slices to share the same syntax coding table. In one embodiment according to the present invention, the method and apparatus coding of syntax elements selectively apply a syntax coding table to...

07/24/14 - 20140205008 - Method for encoding and/or decoding images on macroblock level using intra-prediction
Conventional intra-prediction uses pixels from left and upper neighbour blocks to predict a macroblock (MB). Thus, the MBs must be sequentially processed, since reconstructed left and upper MBs must be available for prediction. In an improved method for encoding Intra predicted MBs, a MB is encoded in two steps: first,...

07/24/14 - 20140205009 - Method and apparatus for spatially scalable video compression and transmission
A method and apparatus provide the ability to resample video frame into various resolutions, and to predict, quantize, and entropy code the video signal for spatially scalable compression and networking applications. The solution involves a unified re-sampling and estimation-theoretic prediction, quantization, and entropy coding framework, which by design is tailored...

07/24/14 - 20140205010 - Arithmetic decoding device, image decoding apparatus and arithmetic decoding method
An arithmetic decoding device includes a calculating unit that calculates candidates for split information using probability information, the split information indicating a boundary between a first value range and a second value range in range information, the probability information indicating whether a next item of binary data takes the first...

07/24/14 - 20140205011 - Method and an apparatus for encoding/decoding an image
The present invention relates to an intra prediction method for predicting pixel values within a prediction target block on the basis of a plurality of peripheral pixels adjacent to the prediction target block. The intra prediction method according to the present invention includes the steps of: receiving and decoding encoded...

07/17/14 - 20140198846 - 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 base layer and an enhancement layer, the enhancement layer comprising an enhancement layer (EL)...

07/17/14 - 20140198847 - Encoding device, encoding method, decoding device, and decoding method
The present technique relates to an encoding device, an encoding method, a decoding device, and a decoding method capable of improving encoding efficiency of a parallax image using information about the parallax image. The correction unit corrects a prediction image of a parallax image of a reference viewpoint using information...

07/10/14 - 20140192865 - Refining filter for inter layer prediction of scalable video coding
Techniques involving inter layer prediction of scalable video coding are described. Such techniques may employ refining filters....

07/10/14 - 20140192866 - Data remapping for predictive video coding
Specifically, a method decodes a picture. The picture is encoded and represented by blocks in a bitstream. For each block, a remap flag is obtained from the bit-stream. The block is either a remapped reconstructed block or a non-remapped reconstructed block. Either the non-mapped reconstructed block or an inverse remapped...

07/10/14 - 20140192867 - Coding device, decoding device, coding/decoding system, coding method, and decoding method
A coding device and method, which can suppress degradation of image data while guaranteeing a target compression ratio, a decoding device and method, which decode the data coded by the coding device and method, and a coding/decoding system including the coding device and the decoding device are provided. The coding...

07/10/14 - 20140192868 - Inter-layer reference picture generation for hls-only scalable video coding
An apparatus for coding video information may include a memory unit configured to store video information associated with a picture and a processor in communication with the memory unit configured to resample video information of a reference picture to obtain a resampled picture having a plurality of slices and a...

07/10/14 - 20140192869 - Method, device, computer program, and information storage means for encoding or decoding a video sequence
The invention relates to video coding. A method of encoding or decoding such a video sequence according to the invention comprises: obtaining a reconstructed frame area made of an array of sample values; applying a sample adaptive offset, SAO, filtering to the reconstructed frame area based on SAO parameters; wherein...

07/10/14 - 20140192870 - System and method for providing error resilience, random access and rate control in scalable video communications
Systems and methods for error resilient transmission, rate control, and random access in video communication systems that use scalable video coding are provided. Error resilience is obtained by using information from low resolution layers to conceal or compensate loss of high resolution layer information. The same mechanism is used for...

07/10/14 - 20140192871 - Apparatus for coding or decoding intra image based on line information of reference image block
An apparatus for coding an image is provided to effectively code the image. The apparatus for coding the image includes an input image segmentation unit to segment an input image into a plurality of image blocks including a first image block and a second image block. The apparatus also includes...

07/10/14 - 20140192872 - Apparatus for coding or decoding intra image based on line information of reference image block
An apparatus for coding an image is provided to effectively code the image. The apparatus for coding the image includes an input image segmentation unit to segment an input image into a plurality of image blocks including a first image block and a second image block. The apparatus also includes...

07/10/14 - 20140192873 - Image encoding/decoding method and apparatus for same
According to the present invention, an image encoding/decoding method comprises the steps of: performing an intra prediction on a current block so as to generate a prediction block; performing filtering on a filtering target pixel in the prediction block on the basis of the intra prediction mode of the current...

07/10/14 - 20140192874 - Method and apparatus for encoding video by motion prediction using arbitrary partition, and method and apparatus for decoding video by motion prediction using arbitrary partition
An apparatus for decoding a video including a processor which determines coding units having a hierarchical structure being data units in which the encoded image is decoded, and sub-units for predicting the coding units, by using information that indicates division shapes of the coding units and information about prediction units...

07/10/14 - 20140192875 - Method and apparatus for encoding video by motion prediction using arbitrary partition, and method and apparatus for decoding video by motion prediction using arbitrary partition
An apparatus for decoding a video includes a receiver which receives and obtains a bitstream of an encoded image, a processor which determines coding units having a hierarchical structure being data units in which the encoded image is decoded, and sub-units for predicting the coding units, by using information that...

07/10/14 - 20140192876 - Image encoding/decoding apparatus and method to which filter selection by precise units is applied
According to the present invention, an image encoding/decoding method involves selecting, for units which are more precise than picture units, interpolation filters to be used in a motion compensated inter prediction to calculate sub-pixel values, wherein said precise units include at least one of a slice unit and a partition...

07/03/14 - 20140185669 - Inter-layer coding unit quadtree pattern prediction
Systems, apparatus, articles, and methods are described including operations for inter-layer coding unit quadtree pattern prediction....

07/03/14 - 20140185670 - Progressive refinement with temporal scalability support in video coding
An example method of decoding video data includes receiving information indicating a picture order count (POC) value of a last picture of a plurality of pictures in a progressive refinement segment in an encoded bitstream, and decoding at least some of the pictures in the progressive refinement segment according to...

07/03/14 - 20140185671 - Video encoding and decoding method and apparatus using the same
Disclosed is a video decoding method supporting a plurality of layers including: decoding a first layer which is referred by a target block of a second layer to be decoded; determining a size of the target block of the second layer which uses information on the first layer; and performing...

07/03/14 - 20140185672 - Image encoding method, image decoding method, image encoding apparatus, image decoding apparatus, and image coding apparatus
An image encoding method includes: generating a first bitstream by encoding an input image, and a first decoded image by encoding and decoding the input image; and generating a second bitstream by encoding the input image using the first decoded image, and a second decoded image by encoding and decoding...

07/03/14 - 20140185673 - Method and apparatus for image encoding/decoding
This document discloses a method and apparatus for image encoding/decoding which support multiple layers. The method for image decoding comprises analyzing a video parameter set (VPS) extension for layer dependency on a current layer, analyzing slices for layer dependency on a current slice by determining whether not to apply layer...

07/03/14 - 20140185674 - Methods and systems for inter-layer image prediction signaling
Embodiments of the present invention comprise systems and methods for predicting high dynamic range (HDR) image blocks with block-specific prediction data, where the systems and methods may comprise low dynamic range (LDR) image data and HDR image data for a target image block, where a scaled, offset LDR image block...

07/03/14 - 20140185675 - Apparatus and method for image encoding/decoding using predictability of intra-prediction mode
An apparatus and a method for video encoding/decoding using predictability of an intra-prediction mode are disclosed. The apparatus for encoding a video of the present disclosure includes: an intra-prediction mode determiner for determining an encoder prediction mode which is an intra-prediction mode of a current block of the video; an...

07/03/14 - 20140185676 - Line-based compression for digital image data
A method of compressing digital image data is provided that includes selecting an entropy code for encoding a line of pixels in the digital image data, wherein the entropy code is selected from a plurality of variable length entropy codes, using spatial prediction to compute a pixel predictor and a...

06/26/14 - 20140177708 - Method and apparatus for entropy encoding/decoding
Provided are methods and apparatuses for entropy-encoding and entropy-decoding an image. The method for entropy-encoding an image includes operations of arithmetically encoding a binary value of a current coding symbol, by using a probability of a predefined binary value which is determined based on previously-coded symbols that are encoded before...

06/26/14 - 20140177709 - Image encoding apparatus, image encoding method and computer program
To reduce power consumption in an encoding process without extremely lowering encoding efficiency, a chrominance of each pixel of a prediction block is derived as a reference chrominance block according to a chrominance intra prediction mode from a reference chrominance sample representing a chrominance of a pixel necessary for intra...

06/26/14 - 20140177710 - Video image compression/decompression device
An image compression/decompression device achieving increased utilization efficiency of the memory bandwidth in the access to the memory used for the compression/decompression operation while maintaining ill effect on the images at a low level is realized. The image compression/decompression device comprises a data conversion unit which reduces the data access...

06/26/14 - 20140177711 - Video encoding and decoding method and apparatus using the same
Disclosed is technology associated with video encoding and decoding having a structure including one or more layers (quality, spatial, and view) and technology associated with a method that predicts an higher layer signal by using one or more reference layers in encoding and decoding an higher layer. In more detail,...

06/26/14 - 20140177712 - Method of encoding/decoding of multiview video sequence based on adaptive compensation of local illumination mismatches at interframe prediction
A technology for processing digital signals is provided, and more particularly, a method of encoding or decoding a multiview video sequence based on adaptive compensation of local illumination mismatches between frames of the multiview video sequence is provided. The method may be performed using a correction parameter used to correct...

06/26/14 - 20140177713 - Method and device for determining transform block size
Embodiments of the present invention provide a method and a device for determining a transform block size, and can improve image compression efficiency. The method includes: obtaining, according to image block information and a splitting manner of an image block, a parameter of a transform block corresponding to the image...

06/26/14 - 20140177714 - Coding video data with an alternate reference frame generated using a temporal filter
Implementations of the teachings herein include coding video data with an alternate reference frame generated using a temporal filter. The alternate reference frame is generated by determining a first weighting factor, for each corresponding block of a respective frame of a filter set, that represents a temporal correlation of the...

06/19/14 - 20140169457 - Performance control in video encoding
An apparatus having a circuit is disclosed. The circuit may be configured to (i) generate a complexity value by encoding a current picture in a video signal, where the current picture is encoded using a current one of a plurality of configurations, (ii) calculate an estimate in response to the...

06/19/14 - 20140169458 - Devices and methods for using base layer intra prediction mode for enhancement layer intra mode prediction
Devices and methods for using base layer intra prediction mode for enhancement layer intra mode prediction are disclosed....

06/19/14 - 20140169459 - Method and apparatus of reference picture management for video coding
A method and apparatus that determine one or more reference pictures for the current image unit and indicate the reference pictures using information associated with COIs (coding order indexes) of the reference pictures are disclosed. The image unit corresponds to a picture, a slice of the picture, or a region...

06/19/14 - 20140169460 - Image encoding apparatus and image decoding apparatus
According to one embodiment, an image encoding apparatus includes a setting unit configured to set a combination of a vertical transform matrix and a horizontal transform matrix corresponding to the target image. The combination includes any of a plurality of transform matrices including a first transform matrix and a second...

06/19/14 - 20140169461 - Image encoding apparatus and image decoding apparatus
According to one embodiment, an image encoding apparatus includes a setting unit configured to set a combination of a vertical transform matrix and a horizontal transform matrix corresponding to the target image. The combination includes any of a plurality of transform matrices including a first transform matrix and a second...

06/19/14 - 20140169462 - Moving-picture encoding apparatus and moving-picture decoding apparatus
According to one embodiment, an encoding apparatus includes a prediction unit, a classifying unit, a first transformer, a second transformer, an order controller, and an entropy coder. The prediction unit obtains a predictive residual signal to be encoded, by using a mode selected from intra-prediction modes. The first transformer obtains...

06/19/14 - 20140169463 - Moving-picture encoding apparatus and moving-picture decoding apparatus
According to one embodiment, an encoding apparatus includes a prediction unit, a classifying unit, a first transformer, a second transformer, an order controller, and an entropy coder. The prediction unit obtains a predictive residual signal to be encoded, by using a mode selected from intra-prediction modes. The first transformer obtains...

06/19/14 - 20140169464 - Moving-picture encoding apparatus and moving-picture decoding apparatus
According to one embodiment, an encoding apparatus includes a prediction unit, a classifying unit, a first transformer, a second transformer, an order controller, and an entropy coder. The prediction unit obtains a predictive residual signal to be encoded, by using a mode selected from intra-prediction modes. The first transformer obtains...

06/19/14 - 20140169465 - Video decoding method and image encoding method
A video decoding method and image encoding method capable of utilizing a portion of the prediction image predicted in a size larger than the size of the macroblock of the encoding target, as the prediction image of the macroblock of the encoding target in order to lower the compression ratio...

06/19/14 - 20140169466 - Method and video decoder for decoding scalable video stream using inter-layer racing scheme
One exemplary method for decoding a scalable video stream, including a base layer frame and at least an enhancement layer frame corresponding to the base layer frame, has the following steps: decoding the base layer frame; and before the base layer frame is fully decoded, decoding the enhancement layer frame....

06/12/14 - 20140161179 - Device and method for scalable coding of video information based on high efficiency video coding
An apparatus configured to code 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 an enhancement layer having a first block and a base layer having a second block, the second block in...

06/12/14 - 20140161180 - Picture coding device, picture coding method and picture coding program as well as picture decoding device, picture decoding method, and picture decoding program
A prediction direction difference calculating unit derives a prediction direction difference in intra prediction modes of a plurality of reference blocks used for an intra prediction processing of a block to be coded. A most probable mode determining unit and a coding tree selecting unit determine a most probable mode...

06/12/14 - 20140161181 - Decoding and encoding of pictures of a video sequence
The embodiments reduce output delay for pictures by determining after a current picture has been decoded and stored in a decoded picture buffer, DPB, a number of pictures in the DPB that are marked as needed for output. This number is compared, after a current picture has been decoded and...

06/12/14 - 20140161182 - Moving image encoding method, moving image encoding apparatus, and computer-readable medium
A slice division structure control unit (430) determines a slice division structure indicating a division position for dividing each picture into multiple slices. A pre-stage processing unit (410) performs pre-stage processing of encoding for each of multiple slice division structures that can be determined by the slice division structure control...

06/12/14 - 20140161183 - Method and apparatus to prioritize video information during coding and decoding
A method and apparatus prioritizing video information during coding and decoding. Video information is received and an element of the video information, such as a visual object, video object layer, video object plane or keyregion, is identified. A priority is assigned to the identified element and the video information is...

06/05/14 - 20140153644 - Dynamic slice resizing while encoding video
An apparatus having a plurality of processors is disclosed. The processors may be configured to (i) gather a plurality of statistics by encoding a current picture in a video signal, (ii) calculate a plurality of complexity values in response to both the statistics and a plurality of coefficients and (iii)...

06/05/14 - 20140153645 - 3d video coding including depth based disparity vector calibration
Systems, apparatus, articles, and methods are described including operations for 3D video coding including depth based disparity vector calibration....

06/05/14 - 20140153646 - Video encoding method with intra prediction using checking process for unified reference possibility, video decoding method and device thereof
An intra prediction method includes searching for a neighboring block restored prior to a current block from among blocks of an image; checking whether the neighboring block found by the searching is a block restored in an intra mode and whether an intra mode of the current block is also...