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WO/2024/026032A1 |
A mechanism for processing video data is disclosed. A conversion is performed between a visual media data and a bitstream based on a rule that includes a bitstream conformance requirement which requires that a supplemental enhancement in...
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WO/2022/177583A1 |
An image coding mechanism is disclosed. The mechanism includes determining a region of interest in an image. The image is partitioned into a plurality of blocks. A transform is applied to the blocks to obtain a plurality coefficients. Th...
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WO/2022/141515A1 |
Provided are a video encoding method and device and a video decoding method and device, capable of retaining more original image information and having a higher compression rate as compared with the prior art. The video encoding method c...
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WO/2022/035493A1 |
A method of multi-rate neural image compression is performed by at least one processor and includes selecting encoding masks, based on a first hyperparameter, and performing a convolution of a first plurality of weights of a first neural...
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WO/2022/005817A1 |
A method of multi-rate neural image compression with stackable nested model structures is performed by at least one processor and includes iteratively stacking, on a first prior set of weights of a first neural network corresponding to a...
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WO/2021/256107A1 |
An information processing device according to the present invention is provided with an interpolation target color difference pixel generation unit which generates interpolation target color difference pixels corresponding to first color...
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WO/2021/252010A1 |
A method, computer program, and computer system is encoding or decoding video data. Video data may include a syntax element indicating a quantization index, wherein a range of the quantization index is extended by an offset value. The sy...
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WO/2021/247169A1 |
Systems and methods for implementing temporal filtering are provided. A method includes: applying a temporal filter to a current picture and encoding the current picture after the temporal filter is applied. The applying includes obtaini...
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WO/2021/242846A1 |
A method, computer program, and computer system is provided for coding video data. Video data is received and entropy-parsed into one or more components. The one or more entropy-parsed components are de-quantized. A joint component secon...
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WO/2021/222037A1 |
A method of video processing includes performing a conversion between a video comprising one or more pictures and a bitstream of the video according to a format rule, and wherein the format rule specifies that a first syntax element that...
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WO/2021/214474A1 |
A system is provided for converting image data from a first image format to a second image format that approximates a three-dimensional lookup table. The system includes an image processing operation database that stores image format con...
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WO/2021/196087A1 |
Disclosed in the present application are a video quality improvement method and an apparatus within the field of artificial intelligence (AI), the video quality improvement method comprising: decoding is performed on a video to be proces...
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WO/2021/202464A1 |
Methods, devices and systems for video coding and encoding, which include conforming to constraints on collocated pictures, are described. One example method of video processing includes performing a conversion between a video comprising...
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WO/2021/194558A1 |
A method of decoding may comprise: receiving a bitstream comprising compressed video/image data; parsing or deriving, from the bitstream, an output layer set mode indicator in a video parameter set (VPS); identifying output layer set sig...
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WO/2021/188451A1 |
Methods, devices and systems for configuring different access units in scalable video coding are described. In one example aspect, a method of video processing include performing a conversion between a video comprising one or more pictur...
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WO/2021/173874A1 |
System and method for hardware compression and decompression comprises identifying a search buffer size according to a hardware requirement and a desired compression ratio, and breaking up a search buffer to independent searchable blocks...
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WO/2021/142364A1 |
Methods, devices and systems for video coding and encoding, which include constraints, restrictions and signaling for subpictures, slices, and tiles, are described. One example method of video processing includes performing a conversion ...
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WO/2021/138143A1 |
The present disclosure provides methods for picture processing. The method can include: receiving a bitstream comprising a set of pictures; determining, according to the received bitstream, whe ther a virtual boundary is signaled at a se...
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WO/2021/133459A1 |
A method of decoding an encoded video bitstream using at least one processor, including obtaining a coded video sequence from the encoded video bitstream; obtaining a picture unit from the coded video sequence; obtaining a PH NAL unit in...
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WO/2021/133721A1 |
A method for video processing is described. The method includes performing a conversion between a video comprising one or more pictures comprising one or more subpictures comprising one or more slices and a bitstream representation of th...
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WO/2021/101791A1 |
A method of video decoding including receiving a syntax element from a bitstream of a coded video associated with a current coding block that is partitioned into a first part and a second part along a partition edge for prediction in a g...
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WO/2021/080904A1 |
A method of video decoding performed in a video decoder is disclosed. A syntax element can be received from a bitstream of a coded video that indicates whether a sequence of pictures are monochrome or include three color components that ...
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WO/2021/061322A1 |
The present disclosure provides methods and systems for motion compensation. The method can include: determining a plurality of intermediate interpolation coefficients of an interpolation filter, the determining of the plurality of inter...
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WO/2021/061496A1 |
A video coding mechanism is disclosed. The mechanism includes encoding a coded picture into a bitstream. A current supplemental enhancement information (SEI) message that comprises a decoding unit (DU) hypothetical reference decoder (HRD...
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WO/2021/041516A1 |
There is included a method and apparatus comprising computer code configured to cause a processor or processors to perform obtaining a coding tree unit (CTU) from video data, partitioning the CTU by a quadtree structure, partitioning lea...
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WO/2021/029987A1 |
A method of decoding a coded video bitstream is provided. The method includes receiving a bitstream containing an external decoder refresh (EDR) picture and a list of pictures for the EDR picture, wherein the list of pictures lists pictu...
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WO/2020/263472A1 |
The present disclosure provides a method and an apparatus for motion vector refinement. An exemplary method includes: determining a plurality of first blocks associated with a first motion vector and a plurality of second blocks associat...
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WO/2020/236596A1 |
Animation can be generated with a high perceptive quality by utilizing a trained neural network that takes as input a current state of a virtual character to be animated and predict how this character would appear in one or more subseque...
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WO/2020/150581A1 |
Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. In some examples, an apparatus for video decoding includes processing circuitry. The processing circuitry can decode first prediction information of a...
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WO/2020/131273A1 |
In some embodiments, a method receives sub-bitstreams from a multipass transcoding process of a video. A target quality is received based on a characteristic of transcoding of the video. Then, the method generates a combination of subbit...
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WO/2020/117905A1 |
A method of signaling an intra prediction mode used to encode a current block in an encoded video bitstream using at least one processor includes generating a first most probable mode (MPM) list corresponding to a zero reference line of ...
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WO/2020/117619A1 |
Aspects of the disclosure provide methods and apparatuses for video coding. In some examples, an apparatus includes processing circuitry that obtains a first syntax element from a coded video bitstream, the first syntax element being ass...
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WO/2020/102034A1 |
Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. In some examples, an apparatus for video decoding includes receiving circuitry and processing circuitry. In some embodiments, the processing circuitry...
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WO/2020/086331A1 |
Aspects of the disclosure provide methods and apparatuses for video coding. In some examples, an apparatus includes processing circuitry. The processing circuitry determines first and second reference motion vectors for decoding a curren...
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WO/2020/086317A1 |
Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. In some examples, an apparatus for video decoding includes receiving circuitry and processing circuitry. The processing circuitry decodes prediction i...
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WO/2020/043193A1 |
Method and apparatus for constrained de-blocking filter are disclosed. According to one method, if a CU is partitioned into multiple sub-CUs, the de-blocking process is also applied to the sub-block boundaries inside the current filtered...
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WO/2020/038378A1 |
Provided by the present invention are a method and device for predicting a chroma block. The method comprises: searching for a value of a luminance point in an adjacent region of a luminance block corresponding to a current chroma block,...
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WO/2020/010089A1 |
A method includes receiving a bit stream; determining whether a bi-directional prediction with adaptive weights mode is enabled for a current block; determining at least one weight; and reconstructing pixel data of the current block and ...
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WO/2020/010131A1 |
Method and decoder for reconstructing at least a sample of a block using an intra prediction angle determined from an intra prediction mode. The method includes decoding at least one syntax element from a coded video sequence. The at lea...
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WO/2019/246535A1 |
A decoder includes circuitry configured to receive a bitstream, determine whether a block level geometric partitioning mode is enabled, determine a partitioning of a block into a first region and a second region, and reconstruct pixel da...
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WO/2018/000224A1 |
An apparatus for encoding and decoding video receives a request to decode a current video frame. The apparatus determines whether encoding is within a threshold for a previous video frame. Additionally, the apparatus waits for the encodi...
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WO/2017/203941A1 |
Provided are a device and method for reducing the banding phenomenon in subsampled images, and that achieve high picture quality. A subsampled image to which an adjoining pixel value is copied at the subsampling position of the pixel val...
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WO/2017/176728A1 |
Described are system, apparatus, article of manufacture, method, or computer program product embodiments for controlling streaming of media content. An embodiment operates by halting a presentation of future content from a buffer upon de...
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WO/2017/142754A1 |
Methods and apparatuses are provided for receiving content. The method includes receiving a first service, by a receiver of a reception apparatus, the first service providing first content and first metadata associated with the first con...
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WO/2017/101307A1 |
An HDMI identification port protection circuit and device, the protection circuit comprising: a first switch circuit (11) and a second switch circuit (12), the first end of the first switch circuit being connected to an HDMI power supply...
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WO/2017/094318A1 |
[Problem] To provide a technology that can minimize the manufacturing cost of a system that sends video signals via a plurality of transmission channels. [Solution] Provided is a frame generation device comprising: an image division unit...
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WO/2017/051808A1 |
The present invention provides a digital broadcast receiver with which it is possible to execute functions having greater added value. Provided is a broadcast receiving device for receiving content, wherein: the device is provided with a...
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WO/2016/210177A1 |
Digital pictures may be encoded and decoded in a way that optimizes parallelization. Selected sections of a digital picture in a first list are encoded independently of encoding any of their neighbor sections. Sections in a second list l...
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WO/2016/178880A1 |
A hardware processor has a per block size intra mode processor to perform intra mode searches for best intra modes for different block sizes. A cost processor computes cost values for the different block sizes, where the cost values are ...
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WO/2016/161182A1 |
A novel method for provisioning network services for a cable system is provided. The method provides a configuration command interpreter / compiler that receives configuration commands of the cable system and generates configuration comm...
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