PL2901673T3 - Sposób, aparat i system do kodowania i dekodowania jednostek transformacji jednostki kodowania - Google Patents

Sposób, aparat i system do kodowania i dekodowania jednostek transformacji jednostki kodowania

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Publication number
PL2901673T3
PL2901673T3 PL13841668T PL13841668T PL2901673T3 PL 2901673 T3 PL2901673 T3 PL 2901673T3 PL 13841668 T PL13841668 T PL 13841668T PL 13841668 T PL13841668 T PL 13841668T PL 2901673 T3 PL2901673 T3 PL 2901673T3
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Poland
Prior art keywords
decoding
encoding
coding unit
transform units
transform
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PL13841668T
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English (en)
Inventor
Christopher James ROSEWARNE
Volodymyr KOLESNIKOV
Original Assignee
Canon Kabushiki Kaisha
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Application filed by Canon Kabushiki Kaisha filed Critical Canon Kabushiki Kaisha
Publication of PL2901673T3 publication Critical patent/PL2901673T3/pl

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00Image coding
    • G06T9/40Tree coding, e.g. quadtree, octree
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/18Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL13841668T 2012-09-28 2013-09-27 Sposób, aparat i system do kodowania i dekodowania jednostek transformacji jednostki kodowania PL2901673T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2012232992A AU2012232992A1 (en) 2012-09-28 2012-09-28 Method, apparatus and system for encoding and decoding the transform units of a coding unit
PCT/AU2013/001116 WO2014047693A1 (en) 2012-09-28 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit
EP13841668.0A EP2901673B1 (en) 2012-09-28 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Publications (1)

Publication Number Publication Date
PL2901673T3 true PL2901673T3 (pl) 2020-09-21

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US (4) US10075713B2 (pl)
EP (2) EP3684057B1 (pl)
JP (3) JP6282278B2 (pl)
KR (5) KR101969620B1 (pl)
CN (5) CN108769676B (pl)
AU (4) AU2012232992A1 (pl)
BR (2) BR112015006767B1 (pl)
ES (1) ES2788757T3 (pl)
PL (1) PL2901673T3 (pl)
RU (3) RU2604986C2 (pl)
WO (1) WO2014047693A1 (pl)

Families Citing this family (126)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9565446B2 (en) * 2010-12-14 2017-02-07 M&K Holdings Inc. Apparatus for encoding a moving picture
CN107071459B (zh) * 2010-12-14 2020-01-03 M&K控股株式会社 用于编码运动画面的设备
US9473789B2 (en) * 2010-12-14 2016-10-18 M&K Holdings Inc. Apparatus for decoding a moving picture
US9729884B2 (en) * 2012-01-18 2017-08-08 Lg Electronics Inc. Method and device for entropy coding/decoding
US10616581B2 (en) 2012-01-19 2020-04-07 Huawei Technologies Co., Ltd. Modified coding for a transform skipped block for CABAC in HEVC
US9743116B2 (en) 2012-01-19 2017-08-22 Huawei Technologies Co., Ltd. High throughput coding for CABAC in HEVC
US9860527B2 (en) 2012-01-19 2018-01-02 Huawei Technologies Co., Ltd. High throughput residual coding for a transform skipped block for CABAC in HEVC
US20130188736A1 (en) 2012-01-19 2013-07-25 Sharp Laboratories Of America, Inc. High throughput significance map processing for cabac in hevc
US9654139B2 (en) 2012-01-19 2017-05-16 Huawei Technologies Co., Ltd. High throughput binarization (HTB) method for CABAC in HEVC
CN108712650A (zh) 2012-06-29 2018-10-26 韩国电子通信研究院 视频解码方法、视频编码方法和计算机可读介质
AU2012232992A1 (en) 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US9332257B2 (en) * 2012-10-01 2016-05-03 Qualcomm Incorporated Coded black flag coding for 4:2:2 sample format in video coding
CN104782125B (zh) * 2012-11-08 2019-03-15 佳能株式会社 对编码单位的变换单位编码和解码的方法、设备和系统
GB2512658B (en) * 2013-04-05 2020-04-01 British Broadcasting Corp Transmitting and receiving a composite image
GB2512825A (en) * 2013-04-05 2014-10-15 British Broadcasting Corp Transmitting and receiving a composite image
US9686561B2 (en) * 2013-06-17 2017-06-20 Qualcomm Incorporated Inter-component filtering
WO2015056566A1 (ja) * 2013-10-15 2015-04-23 ソニー株式会社 画像処理装置および方法
JP6066945B2 (ja) * 2014-02-21 2017-01-25 キヤノン株式会社 画像復号装置、画像復号方法及びプログラム
US10182241B2 (en) * 2014-03-04 2019-01-15 Microsoft Technology Licensing, Llc Encoding strategies for adaptive switching of color spaces, color sampling rates and/or bit depths
KR20200014945A (ko) * 2014-03-14 2020-02-11 브이아이디 스케일, 인크. Rgb 비디오 코딩 향상을 위한 시스템 및 방법
WO2016054774A1 (en) * 2014-10-08 2016-04-14 Mediatek Singapore Pte. Ltd. A method for the co-existence of color-space transform and cross-component prediction
WO2016206590A1 (en) * 2015-06-23 2016-12-29 Mediatek Singapore Pte. Ltd. Method and apparatus for transform coefficient coding of non-square blocks
WO2017023829A1 (en) * 2015-07-31 2017-02-09 Stc.Unm System and methods for joint and adaptive control of rate, quality, and computational complexity for video coding and video delivery
US10491922B2 (en) 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
WO2017057953A1 (ko) * 2015-09-30 2017-04-06 엘지전자 주식회사 비디오 코딩 시스템에서 레지듀얼 신호 코딩 방법 및 장치
US10277896B2 (en) 2016-01-22 2019-04-30 Apple Inc. Intra-frame prediction systems and methods
EP3389274A4 (en) * 2016-02-04 2019-01-09 Samsung Electronics Co., Ltd. VIDEO CODING METHOD AND DEVICE THROUGH CHROMA MULTITRANSFORMATION AND VIDEO CODING METHOD AND APPARATUS THROUGH CHROMA MULTITRANSFORMATION
EP3414903B1 (en) * 2016-02-11 2022-04-06 InterDigital VC Holdings, Inc. Method and device for encoding/decoding an image unit comprising image data represented by a luminance channel and at least one chrominance channel
MX392722B (es) 2016-03-16 2025-03-24 Hfi Innovation Inc Metodo y aparato de procesamiento de datos de video con tama?o restringido de bloque en codificacion de video
KR102583092B1 (ko) * 2016-03-28 2023-09-26 주식회사 케이티 비디오 신호 처리 방법 및 장치
EP3985967B1 (en) * 2016-07-05 2025-08-20 KT Corporation Method and apparatus for processing video signal
ES2737845B2 (es) 2016-07-05 2021-05-19 Kt Corp Metodo y aparato para procesar senal de video
CN116016910B (zh) * 2016-08-01 2025-08-08 韩国电子通信研究院 图像编码/解码方法
US11159812B2 (en) 2016-08-31 2021-10-26 Kt Corporation Method and apparatus for processing video signal
CN120980231A (zh) * 2016-10-04 2025-11-18 有限公司B1影像技术研究所 图像编码/解码方法和计算机可读记录介质
CN109952762B (zh) * 2016-10-28 2023-07-04 韩国电子通信研究院 视频编码/解码方法和设备以及存储比特流的记录介质
US20190364278A1 (en) * 2016-11-18 2019-11-28 Kt Corporation Video signal processing method and device
CN116668687A (zh) 2016-11-25 2023-08-29 株式会社Kt 用于对视频进行编码和解码的方法
US10609367B2 (en) * 2016-12-21 2020-03-31 Qualcomm Incorporated Low-complexity sign prediction for video coding
US20210243475A1 (en) * 2016-12-28 2021-08-05 Sony Corporation Image processing apparatus and method
WO2018174457A1 (ko) * 2017-03-22 2018-09-27 엘지전자(주) 영상 처리 방법 및 이를 위한 장치
US10779007B2 (en) * 2017-03-23 2020-09-15 Mediatek Inc. Transform coding of video data
JP6680260B2 (ja) * 2017-04-28 2020-04-15 株式会社Jvcケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム
EP3451663A1 (en) * 2017-08-31 2019-03-06 Thomson Licensing Pools of transforms for local selection of a set of transforms in video coding
US20190116374A1 (en) * 2017-10-17 2019-04-18 Qualcomm Incorporated Coding motion information of video data using coding structure-based candidate list construction
US10368071B2 (en) * 2017-11-03 2019-07-30 Arm Limited Encoding data arrays
CN115002459B (zh) 2018-01-05 2025-09-09 Sk电信有限公司 视频解码设备、视频编码设备和非暂时性计算机可读介质
KR102524628B1 (ko) 2018-01-05 2023-04-21 에스케이텔레콤 주식회사 영상을 부호화 또는 복호화하는 방법 및 장치
US10812797B2 (en) * 2018-02-05 2020-10-20 Tencent America LLC Method, apparatus and medium for decoding or encoding using a low-complexity transform
CN116614644B (zh) * 2018-03-27 2025-12-02 株式会社Kt 对图像进行解码或编码的方法以及图像数据的传送方法
WO2019204212A1 (en) * 2018-04-18 2019-10-24 Futurewei Technologies, Inc. Block partitioning in video coding
US10798382B2 (en) * 2018-04-26 2020-10-06 Tencent America LLC Sub-block transform
US10630990B1 (en) 2018-05-01 2020-04-21 Amazon Technologies, Inc. Encoder output responsive to quality metric information
US10630748B1 (en) * 2018-05-01 2020-04-21 Amazon Technologies, Inc. Video-based encoder alignment
US10958987B1 (en) 2018-05-01 2021-03-23 Amazon Technologies, Inc. Matching based on video data
JP2021502771A (ja) 2018-05-03 2021-01-28 エルジー エレクトロニクス インコーポレイティド 画像コーディングシステムにおいてブロックサイズに応じた変換を使用する画像デコード方法およびその装置
US11449256B2 (en) 2018-05-15 2022-09-20 Samsung Electronics Co., Ltd. Method for accelerating image storing and retrieving differential latency storage devices based on access rates
US10949087B2 (en) 2018-05-15 2021-03-16 Samsung Electronics Co., Ltd. Method for rapid reference object storage format for chroma subsampled images
US11490080B2 (en) 2018-05-17 2022-11-01 Telefonaktiebolaget Lm Ericsson (Publ) Deblocking of implicit transform unit boundaries
HRP20230521T1 (hr) * 2018-06-03 2023-08-04 Lg Electronics Inc. Postupak i uređaj za obradu video signala pomoću smanjene transformacije
WO2019234607A1 (en) 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Interaction between ibc and affine
WO2019244117A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Unified constrains for the merge affine mode and the non-merge affine mode
TWI750483B (zh) 2018-06-21 2021-12-21 大陸商北京字節跳動網絡技術有限公司 成分依賴的子區塊分割
CN110662035B (zh) * 2018-06-29 2022-06-10 北京字节跳动网络技术有限公司 零单元的滤波
TWI714153B (zh) 2018-06-29 2020-12-21 大陸商北京字節跳動網絡技術有限公司 零單元的定義
WO2020018267A1 (en) * 2018-07-17 2020-01-23 Futurewei Technologies, Inc. Constrained coding tree for video coding
AU2018217333B2 (en) * 2018-08-17 2025-04-24 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a transformed block of video samples
AU2018217336B2 (en) 2018-08-17 2025-04-24 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a transformed block of video samples
KR20240148944A (ko) * 2018-08-24 2024-10-11 삼성전자주식회사 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치
AU2018233042B2 (en) * 2018-09-21 2024-06-13 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a tree of blocks of video samples
TWI832905B (zh) 2018-09-24 2024-02-21 大陸商北京字節跳動網絡技術有限公司 視頻編碼和解碼中的加權雙向預測
CN112997495B (zh) 2018-11-10 2024-02-20 北京字节跳动网络技术有限公司 当前图片参考中的取整
US11539951B2 (en) * 2018-12-03 2022-12-27 Interdigital Vc Holdings, Inc. Method and device for picture encoding and decoding
US11064219B2 (en) * 2018-12-03 2021-07-13 Cloudinary Ltd. Image format, systems and methods of implementation thereof, and image processing
PH12019000380A1 (en) 2018-12-17 2020-09-28 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
WO2020141908A1 (ko) * 2019-01-01 2020-07-09 엘지전자 주식회사 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치
CN119094747A (zh) * 2019-01-02 2024-12-06 弗劳恩霍夫应用研究促进协会 统一变换类型信令和变换类型相关的变换系数水平编码
CN113196306B (zh) 2019-01-09 2025-09-12 华为技术有限公司 机器学习网络模型压缩
WO2020145798A1 (ko) * 2019-01-13 2020-07-16 엘지전자 주식회사 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치
CN113545056B (zh) 2019-02-28 2024-11-15 交互数字Vc控股公司 用于图片编码和解码的方法及设备
US12114000B2 (en) 2019-03-08 2024-10-08 Qualcomm Incorporated Combined residual coding in video coding
PH12021552061A1 (en) 2019-03-08 2022-06-06 Beijing Bytedance Network Tech Co Ltd Constraints on model-based reshaping in video processing
AU2019201653A1 (en) * 2019-03-11 2020-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a tree of blocks of video samples
CN117793345A (zh) * 2019-03-22 2024-03-29 华为技术有限公司 用于视频译码的变换单元分割方法
US11451826B2 (en) * 2019-04-15 2022-09-20 Tencent America LLC Lossless coding mode and switchable residual coding
EP3935834A4 (en) 2019-04-18 2022-08-17 Beijing Bytedance Network Technology Co., Ltd. Restriction on applicability of cross component mode
PL3939260T3 (pl) * 2019-04-20 2025-06-02 Beijing Bytedance Network Technology Co., Ltd. Sygnalizacja elementów składni do kodowania łącznego reszt chrominancji
MY209469A (en) 2019-04-23 2025-07-10 Beijing Bytedance Network Tech Co Ltd Methods for cross component dependency reduction
CN113906749B (zh) * 2019-04-30 2023-05-23 北京达佳互联信息技术有限公司 色度残差联合编码方法和装置
CN113796072B (zh) 2019-05-08 2023-10-03 北京字节跳动网络技术有限公司 跨分量编解码的适用性条件
KR20220006059A (ko) 2019-05-10 2022-01-14 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 처리를 위한 이차 변환 행렬의 선택
CN113785574B (zh) 2019-05-30 2022-10-11 北京字节跳动网络技术有限公司 色度分量的自适应环路滤波
US11381847B2 (en) * 2019-05-31 2022-07-05 Qualcomm Incorporated Coefficient coding for transform skip mode in video coding
WO2020244656A1 (en) 2019-06-07 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Conditional signaling of reduced secondary transform in video bitstreams
WO2020256595A2 (en) 2019-06-21 2020-12-24 Huawei Technologies Co., Ltd. Method and apparatus of still picture and video coding with shape-adaptive resampling of residual blocks
JP7418478B2 (ja) 2019-06-22 2024-01-19 北京字節跳動網絡技術有限公司 クロマ残差スケーリングのためのシンタックス要素
ES3030286T3 (en) 2019-06-24 2025-06-27 Lg Electronics Inc Image encoding/decoding method and apparatus using maximum transform size setting for chroma block, and method for transmitting bitstream
JP7091479B2 (ja) * 2019-06-25 2022-06-27 ウィルス インスティテュート オブ スタンダーズ アンド テクノロジー インコーポレイティド 2次変換を利用するビデオ信号処理方法及び装置
US11202054B2 (en) * 2019-07-05 2021-12-14 Tencent America LLC Method and apparatus for inter-channel prediction and transform for point-cloud attribute coding
CN114128280B (zh) 2019-07-07 2023-11-14 北京字节跳动网络技术有限公司 色度残差缩放的信令通知
US11232599B2 (en) * 2019-07-11 2022-01-25 Tencent America LLC Method and apparatus for inter-channel prediction and transform for point cloud attribute coding
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
CN118632034A (zh) 2019-08-17 2024-09-10 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
CN114365490B (zh) 2019-09-09 2024-06-18 北京字节跳动网络技术有限公司 高精度图像和视频编解码的系数缩放
KR20220057628A (ko) * 2019-09-13 2022-05-09 알리바바 그룹 홀딩 리미티드 최대 서브-블록 변환 크기를 도출하기 위한 방법 및 장치
CN117376550A (zh) 2019-09-21 2024-01-09 北京字节跳动网络技术有限公司 用于图像和视频编解码的高精度变换和量化
CN114467116A (zh) 2019-09-24 2022-05-10 华为技术有限公司 视频译码中的图像头指示
WO2021071339A1 (ko) * 2019-10-10 2021-04-15 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN114930848B (zh) * 2019-11-13 2025-08-05 Lg电子株式会社 基于变换的图像编码方法及其设备
KR102838153B1 (ko) * 2019-11-22 2025-07-23 엘지전자 주식회사 무손실 색상 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
KR102192631B1 (ko) * 2019-11-28 2020-12-17 주식회사우경정보기술 병렬 포렌식 마킹 장치 및 방법
AU2019275553B2 (en) 2019-12-03 2022-10-06 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a coding tree unit
AU2019275552B2 (en) * 2019-12-03 2022-10-13 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a coding tree unit
EP4070555A4 (en) 2019-12-05 2023-01-25 Alibaba Group Holding Limited METHOD AND DEVICE FOR CHROMA SCANNING
US12184853B2 (en) * 2019-12-06 2024-12-31 Qualcomm Incorporated Residual coding selection and low-level signaling based on quantization parameter
CN120751151A (zh) * 2020-02-21 2025-10-03 阿里巴巴(中国)有限公司 用信号通知最大变换大小和残差编码的方法
KR102893984B1 (ko) 2020-02-21 2025-12-01 베이징 시아오미 모바일 소프트웨어 컴퍼니 리미티드 변환에 기반한 영상 코딩 방법 및 그 장치
CN115443659B (zh) * 2020-02-25 2024-08-06 Lg电子株式会社 与残差编码相关的图像解码方法以及用于其的装置
KR102663297B1 (ko) * 2020-06-12 2024-05-14 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 4:4:4 색 포맷의 비디오 코딩 방법 및 장치
US20220279185A1 (en) * 2021-02-26 2022-09-01 Lemon Inc. Methods of coding images/videos with alpha channels
US12058310B2 (en) 2021-02-26 2024-08-06 Lemon Inc. Methods of coding images/videos with alpha channels
US20240422329A1 (en) * 2021-10-05 2024-12-19 Interdigital Ce Patent Holdings, Sas Transform unit partitioning for cloud gaming video
US11949920B2 (en) * 2021-10-20 2024-04-02 Mediatek Inc. Method and apparatus for contorlling coefficient transmission by early determining whether to decode information that inverse transform needs
US20220094984A1 (en) * 2021-12-06 2022-03-24 Atthar Mohammed Unrestricted intra content to improve video quality of real-time encoding
US12368888B2 (en) * 2022-05-27 2025-07-22 Tencent America LLC Dynamic mesh compression using inter and intra prediction
US20240430455A1 (en) * 2023-06-26 2024-12-26 Dolby Laboratories Licensing Corporation Luminance based coding tools for video compression

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5196946A (en) * 1990-03-14 1993-03-23 C-Cube Microsystems System for compression and decompression of video data using discrete cosine transform and coding techniques
US5278647A (en) * 1992-08-05 1994-01-11 At&T Bell Laboratories Video decoder using adaptive macroblock leak signals
JP3423835B2 (ja) 1996-05-01 2003-07-07 沖電気工業株式会社 スクランブル付き圧縮符号化装置及びその伸長再生装置
AU716228B2 (en) * 1996-06-06 2000-02-24 Matsushita Electric Industrial Co., Ltd. Recording apparatus, reproducing apparatus and conversion apparatus
WO2000004725A1 (en) 1998-07-15 2000-01-27 Koninklijke Philips Electronics N.V. Recording and editing hdtv signals
US7035337B2 (en) * 2000-11-29 2006-04-25 Sony Corporation Stream processing apparatus
JP4217398B2 (ja) * 2001-09-12 2009-01-28 キヤノン株式会社 画像データ処理方法、画像データ処理装置、記憶媒体、及びプログラム
EP1445955A4 (en) * 2001-11-16 2009-10-28 Ntt Docomo Inc PICTURE CODING, PICTURE DECODING, PICTURE CODIER, IMAGE DEVELOPER, PROGRAM, COMPUTER DATA SIGNAL AND IMAGE TRANSMISSION SYSTEM
KR100884402B1 (ko) * 2002-06-20 2009-02-17 삼성전자주식회사 데이터의 영역 별 수신 우선 순위에 따라 상이한 개수의파일럿 톤을 삽입하는 디지털방송 송신기
US7292634B2 (en) * 2002-09-24 2007-11-06 Matsushita Electric Industrial Co., Ltd. Image coding method and apparatus
JP4617644B2 (ja) * 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
RU2368095C1 (ru) * 2005-07-22 2009-09-20 Мицубиси Электрик Корпорейшн Кодер изображения и декодер изображения, способ кодирования изображения и способ декодирования изображения, программа кодирования изображения и программа декодирования изображения и компьютерно-считываемый носитель записи, на котором записана программа кодирования изображения, и компьютерно-считываемый носитель записи, на котором записана программа декодирования изображения
US7933337B2 (en) 2005-08-12 2011-04-26 Microsoft Corporation Prediction of transform coefficients for image compression
JP5026092B2 (ja) 2007-01-12 2012-09-12 三菱電機株式会社 動画像復号装置および動画像復号方法
US20100014584A1 (en) * 2008-07-17 2010-01-21 Meir Feder Methods circuits and systems for transmission and reconstruction of a video block
US8483285B2 (en) * 2008-10-03 2013-07-09 Qualcomm Incorporated Video coding using transforms bigger than 4×4 and 8×8
US10455248B2 (en) * 2008-10-06 2019-10-22 Lg Electronics Inc. Method and an apparatus for processing a video signal
JP5234368B2 (ja) 2009-09-30 2013-07-10 ソニー株式会社 画像処理装置および方法
KR101703327B1 (ko) * 2010-01-14 2017-02-06 삼성전자 주식회사 계층적 데이터 단위의 패턴 정보를 이용하는 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
US8942282B2 (en) * 2010-04-12 2015-01-27 Qualcomm Incorporated Variable length coding of coded block pattern (CBP) in video compression
US9172963B2 (en) 2010-11-01 2015-10-27 Qualcomm Incorporated Joint coding of syntax elements for video coding
WO2012090504A1 (en) * 2010-12-28 2012-07-05 Panasonic Corporation Methods and apparatuses for coding and decoding video stream
US9210442B2 (en) * 2011-01-12 2015-12-08 Google Technology Holdings LLC Efficient transform unit representation
US8948271B2 (en) * 2011-01-13 2015-02-03 Texas Instruments Incorporated Method and apparatus for a low complexity transform unit partitioning structure for HEVC
US9848197B2 (en) * 2011-03-10 2017-12-19 Qualcomm Incorporated Transforms in video coding
US9807426B2 (en) * 2011-07-01 2017-10-31 Qualcomm Incorporated Applying non-square transforms to video data
US9807401B2 (en) * 2011-11-01 2017-10-31 Qualcomm Incorporated Transform unit partitioning for chroma components in video coding
US9237358B2 (en) * 2011-11-08 2016-01-12 Qualcomm Incorporated Context reduction for context adaptive binary arithmetic coding
US20130128971A1 (en) * 2011-11-23 2013-05-23 Qualcomm Incorporated Transforms in video coding
US9912944B2 (en) * 2012-04-16 2018-03-06 Qualcomm Incorporated Simplified non-square quadtree transforms for video coding
GB2501535A (en) 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
AU2012232992A1 (en) 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US9332257B2 (en) * 2012-10-01 2016-05-03 Qualcomm Incorporated Coded black flag coding for 4:2:2 sample format in video coding

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