JP2024109948A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2024109948A5 JP2024109948A5 JP2024088490A JP2024088490A JP2024109948A5 JP 2024109948 A5 JP2024109948 A5 JP 2024109948A5 JP 2024088490 A JP2024088490 A JP 2024088490A JP 2024088490 A JP2024088490 A JP 2024088490A JP 2024109948 A5 JP2024109948 A5 JP 2024109948A5
- Authority
- JP
- Japan
- Prior art keywords
- current
- ctb
- block
- reconstructed
- region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2025165274A JP2026004433A (ja) | 2018-09-21 | 2025-10-01 | 動画を復号する方法、装置、及びコンピュータプログラム |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862735002P | 2018-09-21 | 2018-09-21 | |
| US62/735,002 | 2018-09-21 | ||
| US16/419,235 US10848782B2 (en) | 2018-09-21 | 2019-05-22 | Method and apparatus for video coding |
| US16/419,235 | 2019-05-22 | ||
| PCT/US2019/050564 WO2020060820A1 (en) | 2018-09-21 | 2019-09-11 | Method and apparatus for video coding |
| JP2020563419A JP7152516B2 (ja) | 2018-09-21 | 2019-09-11 | 動画を復号する方法、装置、及びコンピュータプログラム |
| JP2022155791A JP7498751B2 (ja) | 2018-09-21 | 2022-09-29 | 動画を復号する方法、装置、及びコンピュータプログラム |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022155791A Division JP7498751B2 (ja) | 2018-09-21 | 2022-09-29 | 動画を復号する方法、装置、及びコンピュータプログラム |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025165274A Division JP2026004433A (ja) | 2018-09-21 | 2025-10-01 | 動画を復号する方法、装置、及びコンピュータプログラム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2024109948A JP2024109948A (ja) | 2024-08-14 |
| JP2024109948A5 true JP2024109948A5 (https=) | 2025-02-18 |
| JP7761189B2 JP7761189B2 (ja) | 2025-10-28 |
Family
ID=69884807
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020563419A Active JP7152516B2 (ja) | 2018-09-21 | 2019-09-11 | 動画を復号する方法、装置、及びコンピュータプログラム |
| JP2022155791A Active JP7498751B2 (ja) | 2018-09-21 | 2022-09-29 | 動画を復号する方法、装置、及びコンピュータプログラム |
| JP2024088490A Active JP7761189B2 (ja) | 2018-09-21 | 2024-05-31 | 動画を復号する方法、装置、及びコンピュータプログラム |
| JP2025165274A Pending JP2026004433A (ja) | 2018-09-21 | 2025-10-01 | 動画を復号する方法、装置、及びコンピュータプログラム |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020563419A Active JP7152516B2 (ja) | 2018-09-21 | 2019-09-11 | 動画を復号する方法、装置、及びコンピュータプログラム |
| JP2022155791A Active JP7498751B2 (ja) | 2018-09-21 | 2022-09-29 | 動画を復号する方法、装置、及びコンピュータプログラム |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025165274A Pending JP2026004433A (ja) | 2018-09-21 | 2025-10-01 | 動画を復号する方法、装置、及びコンピュータプログラム |
Country Status (7)
| Country | Link |
|---|---|
| US (5) | US10848782B2 (https=) |
| EP (2) | EP3785434B1 (https=) |
| JP (4) | JP7152516B2 (https=) |
| KR (2) | KR102652412B1 (https=) |
| CN (4) | CN114710675B (https=) |
| ES (1) | ES3033587T3 (https=) |
| WO (1) | WO2020060820A1 (https=) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2961089C (en) | 2014-09-30 | 2023-03-28 | Microsoft Technology Licensing, Llc | Hash-based encoder decisions for video coding |
| US10848782B2 (en) * | 2018-09-21 | 2020-11-24 | Tencent America LLC | Method and apparatus for video coding |
| KR102572355B1 (ko) * | 2018-11-30 | 2023-08-30 | 텐센트 아메리카 엘엘씨 | 비디오 코딩을 위한 방법 및 장치 |
| CN111355951B (zh) * | 2018-12-24 | 2023-11-10 | 华为技术有限公司 | 视频解码方法、装置及解码设备 |
| US10701385B1 (en) * | 2019-01-13 | 2020-06-30 | Tencent America LLC | Method and apparatus for reference sample memory reuse for intra picture block compensation |
| US10771799B2 (en) | 2019-01-15 | 2020-09-08 | Tencent America LLC | Method and apparatus for video coding |
| CN120881292A (zh) | 2019-02-02 | 2025-10-31 | 北京字节跳动网络技术有限公司 | 使用用于视频编解码中的帧内块复制的额外缓冲区样点的预测 |
| JP7384912B2 (ja) | 2019-02-02 | 2023-11-21 | 北京字節跳動網絡技術有限公司 | 映像符号化におけるイントラブロックコピーのためのバッファにおけるデータ記憶 |
| CN113545068B (zh) * | 2019-03-01 | 2023-09-15 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的基于顺序的更新 |
| KR102688366B1 (ko) | 2019-03-01 | 2024-07-24 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측 |
| KR20210125506A (ko) | 2019-03-04 | 2021-10-18 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리 |
| US11252442B2 (en) * | 2019-04-08 | 2022-02-15 | Tencent America LLC | Method and apparatus for video coding |
| CN113950838B (zh) * | 2019-06-06 | 2026-03-17 | 北京字节跳动网络技术有限公司 | 基于子块的帧内块复制 |
| JP7460661B2 (ja) | 2019-06-06 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | 映像符号化のための動き候補リストの構成 |
| CN114009037B (zh) | 2019-06-22 | 2025-01-10 | 北京字节跳动网络技术有限公司 | 帧内块复制模式的运动候选列表构建 |
| KR102677020B1 (ko) | 2019-07-06 | 2024-06-19 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 카피를 위한 가상 예측 버퍼 |
| CN114175633B (zh) * | 2019-07-10 | 2023-12-29 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的样点标识 |
| CN114097221B (zh) | 2019-07-11 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的比特流一致性约束 |
| US11202085B1 (en) * | 2020-06-12 | 2021-12-14 | Microsoft Technology Licensing, Llc | Low-cost hash table construction and hash-based block matching for variable-size blocks |
| US20240015308A1 (en) * | 2020-11-24 | 2024-01-11 | Hyundai Motor Company | Apparatus and method for video encoding and decoding |
| WO2022211411A1 (ko) * | 2021-04-02 | 2022-10-06 | 현대자동차주식회사 | 적응적 공간해상도를 갖는 블록벡터를 이용하는 비디오 코딩방법 및 장치 |
| CN116095311B (zh) * | 2022-07-26 | 2025-01-24 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| WO2024186783A1 (en) * | 2023-03-03 | 2024-09-12 | Beijing Dajia Internet Information Technology Co., Ltd | Methods and devices for intra block copy and intra template matching |
Family Cites Families (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7925120B2 (en) * | 2005-11-14 | 2011-04-12 | Mediatek Inc. | Methods of image processing with reduced memory requirements for video encoder and decoder |
| US8254455B2 (en) * | 2007-06-30 | 2012-08-28 | Microsoft Corporation | Computing collocated macroblock information for direct mode macroblocks |
| GB2495467B (en) * | 2011-09-02 | 2017-12-13 | Skype | Video coding |
| US9838692B2 (en) | 2011-10-18 | 2017-12-05 | Qualcomm Incorporated | Detecting availabilities of neighboring video units for video coding |
| US9503715B2 (en) | 2013-08-30 | 2016-11-22 | Qualcomm Incorporated | Constrained intra prediction in video coding |
| AU2013228045A1 (en) * | 2013-09-13 | 2015-04-02 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding video data |
| US10009629B2 (en) * | 2013-10-11 | 2018-06-26 | Sony Corporation | Video coding system with search range and method of operation thereof |
| EP3058736B1 (en) | 2013-10-14 | 2019-02-27 | Microsoft Technology Licensing, LLC | Encoder-side options for intra block copy prediction mode for video and image coding |
| KR102257269B1 (ko) | 2013-10-14 | 2021-05-26 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 비디오 및 이미지 코딩 및 디코딩을 위한 인트라 블록 카피 예측 모드의 피쳐 |
| AU2013270596A1 (en) | 2013-12-13 | 2015-07-02 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding video data |
| US11284103B2 (en) | 2014-01-17 | 2022-03-22 | Microsoft Technology Licensing, Llc | Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning |
| CN106416243B (zh) * | 2014-02-21 | 2019-05-03 | 联发科技（新加坡）私人有限公司 | 利用基于帧内图像区块复制预测的视频编码方法 |
| WO2015138008A1 (en) | 2014-03-10 | 2015-09-17 | Euclid Discoveries, Llc | Continuous block tracking for temporal prediction in video encoding |
| US10477232B2 (en) * | 2014-03-21 | 2019-11-12 | Qualcomm Incorporated | Search region determination for intra block copy in video coding |
| US9877034B2 (en) * | 2014-04-14 | 2018-01-23 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Pipelined video decoder system |
| EP3130147B1 (en) | 2014-05-06 | 2022-05-04 | HFI Innovation Inc. | Methods of block vector prediction and decoding for intra block copy mode coding |
| AU2014202682A1 (en) | 2014-05-16 | 2015-12-03 | Canon Kabushiki Kaisha | Method, apparatus and system for copying a block of video samples |
| WO2015176678A1 (en) | 2014-05-22 | 2015-11-26 | Mediatek Inc. | Method of intra block copy with flipping for image and video coding |
| US10327001B2 (en) | 2014-06-19 | 2019-06-18 | Qualcomm Incorporated | Systems and methods for intra-block copy |
| EP3158753B1 (en) | 2014-06-19 | 2021-12-08 | VID SCALE, Inc. | Intra block copy coding with block vector derivation |
| CN106464896B (zh) | 2014-07-07 | 2020-03-13 | 寰发股份有限公司 | 利用帧内区块复制模式编码的视频编码方法 |
| US10412387B2 (en) * | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
| US10027981B2 (en) | 2014-09-01 | 2018-07-17 | Hfi Innovation Inc. | Method of intra picture block copy for screen content and video coding |
| CA3171803A1 (en) | 2014-09-30 | 2016-04-07 | Microsoft Technology Licensing, Llc | Rules for intra-picture prediction modes when wavefront parallel processing is enabled |
| KR102068828B1 (ko) | 2014-09-30 | 2020-01-22 | 에이치에프아이 이노베이션 인크. | 비디오 코딩을 위한 적응적 모션 벡터 레졸루션 방법 |
| US9832467B2 (en) * | 2014-10-07 | 2017-11-28 | Qualcomm Incorporated | Deblock filtering for intra block copying |
| KR102128216B1 (ko) | 2014-11-20 | 2020-06-30 | 에이치에프아이 이노베이션 인크. | 모션 벡터 및 블록 벡터 해상도 제어의 방법 |
| US9591325B2 (en) | 2015-01-27 | 2017-03-07 | Microsoft Technology Licensing, Llc | Special case handling for merged chroma blocks in intra block copy prediction mode |
| US9955185B2 (en) | 2015-02-12 | 2018-04-24 | Mediatek Inc. | Method and apparatus of constrained intra block copy for coding video |
| CA2977526C (en) * | 2015-02-27 | 2020-02-18 | Arris Enterprises Llc | Modification of unification of intra block copy and inter signaling related syntax and semantics |
| SG10201900582XA (en) | 2015-03-02 | 2019-02-27 | Hfi Innovation Inc | Method and apparatus for intrabc mode with fractional-pel block vector resolution in video coding |
| CN107852499B (zh) | 2015-04-13 | 2021-05-07 | 联发科技股份有限公司 | 用于视频数据的视频编解码方法 |
| US10638140B2 (en) * | 2015-05-29 | 2020-04-28 | Qualcomm Incorporated | Slice level intra block copy and other video coding improvements |
| US10397588B2 (en) * | 2015-06-03 | 2019-08-27 | Mediatek Inc. | Method and apparatus for resource sharing between intra block copy mode and inter prediction mode in video coding systems |
| WO2016200984A1 (en) * | 2015-06-08 | 2016-12-15 | Vid Scale, Inc. | Intra block copy mode for screen content coding |
| US10178403B2 (en) * | 2015-06-23 | 2019-01-08 | Qualcomm Incorporated | Reference picture list construction in intra block copy mode |
| US20170099490A1 (en) * | 2015-10-02 | 2017-04-06 | Qualcomm Incorporated | Constrained intra-prediction for block copy mode |
| US20170188033A1 (en) * | 2015-12-23 | 2017-06-29 | Mediatek Inc. | Method and Apparatus of Bandwidth Estimation and Reduction for Video Coding |
| US10834419B2 (en) | 2016-04-13 | 2020-11-10 | Qualcomm Incorporated | Conformance constraint for collocated reference index in video coding |
| WO2017190288A1 (en) | 2016-05-04 | 2017-11-09 | Microsoft Technology Licensing, Llc | Intra-picture prediction using non-adjacent reference lines of sample values |
| EP3449630B1 (en) | 2016-05-28 | 2024-07-10 | Mediatek Inc. | Method and apparatus of current picture referencing for video coding |
| US10582209B2 (en) | 2017-03-30 | 2020-03-03 | Mediatek Inc. | Sub-prediction unit temporal motion vector prediction (sub-PU TMVP) for video coding |
| US11019331B2 (en) | 2018-07-16 | 2021-05-25 | Tencent America LLC | Method and apparatus for video coding with prediction information |
| US10798376B2 (en) | 2018-07-17 | 2020-10-06 | Tencent America LLC | Method and apparatus for video coding |
| US10848782B2 (en) * | 2018-09-21 | 2020-11-24 | Tencent America LLC | Method and apparatus for video coding |
| KR102572355B1 (ko) * | 2018-11-30 | 2023-08-30 | 텐센트 아메리카 엘엘씨 | 비디오 코딩을 위한 방법 및 장치 |
| US10701385B1 (en) | 2019-01-13 | 2020-06-30 | Tencent America LLC | Method and apparatus for reference sample memory reuse for intra picture block compensation |
| JP7384910B2 (ja) * | 2019-02-02 | 2023-11-21 | 北京字節跳動網絡技術有限公司 | 映像符号化におけるイントラブロックコピーのためのバッファ管理 |
| KR102621959B1 (ko) * | 2019-03-04 | 2024-01-05 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 임의의 ctu 크기에 대한 ibc 검색 범위 최적화를 사용하는 인코더, 디코더 및 대응하는 방법 |
| KR20250038829A (ko) * | 2019-06-20 | 2025-03-19 | 가부시키가이샤 제이브이씨 켄우드 | 화상 부호화 장치, 화상 부호화 방법, 컴퓨터 판독가능 기록 매체, 화상 복호 장치, 화상 복호 방법, 격납 방법 및 전송 방법 |
-
2019
- 2019-05-22 US US16/419,235 patent/US10848782B2/en active Active
- 2019-09-11 KR KR1020227038862A patent/KR102652412B1/ko active Active
- 2019-09-11 CN CN202210406719.XA patent/CN114710675B/zh active Active
- 2019-09-11 CN CN201980026549.9A patent/CN112272949B/zh active Active
- 2019-09-11 ES ES19861977T patent/ES3033587T3/es active Active
- 2019-09-11 CN CN202210406737.8A patent/CN114710676B/zh active Active
- 2019-09-11 JP JP2020563419A patent/JP7152516B2/ja active Active
- 2019-09-11 CN CN202210389660.8A patent/CN114666604B/zh active Active
- 2019-09-11 EP EP19861977.7A patent/EP3785434B1/en active Active
- 2019-09-11 EP EP25166239.1A patent/EP4554221A3/en active Pending
- 2019-09-11 KR KR1020207031460A patent/KR102465419B1/ko active Active
- 2019-09-11 WO PCT/US2019/050564 patent/WO2020060820A1/en not_active Ceased
-
2020
- 2020-10-21 US US17/076,741 patent/US11516504B2/en active Active
-
2022
- 2022-09-29 JP JP2022155791A patent/JP7498751B2/ja active Active
- 2022-10-07 US US17/962,347 patent/US12010340B2/en active Active
-
2024
- 2024-04-26 US US18/648,079 patent/US12418678B2/en active Active
- 2024-05-31 JP JP2024088490A patent/JP7761189B2/ja active Active
-
2025
- 2025-08-25 US US19/309,485 patent/US20250392749A1/en active Pending
- 2025-10-01 JP JP2025165274A patent/JP2026004433A/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2024109948A5 (https=) | ||
| JP2022177269A5 (https=) | ||
| US11800104B2 (en) | Method and apparatus for image encoding, and method and apparatus for image decoding | |
| CN107948661B (zh) | 视频处理方法、装置和计算机可读介质 | |
| JP2022501881A5 (https=) | ||
| JP2023054290A5 (https=) | ||
| JP2025011221A5 (https=) | ||
| JP2000050284A5 (https=) | ||
| JP2022059032A5 (https=) | ||
| JP2023040204A5 (https=) | ||
| JP2022518553A5 (https=) | ||
| JP5872896B2 (ja) | パッチベースのサンプリングテクスチャ合成を用いたテクスチャ圧縮の方法及び装置 | |
| JP2025066829A5 (https=) | ||
| JP2024096922A5 (https=) | ||
| JP2022176940A5 (https=) | ||
| JP2022522771A5 (https=) | ||
| CN121691717A (zh) | 用于双向光流的比特宽度控制的方法和设备 | |
| BR112014004922B1 (pt) | Aparelho para decodificação de informações de movimento em modo de fusão | |
| JP2010502102A (ja) | 低減された解像度の分割の方法及び装置 | |
| BRPI0620645B1 (pt) | Método e aparelho de codificação de vídeo, e método e aparelho de decodificação de vídeo | |
| TW200529673A (en) | Image encoding apparatus, image encoding method, image encoding program, image decoding apparatus, image decoding method, and image decoding program | |
| JP2023179747A (ja) | オプティカルフローを用いた予測リファインメントに関する方法および装置 | |
| US10237554B2 (en) | Method and apparatus of video encoding with partitioned bitstream | |
| JPWO2020169101A5 (https=) | ||
| JP2023179748A5 (https=) |