PH12021550912A1 - Video signal encoding and decoding method, and apparatus therefor - Google Patents
Video signal encoding and decoding method, and apparatus thereforInfo
- Publication number
- PH12021550912A1 PH12021550912A1 PH12021550912A PH12021550912A PH12021550912A1 PH 12021550912 A1 PH12021550912 A1 PH 12021550912A1 PH 12021550912 A PH12021550912 A PH 12021550912A PH 12021550912 A PH12021550912 A PH 12021550912A PH 12021550912 A1 PH12021550912 A1 PH 12021550912A1
- Authority
- PH
- Philippines
- Prior art keywords
- decoding method
- video signal
- current block
- signal encoding
- apparatus therefor
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods 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
- H04N19/12—Selection 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
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods 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
- H04N19/17—Methods 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
- H04N19/176—Methods 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/43—Hardware specially adapted for motion estimation or compensation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180136262 | 2018-11-08 | ||
| KR20180167979 | 2018-12-21 | ||
| PCT/KR2019/015198 WO2020096426A1 (ko) | 2018-11-08 | 2019-11-08 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PH12021550912A1 true PH12021550912A1 (en) | 2021-11-29 |
Family
ID=70611562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH12021550912A PH12021550912A1 (en) | 2018-11-08 | 2021-04-22 | Video signal encoding and decoding method, and apparatus therefor |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US20210235075A1 (enExample) |
| EP (2) | EP3860123B1 (enExample) |
| JP (5) | JP7460616B2 (enExample) |
| KR (1) | KR20200054111A (enExample) |
| CN (6) | CN116208765B (enExample) |
| AU (5) | AU2019376595B2 (enExample) |
| BR (1) | BR112021008720A2 (enExample) |
| CA (3) | CA3275440A1 (enExample) |
| CL (1) | CL2021001126A1 (enExample) |
| ES (1) | ES2972074T3 (enExample) |
| IL (5) | IL315820A (enExample) |
| MX (5) | MX2021004886A (enExample) |
| MY (1) | MY209696A (enExample) |
| PH (1) | PH12021550912A1 (enExample) |
| PL (1) | PL3860123T3 (enExample) |
| SG (1) | SG11202104531TA (enExample) |
| WO (1) | WO2020096426A1 (enExample) |
| ZA (1) | ZA202103282B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020096425A1 (ko) | 2018-11-08 | 2020-05-14 | 주식회사 엑스리스 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
| CN113039790B (zh) | 2018-11-17 | 2023-04-14 | 北京字节跳动网络技术有限公司 | 视频处理的方法、装置和非暂时性计算机可读介质 |
| CN113196747B (zh) * | 2018-12-21 | 2023-04-14 | 北京字节跳动网络技术有限公司 | 当前图片参考模式下的信息信令通知 |
| MX2022002916A (es) | 2019-09-19 | 2022-04-06 | Beijing Bytedance Network Tech Co Ltd | Derivacion de posiciones de muestra de referencia en codificacion de video. |
| KR20220070437A (ko) | 2019-10-05 | 2022-05-31 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩 툴의 레벨 기반 시그널링 |
| CN114556918B (zh) | 2019-10-12 | 2025-08-12 | 北京字节跳动网络技术有限公司 | 细化视频编解码工具的使用和信令 |
| MX2022004200A (es) | 2019-10-13 | 2022-05-02 | Beijing Bytedance Network Tech Co Ltd | Interaccion entre remuestreo de imagen de referencia y herramientas de codificacion de video. |
| KR20220113379A (ko) * | 2019-12-27 | 2022-08-12 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 픽처 헤더의 슬라이스 유형의 시그널링 |
| EP3970373A4 (en) | 2020-03-16 | 2022-08-03 | Beijing Dajia Internet Information Technology Co., Ltd. | IMPROVEMENTS IN A MERGE MODE WITH MOTION VECTOR DIFFERENCES |
| WO2022266128A1 (en) * | 2021-06-14 | 2022-12-22 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices for geometric partition mode with motion vector refinement |
| JP2025055374A (ja) * | 2023-09-27 | 2025-04-08 | シャープ株式会社 | 動画像復号装置および動画像符号化装置 |
| WO2025117596A1 (en) * | 2023-11-30 | 2025-06-05 | Google Llc | Adaptive motion vector candidates list |
| US20250286992A1 (en) * | 2024-03-06 | 2025-09-11 | Tencent America LLC | Merge candidate construction |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011095260A1 (en) * | 2010-02-05 | 2011-08-11 | Telefonaktiebolaget L M Ericsson (Publ) | Managing predicted motion vector candidates |
| US20130114717A1 (en) * | 2011-11-07 | 2013-05-09 | Qualcomm Incorporated | Generating additional merge candidates |
| MX2014005606A (es) * | 2011-11-08 | 2014-08-01 | Kt Corp | Metodo y aparato para codificar imagenes, y metodo y aparato para decodificar imagenes. |
| US8964845B2 (en) * | 2011-12-28 | 2015-02-24 | Microsoft Corporation | Merge mode for motion information prediction |
| JP2013223049A (ja) * | 2012-04-13 | 2013-10-28 | Sharp Corp | 画像復号装置、および画像符号化装置 |
| US20130294513A1 (en) * | 2012-05-07 | 2013-11-07 | Qualcomm Incorporated | Inter layer merge list construction for video coding |
| EP2878125A4 (en) * | 2012-07-27 | 2016-10-12 | Hfi Innovation Inc | CONSTRAINED DISPARITY VECTOR DERIVATION METHOD IN 3D VIDEO CODING |
| EP2981090A4 (en) * | 2013-04-05 | 2016-11-02 | Samsung Electronics Co Ltd | METHOD FOR DETERMINING INTERPRETATION CANDIDATES FOR INTERMEDIATE LAYER DECODING AND CODING METHOD AND DEVICE |
| CN107079161B (zh) * | 2014-09-01 | 2020-11-20 | 寰发股份有限公司 | 用于屏幕内容以及视频编码的帧内图片块复制的方法 |
| CN107079165B (zh) * | 2014-11-05 | 2020-06-19 | 联发科技（新加坡）私人有限公司 | 使用预测残差的视频编码方法及装置 |
| KR102270228B1 (ko) * | 2016-07-12 | 2021-06-28 | 한국전자통신연구원 | 영상 부호화/복호화 방법 및 이를 위한 기록 매체 |
| US10812791B2 (en) * | 2016-09-16 | 2020-10-20 | Qualcomm Incorporated | Offset vector identification of temporal motion vector predictor |
| KR20180043151A (ko) * | 2016-10-19 | 2018-04-27 | 에스케이텔레콤 주식회사 | 영상 부호화 또는 복호화를 위한 장치 및 방법 |
| WO2018173432A1 (ja) * | 2017-03-21 | 2018-09-27 | シャープ株式会社 | 予測画像生成装置、動画像復号装置、および動画像符号化装置 |
| KR102450863B1 (ko) * | 2017-03-22 | 2022-10-05 | 에스케이텔레콤 주식회사 | 움직임벡터를 부호화 또는 복호화하기 위한 장치 및 방법 |
| US10701391B2 (en) * | 2017-03-23 | 2020-06-30 | Qualcomm Incorporated | Motion vector difference (MVD) prediction |
| CN109218733B (zh) * | 2017-06-30 | 2022-03-29 | 华为技术有限公司 | 一种确定预测运动矢量预测的方法以及相关设备 |
| US11575925B2 (en) * | 2018-03-30 | 2023-02-07 | Electronics And Telecommunications Research Institute | Image encoding/decoding method and device, and recording medium in which bitstream is stored |
| WO2019208372A1 (ja) * | 2018-04-25 | 2019-10-31 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
| JP6950095B2 (ja) * | 2018-07-18 | 2021-10-13 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ | 符号化装置及び復号装置 |
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2019
- 2019-11-08 SG SG11202104531TA patent/SG11202104531TA/en unknown
- 2019-11-08 CN CN202310109466.4A patent/CN116208765B/zh active Active
- 2019-11-08 MY MYPI2021002415A patent/MY209696A/en unknown
- 2019-11-08 CA CA3275440A patent/CA3275440A1/en active Pending
- 2019-11-08 EP EP19883103.4A patent/EP3860123B1/en active Active
- 2019-11-08 AU AU2019376595A patent/AU2019376595B2/en active Active
- 2019-11-08 CN CN202310109479.1A patent/CN116074505A/zh active Pending
- 2019-11-08 JP JP2021522451A patent/JP7460616B2/ja active Active
- 2019-11-08 CA CA3117479A patent/CA3117479C/en active Active
- 2019-11-08 EP EP23204211.9A patent/EP4287622A3/en active Pending
- 2019-11-08 MX MX2021004886A patent/MX2021004886A/es unknown
- 2019-11-08 KR KR1020190142816A patent/KR20200054111A/ko active Pending
- 2019-11-08 BR BR112021008720-6A patent/BR112021008720A2/pt unknown
- 2019-11-08 CN CN202310109485.7A patent/CN116074506B/zh active Active
- 2019-11-08 WO PCT/KR2019/015198 patent/WO2020096426A1/ko not_active Ceased
- 2019-11-08 CN CN202510930834.0A patent/CN120692397A/zh active Pending
- 2019-11-08 IL IL315820A patent/IL315820A/en unknown
- 2019-11-08 CN CN202110644629.XA patent/CN113382234B/zh active Active
- 2019-11-08 IL IL315822A patent/IL315822A/en unknown
- 2019-11-08 ES ES19883103T patent/ES2972074T3/es active Active
- 2019-11-08 PL PL19883103.4T patent/PL3860123T3/pl unknown
- 2019-11-08 IL IL315819A patent/IL315819A/en unknown
- 2019-11-08 IL IL315824A patent/IL315824A/en unknown
- 2019-11-08 IL IL282664A patent/IL282664B2/en unknown
- 2019-11-08 CN CN201980066181.9A patent/CN113039788A/zh active Pending
- 2019-11-08 CA CA3199533A patent/CA3199533C/en active Active
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2021
- 2021-04-16 US US17/232,476 patent/US20210235075A1/en not_active Abandoned
- 2021-04-22 PH PH12021550912A patent/PH12021550912A1/en unknown
- 2021-04-28 MX MX2024015089A patent/MX2024015089A/es unknown
- 2021-04-28 MX MX2024015086A patent/MX2024015086A/es unknown
- 2021-04-28 MX MX2024015087A patent/MX2024015087A/es unknown
- 2021-04-28 MX MX2024015088A patent/MX2024015088A/es unknown
- 2021-04-29 CL CL2021001126A patent/CL2021001126A1/es unknown
- 2021-05-14 ZA ZA2021/03282A patent/ZA202103282B/en unknown
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2024
- 2024-03-18 JP JP2024042882A patent/JP7661564B2/ja active Active
- 2024-03-18 JP JP2024042901A patent/JP7658000B2/ja active Active
- 2024-03-18 JP JP2024042895A patent/JP7657999B2/ja active Active
- 2024-12-16 AU AU2024278447A patent/AU2024278447A1/en active Pending
- 2024-12-16 AU AU2024278446A patent/AU2024278446A1/en active Pending
- 2024-12-16 AU AU2024278452A patent/AU2024278452A1/en active Pending
- 2024-12-16 AU AU2024278449A patent/AU2024278449A1/en active Pending
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2025
- 2025-04-01 JP JP2025060630A patent/JP2025098255A/ja active Pending
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