MX2021015524A - Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento. - Google Patents
Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento.Info
- Publication number
- MX2021015524A MX2021015524A MX2021015524A MX2021015524A MX2021015524A MX 2021015524 A MX2021015524 A MX 2021015524A MX 2021015524 A MX2021015524 A MX 2021015524A MX 2021015524 A MX2021015524 A MX 2021015524A MX 2021015524 A MX2021015524 A MX 2021015524A
- Authority
- MX
- Mexico
- Prior art keywords
- motion vector
- vector differences
- prediction
- image coding
- inter prediction
- 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
- H04N19/50—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
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/103—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
-
- 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
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
- H04N19/169—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
-
- 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
- H04N19/50—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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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
- H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
-
- 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)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962861982P | 2019-06-14 | 2019-06-14 | |
| PCT/KR2020/007718 WO2020251324A1 (ko) | 2019-06-14 | 2020-06-15 | 움직임 벡터 차분들을 이용한 영상 코딩 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2021015524A true MX2021015524A (es) | 2022-02-03 |
Family
ID=73781850
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2021015524A MX2021015524A (es) | 2019-06-14 | 2020-06-15 | Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento. |
| MX2025013669A MX2025013669A (es) | 2019-06-14 | 2021-12-13 | Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento |
| MX2025013670A MX2025013670A (es) | 2019-06-14 | 2021-12-13 | Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento |
| MX2025013667A MX2025013667A (es) | 2019-06-14 | 2021-12-13 | Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2025013669A MX2025013669A (es) | 2019-06-14 | 2021-12-13 | Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento |
| MX2025013670A MX2025013670A (es) | 2019-06-14 | 2021-12-13 | Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento |
| MX2025013667A MX2025013667A (es) | 2019-06-14 | 2021-12-13 | Metodo y dispositivo de codificacion de imagenes usando diferencias de vectores de movimiento |
Country Status (11)
| Country | Link |
|---|---|
| US (4) | US11523119B2 (https=) |
| EP (2) | EP3979650B1 (https=) |
| JP (5) | JP7331153B2 (https=) |
| KR (4) | KR102679217B1 (https=) |
| CN (4) | CN119967167A (https=) |
| AU (3) | AU2020292097B2 (https=) |
| CA (2) | CA3299260A1 (https=) |
| FI (1) | FI3979650T3 (https=) |
| LT (1) | LT3979650T (https=) |
| MX (4) | MX2021015524A (https=) |
| WO (1) | WO2020251324A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120378632A (zh) * | 2019-06-24 | 2025-07-25 | Lg电子株式会社 | 解码方法、编码方法和数据发送方法 |
| CN116830581B (zh) * | 2021-09-15 | 2025-09-23 | 腾讯美国有限责任公司 | 对当前视频块解码的方法、装置、电子设备和存储介质 |
| US11800092B2 (en) * | 2021-11-17 | 2023-10-24 | Tencent America LLC | Joint signaling method for motion vector difference |
| WO2023132510A1 (ko) * | 2022-01-04 | 2023-07-13 | 현대자동차주식회사 | 개선된 차분 움직임벡터 머지를 이용하는 비디오 코딩을 위한 방법 및 장치 |
| US12047586B2 (en) | 2022-07-20 | 2024-07-23 | Tencent America LLC | Method and apparatus for inter prediction mode dependent scaling factors |
| KR20250080621A (ko) | 2023-11-28 | 2025-06-05 | 엘지전자 주식회사 | 압축기 |
| WO2025185720A1 (en) * | 2024-03-07 | 2025-09-12 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
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| KR20110008653A (ko) | 2009-07-20 | 2011-01-27 | 삼성전자주식회사 | 움직임 벡터 예측 방법과 이를 이용한 영상 부호화/복호화 장치 및 방법 |
| KR20120016991A (ko) | 2010-08-17 | 2012-02-27 | 오수미 | 인터 프리딕션 방법 |
| US8755437B2 (en) | 2011-03-17 | 2014-06-17 | Mediatek Inc. | Method and apparatus for derivation of spatial motion vector candidate and motion vector prediction candidate |
| US9008176B2 (en) | 2011-01-22 | 2015-04-14 | Qualcomm Incorporated | Combined reference picture list construction for video coding |
| KR102117085B1 (ko) | 2011-03-21 | 2020-05-29 | 엘지전자 주식회사 | 움직임 벡터 예측자 선택 방법 및 이를 이용하는 장치 |
| US9485517B2 (en) | 2011-04-20 | 2016-11-01 | Qualcomm Incorporated | Motion vector prediction with motion vectors from multiple views in multi-view video coding |
| CN102227132B (zh) | 2011-05-25 | 2017-04-12 | 深圳市云宙多媒体技术有限公司 | 一种运动矢量预测编解码方法、装置及编解码系统 |
| HUE067847T2 (hu) | 2011-05-31 | 2024-11-28 | Jvckenwood Corp | Mozgókép kódoló eszköz, mozgókép kódolási eljárás és mozgókép kódoló program, valamint mozgókép dekódoló eszköz, mozgókép dekódoló eljárás és mozgókép dekódoló program |
| CN103858428B (zh) | 2011-10-19 | 2018-07-03 | 太阳专利托管公司 | 图像编码方法、图像编码装置、图像解码方法及图像解码装置 |
| AU2012325419B2 (en) | 2011-10-19 | 2015-11-05 | Hfi Innovation Inc. | Method and apparatus for derivation of motion vector predictor candidate set |
| SG10201502731VA (en) * | 2011-11-08 | 2015-05-28 | Samsung Electronics Co Ltd | Method and apparatus for motion vector determination in video encoding or decoding |
| US10200709B2 (en) | 2012-03-16 | 2019-02-05 | Qualcomm Incorporated | High-level syntax extensions for high efficiency video coding |
| WO2014049196A1 (en) | 2012-09-27 | 2014-04-03 | Nokia Corporation | Method and techniqal equipment for scalable video coding |
| US10616607B2 (en) * | 2013-02-25 | 2020-04-07 | Lg Electronics Inc. | Method for encoding video of multi-layer structure supporting scalability and method for decoding same and apparatus therefor |
| WO2014129873A1 (ko) * | 2013-02-25 | 2014-08-28 | 엘지전자 주식회사 | 스케일러빌러티를 지원하는 멀티 레이어 구조의 비디오 인코딩 방법 및 비디오 디코딩 방법과 이를 이용하는 장치 |
| US20150271515A1 (en) | 2014-01-10 | 2015-09-24 | Qualcomm Incorporated | Block vector coding for intra block copy in video coding |
| US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
| US10602179B2 (en) * | 2014-10-31 | 2020-03-24 | Samsung Electronics Co., Ltd. | Video encoding device and video decoding device using high-precision skip encoding and method thereof |
| SG11201703454XA (en) * | 2014-11-18 | 2017-06-29 | Mediatek Inc | Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate |
| US20180115787A1 (en) | 2015-04-12 | 2018-04-26 | Lg Electronics Inc. | Method for encoding and decoding video signal, and apparatus therefor |
| US10554968B2 (en) | 2015-06-10 | 2020-02-04 | Lg Electronics Inc. | Method and apparatus for inter prediction on basis of virtual reference picture in video coding system |
| EP3355578B1 (en) * | 2015-09-24 | 2020-12-09 | LG Electronics Inc. | Motion vector predictor derivation and candidate list construction |
| CN108353184B (zh) | 2015-11-05 | 2022-02-01 | 联发科技股份有限公司 | 一种视频编解码的方法及装置 |
| WO2017147765A1 (en) | 2016-03-01 | 2017-09-08 | Mediatek Inc. | Methods for affine motion compensation |
| KR102873107B1 (ko) * | 2016-04-25 | 2025-10-17 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인터 예측 방법 및 장치 |
| WO2017195914A1 (ko) * | 2016-05-11 | 2017-11-16 | 엘지전자 주식회사 | 비디오 코딩 시스템에서 인터 예측 방법 및 장치 |
| KR102343668B1 (ko) * | 2016-09-30 | 2021-12-24 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 인코딩 방법, 비디오 디코딩 방법, 및 단말 |
| US10595035B2 (en) * | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
| US10701391B2 (en) * | 2017-03-23 | 2020-06-30 | Qualcomm Incorporated | Motion vector difference (MVD) prediction |
| US11889100B2 (en) * | 2017-11-14 | 2024-01-30 | Qualcomm Incorporated | Affine motion vector prediction in video coding |
| US11546604B2 (en) | 2018-12-21 | 2023-01-03 | Vid Scale, Inc. | Symmetric motion vector difference coding |
| US11025936B2 (en) * | 2019-01-25 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| PT3912357T (pt) | 2019-02-20 | 2023-12-26 | Beijing Dajia Internet Information Tech Co Ltd | Derivação de vetor de movimento constrangido para imagens de referência de longo prazo em codificação de vídeo |
| WO2020221258A1 (en) | 2019-04-28 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Symmetric motion vector difference coding |
| WO2020221256A1 (en) | 2019-04-28 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Symmetric motion vector difference coding |
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2020
- 2020-06-15 CN CN202510248253.9A patent/CN119967167A/zh active Pending
- 2020-06-15 JP JP2021573927A patent/JP7331153B2/ja active Active
- 2020-06-15 CA CA3299260A patent/CA3299260A1/en active Pending
- 2020-06-15 FI FIEP20822863.5T patent/FI3979650T3/fi active
- 2020-06-15 WO PCT/KR2020/007718 patent/WO2020251324A1/ko not_active Ceased
- 2020-06-15 KR KR1020237044368A patent/KR102679217B1/ko active Active
- 2020-06-15 MX MX2021015524A patent/MX2021015524A/es unknown
- 2020-06-15 EP EP20822863.5A patent/EP3979650B1/en active Active
- 2020-06-15 KR KR1020217040862A patent/KR102618366B1/ko active Active
- 2020-06-15 EP EP26152041.5A patent/EP4708852A2/en active Pending
- 2020-06-15 CN CN202080047873.1A patent/CN114051726B/zh active Active
- 2020-06-15 KR KR1020257006328A patent/KR20250030033A/ko active Pending
- 2020-06-15 LT LTEPPCT/KR2020/007718T patent/LT3979650T/lt unknown
- 2020-06-15 CN CN202510248189.4A patent/CN119967166A/zh active Pending
- 2020-06-15 AU AU2020292097A patent/AU2020292097B2/en active Active
- 2020-06-15 CA CA3143556A patent/CA3143556A1/en active Pending
- 2020-06-15 CN CN202510249298.8A patent/CN119996676A/zh active Pending
- 2020-06-15 KR KR1020247021040A patent/KR102775209B1/ko active Active
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2021
- 2021-12-13 MX MX2025013669A patent/MX2025013669A/es unknown
- 2021-12-13 MX MX2025013670A patent/MX2025013670A/es unknown
- 2021-12-13 MX MX2025013667A patent/MX2025013667A/es unknown
- 2021-12-14 US US17/550,995 patent/US11523119B2/en active Active
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2022
- 2022-10-31 US US17/977,306 patent/US12058339B2/en active Active
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2023
- 2023-08-09 JP JP2023130213A patent/JP7513814B2/ja active Active
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2024
- 2024-02-29 AU AU2024201368A patent/AU2024201368B2/en active Active
- 2024-04-11 US US18/633,256 patent/US12368863B2/en active Active
- 2024-06-27 JP JP2024104080A patent/JP7670912B2/ja active Active
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2025
- 2025-04-17 JP JP2025068032A patent/JP7804124B2/ja active Active
- 2025-06-20 US US19/244,401 patent/US20250317571A1/en active Pending
- 2025-11-27 AU AU2025271416A patent/AU2025271416A1/en active Pending
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2026
- 2026-01-08 JP JP2026001956A patent/JP2026050420A/ja active Pending
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