MX2022002782A - Método de codificación, método de decodificación, codificador, decodificador y medio legible por computadora no transitorio. - Google Patents
Método de codificación, método de decodificación, codificador, decodificador y medio legible por computadora no transitorio.Info
- Publication number
- MX2022002782A MX2022002782A MX2022002782A MX2022002782A MX2022002782A MX 2022002782 A MX2022002782 A MX 2022002782A MX 2022002782 A MX2022002782 A MX 2022002782A MX 2022002782 A MX2022002782 A MX 2022002782A MX 2022002782 A MX2022002782 A MX 2022002782A
- Authority
- MX
- Mexico
- Prior art keywords
- weighted prediction
- hls
- coding
- prediction parameters
- level signaling
- 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
- H04N19/70—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
-
- 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
- H04N19/10—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
- H04N19/102—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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
La presente invención proporciona un método de codificación, en donde el método comprende: determinar los elementos de sintaxis que han de codificarse, en donde los elementos de sintaxis incluyen una estructura de lista de imágenes de referencia y al menos un parámetro de predicción ponderada de sintaxis de alto nivel (HLS); codificar al menos un parámetro de predicción ponderada de HLS; y codificar la estructura de lista de imágenes de referencia siguiendo la codificación de al menos un parámetro de predicción ponderada de HLS. Los elementos de sintaxis se reordenan de manera que la codificación de la estructura de lista de imágenes de referencia puede basarse en los valores de al menos un parámetro de predicción ponderada de HLS.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2019000625 | 2019-09-06 | ||
PCT/RU2020/050214 WO2021045653A1 (en) | 2019-09-06 | 2020-09-07 | Method and apparatus of high-level signaling for weighted prediction |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2022002782A true MX2022002782A (es) | 2022-05-13 |
Family
ID=74853278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2022002782A MX2022002782A (es) | 2019-09-06 | 2020-09-07 | Método de codificación, método de decodificación, codificador, decodificador y medio legible por computadora no transitorio. |
Country Status (10)
Country | Link |
---|---|
US (1) | US20220201336A1 (es) |
EP (1) | EP4022920A4 (es) |
JP (2) | JP7423758B2 (es) |
KR (1) | KR20220051402A (es) |
CN (1) | CN114342403A (es) |
AU (1) | AU2020342180A1 (es) |
BR (1) | BR112022003969A2 (es) |
CA (1) | CA3150261A1 (es) |
MX (1) | MX2022002782A (es) |
WO (1) | WO2021045653A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2020352892A1 (en) | 2019-09-24 | 2022-04-14 | Huawei Technologies Co., Ltd. | Sequence-level HRD parameters |
JP7410317B2 (ja) | 2020-02-19 | 2024-01-09 | バイトダンス インコーポレイテッド | ビットストリームの一般制約情報における予測重みのシグナリング |
WO2024080916A1 (en) * | 2022-10-13 | 2024-04-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Inter-predicted reference picture lists |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008088497A2 (en) * | 2006-12-21 | 2008-07-24 | Thomson Licensing | Methods and apparatus for improved signaling using high level syntax for multi-view video coding and decoding |
US9357229B2 (en) * | 2010-07-28 | 2016-05-31 | Qualcomm Incorporated | Coding motion vectors in video coding |
US9143781B2 (en) * | 2012-04-03 | 2015-09-22 | Qualcomm Incorporated | Weighted prediction parameter coding |
WO2013155028A1 (en) * | 2012-04-09 | 2013-10-17 | Vid Scale, Inc. | Weighted prediction parameter signaling for video coding |
US20140056356A1 (en) * | 2012-08-21 | 2014-02-27 | Motorola Mobility Llc | Method and apparatus for efficient signaling of weighted prediction in advanced coding schemes |
US9648333B2 (en) * | 2013-10-11 | 2017-05-09 | Vid Scale, Inc. | High level syntax for HEVC extensions |
US10110925B2 (en) * | 2014-01-03 | 2018-10-23 | Hfi Innovation Inc. | Method of reference picture selection and signaling in 3D and multi-view video coding |
MX2021003793A (es) * | 2018-10-02 | 2021-05-27 | Interdigital Vc Holdings Inc | Prediccion ponderada y bi-prediccion generalizada. |
-
2020
- 2020-09-07 JP JP2022514798A patent/JP7423758B2/ja active Active
- 2020-09-07 CA CA3150261A patent/CA3150261A1/en active Pending
- 2020-09-07 AU AU2020342180A patent/AU2020342180A1/en active Pending
- 2020-09-07 MX MX2022002782A patent/MX2022002782A/es unknown
- 2020-09-07 BR BR112022003969A patent/BR112022003969A2/pt unknown
- 2020-09-07 EP EP20861081.6A patent/EP4022920A4/en active Pending
- 2020-09-07 KR KR1020227011008A patent/KR20220051402A/ko not_active Application Discontinuation
- 2020-09-07 WO PCT/RU2020/050214 patent/WO2021045653A1/en unknown
- 2020-09-07 CN CN202080062458.3A patent/CN114342403A/zh active Pending
-
2022
- 2022-03-04 US US17/687,384 patent/US20220201336A1/en active Pending
-
2024
- 2024-01-15 JP JP2024003947A patent/JP2024032777A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP4022920A1 (en) | 2022-07-06 |
AU2020342180A1 (en) | 2022-03-31 |
US20220201336A1 (en) | 2022-06-23 |
WO2021045653A1 (en) | 2021-03-11 |
EP4022920A4 (en) | 2022-11-16 |
JP2024032777A (ja) | 2024-03-12 |
CA3150261A1 (en) | 2021-03-11 |
BR112022003969A2 (pt) | 2022-05-24 |
JP2022547293A (ja) | 2022-11-11 |
JP7423758B2 (ja) | 2024-01-29 |
KR20220051402A (ko) | 2022-04-26 |
CN114342403A (zh) | 2022-04-12 |
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