KR20260013267A - 비디오 비트스트림에서의 계층간 예측의 시그널링 - Google Patents
비디오 비트스트림에서의 계층간 예측의 시그널링Info
- Publication number
- KR20260013267A KR20260013267A KR1020267001388A KR20267001388A KR20260013267A KR 20260013267 A KR20260013267 A KR 20260013267A KR 1020267001388 A KR1020267001388 A KR 1020267001388A KR 20267001388 A KR20267001388 A KR 20267001388A KR 20260013267 A KR20260013267 A KR 20260013267A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- vps
- video
- ilrp
- picture
- 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.)
- Pending
Links
Classifications
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
-
- 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
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
-
- 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
- H04N19/507—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction using conditional replenishment
-
- 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)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962903652P | 2019-09-20 | 2019-09-20 | |
| US62/903,652 | 2019-09-20 | ||
| US17/019,713 | 2020-09-14 | ||
| US17/019,713 US11418813B2 (en) | 2019-09-20 | 2020-09-14 | Signaling of inter layer prediction in video bitstream |
| PCT/US2020/051479 WO2021055740A1 (en) | 2019-09-20 | 2020-09-18 | Signaling of inter layer prediction in video bitstream |
| KR1020217026019A KR102941455B1 (ko) | 2019-09-20 | 2020-09-18 | 비디오 비트스트림에서의 계층간 예측의 시그널링 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217026019A Division KR102941455B1 (ko) | 2019-09-20 | 2020-09-18 | 비디오 비트스트림에서의 계층간 예측의 시그널링 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20260013267A true KR20260013267A (ko) | 2026-01-27 |
Family
ID=74880216
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020267001388A Pending KR20260013267A (ko) | 2019-09-20 | 2020-09-18 | 비디오 비트스트림에서의 계층간 예측의 시그널링 |
| KR1020217026019A Active KR102941455B1 (ko) | 2019-09-20 | 2020-09-18 | 비디오 비트스트림에서의 계층간 예측의 시그널링 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217026019A Active KR102941455B1 (ko) | 2019-09-20 | 2020-09-18 | 비디오 비트스트림에서의 계층간 예측의 시그널링 |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US11418813B2 (https=) |
| EP (1) | EP4032286A4 (https=) |
| JP (3) | JP7408673B2 (https=) |
| KR (2) | KR20260013267A (https=) |
| CN (2) | CN113661707B (https=) |
| AU (3) | AU2020351200B2 (https=) |
| CA (2) | CA3220024A1 (https=) |
| SG (1) | SG11202110106TA (https=) |
| WO (1) | WO2021055740A1 (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL3831055T3 (pl) | 2018-08-17 | 2025-03-10 | Huawei Technologies Co., Ltd. | Zarządzanie obrazami odniesienia w kodowaniu wideo |
| US11245899B2 (en) | 2019-09-22 | 2022-02-08 | Tencent America LLC | Method and system for single loop multilayer coding with subpicture partitioning |
| EP4543004A1 (en) | 2019-09-24 | 2025-04-23 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods |
| CN118764645A (zh) * | 2019-10-07 | 2024-10-11 | 华为技术有限公司 | 编码器、解码器及对应方法 |
| US11356705B2 (en) * | 2019-12-23 | 2022-06-07 | Qualcomm Incorporated | Picture header intra random access picture and gradual decoder refresh signaling in video coding |
| US20240397074A1 (en) * | 2023-05-23 | 2024-11-28 | Tencent America LLC | Enhancement for block adaptive weighted prediction |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9357233B2 (en) | 2008-02-26 | 2016-05-31 | Qualcomm Incorporated | Video decoder error handling |
| JP2010226376A (ja) | 2009-03-23 | 2010-10-07 | Toshiba Corp | 画像復号装置およびコンピュータが実行可能なプログラム |
| US20140010291A1 (en) * | 2012-07-05 | 2014-01-09 | Vid Scale, Inc. | Layer Dependency and Priority Signaling Design for Scalable Video Coding |
| KR20140087971A (ko) * | 2012-12-26 | 2014-07-09 | 한국전자통신연구원 | 계층적 비디오 부호화에서 다중참조계층을 적용한 화면간 부／복호화 방법 및 그 장치 |
| US20140218473A1 (en) * | 2013-01-07 | 2014-08-07 | Nokia Corporation | Method and apparatus for video coding and decoding |
| US9998735B2 (en) * | 2013-04-01 | 2018-06-12 | Qualcomm Incorporated | Inter-layer reference picture restriction for high level syntax-only scalable video coding |
| US11438609B2 (en) | 2013-04-08 | 2022-09-06 | Qualcomm Incorporated | Inter-layer picture signaling and related processes |
| KR102077900B1 (ko) * | 2013-04-17 | 2020-02-14 | 노키아 테크놀로지스 오와이 | 비디오 코딩 및 디코딩을 위한 장치, 방법 및 컴퓨터 프로그램 |
| US9509999B2 (en) * | 2013-06-11 | 2016-11-29 | Qualcomm Incorporated | Inter-layer prediction types in multi-layer video coding |
| WO2015005331A1 (ja) | 2013-07-10 | 2015-01-15 | シャープ株式会社 | 画像復号装置および画像符号化装置 |
| EP3057325A4 (en) | 2013-10-08 | 2017-05-10 | Sharp Kabushiki Kaisha | Image decoding device, image coding device, and coded data |
| WO2015054634A2 (en) | 2013-10-11 | 2015-04-16 | Vid Scale, Inc. | High level syntax for hevc extensions |
| WO2015053598A1 (ko) * | 2013-10-12 | 2015-04-16 | 삼성전자 주식회사 | 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치 |
| KR102248848B1 (ko) | 2013-10-26 | 2021-05-06 | 삼성전자주식회사 | 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치 |
| FI20165547A1 (fi) | 2016-06-30 | 2018-12-31 | Nokia Technologies Oy | Laitteisto, menetelmä ja tietokoneohjelma videokoodausta ja videokoodauksen purkua varten |
| US11979611B2 (en) * | 2019-09-06 | 2024-05-07 | Sharp Kabushiki Kaisha | Systems and methods for signaling temporal sub-layer information in video coding |
| US11310492B2 (en) * | 2019-09-20 | 2022-04-19 | Tencent America LLC | Signaling of inter layer prediction in video bitstream |
-
2020
- 2020-09-14 US US17/019,713 patent/US11418813B2/en active Active
- 2020-09-18 EP EP20864585.3A patent/EP4032286A4/en active Pending
- 2020-09-18 CA CA3220024A patent/CA3220024A1/en active Pending
- 2020-09-18 WO PCT/US2020/051479 patent/WO2021055740A1/en not_active Ceased
- 2020-09-18 KR KR1020267001388A patent/KR20260013267A/ko active Pending
- 2020-09-18 SG SG11202110106TA patent/SG11202110106TA/en unknown
- 2020-09-18 CN CN202080027117.2A patent/CN113661707B/zh active Active
- 2020-09-18 JP JP2021549117A patent/JP7408673B2/ja active Active
- 2020-09-18 CA CA3133707A patent/CA3133707C/en active Active
- 2020-09-18 AU AU2020351200A patent/AU2020351200B2/en active Active
- 2020-09-18 KR KR1020217026019A patent/KR102941455B1/ko active Active
- 2020-09-18 CN CN202411479916.XA patent/CN119299715A/zh active Pending
-
2022
- 2022-07-05 US US17/857,606 patent/US12052441B2/en active Active
-
2023
- 2023-04-19 AU AU2023202413A patent/AU2023202413B2/en active Active
- 2023-12-20 JP JP2023215273A patent/JP7688106B2/ja active Active
-
2024
- 2024-06-14 AU AU2024204068A patent/AU2024204068B2/en active Active
- 2024-06-14 US US18/744,515 patent/US20250386030A1/en active Pending
-
2025
- 2025-05-20 JP JP2025083915A patent/JP2025118954A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2022521519A (ja) | 2022-04-08 |
| EP4032286A4 (en) | 2023-07-05 |
| WO2021055740A1 (en) | 2021-03-25 |
| CN119299715A (zh) | 2025-01-10 |
| AU2023202413B2 (en) | 2024-03-14 |
| US20220337882A1 (en) | 2022-10-20 |
| US12052441B2 (en) | 2024-07-30 |
| EP4032286A1 (en) | 2022-07-27 |
| CN113661707A (zh) | 2021-11-16 |
| CA3220024A1 (en) | 2021-03-25 |
| JP7408673B2 (ja) | 2024-01-05 |
| JP7688106B2 (ja) | 2025-06-03 |
| US20210092448A1 (en) | 2021-03-25 |
| CN113661707B (zh) | 2024-09-20 |
| AU2020351200A1 (en) | 2021-10-07 |
| KR20210107883A (ko) | 2021-09-01 |
| SG11202110106TA (en) | 2021-10-28 |
| CA3133707A1 (en) | 2021-03-25 |
| JP2025118954A (ja) | 2025-08-13 |
| AU2023202413A1 (en) | 2023-05-11 |
| US20250386030A1 (en) | 2025-12-18 |
| AU2024204068B2 (en) | 2026-04-02 |
| US11418813B2 (en) | 2022-08-16 |
| CA3133707C (en) | 2024-01-02 |
| AU2020351200B2 (en) | 2023-01-19 |
| AU2024204068A1 (en) | 2024-07-04 |
| JP2024019654A (ja) | 2024-02-09 |
| KR102941455B1 (ko) | 2026-03-20 |
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