CA3132986A1 - Decoded picture buffer management for video coding - Google Patents
Decoded picture buffer management for video coding Download PDFInfo
- Publication number
- CA3132986A1 CA3132986A1 CA3132986A CA3132986A CA3132986A1 CA 3132986 A1 CA3132986 A1 CA 3132986A1 CA 3132986 A CA3132986 A CA 3132986A CA 3132986 A CA3132986 A CA 3132986A CA 3132986 A1 CA3132986 A1 CA 3132986A1
- Authority
- CA
- Canada
- Prior art keywords
- block
- block vector
- vector predictor
- current
- spatial neighboring
- 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
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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
- H04N19/10—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/188—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 a video data packet, e.g. a network abstraction layer [NAL] unit
-
- 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
- H04N19/42—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
- H04N19/423—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 characterised by memory arrangements
-
- 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
- H04N19/70—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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA3223378A CA3223378A1 (en) | 2019-03-15 | 2020-03-12 | Decoded picture buffer management for video coding |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962819460P | 2019-03-15 | 2019-03-15 | |
| US62/819,460 | 2019-03-15 | ||
| US16/815,710 | 2020-03-11 | ||
| US16/815,710 US10986353B2 (en) | 2019-03-15 | 2020-03-11 | Decoded picture buffer management for video coding |
| PCT/US2020/022264 WO2020190616A1 (en) | 2019-03-15 | 2020-03-12 | Decoded picture buffer management for video coding |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3223378A Division CA3223378A1 (en) | 2019-03-15 | 2020-03-12 | Decoded picture buffer management for video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3132986A1 true CA3132986A1 (en) | 2020-09-24 |
Family
ID=72422814
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3132986A Pending CA3132986A1 (en) | 2019-03-15 | 2020-03-12 | Decoded picture buffer management for video coding |
| CA3223378A Pending CA3223378A1 (en) | 2019-03-15 | 2020-03-12 | Decoded picture buffer management for video coding |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3223378A Pending CA3223378A1 (en) | 2019-03-15 | 2020-03-12 | Decoded picture buffer management for video coding |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US10986353B2 (https=) |
| EP (1) | EP3939299A4 (https=) |
| JP (2) | JP7250934B2 (https=) |
| KR (2) | KR102569959B1 (https=) |
| CN (2) | CN118075456A (https=) |
| AU (2) | AU2020241507B2 (https=) |
| CA (2) | CA3132986A1 (https=) |
| SG (1) | SG11202109670QA (https=) |
| WO (1) | WO2020190616A1 (https=) |
Families Citing this family (4)
| 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 |
| US12034949B2 (en) * | 2021-01-14 | 2024-07-09 | Samsung Electronics Co., Ltd. | Video decoding apparatus and video decoding method |
| WO2024126057A1 (en) * | 2022-12-16 | 2024-06-20 | Interdigital Ce Patent Holdings, Sas | Reference picture marking process based on temporal identifier |
| KR20240175190A (ko) | 2023-06-12 | 2024-12-19 | 주식회사 포스코 | 저온 인성이 우수한 후강판 및 이의 제조방법 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080066784A (ko) * | 2005-10-11 | 2008-07-16 | 노키아 코포레이션 | 규모가변적 비디오 코딩을 위한 효율적 디코딩 화상 버퍼관리 |
| EP2713624A1 (en) * | 2012-09-20 | 2014-04-02 | Advanced Digital Broadcast S.A. | Method and system for generating an instantaneous decoding refresh (IDR) picture slice in an H.264/AVC compliant video data stream |
| US9992492B2 (en) | 2012-10-09 | 2018-06-05 | Cisco Technology, Inc. | Providing a common set of parameters for sub-layers of coded video |
| CN104919803B (zh) * | 2013-01-15 | 2017-09-12 | 华为技术有限公司 | 一种用于解码视频比特流的方法 |
| CN104937942B (zh) * | 2013-01-16 | 2016-09-07 | 瑞典爱立信有限公司 | 用于视频序列编码的解码器、编码器和方法 |
| KR102383006B1 (ko) * | 2013-04-07 | 2022-04-04 | 돌비 인터네셔널 에이비 | 출력 계층 세트들에서의 시그널링 변경 |
| JP2015035642A (ja) * | 2013-07-10 | 2015-02-19 | シャープ株式会社 | 画像復号装置、および画像符号化装置 |
| US9794579B2 (en) * | 2013-07-15 | 2017-10-17 | Qualcomm Incorporated | Decoded picture buffer operations for video coding |
| US9979971B2 (en) * | 2013-10-14 | 2018-05-22 | Qualcomm Incorporated | Device and method for scalable coding of video information |
| CN106416250B (zh) * | 2013-12-02 | 2020-12-04 | 诺基亚技术有限公司 | 视频编码和解码 |
| WO2015102042A1 (en) * | 2014-01-02 | 2015-07-09 | Sharp Kabushiki Kaisha | Parameter set signaling |
| JP6465863B2 (ja) | 2014-03-14 | 2019-02-06 | シャープ株式会社 | 画像復号装置、画像復号方法及び記録媒体 |
| JP2017522792A (ja) * | 2014-06-18 | 2017-08-10 | シャープ株式会社 | スライス・タイプおよびデコーダ適合性 |
| EP3158753B1 (en) | 2014-06-19 | 2021-12-08 | VID SCALE, Inc. | Intra block copy coding with block vector derivation |
| US9866851B2 (en) * | 2014-06-20 | 2018-01-09 | Qualcomm Incorporated | Full picture order count reset for multi-layer codecs |
| GB2534591A (en) | 2015-01-29 | 2016-08-03 | Nokia Technologies Oy | Video encoding and decoding |
| CN108322754A (zh) | 2017-01-16 | 2018-07-24 | 联发科技股份有限公司 | 编码方法与相对应的编码器以及解码器 |
| US11012686B2 (en) | 2019-03-08 | 2021-05-18 | Tencent America LLC | Unified block vector prediction for intra picture block compensation |
-
2020
- 2020-03-11 US US16/815,710 patent/US10986353B2/en active Active
- 2020-03-12 CA CA3132986A patent/CA3132986A1/en active Pending
- 2020-03-12 AU AU2020241507A patent/AU2020241507B2/en active Active
- 2020-03-12 CN CN202410397666.9A patent/CN118075456A/zh active Pending
- 2020-03-12 CA CA3223378A patent/CA3223378A1/en active Pending
- 2020-03-12 EP EP20773256.1A patent/EP3939299A4/en active Pending
- 2020-03-12 JP JP2021540209A patent/JP7250934B2/ja active Active
- 2020-03-12 KR KR1020217026379A patent/KR102569959B1/ko active Active
- 2020-03-12 WO PCT/US2020/022264 patent/WO2020190616A1/en not_active Ceased
- 2020-03-12 KR KR1020237028174A patent/KR102927368B1/ko active Active
- 2020-03-12 CN CN202080018728.0A patent/CN113545066B/zh active Active
- 2020-03-12 SG SG11202109670Q patent/SG11202109670QA/en unknown
-
2021
- 2021-03-17 US US17/204,098 patent/US11516486B2/en active Active
-
2022
- 2022-09-09 US US17/941,560 patent/US12238307B2/en active Active
-
2023
- 2023-03-22 JP JP2023045837A patent/JP7736381B2/ja active Active
- 2023-12-21 AU AU2023285834A patent/AU2023285834B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3939299A1 (en) | 2022-01-19 |
| EP3939299A4 (en) | 2023-01-11 |
| CN113545066A (zh) | 2021-10-22 |
| CA3223378A1 (en) | 2020-09-24 |
| JP7250934B2 (ja) | 2023-04-03 |
| US20210203962A1 (en) | 2021-07-01 |
| US20230013580A1 (en) | 2023-01-19 |
| AU2023285834B2 (en) | 2025-07-03 |
| CN118075456A (zh) | 2024-05-24 |
| AU2020241507A1 (en) | 2021-09-30 |
| US12238307B2 (en) | 2025-02-25 |
| US20200296392A1 (en) | 2020-09-17 |
| KR20210107893A (ko) | 2021-09-01 |
| JP7736381B2 (ja) | 2025-09-09 |
| SG11202109670QA (en) | 2021-10-28 |
| KR20230125347A (ko) | 2023-08-29 |
| US10986353B2 (en) | 2021-04-20 |
| KR102569959B1 (ko) | 2023-08-23 |
| AU2020241507B2 (en) | 2023-09-28 |
| US11516486B2 (en) | 2022-11-29 |
| CN113545066B (zh) | 2024-03-08 |
| JP2022515557A (ja) | 2022-02-18 |
| KR102927368B1 (ko) | 2026-02-19 |
| AU2023285834A1 (en) | 2024-01-18 |
| JP2023088998A (ja) | 2023-06-27 |
| WO2020190616A1 (en) | 2020-09-24 |
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| EEER | Examination request |
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Free format text: ST27 STATUS EVENT CODE: N-2-6-B10-B12-B309 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: DEEMED ABANDONED - FAILURE TO RESPOND TO A REQUEST FOR CONTINUED EXAMINATION NOTICE Effective date: 20240903 |
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