KR102927368B1 - 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 - Google Patents
비디오 코딩을 위한 디코딩된 픽처 버퍼 관리Info
- Publication number
- KR102927368B1 KR102927368B1 KR1020237028174A KR20237028174A KR102927368B1 KR 102927368 B1 KR102927368 B1 KR 102927368B1 KR 1020237028174 A KR1020237028174 A KR 1020237028174A KR 20237028174 A KR20237028174 A KR 20237028174A KR 102927368 B1 KR102927368 B1 KR 102927368B1
- Authority
- KR
- South Korea
- Prior art keywords
- picture
- pictures
- processor
- decoded
- unit type
- 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.)
- Active
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
- H04N19/10—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)
Applications Claiming Priority (6)
| 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 |
| KR1020217026379A KR102569959B1 (ko) | 2019-03-15 | 2020-03-12 | 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 |
| PCT/US2020/022264 WO2020190616A1 (en) | 2019-03-15 | 2020-03-12 | Decoded picture buffer management for video coding |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217026379A Division KR102569959B1 (ko) | 2019-03-15 | 2020-03-12 | 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20230125347A KR20230125347A (ko) | 2023-08-29 |
| KR102927368B1 true KR102927368B1 (ko) | 2026-02-19 |
Family
ID=72422814
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237028174A Active KR102927368B1 (ko) | 2019-03-15 | 2020-03-12 | 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 |
| KR1020217026379A Active KR102569959B1 (ko) | 2019-03-15 | 2020-03-12 | 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217026379A Active KR102569959B1 (ko) | 2019-03-15 | 2020-03-12 | 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US10986353B2 (https=) |
| EP (1) | EP3939299A4 (https=) |
| JP (2) | JP7250934B2 (https=) |
| KR (2) | KR102927368B1 (https=) |
| CN (2) | CN113545066B (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 |
|---|---|---|---|---|
| KR102610092B1 (ko) | 2018-08-17 | 2023-12-04 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 코딩의 참조 픽처 관리 |
| 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 |
|---|---|---|---|---|
| CN101317459A (zh) * | 2005-10-11 | 2008-12-03 | 诺基亚公司 | 用于可伸缩视频编码的有效解码图像缓存管理 |
| 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 |
| CN104756500B (zh) * | 2012-10-09 | 2018-07-17 | 思科技术公司 | 向经编码视频的子层提供共同参数集 |
| JP6209772B2 (ja) * | 2013-01-15 | 2017-10-11 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | シグナリングを用いたビデオデコーダ |
| TR201809689T4 (tr) * | 2013-01-16 | 2018-07-23 | Ericsson Telefon Ab L M | Bir video dizisinin kodlanması için kodlayıcı ve kod çözücü. |
| UA115804C2 (uk) * | 2013-04-07 | 2017-12-26 | Долбі Інтернешнл Аб | Сигналізація зміни наборів рівнів виведення |
| 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 |
| US10212435B2 (en) * | 2013-10-14 | 2019-02-19 | Qualcomm Incorporated | Device and method for scalable coding of video information |
| EP3078195A4 (en) * | 2013-12-02 | 2017-08-09 | Nokia Technologies OY | Video encoding and decoding |
| 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 |
| US20170134742A1 (en) * | 2014-06-18 | 2017-05-11 | Sharp Kabushiki Kaisha | Slice type and decoder conformance |
| KR102402622B1 (ko) | 2014-06-19 | 2022-05-27 | 브이아이디 스케일, 인크. | 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템 |
| 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 KR KR1020237028174A patent/KR102927368B1/ko 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 EP EP20773256.1A patent/EP3939299A4/en active Pending
- 2020-03-12 CN CN202080018728.0A patent/CN113545066B/zh active Active
- 2020-03-12 WO PCT/US2020/022264 patent/WO2020190616A1/en not_active Ceased
- 2020-03-12 SG SG11202109670Q patent/SG11202109670QA/en unknown
- 2020-03-12 JP JP2021540209A patent/JP7250934B2/ja active Active
- 2020-03-12 KR KR1020217026379A patent/KR102569959B1/ko active Active
- 2020-03-12 CN CN202410397666.9A patent/CN118075456A/zh active Pending
- 2020-03-12 CA CA3223378A patent/CA3223378A1/en active Pending
-
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
Non-Patent Citations (2)
| Title |
|---|
| Benjamin Bross et al, Versatile Video Coding (Draft 4), JVET of ITU-T and ISO/IEC, JVET-M1001 version 6 (2019.03.09.) 1부.* |
| Byeongdoo Choi et al, MV-HEVC/SHVC HLS: On inter-layer dependency signalling, JCT-VC of ITU-T and ISO/IEC, JCTVC-O0138 version 2 (2013.10.21.) 1부.* |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113545066A (zh) | 2021-10-22 |
| CA3223378A1 (en) | 2020-09-24 |
| JP7736381B2 (ja) | 2025-09-09 |
| EP3939299A4 (en) | 2023-01-11 |
| US10986353B2 (en) | 2021-04-20 |
| CN118075456A (zh) | 2024-05-24 |
| US12238307B2 (en) | 2025-02-25 |
| SG11202109670QA (en) | 2021-10-28 |
| CA3132986A1 (en) | 2020-09-24 |
| AU2020241507A1 (en) | 2021-09-30 |
| US20200296392A1 (en) | 2020-09-17 |
| AU2023285834A1 (en) | 2024-01-18 |
| EP3939299A1 (en) | 2022-01-19 |
| US11516486B2 (en) | 2022-11-29 |
| JP7250934B2 (ja) | 2023-04-03 |
| JP2022515557A (ja) | 2022-02-18 |
| US20230013580A1 (en) | 2023-01-19 |
| AU2023285834B2 (en) | 2025-07-03 |
| KR102569959B1 (ko) | 2023-08-23 |
| JP2023088998A (ja) | 2023-06-27 |
| KR20210107893A (ko) | 2021-09-01 |
| CN113545066B (zh) | 2024-03-08 |
| AU2020241507B2 (en) | 2023-09-28 |
| KR20230125347A (ko) | 2023-08-29 |
| US20210203962A1 (en) | 2021-07-01 |
| WO2020190616A1 (en) | 2020-09-24 |
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