KR102569959B1 - 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 - Google Patents

비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 Download PDF

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KR102569959B1
KR102569959B1 KR1020217026379A KR20217026379A KR102569959B1 KR 102569959 B1 KR102569959 B1 KR 102569959B1 KR 1020217026379 A KR1020217026379 A KR 1020217026379A KR 20217026379 A KR20217026379 A KR 20217026379A KR 102569959 B1 KR102569959 B1 KR 102569959B1
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picture
pictures
decoded
processor
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KR20210107893A (ko
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병두 최
산 류
스테판 웽거
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텐센트 아메리카 엘엘씨
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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
    • H04N19/102—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217026379A 2019-03-15 2020-03-12 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리 Active KR102569959B1 (ko)

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Application Number Priority Date Filing Date Title
KR1020237028174A KR102927368B1 (ko) 2019-03-15 2020-03-12 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리

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

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KR1020237028174A Division KR102927368B1 (ko) 2019-03-15 2020-03-12 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리

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KR20210107893A KR20210107893A (ko) 2021-09-01
KR102569959B1 true KR102569959B1 (ko) 2023-08-23

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KR1020237028174A Active KR102927368B1 (ko) 2019-03-15 2020-03-12 비디오 코딩을 위한 디코딩된 픽처 버퍼 관리

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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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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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
CA3132986A1 (en) 2020-09-24
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
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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