JP7250934B2 - ビデオ符号化のための復号されたピクチャバッファ管理 - Google Patents

ビデオ符号化のための復号されたピクチャバッファ管理 Download PDF

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JP7250934B2
JP7250934B2 JP2021540209A JP2021540209A JP7250934B2 JP 7250934 B2 JP7250934 B2 JP 7250934B2 JP 2021540209 A JP2021540209 A JP 2021540209A JP 2021540209 A JP2021540209 A JP 2021540209A JP 7250934 B2 JP7250934 B2 JP 7250934B2
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picture
pictures
value
buffer
video
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JP2022515557A (ja
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ビョンドゥ・チェ
シャン・リュウ
ステファン・ヴェンガー
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Tencent America LLC
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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
    • H04N19/70—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)
JP2021540209A 2019-03-15 2020-03-12 ビデオ符号化のための復号されたピクチャバッファ管理 Active JP7250934B2 (ja)

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JP2023045837A JP7736381B2 (ja) 2019-03-15 2023-03-22 ビデオ符号化のための復号されたピクチャバッファ管理

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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JP7250934B2 true JP7250934B2 (ja) 2023-04-03

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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=)

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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

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WO2015137432A1 (ja) 2014-03-14 2015-09-17 シャープ株式会社 画像復号装置、及び画像復号方法

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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
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CN106416250B (zh) * 2013-12-02 2020-12-04 诺基亚技术有限公司 视频编码和解码
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BROSS, Benjamin et al.，Versatile Video Coding (Draft 4)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 13th Meeting: Marrakech, MA, 9-18 Jan. 2019, [JVET-M1001-v6]，JVET-M1001 (version 6)，ITU-T，2019年03月09日，＜URL:http://phenix.it-sudparis.eu/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M1001-v6.zip＞: JVET-M1001-v6.docx: pp. 99-101
CHOI, Byeongdoo et al.，AHG17: On decoded picture buffer management，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 14th Meeting: Geneva, CH, 19-27 March 2019, [JVET-N0058]，JVET-N0058 (version 1)，ITU-T，2019年03月16日，＜URL:http://phenix.it-sudparis.eu/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N0058-v1.zip＞: JVET-N0058.docx: pp. 1-5
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EP3939299A1 (en) 2022-01-19
EP3939299A4 (en) 2023-01-11
CN113545066A (zh) 2021-10-22
CA3223378A1 (en) 2020-09-24
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
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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