KR20220112785A - 비디오 코딩에서의 픽처 헤더 인트라 랜덤 액세스 픽처 및 점진적 디코더 리프레시 시그널링 - Google Patents

비디오 코딩에서의 픽처 헤더 인트라 랜덤 액세스 픽처 및 점진적 디코더 리프레시 시그널링 Download PDF

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KR20220112785A
KR20220112785A KR1020227020175A KR20227020175A KR20220112785A KR 20220112785 A KR20220112785 A KR 20220112785A KR 1020227020175 A KR1020227020175 A KR 1020227020175A KR 20227020175 A KR20227020175 A KR 20227020175A KR 20220112785 A KR20220112785 A KR 20220112785A
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picture
nal unit
gdr
pictures
picture header
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Korean (ko)
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무하메드 제이드 코반
바딤 세레긴
아다르쉬 크리쉬난 라마수브라모니안
마르타 카르체비츠
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퀄컴 인코포레이티드
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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
    • H04N19/70—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
    • 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
    • H04N19/17—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
    • H04N19/184—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
    • H04N19/10—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227020175A 2019-12-23 2020-12-23 비디오 코딩에서의 픽처 헤더 인트라 랜덤 액세스 픽처 및 점진적 디코더 리프레시 시그널링 Pending KR20220112785A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962953035P 2019-12-23 2019-12-23
US62/953,035 2019-12-23
US17/130,759 2020-12-22
US17/130,759 US11356705B2 (en) 2019-12-23 2020-12-22 Picture header intra random access picture and gradual decoder refresh signaling in video coding
PCT/US2020/066838 WO2021133909A1 (en) 2019-12-23 2020-12-23 Picture header intra random access picture and gradual decoder refresh signaling in video coding

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KR20220112785A true KR20220112785A (ko) 2022-08-11

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US (1) US11356705B2 (https=)
EP (1) EP4082207B1 (https=)
JP (1) JP7664253B2 (https=)
KR (1) KR20220112785A (https=)
CN (1) CN114846802B (https=)
BR (1) BR112022011752A2 (https=)
PH (1) PH12022551264A1 (https=)
TW (1) TWI868286B (https=)
WO (1) WO2021133909A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11812062B2 (en) 2019-12-27 2023-11-07 Bytedance Inc. Syntax for signaling video subpictures
US11936917B2 (en) 2020-01-09 2024-03-19 Bytedance Inc. Processing of filler data units in video streams
WO2025048317A1 (ko) * 2023-08-28 2025-03-06 가온그룹 주식회사 비디오 부호화 및 복호화를 위한 개선된 단계적 복호화기 갱신 방법 및 장치

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MX2022005385A (es) * 2019-11-05 2022-07-11 Lg Electronics Inc Método y dispositivo para procesar información de imagen para la codificación de imágenes/video.
US11395007B2 (en) * 2019-12-12 2022-07-19 Tencent America LLC Method for signaling dependent and independent picture header
WO2021134018A1 (en) 2019-12-26 2021-07-01 Bytedance Inc. Signaling of decoded picture buffer parameters in layered video
CN114902674B (zh) 2019-12-26 2025-07-15 字节跳动有限公司 视频编解码中的档次、层和层级指示
CN114830662B (zh) * 2019-12-27 2023-04-14 阿里巴巴（中国）有限公司 用于对图像执行逐步解码刷新处理的方法和系统
WO2021177794A1 (ko) * 2020-03-05 2021-09-10 엘지전자 주식회사 혼성 nal 유닛 타입에 기반하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
CN119922317A (zh) * 2020-04-24 2025-05-02 三星电子株式会社 影像的译码方法及装置

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US20040260827A1 (en) * 2003-06-19 2004-12-23 Nokia Corporation Stream switching based on gradual decoder refresh
US10051264B2 (en) * 2012-04-20 2018-08-14 Qualcomm Incorporated Marking reference pictures in video sequences having broken link pictures
US9860529B2 (en) * 2013-07-16 2018-01-02 Qualcomm Incorporated Processing illumination compensation for video coding
US9854270B2 (en) * 2013-12-19 2017-12-26 Qualcomm Incorporated Device and method for scalable coding of video information
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US10306253B2 (en) * 2015-10-14 2019-05-28 Qualcomm Incorporated Signaling of parameter sets in files of multi-layer bitstreams
US10679415B2 (en) * 2017-07-05 2020-06-09 Qualcomm Incorporated Enhanced signaling of regions of interest in container files and video bitstreams
US11418813B2 (en) * 2019-09-20 2022-08-16 Tencent America LLC Signaling of inter layer prediction in video bitstream
WO2021142370A1 (en) 2020-01-09 2021-07-15 Bytedance Inc. Constraints on value ranges in video bitstreams
US11706428B2 (en) * 2020-04-06 2023-07-18 Tencent America LLC Method for signaling picture header in coded video stream
US11558630B2 (en) 2020-05-20 2023-01-17 Tencent America LLC Techniques for random access point indication and picture output in coded video stream

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11812062B2 (en) 2019-12-27 2023-11-07 Bytedance Inc. Syntax for signaling video subpictures
US11936917B2 (en) 2020-01-09 2024-03-19 Bytedance Inc. Processing of filler data units in video streams
US11956476B2 (en) 2020-01-09 2024-04-09 Bytedance Inc. Constraints on value ranges in video bitstreams
US11968405B2 (en) 2020-01-09 2024-04-23 Bytedance Inc. Signalling of high level syntax indication
US11985357B2 (en) 2020-01-09 2024-05-14 Bytedance Inc. Signalling of the presence of inter-layer reference pictures
US12506903B2 (en) 2020-01-09 2025-12-23 Bytedance Inc. Processing of filler data units in video streams
WO2025048317A1 (ko) * 2023-08-28 2025-03-06 가온그룹 주식회사 비디오 부호화 및 복호화를 위한 개선된 단계적 복호화기 갱신 방법 및 장치

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BR112022011752A2 (pt) 2022-08-30
CN114846802A (zh) 2022-08-02
JP7664253B2 (ja) 2025-04-17
JP2023517426A (ja) 2023-04-26
TWI868286B (zh) 2025-01-01
US20210195248A1 (en) 2021-06-24
CN114846802B (zh) 2025-06-17
US11356705B2 (en) 2022-06-07
PH12022551264A1 (en) 2023-11-20
EP4082207B1 (en) 2024-01-17
WO2021133909A1 (en) 2021-07-01
EP4082207C0 (en) 2024-01-17
EP4082207A1 (en) 2022-11-02
TW202133616A (zh) 2021-09-01

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