JP7664253B2 - ビデオコーディング中でのピクチャヘッダイントラランダムアクセスピクチャおよび漸次デコーダリフレッシュのシグナリング - Google Patents

ビデオコーディング中でのピクチャヘッダイントラランダムアクセスピクチャおよび漸次デコーダリフレッシュのシグナリング Download PDF

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JP7664253B2
JP7664253B2 JP2022537062A JP2022537062A JP7664253B2 JP 7664253 B2 JP7664253 B2 JP 7664253B2 JP 2022537062 A JP2022537062 A JP 2022537062A JP 2022537062 A JP2022537062 A JP 2022537062A JP 7664253 B2 JP7664253 B2 JP 7664253B2
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picture
nal unit
gdr
irap
picture header
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JP2023517426A5 (https=
JPWO2021133909A5 (https=
JP2023517426A (ja
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コバン、ムハンメド・ゼイド
セレジン、バディム
ラマスブラモニアン、アダルシュ・クリシュナン
カルチェビチ、マルタ
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Qualcomm Inc
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Qualcomm Inc
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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)
JP2022537062A 2019-12-23 2020-12-23 ビデオコーディング中でのピクチャヘッダイントラランダムアクセスピクチャおよび漸次デコーダリフレッシュのシグナリング Active JP7664253B2 (ja)

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 US11356705B2 (en) 2019-12-23 2020-12-22 Picture header intra random access picture and gradual decoder refresh signaling in video coding
US17/130,759 2020-12-22
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

Publications (4)

Publication Number Publication Date
JP2023517426A JP2023517426A (ja) 2023-04-26
JP2023517426A5 JP2023517426A5 (https=) 2023-12-04
JPWO2021133909A5 JPWO2021133909A5 (https=) 2023-12-04
JP7664253B2 true JP7664253B2 (ja) 2025-04-17

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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=)

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EP4044598B1 (en) * 2019-11-05 2025-03-05 LG Electronics Inc. Method and device for processing image information for image/video coding
US11395007B2 (en) * 2019-12-12 2022-07-19 Tencent America LLC Method for signaling dependent and independent picture header
CN114902656B (zh) 2019-12-26 2025-03-21 字节跳动有限公司 对编解码比特流中的视频层的信令的约束
JP7425204B2 (ja) 2019-12-26 2024-01-30 バイトダンス インコーポレイテッド ビデオビットストリームにおける仮想参照デコーダパラメータのシグナリングに対する制約
EP4066386A4 (en) 2019-12-27 2023-01-25 ByteDance Inc. SUB-PICTURE SIGNALING IN VIDEO ENCODING
EP4082200A4 (en) * 2019-12-27 2023-07-05 Alibaba Group Holding Limited METHODS AND SYSTEMS FOR PERFORMING PROGRESSIVE DECODING REFRESH PROCESSING ON IMAGES
EP4074024A4 (en) 2020-01-09 2023-04-05 ByteDance Inc. SIGNALING THE PRESENCE OF INTER-LAYER REFERENCE IMAGES
KR102928668B1 (ko) * 2020-03-05 2026-02-20 노키아 테크놀로지스 오와이 혼성 nal 유닛 타입에 기반하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
EP4142286A4 (en) * 2020-04-24 2024-01-10 Atins Inc. METHOD AND APPARATUS FOR DECODING VIDEO
KR20250031318A (ko) * 2023-08-28 2025-03-07 가온그룹 주식회사 비디오 부호화 및 복호화를 위한 개선된 단계적 복호화기 갱신 방법 및 장치

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WO2021142364A1 (en) 2020-01-09 2021-07-15 Bytedance Inc. Signalling of high level syntax indication
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US20040260827A1 (en) * 2003-06-19 2004-12-23 Nokia Corporation Stream switching based on gradual decoder refresh
US9979958B2 (en) * 2012-04-20 2018-05-22 Qualcomm Incorporated Decoded picture buffer processing for random access point pictures in video sequences
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
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WO2021236610A1 (en) 2020-05-20 2021-11-25 Tencent America LLC Techniques for random access point indication and picture output in coded video stream

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Also Published As

Publication number Publication date
TW202133616A (zh) 2021-09-01
EP4082207B1 (en) 2024-01-17
CN114846802A (zh) 2022-08-02
US11356705B2 (en) 2022-06-07
EP4082207C0 (en) 2024-01-17
US20210195248A1 (en) 2021-06-24
CN114846802B (zh) 2025-06-17
KR20220112785A (ko) 2022-08-11
BR112022011752A2 (pt) 2022-08-30
EP4082207A1 (en) 2022-11-02
TWI868286B (zh) 2025-01-01
WO2021133909A1 (en) 2021-07-01
PH12022551264A1 (en) 2023-11-20
JP2023517426A (ja) 2023-04-26

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