TWI792121B - 用以在視頻流中混合不同網路抽象層單元類型的網路抽象層單元的解碼器、編碼器和方法 - Google Patents

用以在視頻流中混合不同網路抽象層單元類型的網路抽象層單元的解碼器、編碼器和方法 Download PDF

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TWI792121B
TWI792121B TW109144775A TW109144775A TWI792121B TW I792121 B TWI792121 B TW I792121B TW 109144775 A TW109144775 A TW 109144775A TW 109144775 A TW109144775 A TW 109144775A TW I792121 B TWI792121 B TW I792121B
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bitstream
random access
sub
unit
abstraction layer
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TW109144775A
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TW202127889A (zh
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亞果 桑切斯德拉富恩特
卡斯騰 蘇赫林
柯尼勒斯 赫爾格
湯馬士 席爾
羅伯 斯庫平
湯馬士 韋根
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弗勞恩霍夫爾協會
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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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/184—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • 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)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
TW109144775A 2019-12-20 2020-12-17 用以在視頻流中混合不同網路抽象層單元類型的網路抽象層單元的解碼器、編碼器和方法 TWI792121B (zh)

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EP19219057.7 2019-12-20
EP19219057 2019-12-20

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TW202127889A TW202127889A (zh) 2021-07-16
TWI792121B true TWI792121B (zh) 2023-02-11

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US (2) US12355990B2 (https=)
EP (1) EP4078973A1 (https=)
JP (2) JP7659561B2 (https=)
KR (1) KR20220114562A (https=)
CN (2) CN120302050A (https=)
AU (2) AU2020406072B2 (https=)
CA (1) CA3164485A1 (https=)
TW (1) TWI792121B (https=)
WO (1) WO2021122817A1 (https=)

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EP4117290A4 (en) * 2020-03-05 2024-03-20 LG Electronics, Inc. METHOD AND DEVICE FOR IMAGE ENCODING/DECODING BASED ON MIXED NAL UNIT TYPE AND METHOD FOR TRANSMITTING BIT STREAM
WO2021188801A1 (en) 2020-03-20 2021-09-23 Bytedance Inc. Coding of neighboring subpictures
EP4122195A4 (en) 2020-04-20 2023-06-21 ByteDance Inc. REFERENCE IMAGE LISTING RESTRICTIONS
WO2025206842A1 (ko) * 2024-03-29 2025-10-02 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2025216550A1 (ko) * 2024-04-09 2025-10-16 엘지전자 주식회사 영상 정보를 디코딩하는 방법, 영상 정보를 인코딩하는 방법, 및 영상 정보에 관한 데이터를 전송하는 방법
WO2025216531A1 (ko) * 2024-04-09 2025-10-16 엘지전자 주식회사 영상 정보를 디코딩하는 방법, 영상 정보를 인코딩하는 방법, 및 영상 정보에 관한 데이터를 전송하는 방법

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CN115550659B (zh) 2019-03-11 2025-05-06 华为技术有限公司 在一个图像内支持混合nal单元类型的编码方法及编码器
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Publication number Publication date
TW202127889A (zh) 2021-07-16
CN115066905A (zh) 2022-09-16
US20230027374A1 (en) 2023-01-26
CN115066905B (zh) 2025-06-10
AU2026202540A1 (en) 2026-04-23
CA3164485A1 (en) 2021-06-24
JP2025098223A (ja) 2025-07-01
US12355990B2 (en) 2025-07-08
JP2023507348A (ja) 2023-02-22
JP7852117B2 (ja) 2026-04-27
WO2021122817A1 (en) 2021-06-24
AU2020406072A1 (en) 2022-08-11
AU2020406072B2 (en) 2026-01-15
EP4078973A1 (en) 2022-10-26
CN120302050A (zh) 2025-07-11
US20250294175A1 (en) 2025-09-18
JP7659561B2 (ja) 2025-04-09
KR20220114562A (ko) 2022-08-17

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