CN113545066B - 视频码流解码方法和解码器、编码器以及电子设备 - Google Patents

视频码流解码方法和解码器、编码器以及电子设备 Download PDF

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CN113545066B
CN113545066B CN202080018728.0A CN202080018728A CN113545066B CN 113545066 B CN113545066 B CN 113545066B CN 202080018728 A CN202080018728 A CN 202080018728A CN 113545066 B CN113545066 B CN 113545066B
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picture
layer
pictures
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CN113545066A (zh
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崔秉斗
刘杉
史蒂芬·文格尔
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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)
CN202080018728.0A 2019-03-15 2020-03-12 视频码流解码方法和解码器、编码器以及电子设备 Active CN113545066B (zh)

Priority Applications (1)

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Applications Claiming Priority (5)

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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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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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Also Published As

Publication number Publication date
CN113545066A (zh) 2021-10-22
CA3223378A1 (en) 2020-09-24
JP7736381B2 (ja) 2025-09-09
EP3939299A4 (en) 2023-01-11
US10986353B2 (en) 2021-04-20
CN118075456A (zh) 2024-05-24
US12238307B2 (en) 2025-02-25
SG11202109670QA (en) 2021-10-28
CA3132986A1 (en) 2020-09-24
AU2020241507A1 (en) 2021-09-30
US20200296392A1 (en) 2020-09-17
AU2023285834A1 (en) 2024-01-18
EP3939299A1 (en) 2022-01-19
US11516486B2 (en) 2022-11-29
JP7250934B2 (ja) 2023-04-03
JP2022515557A (ja) 2022-02-18
US20230013580A1 (en) 2023-01-19
AU2023285834B2 (en) 2025-07-03
KR102569959B1 (ko) 2023-08-23
JP2023088998A (ja) 2023-06-27
KR20210107893A (ko) 2021-09-01
KR102927368B1 (ko) 2026-02-19
AU2020241507B2 (en) 2023-09-28
KR20230125347A (ko) 2023-08-29
US20210203962A1 (en) 2021-07-01
WO2020190616A1 (en) 2020-09-24

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