CN114128262B - 视频处理中的自适应分辨率改变 - Google Patents

视频处理中的自适应分辨率改变

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Publication number
CN114128262B
CN114128262B CN202080046836.9A CN202080046836A CN114128262B CN 114128262 B CN114128262 B CN 114128262B CN 202080046836 A CN202080046836 A CN 202080046836A CN 114128262 B CN114128262 B CN 114128262B
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China
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reference image
filter
image
resolution
video
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Chinese (zh)
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CN114128262A (zh
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穆罕默德·G·萨维尔
叶琰
罗建聪
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Alibaba Innovation Private Ltd
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Alibaba Group Holding Ltd
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Priority to CN202511079485.2A priority Critical patent/CN120915943A/zh
Priority to CN202511079482.9A priority patent/CN120915942A/zh
Priority to CN202511079476.3A priority patent/CN120915940A/zh
Priority to CN202511079479.7A priority patent/CN120915941A/zh
Publication of CN114128262A publication Critical patent/CN114128262A/zh
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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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/30—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
    • H04N19/42—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
    • H04N19/426—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 using memory downsizing methods
    • H04N19/428—Recompression, e.g. by spatial or temporal decimation
    • 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)
CN202080046836.9A 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变 Active CN114128262B (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN202511079485.2A CN120915943A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079482.9A CN120915942A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079476.3A CN120915940A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079479.7A CN120915941A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962865927P 2019-06-24 2019-06-24
US62/865,927 2019-06-24
US201962900439P 2019-09-13 2019-09-13
US62/900,439 2019-09-13
PCT/US2020/035079 WO2020263499A1 (en) 2019-06-24 2020-05-29 Adaptive resolution change in video processing

Related Child Applications (4)

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CN202511079482.9A Division CN120915942A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079476.3A Division CN120915940A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079479.7A Division CN120915941A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079485.2A Division CN120915943A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变

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CN114128262A CN114128262A (zh) 2022-03-01
CN114128262B true CN114128262B (zh) 2025-09-12

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CN202080046836.9A Active CN114128262B (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079479.7A Pending CN120915941A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079482.9A Pending CN120915942A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079485.2A Pending CN120915943A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079476.3A Pending CN120915940A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变

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CN202511079479.7A Pending CN120915941A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079482.9A Pending CN120915942A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079485.2A Pending CN120915943A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变
CN202511079476.3A Pending CN120915940A (zh) 2019-06-24 2020-05-29 视频处理中的自适应分辨率改变

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US (3) US11190781B2 (https=)
EP (2) EP3981155A4 (https=)
JP (3) JP7609810B2 (https=)
KR (1) KR20220024659A (https=)
CN (5) CN114128262B (https=)
WO (1) WO2020263499A1 (https=)

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Also Published As

Publication number Publication date
CN120915943A (zh) 2025-11-07
US20200404297A1 (en) 2020-12-24
JP2026031570A (ja) 2026-02-24
CN120915942A (zh) 2025-11-07
US20220086469A1 (en) 2022-03-17
WO2020263499A1 (en) 2020-12-30
CN120915941A (zh) 2025-11-07
US11843790B2 (en) 2023-12-12
JP2025028308A (ja) 2025-02-28
KR20220024659A (ko) 2022-03-03
US20240089473A1 (en) 2024-03-14
EP3981155A1 (en) 2022-04-13
EP4593392A2 (en) 2025-07-30
US11190781B2 (en) 2021-11-30
JP7609810B2 (ja) 2025-01-07
CN120915940A (zh) 2025-11-07
EP3981155A4 (en) 2022-08-17
JP2022539657A (ja) 2022-09-13
US20230045775A9 (en) 2023-02-09
EP4593392A3 (en) 2025-10-29
CN114128262A (zh) 2022-03-01

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