CN105580367B - 数据编码和解码 - Google Patents

数据编码和解码 Download PDF

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Publication number
CN105580367B
CN105580367B CN201480052828.XA CN201480052828A CN105580367B CN 105580367 B CN105580367 B CN 105580367B CN 201480052828 A CN201480052828 A CN 201480052828A CN 105580367 B CN105580367 B CN 105580367B
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array
video data
data value
skip mode
transformation
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Chinese (zh)
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CN105580367A (zh
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詹姆斯·亚历山大·戈梅
卡尔·詹姆斯·沙曼
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Sony Corp
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Sony Corp
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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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/18—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 set of transform coefficients
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201480052828.XA 2013-09-25 2014-09-24 数据编码和解码 Active CN105580367B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811267447.XA CN109451311B (zh) 2013-09-25 2014-09-24 视频数据编码、解码装置以及方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1317041.0 2013-09-25
GB1317041.0A GB2518823A (en) 2013-09-25 2013-09-25 Data encoding and decoding
PCT/GB2014/052902 WO2015044660A1 (en) 2013-09-25 2014-09-24 Data encoding and decoding

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CN105580367B true CN105580367B (zh) 2018-11-13

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EP (1) EP3036904B1 (enExample)
JP (1) JP6548635B2 (enExample)
CN (2) CN105580367B (enExample)
AU (1) AU2014326421B2 (enExample)
CA (1) CA2923556C (enExample)
GB (1) GB2518823A (enExample)
MX (1) MX366389B (enExample)
RU (2) RU2760234C2 (enExample)
TW (1) TWI650012B (enExample)
WO (1) WO2015044660A1 (enExample)

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US10123044B2 (en) * 2015-07-16 2018-11-06 Mediatek Inc. Partial decoding circuit of video encoder/decoder for dealing with inverse second transform and partial encoding circuit of video encoder for dealing with second transform
US10224042B2 (en) * 2016-10-31 2019-03-05 Qualcomm Incorporated Encoding of multiple audio signals
CN116668687A (zh) * 2016-11-25 2023-08-29 株式会社Kt 用于对视频进行编码和解码的方法
KR20180089290A (ko) 2017-01-31 2018-08-08 세종대학교산학협력단 영상의 부호화/복호화 방법 및 장치
GB2570710B (en) * 2018-02-05 2022-10-12 Sony Corp Data encoding and decoding
CN118945349A (zh) * 2019-06-14 2024-11-12 弗劳恩霍夫应用研究促进协会 具有改进的基于变换的缩放的编码器、解码器、方法和计算机程序
US20220256151A1 (en) * 2019-08-23 2022-08-11 Sony Group Corporation Image processing device and method
WO2021086023A1 (ko) * 2019-10-28 2021-05-06 엘지전자 주식회사 적응적 변환을 이용하여 레지듀얼 처리를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
US11490122B2 (en) * 2020-09-24 2022-11-01 Tencent America LLC Method and apparatus for video coding

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Publication number Publication date
MX366389B (es) 2019-07-08
WO2015044660A1 (en) 2015-04-02
RU2665309C2 (ru) 2018-08-28
CA2923556C (en) 2021-11-23
RU2016115854A (ru) 2017-10-30
GB201317041D0 (en) 2013-11-06
AU2014326421A1 (en) 2016-03-17
US20200195971A1 (en) 2020-06-18
US20160227252A1 (en) 2016-08-04
BR112016006042A2 (pt) 2017-08-01
CN109451311B (zh) 2023-06-30
US10958938B2 (en) 2021-03-23
CA2923556A1 (en) 2015-04-02
AU2014326421B2 (en) 2019-04-04
GB2518823A (en) 2015-04-08
RU2760234C2 (ru) 2021-11-23
MX2016003402A (es) 2016-06-30
EP3036904B1 (en) 2020-01-15
TW201517600A (zh) 2015-05-01
EP3036904A1 (en) 2016-06-29
CN109451311A (zh) 2019-03-08
CN105580367A (zh) 2016-05-11
TWI650012B (zh) 2019-02-01
RU2018130348A (ru) 2019-03-15
RU2018130348A3 (enExample) 2021-10-20
US10575017B2 (en) 2020-02-25
JP2016532341A (ja) 2016-10-13
JP6548635B2 (ja) 2019-07-24

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