TWI527438B - 圖像編碼方法、圖像解碼方法、圖像編碼裝置、圖像解碼裝置及其程式產品 - Google Patents

圖像編碼方法、圖像解碼方法、圖像編碼裝置、圖像解碼裝置及其程式產品 Download PDF

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TWI527438B
TWI527438B TW101140947A TW101140947A TWI527438B TW I527438 B TWI527438 B TW I527438B TW 101140947 A TW101140947 A TW 101140947A TW 101140947 A TW101140947 A TW 101140947A TW I527438 B TWI527438 B TW I527438B
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Taiwan
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intra
prediction
block
tap length
picture
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TW101140947A
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TW201332370A (zh
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松尾翔平
高村誠之
清水淳
如澤裕尚
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日本電信電話股份有限公司
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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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • 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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW101140947A 2011-11-07 2012-11-05 圖像編碼方法、圖像解碼方法、圖像編碼裝置、圖像解碼裝置及其程式產品 TWI527438B (zh)

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JP2011243041A JP5711098B2 (ja) 2011-11-07 2011-11-07 画像符号化方法，画像復号方法，画像符号化装置，画像復号装置およびそれらのプログラム

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TW201332370A TW201332370A (zh) 2013-08-01
TWI527438B true TWI527438B (zh) 2016-03-21

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TW101140947A TWI527438B (zh) 2011-11-07 2012-11-05 圖像編碼方法、圖像解碼方法、圖像編碼裝置、圖像解碼裝置及其程式產品

Country Status (12)

Country Link
US (1) US20140233646A1 (OSRAM)
EP (1) EP2755388B1 (OSRAM)
JP (1) JP5711098B2 (OSRAM)
KR (1) KR20140064972A (OSRAM)
CN (1) CN103891278A (OSRAM)
BR (1) BR112014009853A2 (OSRAM)
CA (1) CA2851600A1 (OSRAM)
IN (1) IN2014CN02813A (OSRAM)
PL (1) PL2755388T3 (OSRAM)
RU (1) RU2014116557A (OSRAM)
TW (1) TWI527438B (OSRAM)
WO (1) WO2013069530A1 (OSRAM)

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US10313682B2 (en) 2013-08-26 2019-06-04 Qualcomm Incorporated Determining regions when performing intra block copying
US20150071357A1 (en) * 2013-09-12 2015-03-12 Qualcomm Incorporated Partial intra block copying for video coding
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CN105472389B (zh) * 2015-12-01 2018-11-16 上海交通大学 一种用于超高清视频处理系统的片外缓存压缩方法
KR102465914B1 (ko) * 2016-03-04 2022-11-14 한국전자통신연구원 영상 부호화 장치의 부호화 방법
CN116506601A (zh) * 2016-03-11 2023-07-28 数字洞察力有限公司 视频编码方法以及装置
KR102346713B1 (ko) 2016-04-12 2022-01-03 세종대학교산학협력단 인트라 예측 기반의 비디오 신호 처리 방법 및 장치
WO2017188652A1 (ko) 2016-04-26 2017-11-02 인텔렉추얼디스커버리 주식회사 영상 부호화/복호화 방법 및 장치
CN109937571B (zh) * 2016-09-05 2022-01-18 Lg电子株式会社 图像编码/解码方法及其装置
US10382781B2 (en) * 2016-09-28 2019-08-13 Qualcomm Incorporated Interpolation filters for intra prediction in video coding
KR102568179B1 (ko) * 2017-05-31 2023-08-18 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측에 따른 영상 디코딩 방법 및 장치
WO2019076138A1 (en) * 2017-10-16 2019-04-25 Huawei Technologies Co., Ltd. Encoding method and apparatus
US10841610B2 (en) * 2017-10-23 2020-11-17 Avago Technologies International Sales Pte. Limited Block size dependent interpolation filter selection and mapping
CN118101967B (zh) 2018-02-23 2025-02-25 华为技术有限公司 用于视频编解码的位置相关空间变化变换的方法
EP3780620A4 (en) * 2018-04-01 2022-01-26 B1 Institute of Image Technology, Inc. METHODS AND APPARATUS FOR IMAGE ENCODING/DECODING
WO2019228332A1 (en) 2018-05-31 2019-12-05 Huawei Technologies Co., Ltd. Spatially varying transform with adaptive transform type
IL313310B2 (en) 2018-06-11 2025-07-01 Samsung Electronics Co Ltd An encoding method and a standard for it, and an decoding method and a standard for it
JP2020053724A (ja) * 2018-09-21 2020-04-02 Kddi株式会社 画像復号装置、画像符号化装置、画像処理システム及びプログラム
AU2019355737B2 (en) * 2018-10-06 2023-07-06 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction using an interpolation filter
CA3119646A1 (en) 2018-12-31 2020-07-09 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
EP3766249A4 (en) * 2019-01-08 2022-01-26 Tencent America Llc Method and apparatus for memory bandwidth reduction for small inter blocks
EP4032267A1 (en) * 2019-09-18 2022-07-27 VID SCALE, Inc. Adaptive interpolation filter for motion compensation
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Also Published As

Publication number Publication date
TW201332370A (zh) 2013-08-01
EP2755388A1 (en) 2014-07-16
BR112014009853A2 (pt) 2017-04-18
US20140233646A1 (en) 2014-08-21
JP2013098957A (ja) 2013-05-20
PL2755388T3 (pl) 2020-04-30
EP2755388A4 (en) 2015-04-29
IN2014CN02813A (OSRAM) 2015-07-03
KR20140064972A (ko) 2014-05-28
WO2013069530A1 (ja) 2013-05-16
JP5711098B2 (ja) 2015-04-30
RU2014116557A (ru) 2015-12-20
CN103891278A (zh) 2014-06-25
EP2755388B1 (en) 2019-10-16
CA2851600A1 (en) 2013-05-16

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