HUE054366T2 - Predikciós egységek korlátozása B képkockákban egyirányú inter predikcióra - Google Patents

Predikciós egységek korlátozása B képkockákban egyirányú inter predikcióra

Info

Publication number
HUE054366T2
HUE054366T2 HUE13706801A HUE13706801A HUE054366T2 HU E054366 T2 HUE054366 T2 HU E054366T2 HU E13706801 A HUE13706801 A HU E13706801A HU E13706801 A HUE13706801 A HU E13706801A HU E054366 T2 HUE054366 T2 HU E054366T2
Authority
HU
Hungary
Prior art keywords
prediction
uni
slices
restriction
directional inter
Prior art date
Application number
HUE13706801A
Other languages
English (en)
Inventor
Xianglin Wang
Vadim Seregin
Marta Karczewicz
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of HUE054366T2 publication Critical patent/HUE054366T2/hu

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/109Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
HUE13706801A 2012-02-08 2013-02-07 Predikciós egységek korlátozása B képkockákban egyirányú inter predikcióra HUE054366T2 (hu)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261596597P 2012-02-08 2012-02-08
US201261622968P 2012-04-11 2012-04-11
US13/628,562 US9451277B2 (en) 2012-02-08 2012-09-27 Restriction of prediction units in B slices to uni-directional inter prediction

Publications (1)

Publication Number Publication Date
HUE054366T2 true HUE054366T2 (hu) 2021-09-28

Family

ID=48902866

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE13706801A HUE054366T2 (hu) 2012-02-08 2013-02-07 Predikciós egységek korlátozása B képkockákban egyirányú inter predikcióra

Country Status (22)

Country Link
US (2) US9451277B2 (hu)
EP (2) EP3849182B1 (hu)
JP (2) JP2015510357A (hu)
KR (1) KR101825262B1 (hu)
CN (2) CN104980762B (hu)
AU (1) AU2013217035B2 (hu)
BR (1) BR112014019444B1 (hu)
CA (1) CA2862311C (hu)
DK (1) DK2813080T3 (hu)
ES (1) ES2874848T3 (hu)
HK (2) HK1201000A1 (hu)
HU (1) HUE054366T2 (hu)
IL (1) IL233522A (hu)
MY (1) MY168356A (hu)
PH (1) PH12014501622B1 (hu)
PL (1) PL3849182T3 (hu)
RU (1) RU2620723C2 (hu)
SG (1) SG11201403844PA (hu)
SI (1) SI2813080T1 (hu)
UA (1) UA114314C2 (hu)
WO (1) WO2013119816A1 (hu)
ZA (1) ZA201406544B (hu)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101269116B1 (ko) * 2010-12-14 2013-05-29 엠앤케이홀딩스 주식회사 인터 예측 부호화된 동영상 복호화 방법
CN103283237B (zh) * 2010-12-22 2017-03-22 Lg电子株式会社 帧内预测方法和使用该方法的设备
WO2013005966A2 (ko) * 2011-07-01 2013-01-10 한국전자통신연구원 비디오 부호화 방법 및 복호화 방법과 이를 이용한 장치
DK2763414T3 (da) * 2011-09-29 2020-11-30 Sharp Kk Billedafkodningsindretning og fremgangsmåde til billedafkodning til udførelse af konvertering af bi-forudsigelse til uni-forudsigelse
IN2014CN02377A (hu) 2011-09-29 2015-06-19 Sharp Kk
US9451277B2 (en) 2012-02-08 2016-09-20 Qualcomm Incorporated Restriction of prediction units in B slices to uni-directional inter prediction
US9426463B2 (en) 2012-02-08 2016-08-23 Qualcomm Incorporated Restriction of prediction units in B slices to uni-directional inter prediction
US20150103911A1 (en) * 2012-04-15 2015-04-16 Samsung Electronics Co., Ltd. Method and apparatus for determining reference images for inter-prediction
US9591312B2 (en) * 2012-04-17 2017-03-07 Texas Instruments Incorporated Memory bandwidth reduction for motion compensation in video coding
US10721487B2 (en) 2012-04-17 2020-07-21 Texas Instruments Incorporated Converting a bi-predicted merging candidate in a merging candidate list for a prediction unit of a picture
TWI612799B (zh) 2012-10-12 2018-01-21 韓國電子通信研究院 視訊編碼及解碼方法及使用該方法之裝置
JP5524405B1 (ja) * 2013-12-10 2014-06-18 ユニ・チャーム株式会社 芳香性粒状物及び動物用トイレ砂
WO2015135473A1 (en) * 2014-03-11 2015-09-17 Mediatek Inc. Method and apparatus of single sample mode for video coding
US9716884B2 (en) * 2014-03-20 2017-07-25 Hfi Innovation Inc. Method of signaling for mode selection in 3D and multi-view video coding
WO2018061550A1 (ja) * 2016-09-28 2018-04-05 シャープ株式会社 画像復号装置及び画像符号化装置
KR102580910B1 (ko) * 2017-08-29 2023-09-20 에스케이텔레콤 주식회사 양방향 옵티컬 플로우를 이용한 움직임 보상 방법 및 장치
CN116744017A (zh) * 2017-08-29 2023-09-12 Sk电信有限公司 视频编码装置、视频解码装置和存储比特流的方法
US10609384B2 (en) * 2017-09-21 2020-03-31 Futurewei Technologies, Inc. Restriction on sub-block size derivation for affine inter prediction
US10469869B1 (en) * 2018-06-01 2019-11-05 Tencent America LLC Method and apparatus for video coding
CN117499638A (zh) * 2018-06-27 2024-02-02 数字洞察力有限公司 对图像进行编码/解码的方法和发送比特流的方法
CN112544082B (zh) 2018-07-18 2023-12-15 寰发股份有限公司 一种视频编解码的帧间预测方法及装置
BR112021002191A2 (pt) 2018-08-09 2021-05-04 Guangdong Oppo Mobile Telecommunications Corp., Ltd. método para prever um componente de cor de vídeo, aparelho para prever um componente de cor de vídeo e dispositivo para prever um componente de cor de vídeo
CN112740663B (zh) * 2018-09-24 2022-06-14 华为技术有限公司 图像预测方法、装置以及相应的编码器和解码器
KR20210052566A (ko) * 2018-09-25 2021-05-10 디지털인사이트 주식회사 인터 모드 기반의 영상 부호화/복호화 방법 및 장치
KR20210068537A (ko) * 2018-10-08 2021-06-09 후아웨이 테크놀러지 컴퍼니 리미티드 코딩 블록의 기하학적 분할의 인터 예측을 위한 장치 및 방법
CN111083484B (zh) * 2018-10-22 2024-06-28 北京字节跳动网络技术有限公司 基于子块的预测
WO2020084473A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Multi- iteration motion vector refinement
WO2020094050A1 (en) * 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Using inter prediction with geometric partitioning for video processing
CN117459722A (zh) 2018-11-12 2024-01-26 北京字节跳动网络技术有限公司 组合帧间-帧内预测的简化
WO2020103872A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Prediction refinement for combined inter intra prediction mode
CN116800980A (zh) 2018-11-20 2023-09-22 华为技术有限公司 合并模式的编码器、解码器及对应方法
CN113056914B (zh) 2018-11-20 2024-03-01 北京字节跳动网络技术有限公司 基于部分位置的差计算
CN113170184A (zh) * 2018-11-22 2021-07-23 北京字节跳动网络技术有限公司 默认运动候选的配置方法
CN117880495A (zh) * 2018-12-03 2024-04-12 北京字节跳动网络技术有限公司 候选的最大数量的指示方法
WO2020139903A1 (en) * 2018-12-25 2020-07-02 Beijing Dajia Internet Information Technology Co., Ltd. Video coding with triangular shape prediction units
CN113261290B (zh) 2018-12-28 2024-03-12 北京字节跳动网络技术有限公司 基于修改历史的运动预测
CN113170166B (zh) 2018-12-30 2023-06-09 北京字节跳动网络技术有限公司 具有几何分割的帧间预测在视频处理中有条件的应用
KR20210104907A (ko) * 2019-01-02 2021-08-25 에스지 디제이아이 테크놀러지 코., 엘티디 후보 mv 리스트 구성 방법 및 장치
CN111435993B (zh) 2019-01-14 2022-08-26 华为技术有限公司 视频编码器、视频解码器及相应方法
US11140406B2 (en) * 2019-02-20 2021-10-05 Qualcomm Incorporated Signalling for merge mode with motion vector differences in video coding
KR102635518B1 (ko) * 2019-03-06 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 변환된 단예측 후보의 사용
AR118250A1 (es) * 2019-03-08 2021-09-22 Jvckenwood Corp Dispositivos, métodos y programas de codificación y decodificación de imágenes en movimiento
KR20230008900A (ko) * 2019-03-12 2023-01-16 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 삼각형 예측을 위한 비디오 코딩 방법 및 장치
CN111726617B (zh) * 2019-03-18 2024-03-15 华为技术有限公司 用于融合运动矢量差技术的优化方法、装置及编解码器
CN113632477A (zh) * 2019-03-24 2021-11-09 北京字节跳动网络技术有限公司 转换后的单向预测候选的推导
KR102610709B1 (ko) 2019-04-02 2023-12-05 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 디코더 측 움직임 벡터 유도
KR20220016839A (ko) 2019-06-04 2022-02-10 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 기하학적 분할 모드 코딩을 갖는 모션 후보 리스트
EP3963890A4 (en) 2019-06-04 2022-11-02 Beijing Bytedance Network Technology Co., Ltd. BUILDING A LIST OF MOVEMENT CANDIDATES USING NEIGHBOR BLOCK INFORMATION
CN112135141A (zh) 2019-06-24 2020-12-25 华为技术有限公司 视频编码器、视频解码器及相应方法
JP7381615B2 (ja) * 2019-06-25 2023-11-15 オッポ広東移動通信有限公司 動き補償処理方法、エンコーダ、デコーダ、記憶媒体
EP3984215A4 (en) 2019-07-14 2022-08-24 Beijing Bytedance Network Technology Co., Ltd. TRANSFORM BLOCK SIZE RESTRICTION IN VIDEO CODING
CN110611820A (zh) * 2019-09-11 2019-12-24 北京达佳互联信息技术有限公司 视频编码方法、装置、电子设备及存储介质
WO2021057996A1 (en) 2019-09-28 2021-04-01 Beijing Bytedance Network Technology Co., Ltd. Geometric partitioning mode in video coding
CN114788274A (zh) * 2019-10-10 2022-07-22 北京达佳互联信息技术有限公司 利用三角分区的视频编解码方法和装置
US11831909B2 (en) 2021-03-11 2023-11-28 Qualcomm Incorporated Learned B-frame coding using P-frame coding system

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6026232A (en) 1995-07-13 2000-02-15 Kabushiki Kaisha Toshiba Method and system to replace sections of an encoded video bitstream
US7321626B2 (en) 2002-03-08 2008-01-22 Sharp Laboratories Of America, Inc. System and method for predictive motion estimation using a global motion predictor
CN1666532A (zh) 2002-07-02 2005-09-07 松下电器产业株式会社 图像编码方法和图像解码方法
KR100506864B1 (ko) 2002-10-04 2005-08-05 엘지전자 주식회사 모션벡터 결정방법
WO2004064398A1 (en) * 2003-01-10 2004-07-29 Thomson Licensing S.A. Fast mode decision making for interframe encoding
EP1585326A1 (en) * 2004-03-30 2005-10-12 Matsushita Electric Industrial Co., Ltd. Motion vector estimation at image borders for frame rate conversion
EP1808025B1 (en) * 2004-11-04 2016-03-09 Thomson Licensing Method and apparatus for fast mode decision of b-frames in a video encoder
WO2006082690A1 (ja) 2005-02-01 2006-08-10 Matsushita Electric Industrial Co., Ltd. 画像符号化方法および画像符号化装置
WO2007092192A2 (en) 2006-02-02 2007-08-16 Thomson Licensing Method and apparatus for motion estimation using combined reference bi-prediction
EP1980112B1 (en) * 2006-02-02 2012-10-24 Thomson Licensing Method and apparatus for adaptive weight selection for motion compensated prediction
RU2395174C1 (ru) * 2006-03-30 2010-07-20 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ и устройство для декодирования/кодирования сигнала видео
AU2007232607B2 (en) 2006-03-30 2010-09-16 Lg Electronics Inc. A method and apparatus for decoding/encoding a video signal
RU2426267C2 (ru) 2007-01-08 2011-08-10 Нокиа Корпорейшн Усовершенствованное межуровневое предсказание для расширенной пространственной масштабируемости при кодировании видеосигнала
US8488668B2 (en) * 2007-06-15 2013-07-16 Qualcomm Incorporated Adaptive coefficient scanning for video coding
JP4325708B2 (ja) * 2007-07-05 2009-09-02 ソニー株式会社 データ処理装置、データ処理方法およびデータ処理プログラム、符号化装置、符号化方法および符号化プログラム、ならびに、復号装置、復号方法および復号プログラム
WO2009041215A1 (ja) * 2007-09-25 2009-04-02 Sharp Kabushiki Kaisha 動画像符号化装置及び動画像復号装置
EP2262267A1 (en) 2009-06-10 2010-12-15 Panasonic Corporation Filter coefficient coding scheme for video coding
US8995526B2 (en) * 2009-07-09 2015-03-31 Qualcomm Incorporated Different weights for uni-directional prediction and bi-directional prediction in video coding
BR112012019560B1 (pt) 2010-02-05 2021-08-24 Telefonaktiebolaget Lm Ericsson Método para gerenciar candidatos a vetor de movimento predito, e, aparelhos de codificação e de decodificação de vídeo
US9503743B2 (en) * 2010-05-12 2016-11-22 Thomson Licensing Methods and apparatus for uni-prediction of self-derivation of motion estimation
US9357229B2 (en) * 2010-07-28 2016-05-31 Qualcomm Incorporated Coding motion vectors in video coding
US9319716B2 (en) 2011-01-27 2016-04-19 Qualcomm Incorporated Performing motion vector prediction for video coding
US8934552B2 (en) 2011-03-31 2015-01-13 Qualcomm Incorporated Combined reference picture list construction and mapping
US9247266B2 (en) 2011-04-18 2016-01-26 Texas Instruments Incorporated Temporal motion data candidate derivation in video coding
US9282338B2 (en) 2011-06-20 2016-03-08 Qualcomm Incorporated Unified merge mode and adaptive motion vector prediction mode candidates selection
US10070152B2 (en) * 2011-08-24 2018-09-04 Texas Instruments Incorporated Sample adaptive offset (SAO) parameter signaling
SI2744204T1 (sl) * 2011-09-14 2019-02-28 Samsung Electronics Co., Ltd., Postopek dekodiranja enote za napovedovanje (PU) na podlagi njene velikosti
DK2763414T3 (da) * 2011-09-29 2020-11-30 Sharp Kk Billedafkodningsindretning og fremgangsmåde til billedafkodning til udførelse af konvertering af bi-forudsigelse til uni-forudsigelse
IN2014CN02377A (hu) 2011-09-29 2015-06-19 Sharp Kk
US8964845B2 (en) * 2011-12-28 2015-02-24 Microsoft Corporation Merge mode for motion information prediction
US9894355B2 (en) * 2012-01-19 2018-02-13 Sony Corporation Image processing apparatus and method thereof
US20130195188A1 (en) 2012-01-26 2013-08-01 Panasonic Corporation Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus
US9426463B2 (en) 2012-02-08 2016-08-23 Qualcomm Incorporated Restriction of prediction units in B slices to uni-directional inter prediction
US9451277B2 (en) 2012-02-08 2016-09-20 Qualcomm Incorporated Restriction of prediction units in B slices to uni-directional inter prediction
US20130272409A1 (en) 2012-04-12 2013-10-17 Qualcomm Incorporated Bandwidth reduction in video coding through applying the same reference index

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Publication number Publication date
EP2813080B1 (en) 2021-03-17
BR112014019444B1 (pt) 2023-02-14
RU2014136329A (ru) 2016-04-10
BR112014019444A8 (pt) 2017-07-11
PH12014501622A1 (en) 2014-10-13
CN104980762B (zh) 2018-07-31
PH12014501622B1 (en) 2014-10-13
CN104094605A (zh) 2014-10-08
ZA201406544B (en) 2017-08-30
KR20140130465A (ko) 2014-11-10
US9451277B2 (en) 2016-09-20
EP3849182A1 (en) 2021-07-14
BR112014019444A2 (pt) 2017-06-20
KR101825262B1 (ko) 2018-02-02
JP2015510357A (ja) 2015-04-02
SI2813080T1 (sl) 2021-08-31
EP3849182C0 (en) 2024-03-20
US20130202037A1 (en) 2013-08-08
EP2813080A1 (en) 2014-12-17
JP2018142972A (ja) 2018-09-13
HK1201000A1 (en) 2015-08-14
EP3849182B1 (en) 2024-03-20
RU2620723C2 (ru) 2017-05-29
HK1216273A1 (zh) 2016-10-28
WO2013119816A1 (en) 2013-08-15
IL233522A0 (en) 2014-08-31
AU2013217035B2 (en) 2017-04-13
UA114314C2 (uk) 2017-05-25
DK2813080T3 (da) 2021-05-10
US9699472B2 (en) 2017-07-04
MY168356A (en) 2018-10-31
ES2874848T3 (es) 2021-11-05
US20150229955A1 (en) 2015-08-13
SG11201403844PA (en) 2014-09-26
CN104980762A (zh) 2015-10-14
CA2862311C (en) 2018-08-21
AU2013217035A1 (en) 2014-08-07
IL233522A (en) 2017-08-31
CA2862311A1 (en) 2013-08-15
PL3849182T3 (pl) 2024-06-24

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