TW200402662A - Image encoder, image encoding method, image decoder, image decoding method and communication device - Google Patents

Image encoder, image encoding method, image decoder, image decoding method and communication device Download PDF

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Publication number
TW200402662A
TW200402662A TW92117917A TW92117917A TW200402662A TW 200402662 A TW200402662 A TW 200402662A TW 92117917 A TW92117917 A TW 92117917A TW 92117917 A TW92117917 A TW 92117917A TW 200402662 A TW200402662 A TW 200402662A
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Taiwan
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image
prediction
unit
motion
motion compensation
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TW92117917A
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Chinese (zh)
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TWI297134B (enExample
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Shunichi Sekiguchi
Yoshihisa Yamada
Kohtaro Asai
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Mitsubishi Electric 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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of 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
    • H04N19/134—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/17—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
    • H04N19/503—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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW92117917A 2002-07-15 2003-07-01 Image encoder, image encoding method, image decoder, image decoding method and communication device TW200402662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002205488A JP4724351B2 (ja) 2002-07-15 2002-07-15 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法、および通信装置

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TW200402662A true TW200402662A (en) 2004-02-16
TWI297134B TWI297134B (enExample) 2008-05-21

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TW96123210A TWI395489B (zh) 2002-07-15 2003-07-01 A video coding apparatus, and an image decoding apparatus
TW92117917A TW200402662A (en) 2002-07-15 2003-07-01 Image encoder, image encoding method, image decoder, image decoding method and communication device

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US (5) US8045616B2 (enExample)
EP (4) EP1863289A3 (enExample)
JP (1) JP4724351B2 (enExample)
KR (1) KR100593350B1 (enExample)
CN (4) CN1819659A (enExample)
CA (1) CA2459229C (enExample)
TW (2) TWI395489B (enExample)
WO (1) WO2004008772A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8787463B2 (en) 2009-08-13 2014-07-22 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding motion vector
TWI450592B (zh) * 2010-02-09 2014-08-21 Nippon Telegraph & Telephone 動向量預測編碼方法、動向量預測解碼方法、動畫像編碼裝置、動畫像解碼裝置及其程式
US9838709B2 (en) 2010-02-09 2017-12-05 Nippon Telegraph And Telephone Corporation Motion vector predictive encoding method, motion vector predictive decoding method, moving picture encoding apparatus, moving picture decoding apparatus, and programs thereof

Families Citing this family (124)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4724351B2 (ja) 2002-07-15 2011-07-13 三菱電機株式会社 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法、および通信装置
US7620254B2 (en) * 2003-08-07 2009-11-17 Trident Microsystems (Far East) Ltd. Apparatus and method for motion-vector-aided interpolation of a pixel of an intermediate image of an image sequence
EP1538844A3 (en) * 2003-11-26 2006-05-31 Samsung Electronics Co., Ltd. Color image residue transformation and encoding method
JP4243205B2 (ja) * 2004-02-18 2009-03-25 日本放送協会 動画像符号化装置、その方法及びそのプログラム
US8340177B2 (en) * 2004-07-12 2012-12-25 Microsoft Corporation Embedded base layer codec for 3D sub-band coding
US8442108B2 (en) * 2004-07-12 2013-05-14 Microsoft Corporation Adaptive updates in motion-compensated temporal filtering
US8374238B2 (en) 2004-07-13 2013-02-12 Microsoft Corporation Spatial scalability in 3D sub-band decoding of SDMCTF-encoded video
EP1617672A1 (en) * 2004-07-13 2006-01-18 Matsushita Electric Industrial Co., Ltd. Motion estimator/compensator including a 16-bit 1/8 pel interpolation filter
CN100377599C (zh) * 2004-09-03 2008-03-26 北京航空航天大学 一种快速亚像素运动估计方法
KR100647294B1 (ko) 2004-11-09 2006-11-23 삼성전자주식회사 화상 데이터 부호화 및 복호화 방법 및 장치
JP2006148615A (ja) * 2004-11-22 2006-06-08 Hitachi Ltd 復号化装置および符号化方法をコンピュータに実行させるためのプログラム
JP2006157481A (ja) * 2004-11-30 2006-06-15 Canon Inc 画像符号化装置及びその方法
JP4317814B2 (ja) 2004-12-06 2009-08-19 株式会社ルネサステクノロジ 動画像情報の符号化装置及び符号化方法
US20060133507A1 (en) * 2004-12-06 2006-06-22 Matsushita Electric Industrial Co., Ltd. Picture information decoding method and picture information encoding method
JP4501676B2 (ja) 2004-12-22 2010-07-14 日本電気株式会社 動画像圧縮符号化方法と動画像圧縮符号化装置並びにプログラム
WO2006067731A1 (en) * 2004-12-22 2006-06-29 Koninklijke Philips Electronics N.V. Video stream modifier
KR100703751B1 (ko) * 2005-02-14 2007-04-06 삼성전자주식회사 가상 영역의 영상을 참조하여 인코딩 및 디코딩 하는 방법및 장치
US7949117B2 (en) * 2005-04-28 2011-05-24 Apple Inc. Heterogeneous video conferencing
US7899170B2 (en) 2005-04-28 2011-03-01 Apple Inc. Multi-participant conference setup
US8861701B2 (en) * 2005-04-28 2014-10-14 Apple Inc. Multi-participant conference adjustments
US7653250B2 (en) * 2005-04-28 2010-01-26 Apple Inc. Adjusting sampling rate for encoding
US7692682B2 (en) * 2005-04-28 2010-04-06 Apple Inc. Video encoding in a video conference
US7864209B2 (en) * 2005-04-28 2011-01-04 Apple Inc. Audio processing in a multi-participant conference
US7817180B2 (en) * 2005-04-28 2010-10-19 Apple Inc. Video processing in a multi-participant video conference
CN101815224A (zh) * 2005-07-22 2010-08-25 三菱电机株式会社 图像编码装置和方法、以及图像解码装置和方法
EP2720468B1 (en) 2005-09-26 2017-03-29 Mitsubishi Electric Corporation Moving image decoding method
WO2007055013A1 (ja) 2005-11-11 2007-05-18 Fujitsu Limited 画像復号化装置および方法、画像符号化装置
US9071844B2 (en) * 2005-12-16 2015-06-30 Texas Instruments Incorporated Motion estimation with motion vector penalty
US7956930B2 (en) 2006-01-06 2011-06-07 Microsoft Corporation Resampling and picture resizing operations for multi-resolution video coding and decoding
US20090067503A1 (en) * 2006-01-07 2009-03-12 Electronics And Telecommunications Research Institute Method and apparatus for video data encoding and decoding
JP2007189518A (ja) * 2006-01-13 2007-07-26 Matsushita Electric Ind Co Ltd 信号処理装置、撮像装置、ネットワークカメラシステム及び映像システム
JP5396711B2 (ja) * 2006-02-09 2014-01-22 日本電気株式会社 動画像復号装置、動画像復号方法及びプログラム
US8665967B2 (en) * 2006-02-15 2014-03-04 Samsung Electronics Co., Ltd. Method and system for bit reorganization and packetization of uncompressed video for transmission over wireless communication channels
US20070230461A1 (en) * 2006-03-29 2007-10-04 Samsung Electronics Co., Ltd. Method and system for video data packetization for transmission over wireless channels
US8787465B2 (en) * 2006-03-31 2014-07-22 Intel Corporation Method for neighboring block data management of advanced video decoder
BRPI0711053A2 (pt) 2006-04-28 2011-08-23 Ntt Docomo Inc aparelho de codificação preditiva de imagem, método de codificação preditiva de imagem, programa de codificação preditiva de imagem, aparelho de decodificação preditiva de imagem, método de decodificação preditiva de imagem e programa de decodificação preditiva de imagem
JP4712643B2 (ja) 2006-08-17 2011-06-29 富士通セミコンダクター株式会社 フレーム間予測処理装置、フレーム間予測方法、画像符号化装置及び画像復号装置
JP4592656B2 (ja) 2006-08-17 2010-12-01 富士通セミコンダクター株式会社 動き予測処理装置、画像符号化装置および画像復号化装置
JP4763549B2 (ja) 2006-08-18 2011-08-31 富士通セミコンダクター株式会社 フレーム間予測処理装置、画像符号化装置、及び画像復号化装置
JP4762095B2 (ja) * 2006-09-20 2011-08-31 株式会社東芝 画像復号装置及び画像復号方法
KR100827093B1 (ko) 2006-10-13 2008-05-02 삼성전자주식회사 영상 부호화 방법 및 장치
KR100858245B1 (ko) * 2006-11-17 2008-09-12 주식회사 휴맥스 결정 비트를 이용한 부호화/복호화 장치 및 그에 따른프로그램이 기록된 매체
US8175041B2 (en) * 2006-12-14 2012-05-08 Samsung Electronics Co., Ltd. System and method for wireless communication of audiovisual data having data size adaptation
JP4908180B2 (ja) * 2006-12-20 2012-04-04 株式会社東芝 動画像符号化装置
US8929448B2 (en) * 2006-12-22 2015-01-06 Sony Corporation Inter sub-mode decision process in a transcoding operation
US8145002B2 (en) * 2007-06-28 2012-03-27 Mitsubishi Electric Corporation Image encoding device and image encoding method
CN103338365B (zh) 2007-06-29 2017-04-12 夏普株式会社 图像编码装置、图像编码方法、图像译码装置、图像译码方法
US8842739B2 (en) 2007-07-20 2014-09-23 Samsung Electronics Co., Ltd. Method and system for communication of uncompressed video information in wireless systems
US8259811B2 (en) * 2007-11-30 2012-09-04 Olympus Imaging Corp Method for determining a number of items of encoded data that can be stored in a memory, and method for controlling sizes of items of encoded image data to be stored in a memory
CN101459838B (zh) * 2007-12-14 2010-11-03 安凯(广州)微电子技术有限公司 一种帧间预测系统、方法及多媒体处理器
US20110032991A1 (en) * 2008-01-09 2011-02-10 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, and image decoding method
US8953673B2 (en) * 2008-02-29 2015-02-10 Microsoft Corporation Scalable video coding and decoding with sample bit depth and chroma high-pass residual layers
US8711948B2 (en) * 2008-03-21 2014-04-29 Microsoft Corporation Motion-compensated prediction of inter-layer residuals
US9967590B2 (en) 2008-04-10 2018-05-08 Qualcomm Incorporated Rate-distortion defined interpolation for video coding based on fixed filter or adaptive filter
US8705622B2 (en) 2008-04-10 2014-04-22 Qualcomm Incorporated Interpolation filter support for sub-pixel resolution in video coding
US9077971B2 (en) 2008-04-10 2015-07-07 Qualcomm Incorporated Interpolation-like filtering of integer-pixel positions in video coding
US8176524B2 (en) * 2008-04-22 2012-05-08 Samsung Electronics Co., Ltd. System and method for wireless communication of video data having partial data compression
US8494058B2 (en) 2008-06-23 2013-07-23 Mediatek Inc. Video/image processing apparatus with motion estimation sharing, and related method and machine readable medium
US8284839B2 (en) * 2008-06-23 2012-10-09 Mediatek Inc. Joint system for frame rate conversion and video compression
KR101379187B1 (ko) * 2008-06-23 2014-04-15 에스케이 텔레콤주식회사 블록 변환을 이용한 인트라 예측 방법 및 장치와 그를이용한 영상 부호화/복호화 방법 및 장치
JP2010050833A (ja) * 2008-08-22 2010-03-04 Canon Inc 映像符号化装置
US9571856B2 (en) 2008-08-25 2017-02-14 Microsoft Technology Licensing, Llc Conversion operations in scalable video encoding and decoding
US8213503B2 (en) * 2008-09-05 2012-07-03 Microsoft Corporation Skip modes for inter-layer residual video coding and decoding
US8325796B2 (en) 2008-09-11 2012-12-04 Google Inc. System and method for video coding using adaptive segmentation
US8107750B2 (en) * 2008-12-31 2012-01-31 Stmicroelectronics S.R.L. Method of generating motion vectors of images of a video sequence
US9369759B2 (en) * 2009-04-15 2016-06-14 Samsung Electronics Co., Ltd. Method and system for progressive rate adaptation for uncompressed video communication in wireless systems
US9106910B2 (en) * 2009-06-23 2015-08-11 Orange Method of coding and decoding images, corresponding device for coding and decoding and computer program
KR101712351B1 (ko) * 2009-06-26 2017-03-06 에스케이 텔레콤주식회사 다차원 정수 변환을 이용한 영상 부호화/복호화 장치 및 방법
EP3678374A1 (fr) * 2009-07-03 2020-07-08 Orange Prédiction d'un vecteur mouvement d'une partition d'image courante de forme géometrique ou de taille différente de celle d'au moins une partition d'image de référence voisine, codage et decodage utilisant une telle prediction
ES2981128T3 (es) 2009-07-03 2024-10-07 Orange Predicción de un vector de movimiento de una partición de una imagen actual que apunta a una zona de referencia que cubre varias particiones de imagen de referencia, codificación y decodificación que usa dicha predicción
KR20110017302A (ko) * 2009-08-13 2011-02-21 삼성전자주식회사 움직임 벡터의 정확도 조절을 이용한 영상 부호화, 복호화 방법 및 장치
CN102687511B (zh) * 2009-10-14 2016-04-20 汤姆森特许公司 运动信息的自适应编解码的方法和装置
TWI566586B (zh) * 2009-10-20 2017-01-11 湯姆生特許公司 一序列形象的現時區塊之寫碼方法和重建方法
WO2011080807A1 (ja) * 2009-12-28 2011-07-07 富士通株式会社 動画像符号化装置および動画像復号装置
WO2011083520A1 (ja) * 2010-01-08 2011-07-14 富士通株式会社 動画像符号化装置および動画像復号装置
KR101487687B1 (ko) 2010-01-14 2015-01-29 삼성전자주식회사 큰 크기의 변환 단위를 이용한 영상 부호화, 복호화 방법 및 장치
KR101768207B1 (ko) 2010-01-19 2017-08-16 삼성전자주식회사 축소된 예측 움직임 벡터의 후보들에 기초해 움직임 벡터를 부호화, 복호화하는 방법 및 장치
KR20120112725A (ko) * 2010-02-09 2012-10-11 니폰덴신뎅와 가부시키가이샤 움직임 벡터 예측 부호화 방법, 움직임 벡터 예측 복호 방법, 동화상 부호화 장치, 동화상 복호 장치 및 그들의 프로그램
US9237355B2 (en) * 2010-02-19 2016-01-12 Qualcomm Incorporated Adaptive motion resolution for video coding
WO2011125211A1 (ja) 2010-04-08 2011-10-13 株式会社 東芝 画像符号化方法及び画像復号化方法
US9020043B2 (en) 2010-05-10 2015-04-28 Google Inc. Pathway indexing in flexible partitioning
JP2011244210A (ja) * 2010-05-18 2011-12-01 Sony Corp 画像処理装置および方法
JP2012019490A (ja) * 2010-07-09 2012-01-26 Sony Corp 画像処理装置及び画像処理方法
JP5563403B2 (ja) * 2010-08-12 2014-07-30 日本電信電話株式会社 映像符号化方法，映像復号方法，映像符号化装置，映像復号装置およびそれらのプログラム
JP5485851B2 (ja) * 2010-09-30 2014-05-07 日本電信電話株式会社 映像符号化方法，映像復号方法，映像符号化装置，映像復号装置およびそれらのプログラム
US10327008B2 (en) 2010-10-13 2019-06-18 Qualcomm Incorporated Adaptive motion vector resolution signaling for video coding
JP5323273B2 (ja) 2011-02-10 2013-10-23 パナソニック株式会社 動画像符号化方法、及び動画像符号化装置
US8891627B1 (en) 2011-04-18 2014-11-18 Google Inc. System and method for coding video using color segmentation
US20140185948A1 (en) * 2011-05-31 2014-07-03 Humax Co., Ltd. Method for storing motion prediction-related information in inter prediction method, and method for obtaining motion prediction-related information in inter prediction method
US10536701B2 (en) 2011-07-01 2020-01-14 Qualcomm Incorporated Video coding using adaptive motion vector resolution
US9232233B2 (en) * 2011-07-01 2016-01-05 Apple Inc. Adaptive configuration of reference frame buffer based on camera and background motion
GB2493755B (en) * 2011-08-17 2016-10-19 Canon Kk Method and device for encoding a sequence of images and method and device for decoding a sequence of images
JP6008334B2 (ja) 2011-08-25 2016-10-19 サン パテント トラスト 復号装置及び復号方法
MX2013008692A (es) 2011-09-07 2013-08-21 Panasonic Corp Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de codificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion y decodificacion de imagenes.
PL2760205T3 (pl) 2011-09-19 2021-05-17 Sun Patent Trust Sposób dekodowania obrazów, urządzenie do dekodowania obrazów
PL3742735T3 (pl) 2011-10-19 2022-11-14 Sun Patent Trust Sposób kodowania obrazów, sposób dekodowania obrazów, urządzenie do kodowania obrazów, urządzenie do dekodowania obrazów, i urządzenie do kodowania i dekodowania obrazów
HUE048628T2 (hu) 2011-10-28 2020-08-28 Samsung Electronics Co Ltd Eljárás videó intrapredikciójára
TWI679876B (zh) * 2011-10-31 2019-12-11 日商Ｊｖｃ建伍股份有限公司 動態影像解碼裝置及動態影像解碼方法
KR20130050149A (ko) * 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법
US9510018B2 (en) * 2011-11-23 2016-11-29 Luca Rossato Signal analysis and generation of transient information
TWI607650B (zh) * 2011-12-28 2017-12-01 Jvc Kenwood Corp Motion picture decoding apparatus, motion picture decoding method, and motion picture decoding program
CN103460701B (zh) * 2012-01-20 2017-06-09 索尼公司 有效度图编码的复杂度降低
US10469851B2 (en) * 2012-04-16 2019-11-05 New Cinema, LLC Advanced video coding method, system, apparatus, and storage medium
ITVI20120087A1 (it) 2012-04-17 2013-10-18 St Microelectronics Srl Stabilizzazione video digitale
CN108614633B (zh) * 2012-07-09 2022-11-01 Vid拓展公司 从视频服务器请求视频串流的方法及移动设备
US9497476B2 (en) * 2013-04-05 2016-11-15 Sharp Kabushiki Kaisha Image decoding apparatus
US9774881B2 (en) 2014-01-08 2017-09-26 Microsoft Technology Licensing, Llc Representing motion vectors in an encoded bitstream
US9749642B2 (en) 2014-01-08 2017-08-29 Microsoft Technology Licensing, Llc Selection of motion vector precision
BR112016017201B1 (pt) * 2014-01-29 2023-09-26 Hfi Innovation Inc Método de codificação e decodificação para precisão adaptativa de vetor de movimento de um bloco de dados de vídeo
US9392272B1 (en) 2014-06-02 2016-07-12 Google Inc. Video coding using adaptive source variance based partitioning
US9578324B1 (en) 2014-06-27 2017-02-21 Google Inc. Video coding using statistical-based spatially differentiated partitioning
US9946956B2 (en) * 2016-06-15 2018-04-17 Qualcomm Incorporated Differential image processing
US10979732B2 (en) * 2016-10-04 2021-04-13 Qualcomm Incorporated Adaptive motion vector precision for video coding
CN108235007B (zh) * 2016-12-12 2023-06-27 上海天荷电子信息有限公司 各模式使用不同精度同种编码参数的数据压缩方法和装置
US10764603B2 (en) 2018-12-31 2020-09-01 Alibaba Group Holding Limited Resolution-adaptive video coding
CN113383543B (zh) 2019-02-02 2025-08-29 北京字节跳动网络技术有限公司 使用用于视频编解码中的帧内块复制的额外缓冲区样点的预测
CN113366844B (zh) 2019-02-02 2023-10-03 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的缓冲区中的数据存储
WO2020177659A1 (en) 2019-03-01 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Direction-based prediction for intra block copy in video coding
CN117640927A (zh) 2019-03-04 2024-03-01 北京字节跳动网络技术有限公司 视频编解码中的帧内块复制中的实施方式方面
CN113411605B (zh) 2019-06-21 2022-05-31 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备
CN114175645B (zh) 2019-07-06 2024-04-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的虚拟预测缓冲
US12167006B2 (en) 2019-07-09 2024-12-10 Alibaba Group Holding Limited Resolution-adaptive video coding
KR102635519B1 (ko) 2019-07-10 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 샘플 식별
CN113963672B (zh) * 2021-11-05 2023-02-24 惠州华星光电显示有限公司 显示器亮度调节方法、装置、电子设备及存储介质

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US135411A (en) * 1873-02-04 Improvement in inhalers
JP2702139B2 (ja) 1988-03-18 1998-01-21 富士通株式会社 動画像の予測符号化方式
JPH04127689A (ja) 1990-09-19 1992-04-28 Hitachi Ltd 動画像予測符号化方式
US5436666A (en) * 1993-05-21 1995-07-25 Intel Corporation Limited-domain motion estimation/compensation for video encoding/decoding
US5477272A (en) * 1993-07-22 1995-12-19 Gte Laboratories Incorporated Variable-block size multi-resolution motion estimation scheme for pyramid coding
US5610657A (en) 1993-09-14 1997-03-11 Envistech Inc. Video compression using an iterative error data coding method
US5754699A (en) * 1994-11-24 1998-05-19 Victor Company Of Japan, Ltd. Method of reducing mosquito noise generated during decoding process of image data and device for decoding image data using the same
EP1271957B1 (en) * 1994-12-20 2006-05-24 Matsushita Electric Industrial Co., Ltd. Object-based digital image predictive coding and transfer method and apparatus, and decoding apparatus
JP3169783B2 (ja) * 1995-02-15 2001-05-28 日本電気株式会社 動画像の符号化・復号システム
CN1122421C (zh) * 1995-08-04 2003-09-24 株式会社大宇电子 用于图象信号编码系统的运动矢量估算方法和设备
DE69630643T2 (de) * 1995-08-29 2004-10-07 Sharp Kk Videokodierungsvorrichtung
JP2806332B2 (ja) 1995-11-29 1998-09-30 日本電気株式会社 動画像の動き補償回路
US5692063A (en) * 1996-01-19 1997-11-25 Microsoft Corporation Method and system for unrestricted motion estimation for video
DE69716037T2 (de) * 1996-01-22 2003-07-03 Matsushita Electric Industrial Co., Ltd. Verfahren zur kodierung und dekodierung von digitalen bildern
DE69726321T2 (de) * 1996-01-29 2004-09-16 Matsushita Electric Industrial Co., Ltd., Kadoma Dekodierer mit Mitteln zur Ergänzung eines digitalen Bildes mit Bildelementen
KR100226684B1 (ko) * 1996-03-22 1999-10-15 전주범 반화소 움직임 추정장치
EP0840510B1 (en) * 1996-05-17 2003-01-29 Matsushita Electric Industrial Co., Ltd. Picture decoder
EP1835761A3 (en) * 1996-05-28 2007-10-03 Matsushita Electric Industrial Co., Ltd. Decoding apparatus and method with intra prediction and alternative block scanning
EP0817499A3 (en) * 1996-06-28 2002-05-22 Matsushita Electric Industrial Co., Ltd. Image coding method using extrapolated pixels in insignificant areas of blocks
TW366648B (en) * 1996-10-24 1999-08-11 Matsushita Electric Industrial Co Ltd Method of supplementing pixel signal coding device, and pixel signal decoding device
JP4294743B2 (ja) * 1996-12-13 2009-07-15 富士通株式会社 動きベクトル探索装置および動画像符号化装置
US6005980A (en) * 1997-03-07 1999-12-21 General Instrument Corporation Motion estimation and compensation of video object planes for interlaced digital video
EP1237376B1 (en) * 1997-06-09 2015-08-05 Hitachi, Ltd. Image information recording medium
JP2897763B2 (ja) * 1997-07-28 1999-05-31 日本ビクター株式会社 動き補償符号化装置、復号化装置、符号化方法及び復号化方法
US6249318B1 (en) * 1997-09-12 2001-06-19 8×8, Inc. Video coding/decoding arrangement and method therefor
EP0940041B1 (en) 1997-09-23 2006-11-22 Koninklijke Philips Electronics N.V. Motion estimation and motion-compensated interpolation
JP3856262B2 (ja) 1998-03-09 2006-12-13 日本ビクター株式会社 動き補償符号化装置、動き補償符号化方法、及び動き補償符号記録媒体
US6266373B1 (en) * 1998-06-15 2001-07-24 U.S. Philips Corporation Pixel data storage system for use in half-pel interpolation
JP3855522B2 (ja) * 1999-02-23 2006-12-13 松下電器産業株式会社 動画変換装置
IT1313382B1 (it) * 1999-03-18 2002-07-23 St Microelectronics Srl Stima del moto ricorsiva spazio temporale con sottocampionamento ad 1/2 di macroblocco e ad 1/4 di pixel
US6968008B1 (en) 1999-07-27 2005-11-22 Sharp Laboratories Of America, Inc. Methods for motion estimation with adaptive motion accuracy
EP1113671A3 (en) * 1999-12-28 2007-04-11 Matsushita Electric Industrial Co., Ltd. Image decoding apparatus and image coding apparatus
US6943827B2 (en) * 2001-04-16 2005-09-13 Kddi Corporation Apparatus for monitoring quality of picture in transmission
US6859494B2 (en) * 2001-07-27 2005-02-22 General Instrument Corporation Methods and apparatus for sub-pixel motion estimation
EP2819411B1 (en) * 2001-09-14 2018-08-29 NTT DoCoMo, Inc. Coding method and decoding method
WO2003053066A1 (en) * 2001-12-17 2003-06-26 Microsoft Corporation Skip macroblock coding
KR100962759B1 (ko) 2002-01-24 2010-06-09 가부시키가이샤 히타치세이사쿠쇼 동화상 신호의 부호화 방법 및 복호화 방법
US7003035B2 (en) * 2002-01-25 2006-02-21 Microsoft Corporation Video coding methods and apparatuses
JP4724351B2 (ja) 2002-07-15 2011-07-13 三菱電機株式会社 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法、および通信装置
DE102008044402A1 (de) 2008-12-05 2010-06-10 Robert Bosch Gmbh Werkzeugmaschine mit einer Führungsvorrichtung für ein Werkzeug

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8787463B2 (en) 2009-08-13 2014-07-22 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding motion vector
US8792558B2 (en) 2009-08-13 2014-07-29 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding motion vector
US8811488B2 (en) 2009-08-13 2014-08-19 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding motion vector
US9544588B2 (en) 2009-08-13 2017-01-10 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding motion vector
US9883186B2 (en) 2009-08-13 2018-01-30 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding motion vector
US10110902B2 (en) 2009-08-13 2018-10-23 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding motion vector
TWI450592B (zh) * 2010-02-09 2014-08-21 Nippon Telegraph & Telephone 動向量預測編碼方法、動向量預測解碼方法、動畫像編碼裝置、動畫像解碼裝置及其程式
US9497481B2 (en) 2010-02-09 2016-11-15 Nippon Telegraph And Telephone Corporation Motion vector predictive encoding method, motion vector predictive decoding method, moving picture encoding apparatus, moving picture decoding apparatus, and programs thereof
US9838709B2 (en) 2010-02-09 2017-12-05 Nippon Telegraph And Telephone Corporation Motion vector predictive encoding method, motion vector predictive decoding method, moving picture encoding apparatus, moving picture decoding apparatus, and programs thereof

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