HK1095461A1 - Moving picture signal coding method, decoding method, coding apparatus, and decoding apparatus - Google Patents
Moving picture signal coding method, decoding method, coding apparatus, and decoding apparatusInfo
- Publication number
- HK1095461A1 HK1095461A1 HK07102503A HK07102503A HK1095461A1 HK 1095461 A1 HK1095461 A1 HK 1095461A1 HK 07102503 A HK07102503 A HK 07102503A HK 07102503 A HK07102503 A HK 07102503A HK 1095461 A1 HK1095461 A1 HK 1095461A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- decoding
- coding
- moving picture
- picture signal
- signal coding
- Prior art date
Links
Classifications
-
- 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
- H04N19/50—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
-
- 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
-
- 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
- H04N19/43—Hardware specially adapted for motion estimation or compensation
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
-
- 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
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002014974 | 2002-01-24 | ||
JP2002036130 | 2002-02-14 | ||
JP2002093541 | 2002-03-29 | ||
JP2002267555 | 2002-09-13 | ||
JP2002330209 | 2002-11-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1095461A1 true HK1095461A1 (en) | 2007-05-04 |
Family
ID=27617870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK07102503A HK1095461A1 (en) | 2002-01-24 | 2007-03-07 | Moving picture signal coding method, decoding method, coding apparatus, and decoding apparatus |
Country Status (7)
Country | Link |
---|---|
US (2) | US8194746B2 (xx) |
EP (1) | EP1469682A4 (xx) |
JP (2) | JP4401783B2 (xx) |
KR (2) | KR100924850B1 (xx) |
CN (1) | CN1265649C (xx) |
HK (1) | HK1095461A1 (xx) |
WO (1) | WO2003063503A1 (xx) |
Families Citing this family (52)
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CN100493200C (zh) * | 2002-01-24 | 2009-05-27 | 株式会社日立制作所 | 运动图像的编码方法、解码方法、编码装置及解码装置 |
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 |
CN101616329B (zh) * | 2003-07-16 | 2013-01-02 | 三星电子株式会社 | 用于色彩图像的视频编码/解码装置和方法 |
US20050013498A1 (en) | 2003-07-18 | 2005-01-20 | Microsoft Corporation | Coding of motion vector information |
US8064520B2 (en) * | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
AU2003282462A1 (en) * | 2003-10-09 | 2005-05-26 | Thomson Licensing | Direct mode derivation process for error concealment |
EP1802127B1 (en) * | 2004-09-29 | 2018-04-11 | Tencent Technology (Shenzhen) Company Limited | Method for performing motion estimation |
KR100694098B1 (ko) | 2005-04-04 | 2007-03-12 | 한국과학기술원 | 산술 복호 방법 및 그 장치 |
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 |
KR100827093B1 (ko) * | 2006-10-13 | 2008-05-02 | 삼성전자주식회사 | 영상 부호화 방법 및 장치 |
KR101365574B1 (ko) * | 2007-01-29 | 2014-02-20 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 복호화 방법 및 장치 |
US8942289B2 (en) * | 2007-02-21 | 2015-01-27 | Microsoft Corporation | Computational complexity and precision control in transform-based digital media codec |
KR100939917B1 (ko) * | 2008-03-07 | 2010-02-03 | 에스케이 텔레콤주식회사 | 움직임 예측을 통한 부호화 시스템 및 움직임 예측을 통한부호화 방법 |
ES2812473T3 (es) * | 2008-03-19 | 2021-03-17 | Nokia Technologies Oy | Vector de movimiento combinado y predicción de índice de referencia para la codificación de vídeo |
JP5422168B2 (ja) * | 2008-09-29 | 2014-02-19 | 株式会社日立製作所 | 動画像符号化方法および動画像復号化方法 |
JPWO2010067668A1 (ja) * | 2008-12-08 | 2012-05-17 | シャープ株式会社 | 画像符号化装置及び画像復号装置 |
TW201041404A (en) * | 2009-03-06 | 2010-11-16 | Sony Corp | Image processing device and method |
WO2011021913A2 (ko) * | 2009-08-21 | 2011-02-24 | 에스케이텔레콤 주식회사 | 차분 움직임 벡터의 정밀도를 고려한 움직임 벡터 부호화/복호화 방법 및 장치, 및 그를 위한 영상처리 장치 및 방법 |
KR101792041B1 (ko) * | 2009-10-14 | 2017-11-02 | 톰슨 라이센싱 | 움직임 정보의 적응적 코딩 방법 및 장치 |
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 |
US9237355B2 (en) * | 2010-02-19 | 2016-01-12 | Qualcomm Incorporated | Adaptive motion resolution for video coding |
CN107295346B (zh) * | 2010-04-01 | 2020-11-10 | 索尼公司 | 图像处理设备和方法 |
SG10201503179VA (en) * | 2010-04-23 | 2015-06-29 | M&K Holdings Inc | Image encoding apparatus |
TW201215157A (en) * | 2010-07-15 | 2012-04-01 | Panasonic Corp | Image decoding method, image encoding method, image decoding device, image encoding device, program, and integrated circuit |
CN102378000B (zh) * | 2010-08-13 | 2013-07-17 | 炬力集成电路设计有限公司 | 一种视频解码装置和方法 |
US20120051431A1 (en) * | 2010-08-25 | 2012-03-01 | Qualcomm Incorporated | Motion direction based adaptive motion vector resolution signaling for video coding |
US10327008B2 (en) * | 2010-10-13 | 2019-06-18 | Qualcomm Incorporated | Adaptive motion vector resolution signaling for video coding |
KR101479130B1 (ko) * | 2010-10-18 | 2015-01-07 | 에스케이 텔레콤주식회사 | 차분 움직임벡터 부호화/복호화 장치 및 방법, 및 그것을 이용한 영상 부호화/복호화 장치 및 방법 |
US9749657B2 (en) * | 2011-01-21 | 2017-08-29 | Sharp Kabushiki Kaisha | Buffer compression for motion vector competition |
JP2013172323A (ja) | 2012-02-21 | 2013-09-02 | Toshiba Corp | 動き検出装置、画像処理装置および画像処理システム |
GB2512829B (en) * | 2013-04-05 | 2015-05-27 | Canon Kk | Method and apparatus for encoding or decoding an image with inter layer motion information prediction according to motion information compression scheme |
US9749642B2 (en) | 2014-01-08 | 2017-08-29 | Microsoft Technology Licensing, Llc | Selection of motion vector precision |
US9774881B2 (en) * | 2014-01-08 | 2017-09-26 | Microsoft Technology Licensing, Llc | Representing motion vectors in an encoded bitstream |
US9942560B2 (en) | 2014-01-08 | 2018-04-10 | Microsoft Technology Licensing, Llc | Encoding screen capture data |
US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
CN111741310B (zh) | 2014-10-31 | 2024-03-19 | 三星电子株式会社 | 用于对运动矢量进行编码/解码的方法和装置 |
CN107809642B (zh) * | 2015-02-16 | 2020-06-16 | 华为技术有限公司 | 用于视频图像编码和解码的方法、编码设备和解码设备 |
US10547847B2 (en) * | 2015-09-24 | 2020-01-28 | Lg Electronics Inc. | AMVR-based image coding method and apparatus in image coding system |
US20200021837A1 (en) * | 2016-12-16 | 2020-01-16 | Sharp Kabushiki Kaisha | Video decoding apparatus and video coding apparatus |
US11272207B2 (en) * | 2017-06-12 | 2022-03-08 | Futurewei Technologies, Inc. | Selection and signaling of motion vector (MV) precisions |
CN109218733B (zh) * | 2017-06-30 | 2022-03-29 | 华为技术有限公司 | 一种确定预测运动矢量预测的方法以及相关设备 |
KR102302671B1 (ko) * | 2017-07-07 | 2021-09-15 | 삼성전자주식회사 | 적응적 움직임 벡터 해상도로 결정된 움직임 벡터의 부호화 장치 및 부호화 방법, 및 움직임 벡터의 복호화 장치 및 복호화 방법 |
BR112020004381A2 (pt) | 2017-09-28 | 2020-09-08 | Samsung Electronics Co., Ltd. | método de decodificação de vídeo, aparelho de decodificação de vídeo, método de codificação de vídeo, e aparelho de codificação de vídeo |
TWI731345B (zh) * | 2018-06-19 | 2021-06-21 | 大陸商北京字節跳動網絡技術有限公司 | 模式相依運動向量差精確集 |
CN116033150A (zh) * | 2018-09-08 | 2023-04-28 | 北京字节跳动网络技术有限公司 | 不同视频块尺寸的仿射模式计算 |
EP4325859A3 (en) | 2018-09-19 | 2024-05-15 | Beijing Bytedance Network Technology Co., Ltd. | Syntax reuse for affine mode with adaptive motion vector resolution |
CN113498609B (zh) * | 2018-12-31 | 2023-06-20 | 北京达佳互联信息技术有限公司 | 用于视频编解码的依赖图片分辨率的配置 |
CN111416982A (zh) * | 2019-01-04 | 2020-07-14 | 北京三星通信技术研究有限公司 | 对运动矢量信息进行编/解码的方法及装置 |
CN113412623A (zh) | 2019-01-31 | 2021-09-17 | 北京字节跳动网络技术有限公司 | 记录仿射模式自适应运动矢量分辨率的上下文 |
CN113678444B (zh) * | 2019-03-27 | 2023-08-18 | 北京字节跳动网络技术有限公司 | 具有自适应运动矢量分辨率的仿射模式的熵编解码 |
US20220360813A1 (en) * | 2019-06-20 | 2022-11-10 | Interdigital Vc Holdings France, Sas | Motion vector processing for video encoding and decoding |
WO2021047632A1 (en) * | 2019-09-13 | 2021-03-18 | Beijing Bytedance Network Technology Co., Ltd. | Weighted sample bi-prediction in video coding |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5428396A (en) | 1991-08-03 | 1995-06-27 | Sony Corporation | Variable length coding/decoding method for motion vectors |
FR2725577B1 (fr) * | 1994-10-10 | 1996-11-29 | Thomson Consumer Electronics | Procede de codage ou de decodage de vecteurs mouvement et dispositif de codage ou de decodage mettant en oeuvre ledit procede |
US5731840A (en) | 1995-03-10 | 1998-03-24 | Kabushiki Kaisha Toshiba | Video coding/decoding apparatus which transmits different accuracy prediction levels |
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 |
JP2914448B2 (ja) * | 1997-06-25 | 1999-06-28 | 日本電信電話株式会社 | 動きベクトル予測符号化方法および動きベクトル復号方法、予測符号化装置および復号装置、並びに、動きベクトルの予測符号化プログラムおよび復号プログラムを記録した記録媒体 |
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 |
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 |
JP4142180B2 (ja) | 1998-10-29 | 2008-08-27 | 富士通株式会社 | 動きベクトル符号化装置および復号装置 |
US6738423B1 (en) | 2000-01-21 | 2004-05-18 | Nokia Mobile Phones Ltd. | Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder |
KR100359115B1 (ko) | 2000-05-24 | 2002-11-04 | 삼성전자 주식회사 | 영상 코딩 방법 |
US6859494B2 (en) | 2001-07-27 | 2005-02-22 | General Instrument Corporation | Methods and apparatus for sub-pixel motion estimation |
US6950469B2 (en) * | 2001-09-17 | 2005-09-27 | Nokia Corporation | Method for sub-pixel value interpolation |
-
2003
- 2003-01-24 KR KR1020047002817A patent/KR100924850B1/ko not_active IP Right Cessation
- 2003-01-24 CN CNB038009390A patent/CN1265649C/zh not_active Expired - Fee Related
- 2003-01-24 WO PCT/JP2003/000664 patent/WO2003063503A1/ja active Application Filing
- 2003-01-24 KR KR1020077023512A patent/KR100962759B1/ko not_active IP Right Cessation
- 2003-01-24 EP EP03703048A patent/EP1469682A4/en not_active Withdrawn
- 2003-01-24 JP JP2003563227A patent/JP4401783B2/ja not_active Expired - Fee Related
-
2007
- 2007-03-07 HK HK07102503A patent/HK1095461A1/xx not_active IP Right Cessation
-
2008
- 2008-03-10 US US12/073,757 patent/US8194746B2/en not_active Expired - Fee Related
- 2008-03-10 US US12/073,756 patent/US8233542B2/en not_active Expired - Fee Related
-
2009
- 2009-04-28 JP JP2009108955A patent/JP5042267B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1469682A4 (en) | 2010-01-27 |
CN1550110A (zh) | 2004-11-24 |
KR100924850B1 (ko) | 2009-11-02 |
JP2009171608A (ja) | 2009-07-30 |
US20080165856A1 (en) | 2008-07-10 |
KR20070108571A (ko) | 2007-11-12 |
US8194746B2 (en) | 2012-06-05 |
EP1469682A1 (en) | 2004-10-20 |
JP5042267B2 (ja) | 2012-10-03 |
KR20040075317A (ko) | 2004-08-27 |
CN1265649C (zh) | 2006-07-19 |
US20080310511A1 (en) | 2008-12-18 |
KR100962759B1 (ko) | 2010-06-09 |
JP4401783B2 (ja) | 2010-01-20 |
WO2003063503A1 (en) | 2003-07-31 |
JPWO2003063503A1 (ja) | 2005-05-26 |
US8233542B2 (en) | 2012-07-31 |
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Legal Events
Date | Code | Title | Description |
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PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20140124 |