CN1198639A - 用于隔行数字视频的宏数据块内的dc和ac系数预测 - Google Patents
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Abstract
Description
量类型 | 用于量化器 (Qp)范围的 scalerdc_ | |||
1到4 | 5到8 | 9到24 | 25到31 | |
亮度 | 8 | 2Qp | Qp+8 | 2Qp-16 |
色度 | 8 | (Qp+13)/2 | Qp-6 |
Claims (42)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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US4012097P | 1997-03-07 | 1997-03-07 | |
US60/040,120 | 1997-03-07 | ||
US4224597P | 1997-03-31 | 1997-03-31 | |
US60/042,245 | 1997-03-31 | ||
US08/957,511 US5974184A (en) | 1997-03-07 | 1997-10-24 | Intra-macroblock DC and AC coefficient prediction for interlaced digital video |
US08/957,511 | 1997-10-24 |
Publications (2)
Publication Number | Publication Date |
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CN1198639A true CN1198639A (zh) | 1998-11-11 |
CN1148977C CN1148977C (zh) | 2004-05-05 |
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CNB981080537A Expired - Lifetime CN1148977C (zh) | 1997-03-07 | 1998-03-06 | 用于隔行数字视频的宏数据块内的dc和ac系数预测 |
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US (1) | US5974184A (zh) |
EP (1) | EP0863673A3 (zh) |
JP (1) | JPH10304364A (zh) |
KR (1) | KR100578049B1 (zh) |
CN (1) | CN1148977C (zh) |
AU (1) | AU728469B2 (zh) |
BR (1) | BR9800852A (zh) |
CA (1) | CA2230422C (zh) |
NO (1) | NO980948L (zh) |
TW (1) | TW373408B (zh) |
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---|---|---|---|---|
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US7912131B2 (en) | 2004-10-22 | 2011-03-22 | Humax, Co., Ltd. | Selective prediction encoding and decoding methods and devices with ac/dc and advanced video coding prediction |
CN101605255B (zh) * | 2008-06-12 | 2011-05-04 | 华为技术有限公司 | 一种视频编解码的方法及装置 |
CN102131093A (zh) * | 2011-01-13 | 2011-07-20 | 北京中星微电子有限公司 | 一种图像处理方法及装置 |
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Families Citing this family (105)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100371130B1 (ko) * | 1996-05-28 | 2003-02-07 | 마쯔시다덴기산교 가부시키가이샤 | 화상예측 복호화 장치 및 그 방법과 화상예측 부호화 장치및 그 방법 |
US8625665B2 (en) * | 1996-09-20 | 2014-01-07 | At&T Intellectual Property Ii, L.P. | Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video |
US6341144B1 (en) * | 1996-09-20 | 2002-01-22 | At&T Corp. | Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video |
US6618444B1 (en) | 1997-02-14 | 2003-09-09 | At&T Corp. | Scene description nodes to support improved chroma-key shape representation of coded arbitrary images and video objects |
US7269219B1 (en) | 1997-02-14 | 2007-09-11 | At&T Corp. | Non-linear quantizer for video coding |
US6208693B1 (en) * | 1997-02-14 | 2001-03-27 | At&T Corp | Chroma-key for efficient and low complexity shape representation of coded arbitrary video objects |
US6404813B1 (en) * | 1997-03-27 | 2002-06-11 | At&T Corp. | Bidirectionally predicted pictures or video object planes for efficient and flexible video coding |
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US6381370B1 (en) * | 1997-07-14 | 2002-04-30 | Oki Electric Industry Co., Ltd. | Method and apparatus for image encoding |
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US6125142A (en) * | 1997-12-02 | 2000-09-26 | Daewoo Electronics Co., Ltd. | Method and apparatus for encoding object information of a video object plane |
KR100303085B1 (ko) * | 1998-04-24 | 2001-09-24 | 전주범 | 이진형상신호부호화장치및방법 |
JP3382173B2 (ja) * | 1998-03-10 | 2003-03-04 | 株式会社ハイニックスセミコンダクター | 飛越し走査方式の映像信号に対するvop境界矩形の設定方法及び装置 |
KR100632105B1 (ko) * | 1998-06-27 | 2007-03-02 | 주식회사 팬택앤큐리텔 | 디지털 비월주사 인트라픽쳐 부호화/복호화 방법 |
US6519287B1 (en) * | 1998-07-13 | 2003-02-11 | Motorola, Inc. | Method and apparatus for encoding and decoding video signals by using storage and retrieval of motion vectors |
US7158681B2 (en) * | 1998-10-01 | 2007-01-02 | Cirrus Logic, Inc. | Feedback scheme for video compression system |
US6445386B1 (en) | 1999-01-15 | 2002-09-03 | Intel Corporation | Method and apparatus for stretch blitting using a 3D pipeline |
US6934906B1 (en) | 1999-07-08 | 2005-08-23 | At&T Corp. | Methods and apparatus for integrating external applications into an MPEG-4 scene |
EP1081958B1 (en) * | 1999-08-31 | 2006-02-01 | Lucent Technologies Inc. | Method and apparatus for macroblock DC and AC coefficient prediction for video coding |
US6765962B1 (en) * | 1999-12-02 | 2004-07-20 | Sarnoff Corporation | Adaptive selection of quantization scales for video encoding |
KR100366382B1 (ko) * | 2001-02-12 | 2002-12-31 | (주) 멀티비아 | 동영상 부호화 장치 및 방법 |
US7023491B2 (en) * | 2001-02-28 | 2006-04-04 | Thomson Licensing | Method and device for displaying frozen pictures on video display device |
EP1244311A3 (en) * | 2001-03-22 | 2004-10-06 | Sony Corporation | Picture encoding |
US7095785B2 (en) * | 2001-06-29 | 2006-08-22 | Equator Technologies, Inc. | Determination of prediction direction in MPEG-4 |
US7266150B2 (en) * | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
US8111754B1 (en) | 2001-07-11 | 2012-02-07 | Dolby Laboratories Licensing Corporation | Interpolation of video compression frames |
US6975680B2 (en) * | 2001-07-12 | 2005-12-13 | Dolby Laboratories, Inc. | Macroblock mode decision biasing for video compression systems |
US6882685B2 (en) * | 2001-09-18 | 2005-04-19 | Microsoft Corporation | Block transform and quantization for image and video coding |
WO2003047272A2 (en) * | 2001-11-21 | 2003-06-05 | General Instrument Corporation | Macroblock level adaptive frame/field coding for digital video content |
CN100452883C (zh) | 2001-12-17 | 2009-01-14 | 微软公司 | 处理视频图像的方法 |
KR100454501B1 (ko) | 2001-12-26 | 2004-10-28 | 브이케이 주식회사 | 영상신호를 부호화 또는 복호화하기 위한 예측 장치 및 방법 |
US7003035B2 (en) | 2002-01-25 | 2006-02-21 | Microsoft Corporation | Video coding methods and apparatuses |
JP4130780B2 (ja) * | 2002-04-15 | 2008-08-06 | 松下電器産業株式会社 | 画像符号化方法および画像復号化方法 |
US20030202590A1 (en) * | 2002-04-30 | 2003-10-30 | Qunshan Gu | Video encoding using direct mode predicted frames |
KR20030089774A (ko) * | 2002-05-18 | 2003-11-28 | 엘지전자 주식회사 | 비디오 디코더의 dc/ac 계수 저장방법 |
US20040001546A1 (en) | 2002-06-03 | 2004-01-01 | Alexandros Tourapis | Spatiotemporal prediction for bidirectionally predictive (B) pictures and motion vector prediction for multi-picture reference motion compensation |
KR101017094B1 (ko) * | 2002-06-11 | 2011-02-25 | 노키아 코포레이션 | 인트라 코딩에 기반한 공간 예측 |
US7016547B1 (en) * | 2002-06-28 | 2006-03-21 | Microsoft Corporation | Adaptive entropy encoding/decoding for screen capture content |
US7239754B2 (en) * | 2002-07-16 | 2007-07-03 | Hiroshi Akimoto | Method, apparatus and system for compressing still images in multipurpose compression systems |
US7154952B2 (en) | 2002-07-19 | 2006-12-26 | Microsoft Corporation | Timestamp-independent motion vector prediction for predictive (P) and bidirectionally predictive (B) pictures |
US7433824B2 (en) * | 2002-09-04 | 2008-10-07 | Microsoft Corporation | Entropy coding by adapting coding between level and run-length/level modes |
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US7266247B2 (en) | 2002-09-30 | 2007-09-04 | Samsung Electronics Co., Ltd. | Image coding method and apparatus using spatial predictive coding of chrominance and image decoding method and apparatus |
US20040141654A1 (en) * | 2003-01-17 | 2004-07-22 | Yi-Yung Jeng | Texture encoding procedure |
JP4617644B2 (ja) * | 2003-07-18 | 2011-01-26 | ソニー株式会社 | 符号化装置及び方法 |
US7426308B2 (en) * | 2003-07-18 | 2008-09-16 | Microsoft Corporation | Intraframe and interframe interlace coding and decoding |
US10554985B2 (en) | 2003-07-18 | 2020-02-04 | Microsoft Technology Licensing, Llc | DC coefficient signaling at small quantization step sizes |
US7738554B2 (en) | 2003-07-18 | 2010-06-15 | Microsoft Corporation | DC coefficient signaling at small quantization step sizes |
TWI231714B (en) * | 2003-07-30 | 2005-04-21 | Mediatek Inc | Method for performing predictive image decoding with memory access |
US7724827B2 (en) * | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
US8064520B2 (en) | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
US7606308B2 (en) | 2003-09-07 | 2009-10-20 | Microsoft Corporation | Signaling macroblock mode information for macroblocks of interlaced forward-predicted fields |
US7092576B2 (en) * | 2003-09-07 | 2006-08-15 | Microsoft Corporation | Bitplane coding for macroblock field/frame coding type information |
US7782954B2 (en) * | 2003-09-07 | 2010-08-24 | Microsoft Corporation | Scan patterns for progressive video content |
US7688894B2 (en) * | 2003-09-07 | 2010-03-30 | Microsoft Corporation | Scan patterns for interlaced video content |
ES2767933T3 (es) * | 2003-09-07 | 2020-06-19 | Microsoft Technology Licensing Llc | Capa de sectores en códec de vídeo |
US20050111545A1 (en) * | 2003-11-25 | 2005-05-26 | Ram Prabhakar | Dynamic packet size control for MPEG-4 data partition mode |
EP1538844A3 (en) * | 2003-11-26 | 2006-05-31 | Samsung Electronics Co., Ltd. | Color image residue transformation and encoding method |
US7889792B2 (en) | 2003-12-24 | 2011-02-15 | Apple Inc. | Method and system for video encoding using a variable number of B frames |
US7830959B2 (en) | 2003-12-26 | 2010-11-09 | Electronics And Telecommunications Research Institute | Apparatus and method for performing intra prediction for image decoder |
KR100754388B1 (ko) * | 2003-12-27 | 2007-08-31 | 삼성전자주식회사 | 레지듀 영상 다운/업 샘플링 방법 및 장치와 그를 이용한영상 부호화/복호화 방법 및 장치 |
US7869503B2 (en) | 2004-02-06 | 2011-01-11 | Apple Inc. | Rate and quality controller for H.264/AVC video coder and scene analyzer therefor |
US7492820B2 (en) * | 2004-02-06 | 2009-02-17 | Apple Inc. | Rate control for video coder employing adaptive linear regression bits modeling |
US7986731B2 (en) * | 2004-02-06 | 2011-07-26 | Apple Inc. | H.264/AVC coder incorporating rate and quality controller |
US7453938B2 (en) * | 2004-02-06 | 2008-11-18 | Apple Inc. | Target bitrate estimator, picture activity and buffer management in rate control for video coder |
JP2005318559A (ja) * | 2004-03-30 | 2005-11-10 | Matsushita Electric Ind Co Ltd | 逆予測装置及びそれを用いた復号装置 |
US20050232350A1 (en) * | 2004-03-30 | 2005-10-20 | Mana Hamada | Inverse prediction apparatus and decoding apparatus using the same |
KR100647294B1 (ko) * | 2004-11-09 | 2006-11-23 | 삼성전자주식회사 | 화상 데이터 부호화 및 복호화 방법 및 장치 |
KR100694093B1 (ko) * | 2005-02-18 | 2007-03-12 | 삼성전자주식회사 | 영상 블럭의 계수 예측 장치 및 그 방법 |
US20060227876A1 (en) * | 2005-03-29 | 2006-10-12 | Bhaskar Sherigar | System, method, and apparatus for AC coefficient prediction |
US7693709B2 (en) * | 2005-07-15 | 2010-04-06 | Microsoft Corporation | Reordering coefficients for waveform coding or decoding |
US7599840B2 (en) | 2005-07-15 | 2009-10-06 | Microsoft Corporation | Selectively using multiple entropy models in adaptive coding and decoding |
US7684981B2 (en) | 2005-07-15 | 2010-03-23 | Microsoft Corporation | Prediction of spectral coefficients in waveform coding and decoding |
US9077960B2 (en) | 2005-08-12 | 2015-07-07 | Microsoft Corporation | Non-zero coefficient block pattern coding |
US7565018B2 (en) | 2005-08-12 | 2009-07-21 | Microsoft Corporation | Adaptive coding and decoding of wide-range coefficients |
US8599925B2 (en) * | 2005-08-12 | 2013-12-03 | Microsoft Corporation | Efficient coding and decoding of transform blocks |
US7933337B2 (en) | 2005-08-12 | 2011-04-26 | Microsoft Corporation | Prediction of transform coefficients for image compression |
US20070140353A1 (en) * | 2005-12-19 | 2007-06-21 | Sharp Laboratories Of America, Inc. | Intra prediction skipping in mode selection for video compression |
JP4769605B2 (ja) * | 2006-03-17 | 2011-09-07 | 富士通株式会社 | 動画像符号装置及び方法 |
US8270492B2 (en) * | 2006-05-12 | 2012-09-18 | Panasonic Corporation | Moving picture decoding device |
JP4621629B2 (ja) * | 2006-05-25 | 2011-01-26 | 株式会社東芝 | 画像復号装置 |
FR2906433B1 (fr) * | 2006-09-22 | 2009-02-27 | Canon Kk | Procedes et dispositifs de codage et de decodage d'images, programme d'ordinateur les mettant en oeuvre et support d'informaton permettant de les mettre en oeuvre |
WO2008078807A1 (ja) | 2006-12-27 | 2008-07-03 | Panasonic Corporation | 動画像復号化装置 |
US8942289B2 (en) * | 2007-02-21 | 2015-01-27 | Microsoft Corporation | Computational complexity and precision control in transform-based digital media codec |
US8184710B2 (en) | 2007-02-21 | 2012-05-22 | Microsoft Corporation | Adaptive truncation of transform coefficient data in a transform-based digital media codec |
US7774205B2 (en) * | 2007-06-15 | 2010-08-10 | Microsoft Corporation | Coding of sparse digital media spectral data |
US8254455B2 (en) | 2007-06-30 | 2012-08-28 | Microsoft Corporation | Computing collocated macroblock information for direct mode macroblocks |
US8179974B2 (en) | 2008-05-02 | 2012-05-15 | Microsoft Corporation | Multi-level representation of reordered transform coefficients |
US7925774B2 (en) | 2008-05-30 | 2011-04-12 | Microsoft Corporation | Media streaming using an index file |
GB0905317D0 (en) * | 2008-07-14 | 2009-05-13 | Musion Ip Ltd | Video processing and telepresence system and method |
US9445121B2 (en) * | 2008-08-04 | 2016-09-13 | Dolby Laboratories Licensing Corporation | Overlapped block disparity estimation and compensation architecture |
US8406307B2 (en) | 2008-08-22 | 2013-03-26 | Microsoft Corporation | Entropy coding/decoding of hierarchically organized data |
JP5686499B2 (ja) * | 2009-01-22 | 2015-03-18 | 株式会社Nttドコモ | 画像予測符号化装置、方法及びプログラム、画像予測復号装置、方法及びプログラム、並びに、符号化・復号システム及び方法 |
US8189666B2 (en) | 2009-02-02 | 2012-05-29 | Microsoft Corporation | Local picture identifier and computation of co-located information |
RU2467499C2 (ru) * | 2010-09-06 | 2012-11-20 | Государственное образовательное учреждение высшего профессионального образования "Поволжский государственный университет телекоммуникаций и информатики" (ГОУВПО ПГУТИ) | Способ сжатия цифрового потока видеосигнала в телевизионном канале связи |
WO2012098890A1 (ja) * | 2011-01-21 | 2012-07-26 | パナソニック株式会社 | 動画像符号化装置および動画像符号化方法 |
WO2012173745A1 (en) | 2011-06-13 | 2012-12-20 | Dolby Laboratories Licensing Corporation | Fused region-based vdr prediction |
US20140286412A1 (en) * | 2013-03-25 | 2014-09-25 | Qualcomm Incorporated | Intra dc prediction for lossless coding in video coding |
JP6497014B2 (ja) * | 2014-09-24 | 2019-04-10 | 富士ゼロックス株式会社 | 画像処理装置及び画像処理プログラム |
EP3291559A1 (en) * | 2016-08-29 | 2018-03-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder for encoding, and decoder for decoding, a 2-dimensional digital image representation into a data stream using further encoding of one or more remaining bits below the quantization factor |
WO2018041843A1 (en) * | 2016-08-29 | 2018-03-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder for Encoding, and Decoder for Decoding, a Digital Image Representation into a Data Stream using Indicating a Number of Leading Zero Bit Planes |
WO2023242589A1 (en) * | 2022-06-16 | 2023-12-21 | Mbda Uk Limited | Method for image encoding |
EP4294014A1 (en) * | 2022-06-16 | 2023-12-20 | MBDA UK Limited | Method for image encoding |
GB2621916A (en) * | 2022-06-16 | 2024-02-28 | Mbda Uk Ltd | Method for image encoding |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02264585A (ja) * | 1989-04-05 | 1990-10-29 | Nec Corp | 画像信号の符号化方式 |
CA2062200A1 (en) * | 1991-03-15 | 1992-09-16 | Stephen C. Purcell | Decompression processor for video applications |
JPH05316494A (ja) * | 1992-05-06 | 1993-11-26 | Ikegami Tsushinki Co Ltd | 画像データ符号化装置 |
KR0166722B1 (ko) * | 1992-11-30 | 1999-03-20 | 윤종용 | 부호화 및 복호화방법 및 그 장치 |
US5805762A (en) * | 1993-01-13 | 1998-09-08 | Hitachi America, Ltd. | Video recording device compatible transmitter |
US5815646A (en) * | 1993-04-13 | 1998-09-29 | C-Cube Microsystems | Decompression processor for video applications |
US5802210A (en) * | 1994-06-09 | 1998-09-01 | Kabushiki Kaisha Toshiba | Image processing system |
US5668609A (en) * | 1994-09-08 | 1997-09-16 | Tektronix, Inc. | Motion detector and key signal interpolator using same |
US5712809A (en) * | 1994-10-31 | 1998-01-27 | Vivo Software, Inc. | Method and apparatus for performing fast reduced coefficient discrete cosine transforms |
KR100215428B1 (ko) * | 1995-01-23 | 1999-08-16 | 윤종용 | B픽처의에러은폐방법 |
US5647048A (en) * | 1995-06-07 | 1997-07-08 | Industrial Technology Research Institute | Trick mode VTR tracking for compressed video |
KR100207397B1 (ko) * | 1995-10-31 | 1999-07-15 | 전주범 | 영상 부호화 시스템의 움직임 예측장치 및 방법 |
KR970073169A (ko) * | 1996-04-23 | 1997-11-07 | 배순훈 | 인트라 프레임에 대한 부호화장치 및 방법(apparatus for coding intra-frame and method thereof) |
KR100413979B1 (ko) * | 1996-07-15 | 2004-05-20 | 주식회사 팬택앤큐리텔 | 예측부호화방법및장치 |
US6275533B1 (en) * | 1997-06-20 | 2001-08-14 | Matsushita Electric Industrial Co., Ltd. | Image processing method, image processing apparatus, and data recording medium |
-
1997
- 1997-10-24 US US08/957,511 patent/US5974184A/en not_active Expired - Lifetime
-
1998
- 1998-02-25 CA CA002230422A patent/CA2230422C/en not_active Expired - Fee Related
- 1998-02-27 EP EP98103445A patent/EP0863673A3/en not_active Withdrawn
- 1998-03-04 TW TW087103125A patent/TW373408B/zh active
- 1998-03-05 NO NO980948A patent/NO980948L/no not_active Application Discontinuation
- 1998-03-06 AU AU57399/98A patent/AU728469B2/en not_active Ceased
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- 1998-03-09 JP JP10073077A patent/JPH10304364A/ja active Pending
- 1998-03-09 BR BR9800852-8A patent/BR9800852A/pt not_active IP Right Cessation
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AU728469B2 (en) | 2001-01-11 |
AU5739998A (en) | 1998-09-10 |
JPH10304364A (ja) | 1998-11-13 |
NO980948D0 (no) | 1998-03-05 |
EP0863673A2 (en) | 1998-09-09 |
US5974184A (en) | 1999-10-26 |
EP0863673A3 (en) | 2002-12-11 |
CA2230422C (en) | 2006-01-31 |
KR100578049B1 (ko) | 2006-11-30 |
CA2230422A1 (en) | 1998-09-07 |
NO980948L (no) | 1998-09-08 |
TW373408B (en) | 1999-11-01 |
KR19980080013A (ko) | 1998-11-25 |
CN1148977C (zh) | 2004-05-05 |
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