DE69605523D1 - Vorrichtung und verfahren zur kodierung von videobildern. - Google Patents
Vorrichtung und verfahren zur kodierung von videobildern.Info
- Publication number
- DE69605523D1 DE69605523D1 DE69605523T DE69605523T DE69605523D1 DE 69605523 D1 DE69605523 D1 DE 69605523D1 DE 69605523 T DE69605523 T DE 69605523T DE 69605523 T DE69605523 T DE 69605523T DE 69605523 D1 DE69605523 D1 DE 69605523D1
- Authority
- DE
- Germany
- Prior art keywords
- video images
- encoding video
- encoding
- images
- video
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
-
- 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
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/60—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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95201055 | 1995-04-25 | ||
PCT/IB1996/000348 WO1996034495A2 (en) | 1995-04-25 | 1996-04-18 | Device and method for coding video pictures |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69605523D1 true DE69605523D1 (de) | 2000-01-13 |
DE69605523T2 DE69605523T2 (de) | 2000-07-06 |
Family
ID=8220221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69605523T Expired - Fee Related DE69605523T2 (de) | 1995-04-25 | 1996-04-18 | Vorrichtung und verfahren zur kodierung von videobildern. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5691770A (de) |
EP (1) | EP0768007B1 (de) |
JP (1) | JPH10502791A (de) |
CN (1) | CN1157080A (de) |
AU (1) | AU705914B2 (de) |
DE (1) | DE69605523T2 (de) |
WO (1) | WO1996034495A2 (de) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000511366A (ja) * | 1995-10-25 | 2000-08-29 | サーノフ コーポレイション | 4分割ツリーベースの可変ブロックサイズ動き推定装置および方法 |
US5778192A (en) * | 1995-10-26 | 1998-07-07 | Motorola, Inc. | Method and device for optimal bit allocation between different sources of information in digital video compression |
US5909513A (en) * | 1995-11-09 | 1999-06-01 | Utah State University | Bit allocation for sequence image compression |
JPH10174103A (ja) * | 1996-12-13 | 1998-06-26 | Matsushita Electric Ind Co Ltd | 画像符号化装置、符号化画像記録媒体、画像復号化装置、画像符号化方法、および符号化画像伝送方法 |
US6633609B1 (en) * | 1996-12-24 | 2003-10-14 | Intel Corporation | Method and apparatus for bit rate control in a digital video environment for arbitrary bandwidth |
US6263020B1 (en) * | 1996-12-24 | 2001-07-17 | Intel Corporation | Method and apparatus for bit rate control in a digital video system |
US6625321B1 (en) * | 1997-02-03 | 2003-09-23 | Sharp Laboratories Of America, Inc. | Embedded image coder with rate-distortion optimization |
US6272175B1 (en) * | 1997-02-13 | 2001-08-07 | Conexant Systems, Inc. | Video signal coding systems and processes using adaptive quantization |
KR100249223B1 (ko) * | 1997-09-12 | 2000-03-15 | 구자홍 | 엠팩(mpeg)-4의움직임벡터코딩방법 |
US6118822A (en) * | 1997-12-01 | 2000-09-12 | Conexant Systems, Inc. | Adaptive entropy coding in adaptive quantization framework for video signal coding systems and processes |
US6037987A (en) * | 1997-12-31 | 2000-03-14 | Sarnoff Corporation | Apparatus and method for selecting a rate and distortion based coding mode for a coding system |
US6122321A (en) * | 1998-05-12 | 2000-09-19 | Hitachi America, Ltd. | Methods and apparatus for reducing the complexity of inverse quantization operations |
US6263021B1 (en) * | 1998-09-18 | 2001-07-17 | Sarnoff Corporation | Treating non-zero quantized transform coefficients as zeros during video compression processing |
EP1005233A1 (de) * | 1998-10-12 | 2000-05-31 | STMicroelectronics S.r.l. | Steuerung zur konstanten Bitratencodierung in einem Videocodierer durch Preanalyse der Bilder in Sliceeinheiten |
US6167162A (en) * | 1998-10-23 | 2000-12-26 | Lucent Technologies Inc. | Rate-distortion optimized coding mode selection for video coders |
EP1063851B1 (de) * | 1999-06-22 | 2007-08-01 | Victor Company Of Japan, Ltd. | Vorrichtung und Verfahren zur Codierung von Bewegtbildsignalen |
US7096481B1 (en) | 2000-01-04 | 2006-08-22 | Emc Corporation | Preparation of metadata for splicing of encoded MPEG video and audio |
US6600836B1 (en) * | 2000-01-28 | 2003-07-29 | Qualcomm, Incorporated | Quality based image compression |
US6871006B1 (en) | 2000-06-30 | 2005-03-22 | Emc Corporation | Processing of MPEG encoded video for trick mode operation |
US6771703B1 (en) * | 2000-06-30 | 2004-08-03 | Emc Corporation | Efficient scaling of nonscalable MPEG-2 Video |
US7023924B1 (en) | 2000-12-28 | 2006-04-04 | Emc Corporation | Method of pausing an MPEG coded video stream |
US6937770B1 (en) | 2000-12-28 | 2005-08-30 | Emc Corporation | Adaptive bit rate control for rate reduction of MPEG coded video |
US6980594B2 (en) | 2001-09-11 | 2005-12-27 | Emc Corporation | Generation of MPEG slow motion playout |
US6968091B2 (en) * | 2001-09-18 | 2005-11-22 | Emc Corporation | Insertion of noise for reduction in the number of bits for variable-length coding of (run, level) pairs |
US6959116B2 (en) * | 2001-09-18 | 2005-10-25 | Emc Corporation | Largest magnitude indices selection for (run, level) encoding of a block coded picture |
US8406301B2 (en) * | 2002-07-15 | 2013-03-26 | Thomson Licensing | Adaptive weighting of reference pictures in video encoding |
AU2003247711A1 (en) * | 2002-07-09 | 2004-01-23 | Aware, Inc. | Iterative compression parameters control for a sequence of images |
US7106907B2 (en) * | 2002-10-18 | 2006-09-12 | Mitsubishi Electric Research Laboratories, Inc | Adaptive error-resilient video encoding using multiple description motion compensation |
US7042943B2 (en) | 2002-11-08 | 2006-05-09 | Apple Computer, Inc. | Method and apparatus for control of rate-distortion tradeoff by mode selection in video encoders |
CN1708991B (zh) * | 2002-11-08 | 2010-08-18 | 苹果公司 | 利用拉格朗日乘子和视觉掩蔽来控制速率-失真折中的方法和装置 |
EP1933569A3 (de) | 2002-11-08 | 2010-07-07 | Apple Inc. | Kodierer und Verfahren zur Steuerung der Ratenverzerrung mit Lagrange Multiplizierer und/oder Quantisiererwert |
CN100536571C (zh) * | 2003-01-08 | 2009-09-02 | 苹果公司 | 用于改进的编码模式选择的方法和装置 |
US7194035B2 (en) * | 2003-01-08 | 2007-03-20 | Apple Computer, Inc. | Method and apparatus for improved coding mode selection |
US7672523B2 (en) * | 2003-03-03 | 2010-03-02 | The Hong Kong University Of Science And Technology | Efficient rate allocation for multi-resolution coding of data |
US7327786B2 (en) * | 2003-06-02 | 2008-02-05 | Lsi Logic Corporation | Method for improving rate-distortion performance of a video compression system through parallel coefficient cancellation in the transform |
US8204323B2 (en) | 2003-06-05 | 2012-06-19 | Aware, Inc. | Image quality control techniques |
JP2005004866A (ja) * | 2003-06-11 | 2005-01-06 | Sony Corp | 情報処理装置および方法、記録媒体、並びにプログラム |
US7280597B2 (en) * | 2003-06-24 | 2007-10-09 | Mitsubishi Electric Research Laboratories, Inc. | System and method for determining coding modes, DCT types and quantizers for video coding |
KR20050053297A (ko) * | 2003-12-02 | 2005-06-08 | 학교법인 성균관대학 | 동영상 부호화 방법 및 장치 |
US7746927B1 (en) * | 2004-03-26 | 2010-06-29 | Apple Inc. | Robust single-pass variable bit rate encoding |
US8005139B2 (en) | 2004-06-27 | 2011-08-23 | Apple Inc. | Encoding with visual masking |
KR100631714B1 (ko) | 2004-06-30 | 2006-10-09 | 엘지전자 주식회사 | 휴대단말기의 개선된 영상신호 레이트 콘트롤 장치 및 방법 |
JP4034317B2 (ja) * | 2005-03-29 | 2008-01-16 | 富士通株式会社 | 画像符号化装置 |
US8208536B2 (en) | 2005-04-28 | 2012-06-26 | Apple Inc. | Method and apparatus for encoding using single pass rate controller |
US7885979B2 (en) * | 2005-05-31 | 2011-02-08 | Sorenson Media, Inc. | Method, graphical interface and computer-readable medium for forming a batch job |
US7975219B2 (en) * | 2005-05-31 | 2011-07-05 | Sorenson Media, Inc. | Method, graphical interface and computer-readable medium for reformatting data |
US8296649B2 (en) * | 2005-05-31 | 2012-10-23 | Sorenson Media, Inc. | Method, graphical interface and computer-readable medium for generating a preview of a reformatted preview segment |
US7423642B2 (en) * | 2005-12-14 | 2008-09-09 | Winbond Electronics Corporation | Efficient video frame capturing |
US7944965B2 (en) * | 2005-12-19 | 2011-05-17 | Seiko Epson Corporation | Transform domain based distortion cost estimation |
EP2060125B1 (de) * | 2006-08-30 | 2011-04-06 | Thomson Licensing | Verfahren und vorrichtung zur analytischen und empirischen hybridkodierung einer verzerrungsmodellierung |
US8731070B2 (en) * | 2006-12-15 | 2014-05-20 | Thomson Licensing | Hybrid look-ahead and look-back distortion estimation |
WO2008080881A1 (en) * | 2006-12-28 | 2008-07-10 | Siemens Aktiengesellschaft | Method and device for coding a sequence of digitized images |
EP1940176A3 (de) * | 2006-12-28 | 2008-07-09 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Kodierung einer Sequenz von digitalisierten Bildern |
US8019167B2 (en) | 2007-01-03 | 2011-09-13 | Human Monitoring Ltd. | Compressing high resolution images in a low resolution video |
US20080225947A1 (en) * | 2007-03-13 | 2008-09-18 | Matthias Narroschke | Quantization for hybrid video coding |
US8634462B2 (en) | 2007-03-13 | 2014-01-21 | Matthias Narroschke | Quantization for hybrid video coding |
US20080273113A1 (en) * | 2007-05-02 | 2008-11-06 | Windbond Electronics Corporation | Integrated graphics and KVM system |
US8891615B2 (en) * | 2008-01-08 | 2014-11-18 | Qualcomm Incorporated | Quantization based on rate-distortion modeling for CABAC coders |
US9008171B2 (en) | 2008-01-08 | 2015-04-14 | Qualcomm Incorporated | Two pass quantization for CABAC coders |
KR101271512B1 (ko) * | 2008-09-16 | 2013-06-05 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 적응형 비디오 인코더 제어 방법 |
US9338463B2 (en) | 2011-10-06 | 2016-05-10 | Synopsys, Inc. | Visual quality measure for real-time video processing |
US9781449B2 (en) * | 2011-10-06 | 2017-10-03 | Synopsys, Inc. | Rate distortion optimization in image and video encoding |
EP3562156A1 (de) | 2018-04-27 | 2019-10-30 | InterDigital VC Holdings, Inc. | Verfahren und vorrichtung zur adaptiven kontextmodellierung in der videocodierung und -decodierung |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0176474B1 (ko) * | 1992-12-01 | 1999-04-15 | 김광호 | 고속화상 재생에 적합한 디지탈 비디오 테이프레코더용 데이타 코딩기술 |
US5550590A (en) * | 1994-03-04 | 1996-08-27 | Kokusai Denshin Denwa Kabushiki Kaisha | Bit rate controller for multiplexer of encoded video |
-
1996
- 1996-04-18 WO PCT/IB1996/000348 patent/WO1996034495A2/en active IP Right Grant
- 1996-04-18 JP JP8532314A patent/JPH10502791A/ja active Pending
- 1996-04-18 CN CN96190638.3A patent/CN1157080A/zh active Pending
- 1996-04-18 AU AU51608/96A patent/AU705914B2/en not_active Ceased
- 1996-04-18 DE DE69605523T patent/DE69605523T2/de not_active Expired - Fee Related
- 1996-04-18 EP EP96908305A patent/EP0768007B1/de not_active Expired - Lifetime
- 1996-04-24 US US08/637,254 patent/US5691770A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1996034495A3 (en) | 1997-01-16 |
CN1157080A (zh) | 1997-08-13 |
US5691770A (en) | 1997-11-25 |
AU705914B2 (en) | 1999-06-03 |
DE69605523T2 (de) | 2000-07-06 |
EP0768007A2 (de) | 1997-04-16 |
JPH10502791A (ja) | 1998-03-10 |
AU5160896A (en) | 1996-11-18 |
WO1996034495A2 (en) | 1996-10-31 |
EP0768007B1 (de) | 1999-12-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |