CN1230002C - 在媒体处理器中mpeg2解码的动态复杂度预测和调整 - Google Patents
在媒体处理器中mpeg2解码的动态复杂度预测和调整 Download PDFInfo
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- CN1230002C CN1230002C CNB028012771A CN02801277A CN1230002C CN 1230002 C CN1230002 C CN 1230002C CN B028012771 A CNB028012771 A CN B028012771A CN 02801277 A CN02801277 A CN 02801277A CN 1230002 C CN1230002 C CN 1230002C
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4621—Controlling the complexity of the content stream or additional data, e.g. lowering the resolution or bit-rate of the video stream for a mobile client with a small screen
-
- 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
- H04N19/102—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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving 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
- H04N19/10—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
- H04N19/18—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 a set of transform coefficients
-
- 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
- H04N19/59—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
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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
- H04N19/60—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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Computer Graphics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (27)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/837,036 | 2001-04-18 | ||
| US09/837,036 US6925126B2 (en) | 2001-04-18 | 2001-04-18 | Dynamic complexity prediction and regulation of MPEG2 decoding in a media processor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1461566A CN1461566A (zh) | 2003-12-10 |
| CN1230002C true CN1230002C (zh) | 2005-11-30 |
Family
ID=25273329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB028012771A Expired - Fee Related CN1230002C (zh) | 2001-04-18 | 2002-04-11 | 在媒体处理器中mpeg2解码的动态复杂度预测和调整 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6925126B2 (zh) |
| EP (1) | EP1382208A1 (zh) |
| JP (1) | JP2004527960A (zh) |
| KR (1) | KR100873586B1 (zh) |
| CN (1) | CN1230002C (zh) |
| WO (1) | WO2002085031A1 (zh) |
Families Citing this family (46)
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| US7266150B2 (en) | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
| CN101448162B (zh) | 2001-12-17 | 2013-01-02 | 微软公司 | 处理视频图像的方法 |
| US20040125204A1 (en) * | 2002-12-27 | 2004-07-01 | Yoshihisa Yamada | Moving picture coding apparatus and moving picture decoding apparatus |
| JP4447197B2 (ja) * | 2002-01-07 | 2010-04-07 | 三菱電機株式会社 | 動画像符号化装置および動画像復号装置 |
| US7428338B2 (en) * | 2002-01-10 | 2008-09-23 | Ricoh Co., Ltd. | Header-based processing of images compressed using multi-scale transforms |
| JP4015934B2 (ja) * | 2002-04-18 | 2007-11-28 | 株式会社東芝 | 動画像符号化方法及び装置 |
| US7212681B1 (en) | 2003-01-15 | 2007-05-01 | Cisco Technology, Inc. | Extension of two-dimensional variable length coding for image compression |
| DE10313149B4 (de) * | 2003-03-17 | 2005-09-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Anordnung zur Ermittlung der Decodierungskomplexität von blockbasiert codierten Videodatenströmen sowie Verwendungen dieses Verfahrens und ein entsprechendes Computerprogramm und ein entsprechendes computerlesbares Speichermedium |
| US7830963B2 (en) * | 2003-07-18 | 2010-11-09 | Microsoft Corporation | Decoding jointly coded transform type and subblock pattern information |
| US10554985B2 (en) | 2003-07-18 | 2020-02-04 | Microsoft Technology Licensing, Llc | DC coefficient signaling at small quantization step sizes |
| US7724827B2 (en) | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
| KR20060043118A (ko) * | 2004-10-07 | 2006-05-15 | 엘지전자 주식회사 | 영상 신호의 인코딩 및 디코딩 방법 |
| WO2006067731A1 (en) * | 2004-12-22 | 2006-06-29 | Koninklijke Philips Electronics N.V. | Video stream modifier |
| US8107540B2 (en) * | 2005-07-11 | 2012-01-31 | Cheetah Technologies, L.P. | Image complexity computation in packet based video broadcast systems |
| JP4705987B2 (ja) * | 2005-11-04 | 2011-06-22 | ナショナル ユニヴァーシティー オブ シンガポール | メディアファイルの再生のために、メディアファイルのそれぞれのセグメントに必要な予測プロセッササイクル回数を決定するための方法および装置 |
| JP2007195117A (ja) * | 2006-01-23 | 2007-08-02 | Toshiba Corp | 動画像復号装置 |
| WO2007091779A1 (en) | 2006-02-10 | 2007-08-16 | Lg Electronics Inc. | Digital broadcasting receiver and method of processing data |
| JP2007306538A (ja) * | 2006-04-12 | 2007-11-22 | Matsushita Electric Ind Co Ltd | 画像復号装置及び方法 |
| WO2007126196A1 (en) | 2006-04-29 | 2007-11-08 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
| WO2007136166A1 (en) | 2006-05-23 | 2007-11-29 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
| KR100790148B1 (ko) * | 2006-07-27 | 2008-01-02 | 삼성전자주식회사 | 실시간 영상 복잡도 측정 방법 |
| US7873104B2 (en) | 2006-10-12 | 2011-01-18 | Lg Electronics Inc. | Digital television transmitting system and receiving system and method of processing broadcasting data |
| CN100463525C (zh) * | 2006-12-11 | 2009-02-18 | 浙江大学 | 计算复杂度可动态调整的视频编码方法和装置 |
| KR101285887B1 (ko) | 2007-03-26 | 2013-07-11 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
| KR101253185B1 (ko) | 2007-03-26 | 2013-04-10 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
| KR101285888B1 (ko) | 2007-03-30 | 2013-07-11 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
| WO2009005326A2 (en) | 2007-07-04 | 2009-01-08 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
| US8433973B2 (en) * | 2007-07-04 | 2013-04-30 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
| KR20090012180A (ko) | 2007-07-28 | 2009-02-02 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
| WO2009028857A2 (en) | 2007-08-24 | 2009-03-05 | Lg Electronics Inc. | Digital broadcasting system and method of processing data in digital broadcasting system |
| US8023562B2 (en) | 2007-09-07 | 2011-09-20 | Vanguard Software Solutions, Inc. | Real-time video coding/decoding |
| CN102113326A (zh) | 2008-08-04 | 2011-06-29 | 杜比实验室特许公司 | 重叠块差异估计和补偿体系结构 |
| CN101729883B (zh) * | 2008-10-14 | 2013-03-20 | 上海炜寅信息科技有限公司 | 一种自适应调节视频解码复杂度的方法 |
| JP2010206486A (ja) * | 2009-03-03 | 2010-09-16 | Sharp Corp | 動画像ストリーム復号装置及びその制御方法並びにプログラム、記録媒体 |
| CN102349296B (zh) * | 2009-03-13 | 2016-03-09 | 瑞典爱立信有限公司 | 用于处理编码比特流的方法和装置 |
| WO2011100347A2 (en) * | 2010-02-09 | 2011-08-18 | Vanguard Software Solutions, Inc. | Video sequence encoding system and algorithms |
| JP5501052B2 (ja) * | 2010-03-24 | 2014-05-21 | キヤノン株式会社 | 通信装置、通信装置の制御方法、プログラム |
| US8699582B2 (en) * | 2010-10-06 | 2014-04-15 | Qualcomm Incorporated | Context-based adaptations of video decoder |
| US8767835B2 (en) * | 2010-12-28 | 2014-07-01 | Mitsubishi Electric Research Laboratories, Inc. | Method for coding videos using dictionaries |
| US8693551B2 (en) | 2011-11-16 | 2014-04-08 | Vanguard Software Solutions, Inc. | Optimal angular intra prediction for block-based video coding |
| US9444580B2 (en) | 2013-08-06 | 2016-09-13 | OptCTS, Inc. | Optimized data transfer utilizing optimized code table signaling |
| US10523490B2 (en) | 2013-08-06 | 2019-12-31 | Agilepq, Inc. | Authentication of a subscribed code table user utilizing optimized code table signaling |
| JP5793550B2 (ja) * | 2013-12-06 | 2015-10-14 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | 符号化ビット・ストリームの処理方法及び装置 |
| WO2016004185A1 (en) | 2014-07-02 | 2016-01-07 | OptCTS, Inc. | Data recovery utilizing optimized code table signaling |
| JP2019518397A (ja) | 2016-06-06 | 2019-06-27 | アジャイルピーキュー, インコーポレイテッド | データ変換システムおよび方法 |
| CN112702601B (zh) * | 2020-12-17 | 2023-03-10 | 北京达佳互联信息技术有限公司 | 确定用于帧间预测的运动矢量的方法和装置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5289276A (en) * | 1992-06-19 | 1994-02-22 | General Electric Company | Method and apparatus for conveying compressed video data over a noisy communication channel |
| US6011498A (en) * | 1996-12-20 | 2000-01-04 | Philips Electronics North America Corporation | Dual-speed variable length decoding architecture for MPEG-2 video data |
| KR100248404B1 (ko) | 1997-09-04 | 2000-03-15 | 정선종 | 다중 객체 환경에서 우선 순위 정보를 이용한 순화적 계산량 감소 방법 |
| SG116400A1 (en) | 1997-10-24 | 2005-11-28 | Matsushita Electric Industrial Co Ltd | A method for computational graceful degradation inan audiovisual compression system. |
| EP0919952A1 (en) | 1997-11-28 | 1999-06-02 | Ecole Polytechnique Federale De Lausanne | Method for coding/decoding of a digital signal |
| US6125147A (en) * | 1998-05-07 | 2000-09-26 | Motorola, Inc. | Method and apparatus for reducing breathing artifacts in compressed video |
-
2001
- 2001-04-18 US US09/837,036 patent/US6925126B2/en not_active Expired - Lifetime
-
2002
- 2002-04-11 KR KR1020027017224A patent/KR100873586B1/ko not_active Expired - Fee Related
- 2002-04-11 WO PCT/IB2002/001321 patent/WO2002085031A1/en not_active Ceased
- 2002-04-11 CN CNB028012771A patent/CN1230002C/zh not_active Expired - Fee Related
- 2002-04-11 EP EP02720399A patent/EP1382208A1/en not_active Withdrawn
- 2002-04-11 JP JP2002582627A patent/JP2004527960A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO2002085031A1 (en) | 2002-10-24 |
| EP1382208A1 (en) | 2004-01-21 |
| KR100873586B1 (ko) | 2008-12-11 |
| US20020154227A1 (en) | 2002-10-24 |
| KR20030014716A (ko) | 2003-02-19 |
| JP2004527960A (ja) | 2004-09-09 |
| CN1461566A (zh) | 2003-12-10 |
| US6925126B2 (en) | 2005-08-02 |
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