NO20075132L - Forbedret koding av multimediadata - Google Patents
Forbedret koding av multimediadataInfo
- Publication number
- NO20075132L NO20075132L NO20075132A NO20075132A NO20075132L NO 20075132 L NO20075132 L NO 20075132L NO 20075132 A NO20075132 A NO 20075132A NO 20075132 A NO20075132 A NO 20075132A NO 20075132 L NO20075132 L NO 20075132L
- Authority
- NO
- Norway
- Prior art keywords
- multimedia data
- improved coding
- methods
- devices
- encoding
- Prior art date
Links
Classifications
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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
- H04N19/10—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
- H04N19/189—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
- H04N19/103—Selection of coding mode or of prediction mode
-
- 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
- H04N19/147—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
- H04N19/50—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
- H04N19/60—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Det er utlagt fremgangsmåter og anordninger for koding av multimediadata, slik som videodata. I noen utførelsesformer vil disse fremgangsmåtene og anordningene bestemme en passende kvantiseringsparameter for en effektiv koding av slike multimediadata.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66087405P | 2005-03-10 | 2005-03-10 | |
PCT/US2006/008770 WO2006099229A1 (en) | 2005-03-10 | 2006-03-10 | Improved encoding of multimedia data |
Publications (1)
Publication Number | Publication Date |
---|---|
NO20075132L true NO20075132L (no) | 2007-12-10 |
Family
ID=36642963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20075132A NO20075132L (no) | 2005-03-10 | 2007-10-09 | Forbedret koding av multimediadata |
Country Status (16)
Country | Link |
---|---|
US (1) | US8548055B2 (no) |
EP (2) | EP2453653A3 (no) |
JP (1) | JP5048645B2 (no) |
KR (1) | KR100933119B1 (no) |
CN (1) | CN101171842B (no) |
AR (1) | AR053164A1 (no) |
AU (1) | AU2006223197C1 (no) |
BR (1) | BRPI0608231A2 (no) |
CA (1) | CA2600455A1 (no) |
IL (1) | IL185826A0 (no) |
MX (1) | MX2007011098A (no) |
NO (1) | NO20075132L (no) |
RU (2) | RU2345503C1 (no) |
TW (1) | TW200711479A (no) |
UA (1) | UA87901C2 (no) |
WO (1) | WO2006099229A1 (no) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
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US8548055B2 (en) | 2005-03-10 | 2013-10-01 | Qualcomm Incorporated | Encoding of multimedia data |
EP1995967A4 (en) * | 2006-03-16 | 2009-11-11 | Huawei Tech Co Ltd | METHOD AND APPARATUS FOR ADAPTIVE QUANTIFICATION IN AN ENCODING PROCEDURE |
KR101356734B1 (ko) * | 2007-01-03 | 2014-02-05 | 삼성전자주식회사 | 움직임 벡터 트랙킹을 이용한 영상의 부호화, 복호화 방법및 장치 |
CA2681025C (en) | 2007-03-20 | 2015-10-13 | Fujitsu Limited | Video encoding and decoding apparatus and method using quantization in sub-blocks |
JP4842899B2 (ja) * | 2007-08-15 | 2011-12-21 | Kddi株式会社 | 動画像符号化装置、動画像符号化方法およびプログラム |
US8542730B2 (en) * | 2008-02-22 | 2013-09-24 | Qualcomm, Incorporated | Fast macroblock delta QP decision |
US8588297B2 (en) * | 2009-12-23 | 2013-11-19 | Oracle America, Inc. | Quantization parameter prediction |
CN101888550A (zh) * | 2010-06-28 | 2010-11-17 | 中兴通讯股份有限公司 | 一种slice头信息中量化参数编码方法和装置 |
JP6056122B2 (ja) * | 2011-01-24 | 2017-01-11 | ソニー株式会社 | 画像符号化装置と画像復号装置およびその方法とプログラム |
BR122020015658B1 (pt) * | 2011-03-09 | 2023-03-28 | Nec Corporation | Dispositivo de decodificação de vídeo e método de decodificação de vídeo |
EP2648409B1 (en) * | 2011-03-10 | 2016-08-17 | Nippon Telegraph And Telephone Corporation | Quantization control device and method, and quantization control program |
US10298939B2 (en) * | 2011-06-22 | 2019-05-21 | Qualcomm Incorporated | Quantization in video coding |
US9521410B2 (en) | 2012-04-26 | 2016-12-13 | Qualcomm Incorporated | Quantization parameter (QP) coding in video coding |
CN103577503A (zh) * | 2012-08-10 | 2014-02-12 | 鸿富锦精密工业(深圳)有限公司 | 云端文件存储系统及方法 |
JP2019149591A (ja) | 2016-07-14 | 2019-09-05 | シャープ株式会社 | 端末装置、基地局装置、通信方法、および、集積回路 |
CN106254868B (zh) * | 2016-08-19 | 2019-08-27 | 浙江宇视科技有限公司 | 视频编码码率控制方法、装置及系统 |
US10674152B2 (en) * | 2018-09-18 | 2020-06-02 | Google Llc | Efficient use of quantization parameters in machine-learning models for video coding |
CN112235576B (zh) * | 2020-11-16 | 2024-04-30 | 北京世纪好未来教育科技有限公司 | 编码方法、装置、电子设备及存储介质 |
Family Cites Families (23)
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US6236681B1 (en) * | 1997-07-31 | 2001-05-22 | Lsi Logic Corporation | Method for decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements |
CN1166213C (zh) | 1999-04-30 | 2004-09-08 | 皇家菲利浦电子有限公司 | 选择b帧编码模式的视频编码方法和系统 |
JP2001086512A (ja) * | 1999-09-14 | 2001-03-30 | Nec Corp | 可変ビットレート符号化装置 |
US6631163B1 (en) * | 2000-11-14 | 2003-10-07 | Koninklijke Philips Electronics N.V. | Dynamic adaptation of complexity in an MPEG-2 scalable decoder |
KR100739133B1 (ko) | 2001-04-17 | 2007-07-13 | 엘지전자 주식회사 | 디지털 비디오 코딩시 b프레임 코딩 방법 |
KR100748495B1 (ko) | 2001-04-20 | 2007-08-13 | 엘지전자 주식회사 | 복수 참조 프레임을 이용한 b프레임 코딩시 직접 예측 방법 |
KR100778471B1 (ko) | 2001-04-21 | 2007-11-21 | 엘지전자 주식회사 | 비디오 신호의 인코딩 또는 디코딩 방법 |
US7266150B2 (en) * | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
FI114433B (fi) * | 2002-01-23 | 2004-10-15 | Nokia Corp | Otossiirtymän koodaaminen videokoodauksessa |
US7003035B2 (en) * | 2002-01-25 | 2006-02-21 | Microsoft Corporation | Video coding methods and apparatuses |
KR101108661B1 (ko) * | 2002-03-15 | 2012-01-25 | 노키아 코포레이션 | 비디오 시퀀스에서의 움직임 부호화 방법 |
JP3944225B2 (ja) * | 2002-04-26 | 2007-07-11 | 株式会社エヌ・ティ・ティ・ドコモ | 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法、画像符号化プログラム及び画像復号プログラム |
US7280700B2 (en) * | 2002-07-05 | 2007-10-09 | Microsoft Corporation | Optimization techniques for data compression |
RU2321967C2 (ru) * | 2002-07-15 | 2008-04-10 | Нокиа Корпорейшн | Способ маскирования ошибок в видеопоследовательностях |
US7142601B2 (en) * | 2003-04-14 | 2006-11-28 | Mitsubishi Electric Research Laboratories, Inc. | Transcoding compressed videos to reducing resolution videos |
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 |
US7342964B2 (en) * | 2003-07-15 | 2008-03-11 | Lsi Logic Corporation | Multi-standard variable block size motion estimation processor |
US8064520B2 (en) * | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
US7570832B2 (en) * | 2004-06-14 | 2009-08-04 | Precoad Inc. | Image clean-up and pre-coding |
JP2006074474A (ja) * | 2004-09-02 | 2006-03-16 | Toshiba Corp | 動画像符号化装置、動画像符号化方法および動画像符号化プログラム |
KR100681252B1 (ko) * | 2004-10-02 | 2007-02-09 | 삼성전자주식회사 | 트랜스코딩을 위해 출력 매크로블록 모드와 출력움직임벡터를 추정하는 방법 및 이를 이용한 트랜스코더 |
US8548055B2 (en) | 2005-03-10 | 2013-10-01 | Qualcomm Incorporated | Encoding of multimedia data |
US8204129B2 (en) * | 2007-03-27 | 2012-06-19 | Freescale Semiconductor, Inc. | Simplified deblock filtering for reduced memory access and computational complexity |
-
2006
- 2006-03-09 US US11/373,019 patent/US8548055B2/en not_active Expired - Fee Related
- 2006-03-10 EP EP11007985A patent/EP2453653A3/en not_active Withdrawn
- 2006-03-10 MX MX2007011098A patent/MX2007011098A/es active IP Right Grant
- 2006-03-10 AU AU2006223197A patent/AU2006223197C1/en not_active Ceased
- 2006-03-10 CN CN2006800148854A patent/CN101171842B/zh not_active Expired - Fee Related
- 2006-03-10 RU RU2007137491/09A patent/RU2345503C1/ru not_active IP Right Cessation
- 2006-03-10 AR ARP060100929A patent/AR053164A1/es active IP Right Grant
- 2006-03-10 TW TW095108338A patent/TW200711479A/zh unknown
- 2006-03-10 KR KR1020077022765A patent/KR100933119B1/ko not_active IP Right Cessation
- 2006-03-10 CA CA002600455A patent/CA2600455A1/en not_active Abandoned
- 2006-03-10 UA UAA200711182A patent/UA87901C2/ru unknown
- 2006-03-10 WO PCT/US2006/008770 patent/WO2006099229A1/en active Application Filing
- 2006-03-10 BR BRPI0608231-9A patent/BRPI0608231A2/pt not_active IP Right Cessation
- 2006-03-10 EP EP06737901A patent/EP1856916A1/en not_active Ceased
- 2006-03-10 JP JP2008501005A patent/JP5048645B2/ja not_active Expired - Fee Related
-
2007
- 2007-09-09 IL IL185826A patent/IL185826A0/en unknown
- 2007-10-09 NO NO20075132A patent/NO20075132L/no not_active Application Discontinuation
-
2008
- 2008-11-10 RU RU2008144373/09A patent/RU2008144373A/ru not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2006099229A1 (en) | 2006-09-21 |
MX2007011098A (es) | 2007-11-22 |
JP5048645B2 (ja) | 2012-10-17 |
TW200711479A (en) | 2007-03-16 |
KR20070110533A (ko) | 2007-11-19 |
EP2453653A3 (en) | 2013-01-23 |
AU2006223197A1 (en) | 2006-09-21 |
AU2006223197B2 (en) | 2009-03-12 |
CA2600455A1 (en) | 2006-09-21 |
IL185826A0 (en) | 2008-01-06 |
CN101171842A (zh) | 2008-04-30 |
EP2453653A2 (en) | 2012-05-16 |
BRPI0608231A2 (pt) | 2009-11-24 |
KR100933119B1 (ko) | 2009-12-21 |
EP1856916A1 (en) | 2007-11-21 |
UA87901C2 (ru) | 2009-08-25 |
US8548055B2 (en) | 2013-10-01 |
AR053164A1 (es) | 2007-04-25 |
RU2008144373A (ru) | 2010-05-20 |
AU2006223197C1 (en) | 2009-07-30 |
JP2008533855A (ja) | 2008-08-21 |
CN101171842B (zh) | 2010-09-01 |
RU2345503C1 (ru) | 2009-01-27 |
US20060245496A1 (en) | 2006-11-02 |
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