NO20075132L - Forbedret koding av multimediadata - Google Patents

Forbedret koding av multimediadata

Info

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
Application number
NO20075132A
Other languages
English (en)
Norwegian (no)
Inventor
Peisong Chen
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of NO20075132L publication Critical patent/NO20075132L/no

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
    • H04N19/102—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)
NO20075132A 2005-03-10 2007-10-09 Forbedret koding av multimediadata NO20075132L (no)

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 (es)
EP (2) EP1856916A1 (es)
JP (1) JP5048645B2 (es)
KR (1) KR100933119B1 (es)
CN (1) CN101171842B (es)
AR (1) AR053164A1 (es)
AU (1) AU2006223197C1 (es)
BR (1) BRPI0608231A2 (es)
CA (1) CA2600455A1 (es)
IL (1) IL185826A0 (es)
MX (1) MX2007011098A (es)
NO (1) NO20075132L (es)
RU (2) RU2345503C1 (es)
TW (1) TW200711479A (es)
UA (1) UA87901C2 (es)
WO (1) WO2006099229A1 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8548055B2 (en) 2005-03-10 2013-10-01 Qualcomm Incorporated Encoding of multimedia data
CN102611892B (zh) 2006-03-16 2014-10-08 华为技术有限公司 在编码过程中实现自适应量化的方法及装置
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
CN107197277B (zh) * 2011-03-09 2020-05-05 日本电气株式会社 视频解码设备以及视频解码方法
KR101522391B1 (ko) * 2011-03-10 2015-05-21 니폰덴신뎅와 가부시키가이샤 양자화 제어 장치 및 방법, 및 양자화 제어 프로그램
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6236681B1 (en) * 1997-07-31 2001-05-22 Lsi Logic Corporation Method for decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements
EP1092321A1 (en) 1999-04-30 2001-04-18 Koninklijke Philips Electronics N.V. Video encoding method with selection of b-frame encoding mode
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
BRPI0304565B1 (pt) * 2002-03-15 2018-07-24 Nokia Technologies Oy Método de predição de movimento compensado para uso na codificação da sequência de vídeo digital, codificador e decodificador de vídeo para codificar/decodificar uma sequência de vídeo digital usando predição de movimento compensado, terminal de miltimídia, e, codec de vídeo
KR100627597B1 (ko) * 2002-04-26 2006-09-25 가부시키가이샤 엔티티 도코모 화상 부호화 장치, 화상 복호 장치, 화상 부호화 방법, 화상 복호 방법, 화상 부호화 프로그램을 기록한 컴퓨터 판독 가능한 기록 매체 및 화상 복호 프로그램을 기록한 컴퓨터 판독 가능한 기록 매체
US7280700B2 (en) * 2002-07-05 2007-10-09 Microsoft Corporation Optimization techniques for data compression
CN102291585A (zh) * 2002-07-15 2011-12-21 诺基亚有限公司 用于视频序列中错误隐藏的方法
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
WO2005124664A2 (en) * 2004-06-14 2005-12-29 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

Also Published As

Publication number Publication date
RU2008144373A (ru) 2010-05-20
AU2006223197A1 (en) 2006-09-21
US20060245496A1 (en) 2006-11-02
WO2006099229A1 (en) 2006-09-21
KR100933119B1 (ko) 2009-12-21
IL185826A0 (en) 2008-01-06
UA87901C2 (ru) 2009-08-25
BRPI0608231A2 (pt) 2009-11-24
RU2345503C1 (ru) 2009-01-27
US8548055B2 (en) 2013-10-01
JP2008533855A (ja) 2008-08-21
AR053164A1 (es) 2007-04-25
JP5048645B2 (ja) 2012-10-17
KR20070110533A (ko) 2007-11-19
CN101171842B (zh) 2010-09-01
MX2007011098A (es) 2007-11-22
EP2453653A2 (en) 2012-05-16
AU2006223197B2 (en) 2009-03-12
CN101171842A (zh) 2008-04-30
EP1856916A1 (en) 2007-11-21
TW200711479A (en) 2007-03-16
CA2600455A1 (en) 2006-09-21
AU2006223197C1 (en) 2009-07-30
EP2453653A3 (en) 2013-01-23

Similar Documents

Publication Publication Date Title
NO20075132L (no) Forbedret koding av multimediadata
CY1120120T1 (el) Μεθοδος αποκωδικοποιησης βιντεο με βαση τις ιεραρχικα κωδικοποιημενες πληροφοριες προτυπου μπλοκ
WO2007005750A3 (en) Method, apparatus and system for use in multimedia signal encoding
DE602006014369D1 (de) Verfahren und vorrichtung zur fehlerbehebung mittels intra-slice-resynchronisationspunkten
MY151850A (en) Method for checking of video encoder and decoder state integrity
MY173210A (en) Mode dependent scanning of coefficients of a block of video data
EP1869888A4 (en) METHOD, DEVICE AND SYSTEM FOR EFFECTIVELY CODING AND DECODING VIDEO DATA
AR059105A1 (es) Metodo y aparato para determinar un metodo de codificacion basado en un valor de distorsion relacionado con ocultacion de error
TW200708108A (en) Decoder architecture systems, apparatus and methods
MY164252A (en) Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
WO2007102782A3 (en) Methods and arrangements for audio coding and decoding
WO2008086509A3 (en) Content- and link-dependent coding adaptation for multimedia telephony
BRPI0408708A (pt) método, equipamento e sistema para codificar e decodificar informações secundárias para transmissão de multimìdia
TW200620841A (en) Systems and methods for scalably encoding and decoding data
BR112013012814A2 (pt) dispositivo de codificação de vídeo, dispositivo de decodificação de vídeo, método de codificação de vídeo, método de decodificação de vídeo, programa de codificação de vídeo e programa de decodificação de vídeo
EP1924001A4 (en) TEST MATRIX GENERATING METHOD, ENCODING METHOD, DECODING METHOD, COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, ENCODER AND DECODER
EP1877959A4 (en) SYSTEM AND METHOD FOR EVOLUTIVE CODING AND DECODING OF MULTIMEDIA DATA USING MULTIPLE LAYERS
AR056102A1 (es) Metodo y disositivo para codificar datos redundantes
MY165376A (en) Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering
ATE470993T1 (de) Optimierungen für netzwerkkodierung und netzwerkdekodierung
WO2009061363A3 (en) A scalable video coding method for fast channel change and increased error resilience
EP1971154A4 (en) VIDEO CODING METHOD AND DECODING METHOD, DEVICE THEREFOR, DEVICE THEREFOR AND STORAGE MEDIUM WITH THE PROGRAM
MY177645A (en) Video encoding method for encoding hierarchical-structure symbols and a device thereof, and video decoding method for decoding hierarchical-structure symbols and a device thereof
MY178342A (en) Coding of audio scenes
EP1955474A4 (en) METHOD AND SYSTEM FOR MANAGING DIGITAL RIGHTS BETWEEN DIFFERENT DEVICES

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application