HK1082623A1 - 視頻解碼器中的錯誤隱藏 - Google Patents

視頻解碼器中的錯誤隱藏

Info

Publication number
HK1082623A1
HK1082623A1 HK06104031.7A HK06104031A HK1082623A1 HK 1082623 A1 HK1082623 A1 HK 1082623A1 HK 06104031 A HK06104031 A HK 06104031A HK 1082623 A1 HK1082623 A1 HK 1082623A1
Authority
HK
Hong Kong
Prior art keywords
video decoder
error concealment
concealment
error
decoder
Prior art date
Application number
HK06104031.7A
Other languages
English (en)
Inventor
Liu Yipeng
Thompson Edmund
Original Assignee
Polycom 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 Polycom Inc filed Critical Polycom Inc
Publication of HK1082623A1 publication Critical patent/HK1082623A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
    • H04N19/68—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving the insertion of resynchronisation markers into the bitstream
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
HK06104031.7A 2004-08-20 2006-03-31 視頻解碼器中的錯誤隱藏 HK1082623A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60311204P 2004-08-20 2004-08-20

Publications (1)

Publication Number Publication Date
HK1082623A1 true HK1082623A1 (zh) 2006-06-09

Family

ID=35058993

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06104031.7A HK1082623A1 (zh) 2004-08-20 2006-03-31 視頻解碼器中的錯誤隱藏

Country Status (6)

Country Link
US (2) US8064527B2 (zh)
EP (1) EP1628488B1 (zh)
JP (1) JP2006060813A (zh)
KR (1) KR100719493B1 (zh)
CN (1) CN100461868C (zh)
HK (1) HK1082623A1 (zh)

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CN101312536B (zh) * 2007-05-24 2011-03-02 中兴通讯股份有限公司 一种用于视频传输差错控制的视频编码方法及装置
DE602007007587D1 (de) * 2007-05-25 2010-08-19 Psytechnics Ltd Videoqualitätsbestimmung
US9426522B2 (en) * 2007-07-10 2016-08-23 Qualcomm Incorporated Early rendering for fast channel switching
US8121189B2 (en) * 2007-09-20 2012-02-21 Microsoft Corporation Video decoding using created reference pictures
US9357233B2 (en) * 2008-02-26 2016-05-31 Qualcomm Incorporated Video decoder error handling
US9848209B2 (en) * 2008-04-02 2017-12-19 Microsoft Technology Licensing, Llc Adaptive error detection for MPEG-2 error concealment
CN101562720B (zh) * 2008-04-17 2012-07-25 英华达(上海)电子有限公司 一种在视频通信中处理无效数据的方法及系统
US9924184B2 (en) 2008-06-30 2018-03-20 Microsoft Technology Licensing, Llc Error detection, protection and recovery for video decoding
US9788018B2 (en) * 2008-06-30 2017-10-10 Microsoft Technology Licensing, Llc Error concealment techniques in video decoding
US8509325B2 (en) * 2008-07-01 2013-08-13 Qualcomm Incorporated Adaptive thresholding for OFDM channel estimation
US20100065343A1 (en) * 2008-09-18 2010-03-18 Chien-Liang Liu Fingertip Touch Pen
US9131241B2 (en) * 2008-11-25 2015-09-08 Microsoft Technology Licensing, Llc Adjusting hardware acceleration for video playback based on error detection
US8340510B2 (en) * 2009-07-17 2012-12-25 Microsoft Corporation Implementing channel start and file seek for decoder
TWI442778B (zh) 2010-02-05 2014-06-21 Acer Inc 視訊解碼裝置
KR20130054408A (ko) 2010-10-05 2013-05-24 제너럴 인스트루먼트 코포레이션 지그재그 스캔에 의한 적응적 컨텍스트 모델 선택을 이용하는 코딩 및 디코딩
CN104125457B (zh) * 2011-01-14 2018-01-09 华为技术有限公司 图像编码解码方法、处理图像数据方法及其设备
CN102595124B (zh) * 2011-01-14 2014-07-16 华为技术有限公司 图像编码解码方法、处理图像数据方法及其设备
US9247257B1 (en) * 2011-11-30 2016-01-26 Google Inc. Segmentation based entropy encoding and decoding
CN104170386A (zh) * 2012-03-16 2014-11-26 松下电器产业株式会社 图像解码装置以及图像解码方法
US9774856B1 (en) 2012-07-02 2017-09-26 Google Inc. Adaptive stochastic entropy coding
US9509998B1 (en) 2013-04-04 2016-11-29 Google Inc. Conditional predictive multi-symbol run-length coding
US9392288B2 (en) 2013-10-17 2016-07-12 Google Inc. Video coding using scatter-based scan tables
US9179151B2 (en) 2013-10-18 2015-11-03 Google Inc. Spatial proximity context entropy coding
JP6611536B2 (ja) * 2015-09-28 2019-11-27 キヤノン株式会社 リモート支援システム、情報処理装置、画像処理装置、それらの制御方法、及びプログラム
US10819976B2 (en) * 2018-06-25 2020-10-27 Polycom, Inc. Long-term reference for error recovery without back channel
US11265583B2 (en) 2020-01-06 2022-03-01 Plantronics Inc. Long-term reference for error recovery in video conferencing system

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Also Published As

Publication number Publication date
CN100461868C (zh) 2009-02-11
US8064527B2 (en) 2011-11-22
EP1628488B1 (en) 2015-04-08
US20060039475A1 (en) 2006-02-23
US20120033739A1 (en) 2012-02-09
KR20060053152A (ko) 2006-05-19
CN1738413A (zh) 2006-02-22
EP1628488A3 (en) 2006-11-08
KR100719493B1 (ko) 2007-05-17
JP2006060813A (ja) 2006-03-02
EP1628488A2 (en) 2006-02-22

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20190819