TWI561070B - Decoder and decoding method for audio video stream synchronization - Google Patents

Decoder and decoding method for audio video stream synchronization

Info

Publication number
TWI561070B
TWI561070B TW103100252A TW103100252A TWI561070B TW I561070 B TWI561070 B TW I561070B TW 103100252 A TW103100252 A TW 103100252A TW 103100252 A TW103100252 A TW 103100252A TW I561070 B TWI561070 B TW I561070B
Authority
TW
Taiwan
Prior art keywords
decoder
video stream
decoding method
audio video
stream synchronization
Prior art date
Application number
TW103100252A
Other languages
English (en)
Other versions
TW201528793A (zh
Inventor
Wen Shen Yeh
Kuoho Tsai
Hsiang Wei Wu
Shengyuan Chen
Original Assignee
Mstar Semiconductor 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 Mstar Semiconductor Inc filed Critical Mstar Semiconductor Inc
Priority to TW103100252A priority Critical patent/TWI561070B/zh
Priority to US14/587,544 priority patent/US9736340B2/en
Publication of TW201528793A publication Critical patent/TW201528793A/zh
Application granted granted Critical
Publication of TWI561070B publication Critical patent/TWI561070B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • 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
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
    • 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
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
    • H04N21/43072—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen of multiple content streams on the same device
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW103100252A 2014-01-03 2014-01-03 Decoder and decoding method for audio video stream synchronization TWI561070B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW103100252A TWI561070B (en) 2014-01-03 2014-01-03 Decoder and decoding method for audio video stream synchronization
US14/587,544 US9736340B2 (en) 2014-01-03 2014-12-31 Decoder and decoding method for audio video stream synchronization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW103100252A TWI561070B (en) 2014-01-03 2014-01-03 Decoder and decoding method for audio video stream synchronization

Publications (2)

Publication Number Publication Date
TW201528793A TW201528793A (zh) 2015-07-16
TWI561070B true TWI561070B (en) 2016-12-01

Family

ID=53496148

Family Applications (1)

Application Number Title Priority Date Filing Date
TW103100252A TWI561070B (en) 2014-01-03 2014-01-03 Decoder and decoding method for audio video stream synchronization

Country Status (2)

Country Link
US (1) US9736340B2 (zh)
TW (1) TWI561070B (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106658065B (zh) * 2015-10-30 2021-10-22 中兴通讯股份有限公司 音视频同步方法、装置及系统
EP3197169A1 (en) 2016-01-25 2017-07-26 Thomson Licensing Method for audio detection and corresponding device
CN109729404B (zh) * 2019-01-15 2021-06-04 晶晨半导体(上海)股份有限公司 一种基于嵌入式的播放器的同步调制方法
CN111629158B (zh) 2019-02-28 2021-08-03 华为技术有限公司 一种音频流和视频流同步切换方法及装置
TWI735890B (zh) * 2019-06-17 2021-08-11 瑞昱半導體股份有限公司 音訊播放系統與方法
CN110650353B (zh) * 2019-09-25 2020-12-04 广州华多网络科技有限公司 多人连麦混画方法及装置、存储介质及电子设备
CN111836071B (zh) * 2020-07-16 2021-01-05 全时云商务服务股份有限公司 一种基于云会议的多媒体处理方法、装置及存储介质

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1436001A (zh) * 2002-01-28 2003-08-13 北京华诺信息技术有限公司 解码系统中实现视频与音频同步的方法
US20040075767A1 (en) * 2002-10-22 2004-04-22 Darren Neuman A/V system and method supporting a pull data flow scheme
US20060031898A1 (en) * 2000-08-31 2006-02-09 Microsoft Corporation Methods and systems for independently controlling the presentation speed of digital video frames and digital audio samples
US20070121620A1 (en) * 2005-11-30 2007-05-31 Zhijie Yang Method and system for audio and video transport
TW200806050A (en) * 2006-07-12 2008-01-16 Mediatek Inc Method and system for synchronizing audio and video data signals
TW200822646A (en) * 2006-11-03 2008-05-16 Mediatek Inc Timing recovery method and system thereof
TW200829024A (en) * 2006-12-20 2008-07-01 Ind Tech Res Inst Method and apparatus for audio/video synchronization
US8306170B2 (en) * 1998-03-31 2012-11-06 International Business Machines Corporation Digital audio/video clock recovery algorithm

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6512552B1 (en) * 1999-03-29 2003-01-28 Sony Corporation Subpicture stream change control
US7130316B2 (en) * 2001-04-11 2006-10-31 Ati Technologies, Inc. System for frame based audio synchronization and method thereof
US8995536B2 (en) * 2003-07-23 2015-03-31 Broadcom Corporation System and method for audio/video synchronization
US7339958B2 (en) * 2005-01-03 2008-03-04 Mediatek, Inc. System and method for performing signal synchronization of data streams
CN102075806B (zh) 2011-01-26 2012-12-05 四川长虹电器股份有限公司 一种数字电视音视频同步方法
US9179118B2 (en) * 2011-05-12 2015-11-03 Intel Corporation Techniques for synchronization of audio and video

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8306170B2 (en) * 1998-03-31 2012-11-06 International Business Machines Corporation Digital audio/video clock recovery algorithm
US20060031898A1 (en) * 2000-08-31 2006-02-09 Microsoft Corporation Methods and systems for independently controlling the presentation speed of digital video frames and digital audio samples
CN1436001A (zh) * 2002-01-28 2003-08-13 北京华诺信息技术有限公司 解码系统中实现视频与音频同步的方法
US20040075767A1 (en) * 2002-10-22 2004-04-22 Darren Neuman A/V system and method supporting a pull data flow scheme
US20070121620A1 (en) * 2005-11-30 2007-05-31 Zhijie Yang Method and system for audio and video transport
TW200806050A (en) * 2006-07-12 2008-01-16 Mediatek Inc Method and system for synchronizing audio and video data signals
TW200822646A (en) * 2006-11-03 2008-05-16 Mediatek Inc Timing recovery method and system thereof
TW200829024A (en) * 2006-12-20 2008-07-01 Ind Tech Res Inst Method and apparatus for audio/video synchronization

Also Published As

Publication number Publication date
US9736340B2 (en) 2017-08-15
US20150195427A1 (en) 2015-07-09
TW201528793A (zh) 2015-07-16

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