CN1700757A - 用于以高质量的可变速度播放视听媒体的系统和方法 - Google Patents
用于以高质量的可变速度播放视听媒体的系统和方法 Download PDFInfo
- Publication number
- CN1700757A CN1700757A CNA2005100725488A CN200510072548A CN1700757A CN 1700757 A CN1700757 A CN 1700757A CN A2005100725488 A CNA2005100725488 A CN A2005100725488A CN 200510072548 A CN200510072548 A CN 200510072548A CN 1700757 A CN1700757 A CN 1700757A
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- audio signal
- signal
- decoding
- audio
- coding
- Prior art date
- Legal status (The legal status 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 status listed.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 230000005236 sound signal Effects 0.000 claims abstract description 265
- 230000001360 synchronised effect Effects 0.000 claims abstract description 21
- 238000012937 correction Methods 0.000 claims description 108
- 238000012545 processing Methods 0.000 abstract description 36
- 230000000007 visual effect Effects 0.000 abstract 4
- 238000005516 engineering process Methods 0.000 description 15
- 230000006870 function Effects 0.000 description 11
- 230000008859 change Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
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- 238000013519 translation Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
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- 238000003672 processing method Methods 0.000 description 1
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- 230000003595 spectral effect Effects 0.000 description 1
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Images
Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00007—Time or data compression or expansion
-
- 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
- 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
- H04N21/439—Processing of audio elementary streams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
- H04N5/783—Adaptations for reproducing at a rate different from the recording rate
-
- 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
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
- H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/844,534 | 2004-05-13 | ||
US10/844,534 US8032360B2 (en) | 2004-05-13 | 2004-05-13 | System and method for high-quality variable speed playback of audio-visual media |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1700757A true CN1700757A (zh) | 2005-11-23 |
CN100464578C CN100464578C (zh) | 2009-02-25 |
Family
ID=34934006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100725488A Expired - Fee Related CN100464578C (zh) | 2004-05-13 | 2005-05-12 | 用于以高质量的可变速度播放视听媒体的系统和方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8032360B2 (zh) |
EP (1) | EP1596389A3 (zh) |
CN (1) | CN100464578C (zh) |
TW (1) | TWI262718B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101166264B (zh) * | 2006-10-16 | 2012-09-05 | 中兴通讯股份有限公司 | 流媒体节目切换时的播放方法和系统 |
CN103258552A (zh) * | 2012-02-20 | 2013-08-21 | 扬智科技股份有限公司 | 调整播放速度的方法 |
JP2015515198A (ja) * | 2012-06-08 | 2015-05-21 | テンセント テクノロジー (シェンツェン) カンパニー リミテッド | オンラインビデオのリアルタイム可変速再生方法及びシステム |
CN111627412A (zh) * | 2020-05-06 | 2020-09-04 | Oppo(重庆)智能科技有限公司 | 音频变速方法、装置、电子设备和计算机可读存储介质 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9955205B2 (en) * | 2005-06-10 | 2018-04-24 | Hewlett-Packard Development Company, L.P. | Method and system for improving interactive media response systems using visual cues |
US20070250311A1 (en) * | 2006-04-25 | 2007-10-25 | Glen Shires | Method and apparatus for automatic adjustment of play speed of audio data |
US9653088B2 (en) * | 2007-06-13 | 2017-05-16 | Qualcomm Incorporated | Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding |
US8670990B2 (en) * | 2009-08-03 | 2014-03-11 | Broadcom Corporation | Dynamic time scale modification for reduced bit rate audio coding |
US9715540B2 (en) * | 2010-06-24 | 2017-07-25 | International Business Machines Corporation | User driven audio content navigation |
JP5146503B2 (ja) * | 2010-09-06 | 2013-02-20 | カシオ計算機株式会社 | 動画処理装置、動画再生装置、動画処理方法、動画再生方法及びプログラム |
US20160071524A1 (en) * | 2014-09-09 | 2016-03-10 | Nokia Corporation | Audio Modification for Multimedia Reversal |
US10334384B2 (en) | 2015-02-03 | 2019-06-25 | Dolby Laboratories Licensing Corporation | Scheduling playback of audio in a virtual acoustic space |
US11102523B2 (en) | 2019-03-19 | 2021-08-24 | Rovi Guides, Inc. | Systems and methods for selective audio segment compression for accelerated playback of media assets by service providers |
US10708633B1 (en) | 2019-03-19 | 2020-07-07 | Rovi Guides, Inc. | Systems and methods for selective audio segment compression for accelerated playback of media assets |
US11039177B2 (en) * | 2019-03-19 | 2021-06-15 | Rovi Guides, Inc. | Systems and methods for varied audio segment compression for accelerated playback of media assets |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2164480B (en) * | 1984-09-18 | 1988-01-13 | Sony Corp | Reproducing digital audio signals |
US4866543A (en) * | 1987-09-11 | 1989-09-12 | Electro Sound, Inc. | Multiple slave video tape reproduction system |
JPH0395768A (ja) * | 1989-09-07 | 1991-04-22 | Pioneer Electron Corp | ディスク演奏装置 |
GB2240656A (en) * | 1990-01-15 | 1991-08-07 | British Telecomm | Audio recording/replay |
JPH04168499A (ja) * | 1990-10-31 | 1992-06-16 | Sanyo Electric Co Ltd | 時間軸圧縮伸長装置 |
US5715224A (en) * | 1991-07-05 | 1998-02-03 | Sony Corporation | Recording medium with synthesis method default value and reproducing device |
EP0527527B1 (en) * | 1991-08-09 | 1999-01-20 | Koninklijke Philips Electronics N.V. | Method and apparatus for manipulating pitch and duration of a physical audio signal |
US5386493A (en) * | 1992-09-25 | 1995-01-31 | Apple Computer, Inc. | Apparatus and method for playing back audio at faster or slower rates without pitch distortion |
JP3289045B2 (ja) * | 1994-04-12 | 2002-06-04 | 三菱電機株式会社 | ディジタル記録再生装置 |
US5583652A (en) * | 1994-04-28 | 1996-12-10 | International Business Machines Corporation | Synchronized, variable-speed playback of digitally recorded audio and video |
KR0129829B1 (ko) * | 1994-09-28 | 1998-04-17 | 오영환 | 음향 변속 재생장치 |
IT1268196B1 (it) * | 1994-12-23 | 1997-02-21 | Sip | Dispositivo per la ricetrasmissione e decodifica di sequenze audiovisivi compresse. |
US5694521A (en) * | 1995-01-11 | 1997-12-02 | Rockwell International Corporation | Variable speed playback system |
JP2976860B2 (ja) * | 1995-09-13 | 1999-11-10 | 松下電器産業株式会社 | 再生装置 |
US5956674A (en) * | 1995-12-01 | 1999-09-21 | Digital Theater Systems, Inc. | Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels |
KR20000064963A (ko) * | 1997-02-21 | 2000-11-06 | 엠. 제이. 엠. 반 캄 | 비디오 이미지를 기록 및 재생하는 방법 및 장치 |
US6122619A (en) * | 1998-06-17 | 2000-09-19 | Lsi Logic Corporation | Audio decoder with programmable downmixing of MPEG/AC-3 and method therefor |
US6622171B2 (en) * | 1998-09-15 | 2003-09-16 | Microsoft Corporation | Multimedia timeline modification in networked client/server systems |
US6215526B1 (en) * | 1998-11-06 | 2001-04-10 | Tivo, Inc. | Analog video tagging and encoding system |
JP4610087B2 (ja) * | 1999-04-07 | 2011-01-12 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | 損失のない符号化・復号へのマトリックス改良 |
US6665751B1 (en) * | 1999-04-17 | 2003-12-16 | International Business Machines Corporation | Streaming media player varying a play speed from an original to a maximum allowable slowdown proportionally in accordance with a buffer state |
US7283965B1 (en) * | 1999-06-30 | 2007-10-16 | The Directv Group, Inc. | Delivery and transmission of dolby digital AC-3 over television broadcast |
US6278387B1 (en) * | 1999-09-28 | 2001-08-21 | Conexant Systems, Inc. | Audio encoder and decoder utilizing time scaling for variable playback |
US6842735B1 (en) * | 1999-12-17 | 2005-01-11 | Interval Research Corporation | Time-scale modification of data-compressed audio information |
US6850692B1 (en) * | 1999-12-23 | 2005-02-01 | Ati International Srl | Method and apparatus for retrieving digital video using successive linear approximation |
US7136571B1 (en) * | 2000-10-11 | 2006-11-14 | Koninklijke Philips Electronics N.V. | System and method for fast playback of video with selected audio |
KR20020062752A (ko) * | 2000-10-11 | 2002-07-29 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 오디오의 피치 왜곡 없는 사전-기록된 비디오의 가변 속도재생을 위한 비디오 재생 장치 |
KR100385331B1 (ko) | 2000-12-19 | 2003-05-27 | 주식회사 코스모탄 | 변속재생 시에도 음색변화를 유발하지 않도록 하는오디오신호 재생방법과 이를 위한 재생장치 |
US7047201B2 (en) * | 2001-05-04 | 2006-05-16 | Ssi Corporation | Real-time control of playback rates in presentations |
US7239999B2 (en) * | 2002-07-23 | 2007-07-03 | Intel Corporation | Speed control playback of parametric speech encoded digital audio |
US6982377B2 (en) * | 2003-12-18 | 2006-01-03 | Texas Instruments Incorporated | Time-scale modification of music signals based on polyphase filterbanks and constrained time-domain processing |
-
2004
- 2004-05-13 US US10/844,534 patent/US8032360B2/en not_active Expired - Fee Related
-
2005
- 2005-03-01 EP EP05004476A patent/EP1596389A3/en not_active Withdrawn
- 2005-05-11 TW TW094115230A patent/TWI262718B/zh not_active IP Right Cessation
- 2005-05-12 CN CNB2005100725488A patent/CN100464578C/zh not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101166264B (zh) * | 2006-10-16 | 2012-09-05 | 中兴通讯股份有限公司 | 流媒体节目切换时的播放方法和系统 |
CN103258552A (zh) * | 2012-02-20 | 2013-08-21 | 扬智科技股份有限公司 | 调整播放速度的方法 |
CN103258552B (zh) * | 2012-02-20 | 2015-12-16 | 扬智科技股份有限公司 | 调整播放速度的方法 |
JP2015515198A (ja) * | 2012-06-08 | 2015-05-21 | テンセント テクノロジー (シェンツェン) カンパニー リミテッド | オンラインビデオのリアルタイム可変速再生方法及びシステム |
CN111627412A (zh) * | 2020-05-06 | 2020-09-04 | Oppo(重庆)智能科技有限公司 | 音频变速方法、装置、电子设备和计算机可读存储介质 |
Also Published As
Publication number | Publication date |
---|---|
US8032360B2 (en) | 2011-10-04 |
TWI262718B (en) | 2006-09-21 |
EP1596389A3 (en) | 2012-03-07 |
EP1596389A2 (en) | 2005-11-16 |
CN100464578C (zh) | 2009-02-25 |
TW200610402A (en) | 2006-03-16 |
US20050254783A1 (en) | 2005-11-17 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180508 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: california Patentee before: BROADCOM Corp. |
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TR01 | Transfer of patent right |
Effective date of registration: 20190828 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: Singapore Singapore Patentee before: Avago Technologies General IP (Singapore) Pte. Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090225 |