CN118192926A - 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统 - Google Patents

即时播放帧(ipf)的生成、传输及处理的方法、设备及系统 Download PDF

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Publication number
CN118192926A
CN118192926A CN202410401067.XA CN202410401067A CN118192926A CN 118192926 A CN118192926 A CN 118192926A CN 202410401067 A CN202410401067 A CN 202410401067A CN 118192926 A CN118192926 A CN 118192926A
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CN
China
Prior art keywords
frame
audio
sample values
bitstream
encoded
Prior art date
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Pending
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CN202410401067.XA
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English (en)
Chinese (zh)
Inventor
克里斯托弗·费尔施
丹尼尔·费希尔
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Dolby International AB
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Dolby International AB
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Publication of CN118192926A publication Critical patent/CN118192926A/zh
Pending legal-status Critical Current

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    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16Sound input; Sound output
    • G06F3/162Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16Sound input; Sound output
    • G06F3/165Management of the audio stream, e.g. setting of volume, audio stream path
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16Vocoder architecture
    • G10L19/167Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16Vocoder architecture
    • G10L19/173Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
CN202410401067.XA 2018-08-21 2019-08-20 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统 Pending CN118192926A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201862720680P 2018-08-21 2018-08-21
US62/720,680 2018-08-21
PCT/EP2019/072258 WO2020038938A1 (en) 2018-08-21 2019-08-20 Methods, apparatus and systems for generation, transportation and processing of immediate playout frames (ipfs)
CN201980061575.5A CN112740325B (zh) 2018-08-21 2019-08-20 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统

Related Parent Applications (1)

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CN201980061575.5A Division CN112740325B (zh) 2018-08-21 2019-08-20 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统

Publications (1)

Publication Number Publication Date
CN118192926A true CN118192926A (zh) 2024-06-14

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CN202410401067.XA Pending CN118192926A (zh) 2018-08-21 2019-08-20 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统
CN201980061575.5A Active CN112740325B (zh) 2018-08-21 2019-08-20 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统
CN202410401063.1A Pending CN118192925A (zh) 2018-08-21 2019-08-20 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统

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CN202410401063.1A Pending CN118192925A (zh) 2018-08-21 2019-08-20 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统

Country Status (10)

Country Link
US (3) US11972769B2 (https=)
EP (2) EP4224473A1 (https=)
JP (2) JP7455812B2 (https=)
KR (2) KR20250133478A (https=)
CN (3) CN118192926A (https=)
AU (2) AU2019323625B2 (https=)
BR (1) BR112021003104A2 (https=)
CA (1) CA3110137A1 (https=)
MX (2) MX2021001970A (https=)
WO (1) WO2020038938A1 (https=)

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CN114979771A (zh) * 2022-07-26 2022-08-30 北京智象信息技术有限公司 一种多媒体播放器视频预滚水位控制的方法、装置及介质
US20250201255A1 (en) * 2023-12-13 2025-06-19 Qualcomm Incorporated Content-based switchable audio codec
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WO2014124377A2 (en) * 2013-02-11 2014-08-14 Dolby Laboratories Licensing Corporation Audio bitstreams with supplementary data and encoding and decoding of such bitstreams
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KR102766957B1 (ko) 2014-03-21 2025-02-14 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
PL3522554T3 (pl) 2014-05-28 2021-06-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Procesor danych i transport danych kontrolnych użytkownika do dekoderów audio i modułów renderowania
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KR102041140B1 (ko) * 2015-03-09 2019-12-05 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 프래그먼트- 정렬된 오디오 코딩
TWI879690B (zh) 2015-03-13 2025-04-01 瑞典商杜比國際公司 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體
US10277997B2 (en) 2015-08-07 2019-04-30 Dolby Laboratories Licensing Corporation Processing object-based audio signals
CN117037805B (zh) * 2017-01-10 2025-11-07 弗劳恩霍夫应用研究促进协会 音频解码器和编码器、提供解码的音频信号的方法、提供编码的音频信号的方法、使用流标识符的音频流、音频流提供器和计算机程序
RU2651902C1 (ru) 2017-04-26 2018-04-24 Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный аграрный университет имени И.Т. Трубилина" Способ иппотерапии больных детским церебральным параличом в условиях черноморского побережья
US20190361917A1 (en) * 2018-05-25 2019-11-28 Bao Tran Smart device
BR112021003104A2 (pt) * 2018-08-21 2021-05-11 Dolby International Ab métodos, aparelho e sistemas para geração, transporte e processamento de quadros de reprodução imediata (ipfs)

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Publication number Publication date
JP7455812B2 (ja) 2024-03-26
US20210335376A1 (en) 2021-10-28
AU2024227722A1 (en) 2024-11-21
CA3110137A1 (en) 2020-02-27
KR102852659B1 (ko) 2025-08-29
MX2021001970A (es) 2021-05-31
BR112021003104A2 (pt) 2021-05-11
CN118192925A (zh) 2024-06-14
JP2024083353A (ja) 2024-06-21
CN112740325B (zh) 2024-04-16
JP2021535427A (ja) 2021-12-16
KR20250133478A (ko) 2025-09-05
EP3841571A1 (en) 2021-06-30
CN112740325A (zh) 2021-04-30
MX2024007726A (es) 2024-07-01
JP7831908B2 (ja) 2026-03-17
AU2019323625B2 (en) 2024-08-08
WO2020038938A1 (en) 2020-02-27
AU2019323625A1 (en) 2021-04-15
EP3841571B1 (en) 2023-03-22
KR20210043679A (ko) 2021-04-21
US20250336404A1 (en) 2025-10-30
US11972769B2 (en) 2024-04-30
EP4224473A1 (en) 2023-08-09
US12315524B2 (en) 2025-05-27
US20240347068A1 (en) 2024-10-17

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