CA3110137A1 - Methods, apparatus and systems for generation, transportation and processing of immediate playout frames (ipfs) - Google Patents

Methods, apparatus and systems for generation, transportation and processing of immediate playout frames (ipfs) Download PDF

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Publication number
CA3110137A1
CA3110137A1 CA3110137A CA3110137A CA3110137A1 CA 3110137 A1 CA3110137 A1 CA 3110137A1 CA 3110137 A CA3110137 A CA 3110137A CA 3110137 A CA3110137 A CA 3110137A CA 3110137 A1 CA3110137 A1 CA 3110137A1
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CA
Canada
Prior art keywords
frame
frames
sample values
audio
bitstream
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.)
Pending
Application number
CA3110137A
Other languages
English (en)
French (fr)
Inventor
Christof FERSCH
Daniel Fischer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dolby International AB
Original Assignee
Dolby International AB
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 Dolby International AB filed Critical Dolby International AB
Publication of CA3110137A1 publication Critical patent/CA3110137A1/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input 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
    • G06F3/16—Sound input; Sound output
    • G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input 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
    • G06F3/16—Sound input; Sound output
    • G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech 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
    • G10L19/04—Speech 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
    • G10L19/16—Vocoder architecture
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech 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
    • G10L19/04—Speech 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
    • G10L19/16—Vocoder architecture
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding

Landscapes

  • 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 Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3110137A 2018-08-21 2019-08-20 Methods, apparatus and systems for generation, transportation and processing of immediate playout frames (ipfs) Pending CA3110137A1 (en)

Applications Claiming Priority (3)

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)

Publications (1)

Publication Number Publication Date
CA3110137A1 true CA3110137A1 (en) 2020-02-27

Family

ID=67902488

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3110137A Pending CA3110137A1 (en) 2018-08-21 2019-08-20 Methods, apparatus and systems for generation, transportation and processing of immediate playout frames (ipfs)

Country Status (10)

Country Link
US (3) US11972769B2 (enExample)
EP (2) EP4224473B1 (enExample)
JP (2) JP7455812B2 (enExample)
KR (2) KR102852659B1 (enExample)
CN (3) CN112740325B (enExample)
AU (2) AU2019323625B2 (enExample)
BR (1) BR112021003104A2 (enExample)
CA (1) CA3110137A1 (enExample)
MX (2) MX2021001970A (enExample)
WO (1) WO2020038938A1 (enExample)

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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)
US11967330B2 (en) * 2019-08-15 2024-04-23 Dolby International Ab Methods and devices for generation and processing of modified audio bitstreams
DE112021005027T5 (de) * 2020-09-25 2023-08-10 Apple Inc. Nahtloses skalierbares decodieren von kanälen, objekten und hoa-audioinhalt
CN115223579B (zh) * 2021-04-20 2025-09-12 华为技术有限公司 一种编解码器协商与切换方法
WO2023021137A1 (en) * 2021-08-19 2023-02-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, method for providing an encoded representation of an audio information, computer program and encoded audio representation using immediate playout frames
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
GB2636866A (en) * 2023-12-28 2025-07-02 Nokia Technologies Oy An apparatus and method for immersive audio rendering

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US7937272B2 (en) 2005-01-11 2011-05-03 Koninklijke Philips Electronics N.V. Scalable encoding/decoding of audio signals
US8532984B2 (en) 2006-07-31 2013-09-10 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of active frames
US8190441B2 (en) 2006-09-11 2012-05-29 Apple Inc. Playback of compressed media files without quantization gaps
PL2201566T3 (pl) 2007-09-19 2016-04-29 Ericsson Telefon Ab L M Połączone, wielokanałowe kodowanie/dekodowanie audio
EP2539892B1 (fr) 2010-02-26 2014-04-02 Orange Compression de flux audio multicanal
ES2722224T3 (es) 2010-04-13 2019-08-08 Fraunhofer Ges Forschung Procedimiento y codificador y decodificador para la reproducción sin espacios de una señal de audio
WO2014124377A2 (en) * 2013-02-11 2014-08-14 Dolby Laboratories Licensing Corporation Audio bitstreams with supplementary data and encoding and decoding of such bitstreams
EP2842338A1 (en) 2012-04-24 2015-03-04 VID SCALE, Inc. Method and apparatus for smooth stream switching in mpeg/3gpp-dash
WO2015000819A1 (en) 2013-07-05 2015-01-08 Dolby International Ab Enhanced soundfield coding using parametric component generation
EP2863386A1 (en) * 2013-10-18 2015-04-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder, apparatus for generating encoded audio output data and methods permitting initializing a decoder
US9489955B2 (en) 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
CN117198304A (zh) 2014-03-21 2023-12-08 杜比国际公司 用于对压缩的hoa信号进行解码的方法、装置和存储介质
PL3800898T3 (pl) 2014-05-28 2023-12-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Procesor danych i transport danych kontrolnych użytkownika do dekoderów audio i modułów renderowania
EP2996269A1 (en) * 2014-09-09 2016-03-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio splicing concept
ES2733858T3 (es) 2015-03-09 2019-12-03 Fraunhofer Ges Forschung Codificación de audio alineada por fragmentos
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
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KR102315774B1 (ko) * 2017-01-10 2021-10-22 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 오디오 디코더, 오디오 인코더, 디코딩된 오디오 신호를 제공하기 위한 방법, 인코딩된 오디오 신호를 제공하기 위한 방법, 오디오 스트림, 오디오 스트림 제공기, 및 스트림 식별자를 사용하는 컴퓨터 프로그램
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)

Also Published As

Publication number Publication date
JP2021535427A (ja) 2021-12-16
EP3841571A1 (en) 2021-06-30
KR20250133478A (ko) 2025-09-05
JP7831908B2 (ja) 2026-03-17
AU2024227722A1 (en) 2024-11-21
CN112740325B (zh) 2024-04-16
EP4224473B1 (en) 2026-07-01
US12315524B2 (en) 2025-05-27
KR102852659B1 (ko) 2025-08-29
AU2019323625B2 (en) 2024-08-08
CN118192925A (zh) 2024-06-14
US20250336404A1 (en) 2025-10-30
JP2024083353A (ja) 2024-06-21
WO2020038938A1 (en) 2020-02-27
US11972769B2 (en) 2024-04-30
MX2024007726A (es) 2024-07-01
EP4224473A1 (en) 2023-08-09
CN118192926A (zh) 2024-06-14
KR20210043679A (ko) 2021-04-21
JP7455812B2 (ja) 2024-03-26
US20240347068A1 (en) 2024-10-17
CN112740325A (zh) 2021-04-30
AU2019323625A1 (en) 2021-04-15
EP3841571B1 (en) 2023-03-22
BR112021003104A2 (pt) 2021-05-11
MX2021001970A (es) 2021-05-31
US20210335376A1 (en) 2021-10-28

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