PT1647010T - Conversão de formato de ficheiro de áudio - Google Patents

Conversão de formato de ficheiro de áudio

Info

Publication number
PT1647010T
PT1647010T PT47632005T PT04763200T PT1647010T PT 1647010 T PT1647010 T PT 1647010T PT 47632005 T PT47632005 T PT 47632005T PT 04763200 T PT04763200 T PT 04763200T PT 1647010 T PT1647010 T PT 1647010T
Authority
PT
Portugal
Prior art keywords
audio file
file format
format conversion
conversion
audio
Prior art date
Application number
PT47632005T
Other languages
English (en)
Inventor
Popp Harald
Lutzky Manfred
Geyersberger Stefan
Gernhardt Harald
Grill Bernhard
Haertl Michael
Hilpert Johann
Weishart Martin
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PT1647010T publication Critical patent/PT1647010T/pt

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PT47632005T 2003-07-21 2004-07-13 Conversão de formato de ficheiro de áudio PT1647010T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10333071 2003-07-21
DE10339498A DE10339498B4 (de) 2003-07-21 2003-08-27 Audiodateiformatumwandlung

Publications (1)

Publication Number Publication Date
PT1647010T true PT1647010T (pt) 2017-11-20

Family

ID=34111624

Family Applications (1)

Application Number Title Priority Date Filing Date
PT47632005T PT1647010T (pt) 2003-07-21 2004-07-13 Conversão de formato de ficheiro de áudio

Country Status (5)

Country Link
CN (1) CN1826635B (pt)
DE (1) DE10339498B4 (pt)
ES (1) ES2649728T3 (pt)
IL (1) IL173223A (pt)
PT (1) PT1647010T (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102768834B (zh) * 2012-03-21 2018-06-26 新奥特（北京）视频技术有限公司 一种实现音频帧解码的方法
CN104781878B (zh) * 2012-11-07 2018-03-02 杜比国际公司 音频编码器和方法、音频转码器和方法、以及转换方法
EP3127110B1 (en) * 2014-04-02 2018-01-31 Dolby International AB Exploiting metadata redundancy in immersive audio metadata
US20200321015A1 (en) * 2017-12-28 2020-10-08 Sony Corporation Information processing device, information processing method, and program

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100194928B1 (ko) * 1995-09-29 1999-06-15 윤종용 디스크 구동시스템의 오디오 신호 디코딩 장치 및 방법
JP4741133B2 (ja) * 1999-12-03 2011-08-03 パナソニック株式会社 データ適合化装置、データ適合化方法
CN1463442A (zh) * 2001-04-20 2003-12-24 皇家菲利浦电子有限公司 编辑数据流的方法和装置
CN1463441A (zh) * 2001-04-20 2003-12-24 皇家菲利浦电子有限公司 Mp3的特技播放
WO2003005719A2 (en) * 2001-05-24 2003-01-16 Vixs Systems Inc. Method and apparatus for managing resources and multiplexing a plurality of channels in a multimedia system
JP4197230B2 (ja) * 2002-02-13 2008-12-17 パイオニア株式会社 フォーマット変換装置、フォーマット変換方法、フォーマット変換処理プログラムおよびフォーマット変換処理プログラムを記録した記録媒体、並びに、情報記録装置、情報記録方法、情報記録処理プログラムおよび情報記録処理プログラムを記録した記録媒体
JP2003337596A (ja) * 2002-05-20 2003-11-28 Teac Corp オ−ディオデータ処理方法及び装置
EP1420401A1 (en) * 2002-11-14 2004-05-19 Deutsche Thomson-Brandt Gmbh Method and apparatus for converting a compressed audio data stream with fixed frame length including a bit reservoir feature into a different-format data stream

Also Published As

Publication number Publication date
CN1826635B (zh) 2010-11-03
DE10339498A1 (de) 2005-03-03
IL173223A (en) 2010-11-30
ES2649728T3 (es) 2018-01-15
DE10339498B4 (de) 2006-04-13
IL173223A0 (en) 2006-06-11
CN1826635A (zh) 2006-08-30

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