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MXPA06000750A - Conversion de formato de archivo de audio. - Google Patents

Conversion de formato de archivo de audio.

Info

Publication number
MXPA06000750A
MXPA06000750A MXPA06000750A MXPA06000750A MXPA06000750A MX PA06000750 A MXPA06000750 A MX PA06000750A MX PA06000750 A MXPA06000750 A MX PA06000750A MX PA06000750 A MXPA06000750 A MX PA06000750A MX PA06000750 A MXPA06000750 A MX PA06000750A
Authority
MX
Mexico
Prior art keywords
audio data
data
block
determining
blocks
Prior art date
Application number
MXPA06000750A
Other languages
English (en)
Inventor
Harald Popp
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
Priority claimed from DE10339498A external-priority patent/DE10339498B4/de
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of MXPA06000750A publication Critical patent/MXPA06000750A/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/233Processing of audio elementary streams
    • 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
    • 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/12Formatting, e.g. arrangement of data block or words on the record carriers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

La manipulacion de los datos de audio puede simplificarse, tal como, por ejemplo, con respecto a la combinacion de corrientes de datos de audio individuales para corrientes de datos de audio de canal multiple o la manipulacion general de una corriente de datos de audio, al modificar (56) un bloque de datos en una corriente de datos de audio (10) dividida en bloques de datos (10a, 10b) con el bloque de determinacion (14, 16) y datos de audio (18) del bloque de datos tal como al completar o agregar o reemplazar parte de los mismos, de manera que los mismos incluyan un indicador de longitud que indique una cantidad o longitud de datos, respectivamente, de los datos de audio del bloque de datos o una cantidad o longitud de datos, respectivamente, del bloque de datos, para obtener una segunda corriente de datos de audio con bloques de datos modificados. Alternativamente, una corriente de datos de audio (10) con indicadores en bloques de determinacion (14, 10), que apuntan a los datos de audio del bloque de determinacion asociados a estos bloques de determinacion, pero distribuidos entre diferentes bloques de datos, se convierte en una corriente de datos de audio, en donde los datos de audio del bloque de determinacion (44, 46) se combinan con datos de audio del bloque de determinacion contiguo (48). Los datos de audio del bloque de determinacion contiguo (48) pueden incluirse entonces en un elemento de canal autonomo (52a) conjuntamente con su bloque de determinacion (14, 16).
MXPA06000750A 2003-07-21 2004-07-13 Conversion de formato de archivo de audio. MXPA06000750A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10333071 2003-07-21
DE10339498A DE10339498B4 (de) 2003-07-21 2003-08-27 Audiodateiformatumwandlung
PCT/EP2004/007744 WO2005013491A2 (de) 2003-07-21 2004-07-13 Audiodateiformatumwandlung

Publications (1)

Publication Number Publication Date
MXPA06000750A true MXPA06000750A (es) 2006-03-30

Family

ID=34117364

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA06000750A MXPA06000750A (es) 2003-07-21 2004-07-13 Conversion de formato de archivo de audio.

Country Status (12)

Country Link
US (1) US7769477B2 (es)
EP (1) EP1647010B1 (es)
JP (1) JP4405510B2 (es)
KR (1) KR100717600B1 (es)
AU (1) AU2004301746B2 (es)
BR (1) BRPI0412889B1 (es)
CA (1) CA2533056C (es)
MX (1) MXPA06000750A (es)
NO (1) NO334901B1 (es)
PL (1) PL1647010T3 (es)
RU (1) RU2335022C2 (es)
WO (1) WO2005013491A2 (es)

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MXPA06000750A (es) 2003-07-21 2006-03-30 Fraunhofer Ges Forschung Conversion de formato de archivo de audio.
EP1897084A2 (en) 2005-05-26 2008-03-12 LG Electronics Inc. Method of encoding and decoding an audio signal
KR100878766B1 (ko) * 2006-01-11 2009-01-14 삼성전자주식회사 오디오 데이터 부호화 및 복호화 방법과 장치
CN102768836B (zh) * 2006-09-29 2014-11-05 韩国电子通信研究院 用于编码和解码具有各种声道的多对象音频信号的设备和方法
US7912894B2 (en) * 2007-05-15 2011-03-22 Adams Phillip M Computerized, copy-detection and discrimination apparatus and method
US8954840B2 (en) * 2007-08-03 2015-02-10 Sap Se Annotation processing of computer files
US20090067550A1 (en) * 2007-09-06 2009-03-12 Arie Heiman Method and system for redundancy-based decoding of audio content
KR101531510B1 (ko) * 2008-11-27 2015-06-26 엘지전자 주식회사 수신 시스템 및 오디오 데이터 처리 방법
KR101461685B1 (ko) * 2008-03-31 2014-11-19 한국전자통신연구원 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치
EP2131590A1 (en) * 2008-06-02 2009-12-09 Deutsche Thomson OHG Method and apparatus for generating or cutting or changing a frame based bit stream format file including at least one header section, and a corresponding data structure
EP2249334A1 (en) 2009-05-08 2010-11-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio format transcoder
TWI384459B (zh) * 2009-07-22 2013-02-01 Mstar Semiconductor Inc 音框檔頭之自動偵測方法
US9183842B2 (en) * 2011-11-08 2015-11-10 Vixs Systems Inc. Transcoder with dynamic audio channel changing
EP2600343A1 (en) * 2011-12-02 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for merging geometry - based spatial audio coding streams
US9111524B2 (en) 2011-12-20 2015-08-18 Dolby International Ab Seamless playback of successive multimedia files
JP5814802B2 (ja) * 2012-01-12 2015-11-17 ルネサスエレクトロニクス株式会社 オーディオ符号化装置
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
KR101992274B1 (ko) * 2013-01-02 2019-09-30 삼성전자주식회사 데이터 압축 방법과 상기 방법을 수행할 수 있는 장치들
EP3264644A1 (en) * 2016-07-01 2018-01-03 Nxp B.V. Multiple source receiver
US10535355B2 (en) 2016-11-18 2020-01-14 Microsoft Technology Licensing, Llc Frame coding for spatial audio data
US10187443B2 (en) * 2017-06-12 2019-01-22 C-Hear, Inc. System and method for encoding image data and other data types into one data format and decoding of same
US11588872B2 (en) 2017-06-12 2023-02-21 C-Hear, Inc. System and method for codec for combining disparate content
EP3761654B1 (en) * 2019-07-04 2025-11-05 Dolby International AB Media streaming
CN110415716B (zh) * 2019-07-05 2021-11-26 达闼机器人有限公司 音频混合方法、装置、存储介质及电子设备
CN112612668A (zh) * 2020-12-24 2021-04-06 上海立可芯半导体科技有限公司 一种数据处理方法、装置和计算机可读介质
CN115437988A (zh) * 2021-06-04 2022-12-06 北京师旷科技有限公司 一种i2s音频时钟数据的同步方法、装置及应用

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JPH07221716A (ja) 1994-01-31 1995-08-18 Sony Corp 情報信号伝送方法及び装置
PL180012B1 (pl) * 1994-02-28 2000-11-30 Sony Corp Sposób i urzadzenie do odtwarzania danych z nosnika zapisu PL PL PL PL PL PL
JP3645027B2 (ja) 1995-09-20 2005-05-11 松下電器産業株式会社 可変長データ送受信装置
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BR0205095A (pt) * 2001-04-20 2003-03-25 Koninkl Philips Electronics Nv Aparelho de processamento de sinal para processar fluxos de dados de um tipo de fluxo, e, método de aplicar recurso de reprodução e/ou edição a dados de sinal de fluxo de dados original de um tipo de fluxo
EP1428215A1 (en) * 2001-04-20 2004-06-16 Koninklijke Philips Electronics N.V. Method and apparatus for editing data streams
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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
MXPA06000750A (es) 2003-07-21 2006-03-30 Fraunhofer Ges Forschung Conversion de formato de archivo de audio.

Also Published As

Publication number Publication date
NO20060814L (no) 2006-04-20
EP1647010A2 (de) 2006-04-19
CA2533056A1 (en) 2005-02-10
PL1647010T3 (pl) 2018-02-28
BRPI0412889A (pt) 2006-10-03
BRPI0412889B1 (pt) 2019-09-10
KR100717600B1 (ko) 2007-05-15
EP1647010B1 (de) 2017-09-06
JP2006528368A (ja) 2006-12-14
US7769477B2 (en) 2010-08-03
AU2004301746B2 (en) 2008-04-10
RU2006105203A (ru) 2006-06-27
WO2005013491A2 (de) 2005-02-10
AU2004301746A1 (en) 2005-02-10
RU2335022C2 (ru) 2008-09-27
JP4405510B2 (ja) 2010-01-27
NO334901B1 (no) 2014-07-07
WO2005013491A3 (de) 2005-03-24
KR20060052854A (ko) 2006-05-19
CA2533056C (en) 2012-04-17
US20060259168A1 (en) 2006-11-16

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