JP2007159058A5 - - Google Patents

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JP2007159058A5
JP2007159058A5 JP2005355308A JP2005355308A JP2007159058A5 JP 2007159058 A5 JP2007159058 A5 JP 2007159058A5 JP 2005355308 A JP2005355308 A JP 2005355308A JP 2005355308 A JP2005355308 A JP 2005355308A JP 2007159058 A5 JP2007159058 A5 JP 2007159058A5
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data
encoding
multiplexing
recording
unit
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JP2005355308A
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JP4630805B2 (en
JP2007159058A (en
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入力された動画像データを、フレーム間予測符号化を用いて符号化する画像符号化手段と、
入力された音声データを符号化する音声符号化手段と、
それぞれ予め決められた期間分の前記画像データと前記音声データを単位として、符号化された前記画像データと符号化された前記音声データとを多重する多重化手段と、
前記多重化手段によって多重されたデータを記録媒体に記録する記録手段と、
前記多重化手段によって多重化する単位毎に前記動画像データと前記音声データがそれぞれ固定長化されるように前記動画像データと前記音声データを符号化するよう、前記画像符号化手段と前記音声符号化手段を制御する制御手段とを備えることを特徴とする記録装置。
Image encoding means for encoding input moving image data using inter-frame prediction encoding ;
Speech encoding means for encoding the input speech data ;
The audio data and the moving image data of a predetermined period respectively as a unit, and multiplexing means for multiplexing said voice data the moving picture data and coded encoded,
Recording means for recording the data multiplexed by the multiplexing means on a recording medium;
To encode the audio data and the video data in so that the voice data and the video data are respectively fixed length for each unit for multiplexing by the multiplexing means, the said image encoding means voice And a control means for controlling the encoding means.
前記記録手段は、符号化された前記画像データ多重化する単位のサイズと前記多重化する単位の画像データのフレーム数を含む付加情報を前記記録媒体に記録することを特徴とする請求項1記載の記録装置。 Said recording means to record the additional information including the number of frames of moving image data of the unit size and the multiplexing unit multiplexes the moving image data encoded in the recording medium The recording apparatus according to claim 1. 前記付加情報は、符号化された前記音声データを多重化する単位のサイズと前記多重化する単位の音声データのフレーム数とを含むことを特徴とする請求項2記載の記録装置。 3. The recording apparatus according to claim 2, wherein the additional information includes a size of a unit for multiplexing the encoded audio data and a number of frames of the audio data for the unit to be multiplexed . 前記付加情報は、前記固定長化された動画像データと音声データの合計のサイズの情報を含むことを特徴とする請求項3記載の記録装置。  4. The recording apparatus according to claim 3, wherein the additional information includes information on a total size of the fixed-length moving image data and audio data. 前記記録手段は、前記多重化手段によって多重化されたデータをファイルとして前記記録媒体に記録すると共に、前記付加情報を前記ファイルのヘッダとして記録することを特徴とする請求項2から4の何れか1項記載の記録装置。 5. The recording apparatus according to claim 2, wherein the recording unit records the data multiplexed by the multiplexing unit as a file on the recording medium, and records the additional information as a header of the file . The recording apparatus according to item 1 . 前記画像符号化手段は、所定数のフレームを単位として前記動画像データを符号化し、前記多重化手段は前記動画像データの符号化単位の整数倍を単位として前記符号化された動画像データを多重化することを特徴とする請求項1から5の何れか1項記載の記録装置。  The image encoding unit encodes the moving image data in units of a predetermined number of frames, and the multiplexing unit stores the encoded moving image data in units of integer multiples of the encoding unit of the moving image data. 6. The recording apparatus according to claim 1, wherein the recording apparatus is multiplexed. 前記記録手段により記録する動画像の画質の情報を入力する手段を備え、前記画像符号化手段は前記入力された画質に応じて前記固定長化する動画像データのサイズを決めることを特徴とする請求項1から6の何れか1項記載の記録装置。  The information processing apparatus includes means for inputting image quality information of a moving image recorded by the recording means, and the image encoding means determines the size of the fixed length moving image data according to the input image quality. The recording apparatus according to claim 1. 前記記録媒体から前記多重化されたデータを再生する再生手段を備え、前記再生手段は前記記録媒体から再生された付加情報に応じて前記多重化されたデータを特殊再生することを特徴とする請求項1から7の何れか1項記載の記録装置。  A reproduction means for reproducing the multiplexed data from the recording medium, wherein the reproduction means performs special reproduction of the multiplexed data according to additional information reproduced from the recording medium. Item 8. The recording device according to any one of Items 1 to 7. 入力された動画像データを、フレーム間予測符号化を用いて符号化する画像符号化工程と、
入力された音声データを符号化する音声符号化工程と、
それぞれ予め決められた期間分の前記画像データと前記音声データを単位として、符号化された前記画像データと符号化された前記音声データとを多重する多重化工程と、
前記多重化工程によって多重されたデータを記録媒体に記録する記録工程と、を有し、
前記画像符号化工程と前記音声符号化工程では、前記多重化工程によって多重化する単位毎に前記動画像データと前記音声データがそれぞれ固定長化されるように前記動画像データと前記音声データを符号化することを特徴とする記録方法。
An image encoding step of encoding the input moving image data using inter-frame prediction encoding ;
A voice encoding process for encoding the input voice data ;
The audio data and the moving image data of a predetermined period respectively as a unit, a multiplexing step for multiplexing said voice data the moving picture data and coded encoded,
Recording the data multiplexed by the multiplexing step on a recording medium ,
Wherein in the image coding process and the audio coding process, the audio data and the video data the audio data and the moving image data in so that the respective fixed length for each unit for multiplexing by said multiplexing step A recording method characterized by encoding .
JP2005355308A 2005-12-08 2005-12-08 Recording apparatus and recording method Expired - Fee Related JP4630805B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005355308A JP4630805B2 (en) 2005-12-08 2005-12-08 Recording apparatus and recording method

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Application Number Priority Date Filing Date Title
JP2005355308A JP4630805B2 (en) 2005-12-08 2005-12-08 Recording apparatus and recording method

Publications (3)

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JP2007159058A JP2007159058A (en) 2007-06-21
JP2007159058A5 true JP2007159058A5 (en) 2009-01-22
JP4630805B2 JP4630805B2 (en) 2011-02-09

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100958176B1 (en) * 2008-11-26 2010-05-14 주식회사 코아로직 Multimedia data processing device, multimedia system, and recording method of multimedia data
JP5678807B2 (en) * 2011-06-09 2015-03-04 富士通セミコンダクター株式会社 Video / audio data processing apparatus and data multiplexing method
CN110674130A (en) * 2019-08-30 2020-01-10 深圳鸿智云创科技有限公司 Data transmission method

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* Cited by examiner, † Cited by third party
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JP2004282703A (en) * 2002-11-05 2004-10-07 Matsushita Electric Ind Co Ltd Data processor
JP4250477B2 (en) * 2003-07-15 2009-04-08 キヤノン株式会社 Media data recording method, media data recording apparatus, computer program, and computer-readable recording medium
JP2005223442A (en) * 2004-02-03 2005-08-18 Canon Inc File recording apparatus and control method thereof, and program

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