WO2008102455A1 - 動画像符号化処理装置及び動画像フィルタ処理装置 - Google Patents

動画像符号化処理装置及び動画像フィルタ処理装置 Download PDF

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Publication number
WO2008102455A1
WO2008102455A1 PCT/JP2007/053429 JP2007053429W WO2008102455A1 WO 2008102455 A1 WO2008102455 A1 WO 2008102455A1 JP 2007053429 W JP2007053429 W JP 2007053429W WO 2008102455 A1 WO2008102455 A1 WO 2008102455A1
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WO
WIPO (PCT)
Prior art keywords
dynamic image
code amount
generated code
image coding
coding device
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.)
Ceased
Application number
PCT/JP2007/053429
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English (en)
French (fr)
Inventor
Hyuk Jae Jang
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to PCT/JP2007/053429 priority Critical patent/WO2008102455A1/ja
Publication of WO2008102455A1 publication Critical patent/WO2008102455A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Picture Signal Circuits (AREA)

Abstract

　符号化処理部１６における処理の過程で得られる、発生符号量などの符号化処理情報を取得し、この符号化処理情報に基づいて空間フィルタ１５の周波数特性を変化させるフィルタ特性制御部１７を備える動画像符号化処理装置が、開示されており、フィルタ特性制御部１７は、発生符号量が少ない場合には空間フィルタ１５のカットオフ周波数を高くし、発生符号量が多い場合には空間フィルタ１５のカットオフ周波数を低くするように、変化させる。
PCT/JP2007/053429 2007-02-23 2007-02-23 動画像符号化処理装置及び動画像フィルタ処理装置 Ceased WO2008102455A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/053429 WO2008102455A1 (ja) 2007-02-23 2007-02-23 動画像符号化処理装置及び動画像フィルタ処理装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/053429 WO2008102455A1 (ja) 2007-02-23 2007-02-23 動画像符号化処理装置及び動画像フィルタ処理装置

Publications (1)

Publication Number Publication Date
WO2008102455A1 true WO2008102455A1 (ja) 2008-08-28

Family

ID=39709741

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/053429 Ceased WO2008102455A1 (ja) 2007-02-23 2007-02-23 動画像符号化処理装置及び動画像フィルタ処理装置

Country Status (1)

Country Link
WO (1) WO2008102455A1 (ja)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03261289A (ja) * 1990-03-12 1991-11-21 Kokusai Denshin Denwa Co Ltd <Kdd> 動画像信号の適応的符号化制御方式
JPH03270378A (ja) * 1990-03-19 1991-12-02 Victor Co Of Japan Ltd データ圧縮装置
JPH05308251A (ja) * 1992-04-30 1993-11-19 Yamaha Corp 有限インパルス応答フィルタ装置
JPH07107462A (ja) * 1993-09-29 1995-04-21 Oki Electric Ind Co Ltd 動画像符号化方法
JPH1065494A (ja) * 1996-08-21 1998-03-06 Yamaha Corp フィルタ係数設定方法およびフィルタ係数設定装置並びにサンプリング周波数変換方法およびサンプリング周波数変換装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03261289A (ja) * 1990-03-12 1991-11-21 Kokusai Denshin Denwa Co Ltd <Kdd> 動画像信号の適応的符号化制御方式
JPH03270378A (ja) * 1990-03-19 1991-12-02 Victor Co Of Japan Ltd データ圧縮装置
JPH05308251A (ja) * 1992-04-30 1993-11-19 Yamaha Corp 有限インパルス応答フィルタ装置
JPH07107462A (ja) * 1993-09-29 1995-04-21 Oki Electric Ind Co Ltd 動画像符号化方法
JPH1065494A (ja) * 1996-08-21 1998-03-06 Yamaha Corp フィルタ係数設定方法およびフィルタ係数設定装置並びにサンプリング周波数変換方法およびサンプリング周波数変換装置

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