FI972816A - Videokuvan kaistansäätömenetelmä ja suodatinjärjestely - Google Patents

Videokuvan kaistansäätömenetelmä ja suodatinjärjestely Download PDF

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Publication number
FI972816A
FI972816A FI972816A FI972816A FI972816A FI 972816 A FI972816 A FI 972816A FI 972816 A FI972816 A FI 972816A FI 972816 A FI972816 A FI 972816A FI 972816 A FI972816 A FI 972816A
Authority
FI
Finland
Prior art keywords
videotape
control procedure
filter arrangement
band control
band
Prior art date
Application number
FI972816A
Other languages
English (en)
Swedish (sv)
Other versions
FI972816A0 (fi
FI108318B (fi
Inventor
Juha Mustonen
Olli Silven
Original Assignee
Elektrobit Oy
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 Elektrobit Oy filed Critical Elektrobit Oy
Publication of FI972816A0 publication Critical patent/FI972816A0/fi
Priority to FI972816A priority Critical patent/FI108318B/fi
Priority to JP50648399A priority patent/JP2002507371A/ja
Priority to AT98925690T priority patent/ATE230538T1/de
Priority to EP98925690A priority patent/EP0995304B1/en
Priority to AU77712/98A priority patent/AU7771298A/en
Priority to PCT/FI1998/000527 priority patent/WO1999001979A2/en
Priority to DE69810476T priority patent/DE69810476T2/de
Priority to PE1998000556A priority patent/PE48399A1/es
Priority to ARP980103090A priority patent/AR016288A1/es
Priority to ZA985622A priority patent/ZA985622B/xx
Publication of FI972816A publication Critical patent/FI972816A/fi
Application granted granted Critical
Publication of FI108318B publication Critical patent/FI108318B/fi

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FI972816A 1997-06-30 1997-06-30 Videokuvan kaistansäätömenetelmä ja suodatinjärjestely FI108318B (fi)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI972816A FI108318B (fi) 1997-06-30 1997-06-30 Videokuvan kaistansäätömenetelmä ja suodatinjärjestely
AU77712/98A AU7771298A (en) 1997-06-30 1998-06-17 Video image band adjustment method, and filter arrangement
AT98925690T ATE230538T1 (de) 1997-06-30 1998-06-17 Abstimmungsverfahren für videobildbände und filtervorrichtung
EP98925690A EP0995304B1 (en) 1997-06-30 1998-06-17 Video image band adjustment method, and filter arrangement
JP50648399A JP2002507371A (ja) 1997-06-30 1998-06-17 ビデオ・イメージ帯域の調整方法及びフィルタ装置
PCT/FI1998/000527 WO1999001979A2 (en) 1997-06-30 1998-06-17 Video image band adjustment method, and filter arrangement
DE69810476T DE69810476T2 (de) 1997-06-30 1998-06-17 Abstimmungsverfahren für videobildbände und filtervorrichtung
PE1998000556A PE48399A1 (es) 1997-06-30 1998-06-24 Metodo de ajuste de banda de imagen de video y disposicion de filtro
ARP980103090A AR016288A1 (es) 1997-06-30 1998-06-26 Metodo de ajuste de banda de imagen de video, y disposicion de filtro
ZA985622A ZA985622B (en) 1997-06-30 1998-06-26 Video image band adjustment method and filter arrangement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI972816 1997-06-30
FI972816A FI108318B (fi) 1997-06-30 1997-06-30 Videokuvan kaistansäätömenetelmä ja suodatinjärjestely

Publications (3)

Publication Number Publication Date
FI972816A0 FI972816A0 (fi) 1997-06-30
FI972816A true FI972816A (fi) 1998-12-31
FI108318B FI108318B (fi) 2001-12-31

Family

ID=8549168

Family Applications (1)

Application Number Title Priority Date Filing Date
FI972816A FI108318B (fi) 1997-06-30 1997-06-30 Videokuvan kaistansäätömenetelmä ja suodatinjärjestely

Country Status (10)

Country Link
EP (1) EP0995304B1 (fi)
JP (1) JP2002507371A (fi)
AR (1) AR016288A1 (fi)
AT (1) ATE230538T1 (fi)
AU (1) AU7771298A (fi)
DE (1) DE69810476T2 (fi)
FI (1) FI108318B (fi)
PE (1) PE48399A1 (fi)
WO (1) WO1999001979A2 (fi)
ZA (1) ZA985622B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7903733B2 (en) * 2006-01-26 2011-03-08 Qualcomm Incorporated Adaptive filtering to enhance video encoder performance
KR101798079B1 (ko) * 2010-05-10 2017-11-16 삼성전자주식회사 픽셀값의 차분을 이용하여 영상 프레임을 부호화하는 방법 및 이를 위한 장치
CN115103190A (zh) * 2022-06-14 2022-09-23 晶晨芯半导体(成都)有限公司 编码器码率控制方法及模块、芯片、电子设备和存储介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3749829A (en) * 1971-05-14 1973-07-31 Bell Telephone Labor Inc Slow scan procedure for high resolution graphics mode video scene compatible with conditional replenishment type of bandwidth reduction
JPS5244512A (en) * 1975-10-06 1977-04-07 Nippon Telegr & Teleph Corp <Ntt> Between-frame coding equipment
US5134476A (en) * 1990-03-30 1992-07-28 At&T Bell Laboratories Video signal encoding with bit rate control
JPH08140095A (ja) * 1994-11-04 1996-05-31 Matsushita Electric Ind Co Ltd 符号化装置

Also Published As

Publication number Publication date
PE48399A1 (es) 1999-07-06
EP0995304B1 (en) 2003-01-02
FI972816A0 (fi) 1997-06-30
ATE230538T1 (de) 2003-01-15
ZA985622B (en) 1999-01-26
WO1999001979A3 (en) 1999-03-25
FI108318B (fi) 2001-12-31
DE69810476D1 (de) 2003-02-06
WO1999001979A2 (en) 1999-01-14
JP2002507371A (ja) 2002-03-05
AR016288A1 (es) 2001-07-04
AU7771298A (en) 1999-01-25
EP0995304A2 (en) 2000-04-26
DE69810476T2 (de) 2009-09-24

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Owner name: ELEKTROBIT WIRELESS COMMUNICATIONS OY

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