SG64871A1 - Apparatus for controlling quantizing in a video signal compressor - Google Patents

Apparatus for controlling quantizing in a video signal compressor

Info

Publication number
SG64871A1
SG64871A1 SG1996002305A SG1996002305A SG64871A1 SG 64871 A1 SG64871 A1 SG 64871A1 SG 1996002305 A SG1996002305 A SG 1996002305A SG 1996002305 A SG1996002305 A SG 1996002305A SG 64871 A1 SG64871 A1 SG 64871A1
Authority
SG
Singapore
Prior art keywords
video signal
signal compressor
quantizing
controlling
controlling quantizing
Prior art date
Application number
SG1996002305A
Other languages
English (en)
Inventor
Daniel Jorge Reininger
Ajanta Guha
Original Assignee
Rca Thomson Licensing Corp
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 Rca Thomson Licensing Corp filed Critical Rca Thomson Licensing Corp
Publication of SG64871A1 publication Critical patent/SG64871A1/en

Links

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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at 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
    • H04N19/102—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Color Television Systems (AREA)
SG1996002305A 1993-02-22 1994-02-16 Apparatus for controlling quantizing in a video signal compressor SG64871A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/020,920 US5426463A (en) 1993-02-22 1993-02-22 Apparatus for controlling quantizing in a video signal compressor

Publications (1)

Publication Number Publication Date
SG64871A1 true SG64871A1 (en) 1999-05-25

Family

ID=21801295

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996002305A SG64871A1 (en) 1993-02-22 1994-02-16 Apparatus for controlling quantizing in a video signal compressor

Country Status (8)

Country Link
US (1) US5426463A (ja)
EP (1) EP0613306B1 (ja)
JP (1) JP3688730B2 (ja)
KR (1) KR100327650B1 (ja)
DE (1) DE69421636T2 (ja)
ES (1) ES2138647T3 (ja)
MX (1) MX9401310A (ja)
SG (1) SG64871A1 (ja)

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Also Published As

Publication number Publication date
ES2138647T3 (es) 2000-01-16
KR100327650B1 (ko) 2002-06-20
JP3688730B2 (ja) 2005-08-31
EP0613306A3 (en) 1995-09-20
JPH06268986A (ja) 1994-09-22
EP0613306A2 (en) 1994-08-31
MX9401310A (es) 1994-08-31
DE69421636T2 (de) 2000-03-02
DE69421636D1 (de) 1999-12-23
KR940020836A (ko) 1994-09-16
EP0613306B1 (en) 1999-11-17
US5426463A (en) 1995-06-20

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