IL232332A - Gradual coding of position of last significant coefficient - Google Patents

Gradual coding of position of last significant coefficient

Info

Publication number
IL232332A
IL232332A IL232332A IL23233214A IL232332A IL 232332 A IL232332 A IL 232332A IL 232332 A IL232332 A IL 232332A IL 23233214 A IL23233214 A IL 23233214A IL 232332 A IL232332 A IL 232332A
Authority
IL
Israel
Prior art keywords
significant coefficient
last significant
progressive coding
progressive
coding
Prior art date
Application number
IL232332A
Other languages
English (en)
Hebrew (he)
Other versions
IL232332A0 (en
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of IL232332A0 publication Critical patent/IL232332A0/en
Publication of IL232332A publication Critical patent/IL232332A/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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion 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
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • H03M7/4012—Binary arithmetic codes
    • H03M7/4018—Context adapative binary arithmetic codes [CABAC]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion 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
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4031—Fixed length to variable length coding
    • H03M7/4037—Prefix 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
    • H04N19/10—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL232332A 2011-11-08 2014-04-29 Gradual coding of position of last significant coefficient IL232332A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161557317P 2011-11-08 2011-11-08
US201161561909P 2011-11-20 2011-11-20
US13/669,032 US9154792B2 (en) 2011-11-08 2012-11-05 Progressive coding of position of last significant coefficient
PCT/US2012/063707 WO2013070604A1 (en) 2011-11-08 2012-11-06 Progressive coding of position of last significant coefficient

Publications (2)

Publication Number Publication Date
IL232332A0 IL232332A0 (en) 2014-06-30
IL232332A true IL232332A (en) 2017-08-31

Family

ID=48223700

Family Applications (1)

Application Number Title Priority Date Filing Date
IL232332A IL232332A (en) 2011-11-08 2014-04-29 Gradual coding of position of last significant coefficient

Country Status (16)

Country Link
US (1) US9154792B2 (enExample)
EP (2) EP2777261B1 (enExample)
JP (1) JP5855759B2 (enExample)
KR (1) KR101650640B1 (enExample)
CN (2) CN104025603B (enExample)
AU (1) AU2012336017B2 (enExample)
BR (1) BR112014011058B1 (enExample)
CA (1) CA2854509C (enExample)
ES (1) ES2717679T3 (enExample)
IL (1) IL232332A (enExample)
IN (1) IN2014CN03426A (enExample)
MY (1) MY176686A (enExample)
PH (1) PH12014501036B1 (enExample)
RU (1) RU2595892C2 (enExample)
SG (1) SG11201401612XA (enExample)
WO (1) WO2013070604A1 (enExample)

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WO2016122253A1 (ko) 2015-01-29 2016-08-04 주식회사 케이티 비디오 신호 처리 방법 및 장치
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US10110931B2 (en) * 2016-04-27 2018-10-23 Aspeed Technology Inc. Variable length coding and decoding methods and devices for grouped pixels
TWI610559B (zh) * 2016-10-27 2018-01-01 中華電信股份有限公司 最佳化視訊轉碼的方法與裝置
TW201824861A (zh) * 2016-12-23 2018-07-01 晨星半導體股份有限公司 二元編碼運算裝置以及方法
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US10523968B2 (en) 2017-09-18 2019-12-31 Google Llc Coding of last significant coefficient flags
CN108337514A (zh) * 2017-12-28 2018-07-27 宁波工程学院 一种加密域hevc视频数据隐藏方法
KR102365119B1 (ko) * 2018-11-12 2022-02-18 엘지전자 주식회사 고주파 제로잉을 기반으로 변환 계수를 코딩하는 방법 및 그 장치
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Also Published As

Publication number Publication date
JP2015502079A (ja) 2015-01-19
PH12014501036B1 (en) 2017-09-29
IN2014CN03426A (enExample) 2015-10-09
SG11201401612XA (en) 2014-06-27
KR101650640B1 (ko) 2016-08-23
EP3514970A1 (en) 2019-07-24
MY176686A (en) 2020-08-19
EP3514970B1 (en) 2020-09-09
IL232332A0 (en) 2014-06-30
BR112014011058A2 (pt) 2017-06-13
EP2777261B1 (en) 2019-01-09
CA2854509A1 (en) 2013-05-16
RU2595892C2 (ru) 2016-08-27
AU2012336017B2 (en) 2016-05-12
CN108307195B (zh) 2020-09-29
EP2777261A1 (en) 2014-09-17
BR112014011058B1 (pt) 2022-05-10
WO2013070604A1 (en) 2013-05-16
US9154792B2 (en) 2015-10-06
RU2014123378A (ru) 2015-12-20
CN104025603A (zh) 2014-09-03
AU2012336017A1 (en) 2014-05-22
CN108307195A (zh) 2018-07-20
HK1251107A1 (zh) 2019-01-18
JP5855759B2 (ja) 2016-02-09
KR20140098121A (ko) 2014-08-07
US20130114738A1 (en) 2013-05-09
CA2854509C (en) 2017-08-29
PH12014501036A1 (en) 2014-08-04
ES2717679T3 (es) 2019-06-24
CN104025603B (zh) 2018-06-01
BR112014011058A8 (pt) 2017-06-20

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