ATE439704T1 - Codierung von transformationskoeffizienten in bild-/videocodierern- und/oder decodierern - Google Patents

Codierung von transformationskoeffizienten in bild-/videocodierern- und/oder decodierern

Info

Publication number
ATE439704T1
ATE439704T1 AT03714994T AT03714994T ATE439704T1 AT E439704 T1 ATE439704 T1 AT E439704T1 AT 03714994 T AT03714994 T AT 03714994T AT 03714994 T AT03714994 T AT 03714994T AT E439704 T1 ATE439704 T1 AT E439704T1
Authority
AT
Austria
Prior art keywords
zero
data symbols
valued data
decoders
coding
Prior art date
Application number
AT03714994T
Other languages
English (en)
Inventor
Ragip Kurceren
Marta Karczewicz
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE439704T1 publication Critical patent/ATE439704T1/de

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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • 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
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • 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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT03714994T 2002-04-02 2003-04-02 Codierung von transformationskoeffizienten in bild-/videocodierern- und/oder decodierern ATE439704T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36950002P 2002-04-02 2002-04-02
PCT/FI2003/000253 WO2003084076A1 (en) 2002-04-02 2003-04-02 Coding transform coefficients in image / video encoder and/or decoders

Publications (1)

Publication Number Publication Date
ATE439704T1 true ATE439704T1 (de) 2009-08-15

Family

ID=28675579

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03714994T ATE439704T1 (de) 2002-04-02 2003-04-02 Codierung von transformationskoeffizienten in bild-/videocodierern- und/oder decodierern

Country Status (12)

Country Link
EP (1) EP1490975B1 (de)
JP (1) JP4234607B2 (de)
KR (1) KR101010722B1 (de)
CN (1) CN100521550C (de)
AT (1) ATE439704T1 (de)
AU (1) AU2003219198A1 (de)
DE (1) DE60328761D1 (de)
ES (1) ES2328916T3 (de)
MX (1) MXPA04009543A (de)
RU (1) RU2335845C2 (de)
WO (1) WO2003084076A1 (de)
ZA (1) ZA200407932B (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8401082B2 (en) 2006-03-27 2013-03-19 Qualcomm Incorporated Methods and systems for refinement coefficient coding in video compression
US8848789B2 (en) 2006-03-27 2014-09-30 Qualcomm Incorporated Method and system for coding and decoding information associated with video compression
RU2406259C2 (ru) * 2006-03-27 2010-12-10 Квэлкомм Инкорпорейтед Способы и системы для кодирования уточняющих коэффициентов при сжатии видеоданных
US7778472B2 (en) 2006-03-27 2010-08-17 Qualcomm Incorporated Methods and systems for significance coefficient coding in video compression
KR101345868B1 (ko) * 2006-05-09 2014-01-15 인터디지탈 테크날러지 코포레이션 범용 지상 무선 액세스를 위한 가변 피드백
US8599926B2 (en) 2006-10-12 2013-12-03 Qualcomm Incorporated Combined run-length coding of refinement and significant coefficients in scalable video coding enhancement layers
US8325819B2 (en) 2006-10-12 2012-12-04 Qualcomm Incorporated Variable length coding table selection based on video block type for refinement coefficient coding
US8565314B2 (en) 2006-10-12 2013-10-22 Qualcomm Incorporated Variable length coding table selection based on block type statistics for refinement coefficient coding
US9319700B2 (en) 2006-10-12 2016-04-19 Qualcomm Incorporated Refinement coefficient coding based on history of corresponding transform coefficient values
RU2426227C2 (ru) * 2006-11-14 2011-08-10 Квэлкомм Инкорпорейтед Кодирование кодов переменной длины с эффективным использованием памяти
US8467449B2 (en) * 2007-01-08 2013-06-18 Qualcomm Incorporated CAVLC enhancements for SVC CGS enhancement layer coding
US7702633B2 (en) 2007-03-05 2010-04-20 Microsoft Corporation Previews providing viewable regions for protected electronic documents
US8938009B2 (en) 2007-10-12 2015-01-20 Qualcomm Incorporated Layered encoded bitstream structure
BRPI0818444A2 (pt) 2007-10-12 2016-10-11 Qualcomm Inc codificação adaptativa de informação de cabeçalho de bloco de vídeo
JP5439475B2 (ja) 2008-05-06 2014-03-12 コーニンクレッカ フィリップス エヌ ヴェ 発される光にデータを組み込む光モジュール、照明システム及び方法
RU2420021C2 (ru) * 2009-03-24 2011-05-27 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ сжатия изображений и видеопоследовательностей
KR101624649B1 (ko) * 2009-08-14 2016-05-26 삼성전자주식회사 계층적인 부호화 블록 패턴 정보를 이용한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
CN102195760A (zh) * 2010-03-16 2011-09-21 松下电器产业株式会社 无线通信系统、基站、终端及码本生成方法
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치
US9369736B2 (en) 2010-04-05 2016-06-14 Samsung Electronics Co., Ltd. Low complexity entropy-encoding/decoding method and apparatus
WO2011126282A2 (en) 2010-04-05 2011-10-13 Samsung Electronics Co., Ltd. Method and apparatus for encoding video by using transformation index, and method and apparatus for decoding video by using transformation index
US9049450B2 (en) 2010-04-05 2015-06-02 Samsung Electronics Co., Ltd. Method and apparatus for encoding video based on internal bit depth increment, and method and apparatus for decoding video based on internal bit depth increment
US8410959B2 (en) * 2010-04-09 2013-04-02 Qualcomm, Incorporated Variable length codes for coding of video data
CN103069801B (zh) * 2010-07-06 2016-06-01 诺基亚技术有限公司 用于确定在语法元素与用于可变长度编码的码字之间的映射的方法和装置
CA2813898C (en) 2010-10-07 2017-05-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for level estimation of coded audio frames in a bit stream domain
US20120114034A1 (en) * 2010-11-08 2012-05-10 Mediatek Inc. Method and Apparatus of Delta Quantization Parameter Processing for High Efficiency Video Coding
US9490839B2 (en) 2011-01-03 2016-11-08 Qualcomm Incorporated Variable length coding of video block coefficients
CN102685503B (zh) * 2011-03-10 2014-06-25 华为技术有限公司 变换系数的编码方法、变换系数的解码方法，和装置
US9516316B2 (en) 2011-06-29 2016-12-06 Qualcomm Incorporated VLC coefficient coding for large chroma block
US9826238B2 (en) 2011-06-30 2017-11-21 Qualcomm Incorporated Signaling syntax elements for transform coefficients for sub-sets of a leaf-level coding unit
US9338456B2 (en) 2011-07-11 2016-05-10 Qualcomm Incorporated Coding syntax elements using VLC codewords
RU2477891C1 (ru) * 2011-09-02 2013-03-20 Открытое акционерное общество "Концерн радиостроения "Вега" Способ обнаружения модификации электронного изображения (варианты)
MX2013009066A (es) * 2011-12-15 2013-10-01 Panasonic Corp Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de codificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion y decodificacion de imagenes.
EP2840792A4 (de) 2012-04-16 2016-03-16 Korea Electronics Telecomm Codierungsverfahren und decodierungsverfahren sowie vorrichtung damit
TWI450230B (zh) * 2012-05-22 2014-08-21 Hanking Digital Tec Co Ltd 同步教學系統
RU2504027C1 (ru) * 2012-07-03 2014-01-10 Государственное казенное образовательное учреждение высшего профессионального образования Академия Федеральной службы охраны Российской Федерации (Академия ФСО России) Способ создания кодовой книги и поиска в ней при векторном квантовании данных
JP6969876B2 (ja) 2016-02-29 2021-11-24 メディセル・アーゲー 伝動機構、特に歯車列を有するインジェクタ
CN113810712B (zh) 2016-04-29 2025-04-25 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
CN112070866B (zh) * 2019-06-11 2024-07-02 腾讯科技（深圳）有限公司 动画数据编码、解码方法、装置、存储介质和计算机设备
CN112399181B (zh) 2019-08-19 2022-08-26 华为技术有限公司 图像编解码的方法、装置和存储介质
CN112564713B (zh) * 2020-11-30 2023-09-19 福州大学 高效率低时延的动觉信号编解码器及编解码方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0162197B1 (ko) * 1992-05-30 1998-12-15 강진구 영상데이타의 가변장부호와/복호화방법 및 장치
TW224553B (en) * 1993-03-01 1994-06-01 Sony Co Ltd Method and apparatus for inverse discrete consine transform and coding/decoding of moving picture
US6023296A (en) * 1997-07-10 2000-02-08 Sarnoff Corporation Apparatus and method for object based rate control in a coding system
GB2332127B (en) * 1997-12-08 2003-05-07 Daewoo Electronics Co Ltd Variable-length coding method and apparatus thereof
US6166664A (en) * 1998-08-26 2000-12-26 Intel Corporation Efficient data structure for entropy encoding used in a DWT-based high performance image compression

Also Published As

Publication number Publication date
HK1082125A1 (zh) 2006-05-26
KR101010722B1 (ko) 2011-01-24
MXPA04009543A (es) 2005-01-25
CN1656690A (zh) 2005-08-17
ZA200407932B (en) 2006-03-29
JP2005522084A (ja) 2005-07-21
DE60328761D1 (de) 2009-09-24
WO2003084076A1 (en) 2003-10-09
EP1490975A1 (de) 2004-12-29
RU2335845C2 (ru) 2008-10-10
AU2003219198A1 (en) 2003-10-13
CN100521550C (zh) 2009-07-29
EP1490975B1 (de) 2009-08-12
RU2004131857A (ru) 2005-04-20
JP4234607B2 (ja) 2009-03-04
ES2328916T3 (es) 2009-11-19
KR20040099391A (ko) 2004-11-26

Similar Documents

Publication Publication Date Title
ATE439704T1 (de) Codierung von transformationskoeffizienten in bild-/videocodierern- und/oder decodierern
WO2004023703A3 (en) Encoding and decoding of digital data using cues derivable at a decoder
MXPA04007054A (es) Codificacion adaptable de longitud variable.
BRPI0417576A (pt) método e sistema para comprimir um bloco de imagem, para codificar uma imagem, para processar uma representação comprimida de um bloco de imagem, e para decodificar uma imagem codificada, e, representação de sinal de um bloco de imagem
EA201070630A1 (ru) Устройство и способ обработки данных, а также кодирующее устройство и способ кодирования
WO2007008012A3 (en) Apparatus and method of processing an audio signal
GB2563419A8 (en) Polar decoder, communication unit, integrated circuit and method therefor
CA2419521A1 (en) System and method for using pattern vectors for video and image coding and decoding
EP2200023A3 (de) Mehrkanalsignalkodierungsverfahren und Vorrichtung und Programm für die Verfahren sowie ein Aufzeichnungsmedium mit dem darauf gespeicherten Programm
WO2003094355A3 (de) Verfahren und anordnung zur arithmetischen enkodierung und dekodierung von binären zuständen sowie ein entsprechendes computerprogramm und ein entsprechendes computerlesbares speichermedium
WO2002037687A3 (en) Method of performing huffman decoding
BRPI0418954A (pt) codificação e decodificação de sinais baseadas em contexto
SA524462262B1 (ar) جهاز تشفير فيديو، جهاز فك تشفير فيديو، طرق لتشفير وفك تشفير وتدفق بيانات الفيديو لتحقيق مفاهيم تشفير فيديو متقدمة
EP4336503A3 (de) Audiocodierer, audiodecodierer, verfahren und computerprogramme zur anpassung einer codierung und decodierung von am wenigsten signifikanten bits
WO2003028285A3 (de) Verfahren zur ver- und entschlüsselung von kommunikationsdaten
ATE412271T1 (de) Verfahren und system der kombination von codes bei einem äusseren decoder in einem kommunikationssystem
AU2016250440A1 (en) Method for coding video quantization parameter and method for decoding video quantization parameter
KR101605397B1 (ko) 영상 양자화 파라미터 부호화 방법 및 영상 양자화 파라미터 복호 방법
TW200518477A (en) Encoding method and apparatus for cross interleaved cyclic codes
DE60316537D1 (de) Verfahren zur Dekodierung von Kodes variabler Länge sowie entsprechender Empfänger
AU2015252148B2 (en) Image quantization parameter encoding method and image quantization parameter decoding method
TW200705824A (en) Efficient decoding
TW200625954A (en) Video playback apparatus and video playback method
WO2004006582A3 (de) Verfahren zur ver- und entschlüsselung von nach dem verfahren der priorisierten pixelübertragung übertragenen oder gespeicherten digitalen daten
ATE395750T1 (de) Skalierbare codierung von bildinformation, insbesondere videobildinformation

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties