IN2014MN01848A - - Google Patents

Download PDF

Info

Publication number
IN2014MN01848A
IN2014MN01848A IN1848MUN2014A IN2014MN01848A IN 2014MN01848 A IN2014MN01848 A IN 2014MN01848A IN 1848MUN2014 A IN1848MUN2014 A IN 1848MUN2014A IN 2014MN01848 A IN2014MN01848 A IN 2014MN01848A
Authority
IN
India
Prior art keywords
classification
filter
disclosure
adaptive
regions
Prior art date
Application number
Other languages
English (en)
Inventor
In Suk Chong
Marta Karczewicz
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 IN2014MN01848A publication Critical patent/IN2014MN01848A/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
    • H04N19/169—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
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • 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
    • 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
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IN1848MUN2014 2012-04-09 2013-04-09 IN2014MN01848A (enrdf_load_html_response)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261621931P 2012-04-09 2012-04-09
US13/858,899 US9445088B2 (en) 2012-04-09 2013-04-08 LCU-based adaptive loop filtering for video coding
PCT/US2013/035802 WO2013155084A1 (en) 2012-04-09 2013-04-09 Lcu-based adaptive loop filtering for video coding

Publications (1)

Publication Number Publication Date
IN2014MN01848A true IN2014MN01848A (enrdf_load_html_response) 2015-07-03

Family

ID=49292277

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1848MUN2014 IN2014MN01848A (enrdf_load_html_response) 2012-04-09 2013-04-09

Country Status (6)

Country Link
US (1) US9445088B2 (enrdf_load_html_response)
EP (1) EP2837179A1 (enrdf_load_html_response)
JP (2) JP2015515829A (enrdf_load_html_response)
CN (1) CN104396247B (enrdf_load_html_response)
IN (1) IN2014MN01848A (enrdf_load_html_response)
WO (1) WO2013155084A1 (enrdf_load_html_response)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2842322A1 (en) * 2012-04-24 2015-03-04 Telefonaktiebolaget LM Ericsson (Publ) Encoding and deriving parameters for coded multi-layer video sequences
GB2509707B (en) * 2013-01-04 2016-03-16 Canon Kk A method, device, computer program, and information storage means for encoding or decoding a video sequence
KR102298599B1 (ko) 2014-04-29 2021-09-03 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 샘플 적응 오프셋 필터링에 대한 인코더측 결정
US20150365703A1 (en) * 2014-06-13 2015-12-17 Atul Puri System and method for highly content adaptive quality restoration filtering for video coding
US10057574B2 (en) * 2015-02-11 2018-08-21 Qualcomm Incorporated Coding tree unit (CTU) level adaptive loop filter (ALF)
US10701383B2 (en) 2015-06-16 2020-06-30 Lg Electronics Inc. Method for encoding/decoding image and device for same
US10602140B2 (en) 2015-06-18 2020-03-24 Lg Electronics, Inc. Method and device for filtering image using filter bank in image coding system
CN105049846B (zh) * 2015-08-14 2019-05-21 广东中星微电子有限公司 图像和视频编解码的方法和设备
US10382766B2 (en) * 2016-05-09 2019-08-13 Qualcomm Incorporated Signalling of filtering information
US20180041778A1 (en) * 2016-08-02 2018-02-08 Qualcomm Incorporated Geometry transformation-based adaptive loop filtering
EP3529986A1 (en) 2016-12-23 2019-08-28 Huawei Technologies Co., Ltd. Low complexity mixed domain collaborative in-loop filter for lossy video coding
WO2018117895A1 (en) 2016-12-23 2018-06-28 Huawei Technologies Co., Ltd Mixed domain collaborative in-loop filter for lossy video coding
EP3529985A1 (en) 2016-12-23 2019-08-28 Huawei Technologies Co., Ltd. Mixed domain collaborative post filter for lossy still image coding
DE112017006638B4 (de) 2016-12-28 2023-05-11 Arris Enterprises Llc Verbesserte Videobitstromkodierung
US10638126B2 (en) * 2017-05-05 2020-04-28 Qualcomm Incorporated Intra reference filter for video coding
CN107071496B (zh) * 2017-05-14 2020-01-17 北京工业大学 一种h.265/hevc帧间编码单元深度快速选择方法
BR112020008896A2 (pt) 2017-11-07 2020-10-20 Huawei Technologies Co., Ltd. filtro de interpolação para um aparelho e método de interpredição para codificação de vídeo
WO2019093919A1 (en) 2017-11-13 2019-05-16 Huawei Technologies Co., Ltd In-loop filter apparatus and method for video coding
US11290715B2 (en) 2017-11-29 2022-03-29 Electronics And Telecommunications Research Institute Image encoding/decoding method and device employing in-loop filtering
GB2582029A (en) * 2019-03-08 2020-09-09 Canon Kk An adaptive loop filter
US11159791B2 (en) * 2019-03-16 2021-10-26 Mediatek Inc. Method and apparatus for signaling adaptive loop filter parameters in video coding
CN120263967A (zh) * 2019-07-08 2025-07-04 Lg电子株式会社 解码设备、编码设备和数据发送设备
EP4588245A1 (en) * 2022-09-16 2025-07-23 MediaTek Inc. Method and apparatus for adaptive loop filter with non-sample taps for video coding

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8638852B2 (en) * 2008-01-08 2014-01-28 Qualcomm Incorporated Video coding of filter coefficients based on horizontal and vertical symmetry
KR101591825B1 (ko) * 2008-03-27 2016-02-18 엘지전자 주식회사 비디오 신호의 인코딩 또는 디코딩 방법 및 장치
US8326075B2 (en) * 2008-09-11 2012-12-04 Google Inc. System and method for video encoding using adaptive loop filter
US9143803B2 (en) * 2009-01-15 2015-09-22 Qualcomm Incorporated Filter prediction based on activity metrics in video coding
EP2262267A1 (en) * 2009-06-10 2010-12-15 Panasonic Corporation Filter coefficient coding scheme for video coding
US20120300850A1 (en) 2010-02-02 2012-11-29 Alex Chungku Yie Image encoding/decoding apparatus and method
US20110222608A1 (en) * 2010-03-15 2011-09-15 Yongying Gao Localized in-loop filtering with multiple filters in hybrid video coding
WO2011127961A1 (en) 2010-04-13 2011-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. Adaptive image filtering method and apparatus
US9094658B2 (en) * 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
WO2011146105A1 (en) 2010-05-17 2011-11-24 Technicolor Usa, Inc. Methods and apparatus for adaptive directional filter for video restoration
RU2580021C2 (ru) 2010-07-21 2016-04-10 Телефонактиеболагет Л М Эрикссон (Пабл) Кодирование и декодирование изображений
US20120039383A1 (en) * 2010-08-12 2012-02-16 Mediatek Inc. Coding unit synchronous adaptive loop filter flags
US20120044986A1 (en) * 2010-08-17 2012-02-23 Qualcomm Incorporated Low complexity adaptive filter
US9001883B2 (en) * 2011-02-16 2015-04-07 Mediatek Inc Method and apparatus for slice common information sharing
CN105120271B (zh) 2011-04-21 2018-05-15 寰发股份有限公司 视频编解码方法与装置
US9747255B2 (en) 2011-05-13 2017-08-29 Texas Instruments Incorporated Inverse transformation using pruning for video coding

Also Published As

Publication number Publication date
EP2837179A1 (en) 2015-02-18
US9445088B2 (en) 2016-09-13
JP2015515829A (ja) 2015-05-28
JP2018078569A (ja) 2018-05-17
CN104396247B (zh) 2017-09-08
CN104396247A (zh) 2015-03-04
US20130266059A1 (en) 2013-10-10
WO2013155084A1 (en) 2013-10-17

Similar Documents

Publication Publication Date Title
IN2014MN01848A (enrdf_load_html_response)
MX2014002529A (es) Decisiones de filtro de desbloqueo complejas bajas.
ZA201208291B (en) Method and apparatus for encoding video by performing in-loop filtering based on tree-structured data unit,and method and apparatus for decoding video video by performing the same
MY167114A (en) Multi-metric filtering
PH12014502225A1 (en) Low-delay video buffering in video coding
MY163146A (en) Image processing device and image processing method
MY174587A (en) Image processing device and image processing method
ZA201208461B (en) Video encoding method and video encoding apparatus and video decoding method and video decoding apparatus,which perform deblocking filtering based on treestructure encoding units
PL3128755T3 (pl) Sposób i urządzenie do filtrowania obrazów oraz sposób i urządzenie do kodowania/dekodowania z ich zastosowaniem
SG11201700676TA (en) Video encoding method using in-loop filter parameter prediction and apparatus therefor, and video decoding method and apparatus therefor
EP3021588A4 (en) Video encoding method and apparatus therefor using modification vector inducement, video decoding method and apparatus therefor
PH12013502544B1 (en) Signaling syntax elements for transform coefficients for sub-sets of a leaf-level coding unit
MX352965B (es) Aparato para procesamiento de imagen y método para procesamiento de imagen.
WO2015035449A8 (en) Method, apparatus and system for encoding and decoding video data
EP4250727A3 (en) Method and apparatus for the signaling of lossless video coding
IL244213A0 (en) Method and arrangement for video conversion using state or motion type filtering information or while wrapping
WO2012144830A3 (en) Methods and apparatuses for encoding and decoding image using adaptive filtering
MX357564B (es) Indicación de procesamiento en paralelo en codificación de video.
MX340433B (es) Metodo de codificacion de imagenes de video, dispositivo de codificacion de imagenes de video, metodo de decodificacion de imagenes de video, dispositivo de decodificacion de imagenes de video y dispositivo de codificacion/decodificacion de imagenes de video.
SG10201906914WA (en) Image decoding device, image encoding device, image decoding method, and image encoding method
JP2014187704A5 (enrdf_load_html_response)
WO2011126284A3 (en) Method and apparatus for encoding video by using adaptive prediction filtering, method and apparatus for decoding video by using adaptive prediction filtering
MX365273B (es) Dispositivo y método de codificación de imagen, y dispositivo y método de decodificación de imagen.
MX2016005254A (es) Metodo y dispositivo para codificar/descodificar una señal de video de multicapa.
IL287900A (en) Shear metrics coding for an adaptive loop filter in video coding