TWI562621B - Apparatus of decoding video - Google Patents

Apparatus of decoding video

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Publication number
TWI562621B
TWI562621B TW105117106A TW105117106A TWI562621B TW I562621 B TWI562621 B TW I562621B TW 105117106 A TW105117106 A TW 105117106A TW 105117106 A TW105117106 A TW 105117106A TW I562621 B TWI562621 B TW I562621B
Authority
TW
Taiwan
Prior art keywords
decoding video
decoding
video
Prior art date
Application number
TW105117106A
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English (en)
Other versions
TW201630426A (zh
Inventor
Elena Alshina
Alexander Alshin
Original Assignee
Samsung Electronics Co Ltd
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Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of TW201630426A publication Critical patent/TW201630426A/zh
Application granted granted Critical
Publication of TWI562621B publication Critical patent/TWI562621B/zh

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    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/124—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
    • H04N19/134—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
    • 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
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • 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
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    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Discrete Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Computational Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW105117106A 2011-06-30 2012-07-02 Apparatus of decoding video TWI562621B (en)

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US201161503017P 2011-06-30 2011-06-30

Publications (2)

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TW201630426A TW201630426A (zh) 2016-08-16
TWI562621B true TWI562621B (en) 2016-12-11

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TW104122356A TWI519142B (zh) 2011-06-30 2012-07-02 以對固定點轉換之位元深度控制做視訊編碼之方法與裝置以及以對固定點轉換之位元深度控制做視訊解碼之方法與裝置
TW105134887A TWI601419B (zh) 2011-06-30 2012-07-02 視訊解碼方法
TW104142194A TWI542203B (zh) 2011-06-30 2012-07-02 視訊解碼方法
TW105117106A TWI562621B (en) 2011-06-30 2012-07-02 Apparatus of decoding video
TW101123850A TWI502970B (zh) 2011-06-30 2012-07-02 以對固定點轉換之位元深度控制做視訊編碼之方法與裝置以及以對固定點轉換之位元深度控制做視訊解碼之方法與裝置

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TW104122356A TWI519142B (zh) 2011-06-30 2012-07-02 以對固定點轉換之位元深度控制做視訊編碼之方法與裝置以及以對固定點轉換之位元深度控制做視訊解碼之方法與裝置
TW105134887A TWI601419B (zh) 2011-06-30 2012-07-02 視訊解碼方法
TW104142194A TWI542203B (zh) 2011-06-30 2012-07-02 視訊解碼方法

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US (5) US9407917B2 (zh)
EP (3) EP2902918A1 (zh)
JP (3) JP2014523699A (zh)
KR (7) KR101470923B1 (zh)
CN (4) CN103765893A (zh)
AU (3) AU2012276363B2 (zh)
CA (2) CA2840939C (zh)
MX (5) MX354287B (zh)
MY (3) MY175432A (zh)
PH (4) PH12017501638B1 (zh)
RU (3) RU2620718C2 (zh)
TW (5) TWI519142B (zh)
WO (1) WO2013002619A2 (zh)
ZA (1) ZA201400703B (zh)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130004173A (ko) 2011-07-01 2013-01-09 한국항공대학교산학협력단 비디오 부호화 방법 및 복호화 방법과 이를 이용한 장치
WO2013005966A2 (ko) 2011-07-01 2013-01-10 한국전자통신연구원 비디오 부호화 방법 및 복호화 방법과 이를 이용한 장치
WO2013086724A1 (en) 2011-12-15 2013-06-20 Mediatek Singapore Pte. Ltd. Method of clippling transformed coefficients before de-quantization
US10616581B2 (en) 2012-01-19 2020-04-07 Huawei Technologies Co., Ltd. Modified coding for a transform skipped block for CABAC in HEVC
US20130188736A1 (en) 2012-01-19 2013-07-25 Sharp Laboratories Of America, Inc. High throughput significance map processing for cabac in hevc
JP6157114B2 (ja) 2012-12-28 2017-07-05 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
US9674538B2 (en) 2013-04-08 2017-06-06 Blackberry Limited Methods for reconstructing an encoded video at a bit-depth lower than at which it was encoded
US20140301447A1 (en) * 2013-04-08 2014-10-09 Research In Motion Limited Methods for reconstructing an encoded video at a bit-depth lower than at which it was encoded
US9762920B2 (en) * 2013-06-07 2017-09-12 Qualcomm Incorporated Dynamic range control of intermediate data in resampling process
AU2013206815A1 (en) 2013-07-11 2015-03-05 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data
KR101770300B1 (ko) * 2015-06-09 2017-08-22 삼성전자주식회사 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
CN105681788B (zh) * 2016-04-07 2019-05-03 中星技术股份有限公司 视频编码方法和视频编码装置
JP6868785B2 (ja) * 2016-05-13 2021-05-12 ソニーグループ株式会社 画像処理装置および方法
CN116156200A (zh) 2016-07-14 2023-05-23 三星电子株式会社 视频解码方法及其装置以及视频编码方法及其装置
JP6324590B2 (ja) * 2017-05-25 2018-05-16 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
KR20190056888A (ko) * 2017-11-17 2019-05-27 삼성전자주식회사 비디오 부호화 장치 및 방법
KR20230008911A (ko) * 2017-12-15 2023-01-16 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
WO2019135655A1 (ko) * 2018-01-08 2019-07-11 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
WO2019159696A1 (ja) * 2018-02-14 2019-08-22 ソニー株式会社 画像処理装置および方法
US11356701B2 (en) 2018-02-14 2022-06-07 Sony Corporation Image processing apparatus and image processing method
JP2018142969A (ja) * 2018-04-11 2018-09-13 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
KR102053211B1 (ko) * 2018-09-17 2019-12-06 현대트랜시스 주식회사 차일드 시트용 앵커 커버 장치
KR101982098B1 (ko) 2019-02-27 2019-05-24 주식회사 두리번 광섬유 모션 센서 및 이를 포함하는 가상/증강현실 시스템
US11457199B2 (en) 2020-06-22 2022-09-27 Electronics And Telecommunications Research Institute Method for processing immersive video and method for producing immversive video

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050231641A1 (en) * 2002-05-20 2005-10-20 Sony Corporation Video signal processing apparatus and method
US7483581B2 (en) * 2001-07-02 2009-01-27 Qualcomm Incorporated Apparatus and method for encoding digital image data in a lossless manner
US20090092330A1 (en) * 2007-10-04 2009-04-09 Samsung Electronics Co., Ltd. Method and apparatus for correcting quantized coefficients in decoder
US20090110317A1 (en) * 2007-10-24 2009-04-30 Samsung Electronics Co., Ltd. Method and apparatus for compressing image signal
US7613345B2 (en) * 2004-05-07 2009-11-03 Canon Kabushiki Kaisha Image coding apparatus and image decoding apparatus and their control methods, and computer program and computer-readable storage medium
US20100027973A1 (en) * 2008-07-29 2010-02-04 Chia-Yun Cheng Image processing circuit and method capable of performing online color space conversion

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2946612B2 (ja) * 1990-03-07 1999-09-06 松下電器産業株式会社 Ｉｄｃｔ処理装置
FR2660139B1 (fr) * 1990-03-23 1995-08-25 France Etat Procede de codage et de transmission a au moins deux niveaux de qualite d'images numeriques appartenant a une sequence d'images, et dispositifs correspondants.
US5982935A (en) * 1997-04-11 1999-11-09 National Semiconductor Corporation Method and apparatus for computing MPEG video reconstructed DCT coefficients
JP3653172B2 (ja) * 1998-03-18 2005-05-25 株式会社リコー 符号化装置、符号化方法、復号化装置及び復号化方法
CA2329725A1 (en) * 1998-05-04 1999-11-11 General Instrument Corporation Method and apparatus for inverse quantization of mpeg-4 video
JP3603000B2 (ja) 2000-02-01 2004-12-15 カネボウ株式会社 ハフマン符号化装置、ハフマン符号化方法およびハフマン符号化処理プログラムを記録した記録媒体
US7123655B2 (en) * 2001-08-09 2006-10-17 Sharp Laboratories Of America, Inc. Method for reduced bit-depth quantization
US7185037B2 (en) * 2001-08-23 2007-02-27 Texas Instruments Incorporated Video block transform
US6959116B2 (en) * 2001-09-18 2005-10-25 Emc Corporation Largest magnitude indices selection for (run, level) encoding of a block coded picture
US7242713B2 (en) 2002-05-02 2007-07-10 Microsoft Corporation 2-D transforms for image and video coding
US7269288B2 (en) 2003-07-30 2007-09-11 Mediatek Inc. Apparatus for parallel calculation of prediction bits in a spatially predicted coded block pattern and method thereof
KR20050022160A (ko) * 2003-08-26 2005-03-07 삼성전자주식회사 스케일러블 비디오 코딩 및 디코딩 방법, 및 스케일러블비디오 엔코더 및 디코더
EP2373033A3 (en) 2004-01-30 2011-11-30 Panasonic Corporation Picture coding and decoding method, apparatus, and program thereof
US20050259729A1 (en) 2004-05-21 2005-11-24 Shijun Sun Video coding with quality scalability
KR20060042295A (ko) 2004-11-09 2006-05-12 삼성전자주식회사 화상 데이터 부호화 및 복호화 방법 및 장치
WO2006054667A1 (ja) * 2004-11-17 2006-05-26 National University Corporation Shizuoka University データ圧縮伸張方法、プログラム及び装置
US7949044B2 (en) * 2005-04-12 2011-05-24 Lsi Corporation Method for coefficient bitdepth limitation, encoder and bitstream generation apparatus
CA2553473A1 (en) * 2005-07-26 2007-01-26 Wa James Tam Generating a depth map from a tw0-dimensional source image for stereoscopic and multiview imaging
RU2395174C1 (ru) * 2006-03-30 2010-07-20 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ и устройство для декодирования/кодирования сигнала видео
CN101083768B (zh) * 2006-06-02 2010-04-14 三星电子株式会社 处理视频数据的编码器和编码方法及解码器和解码方法
US8571340B2 (en) * 2006-06-26 2013-10-29 Qualcomm Incorporated Efficient fixed-point approximations of forward and inverse discrete cosine transforms
US8606023B2 (en) * 2006-06-26 2013-12-10 Qualcomm Incorporated Reduction of errors during computation of inverse discrete cosine transform
US9014280B2 (en) 2006-10-13 2015-04-21 Qualcomm Incorporated Video coding with adaptive filtering for motion compensated prediction
EP2129135B1 (en) * 2007-02-23 2012-08-15 Nippon Telegraph and Telephone Corporation Video coding intra prediction method and decoding method, their device, their program and program-recorded medium
US8401073B2 (en) 2007-03-28 2013-03-19 Panasonic Corporation Inverse quantization circuit, inverse quantization method and image reproducing apparatus
US8238428B2 (en) * 2007-04-17 2012-08-07 Qualcomm Incorporated Pixel-by-pixel weighting for intra-frame coding
KR101394153B1 (ko) 2007-12-11 2014-05-16 삼성전자주식회사 양자화 방법 및 장치, 역양자화 방법 및 장치
US8004431B2 (en) * 2008-12-09 2011-08-23 Qualcomm Incorporated Fast parsing of variable-to-fixed-length codes
US8762441B2 (en) * 2009-06-05 2014-06-24 Qualcomm Incorporated 4X4 transform for media coding
KR101474756B1 (ko) * 2009-08-13 2014-12-19 삼성전자주식회사 큰 크기의 변환 단위를 이용한 영상 부호화, 복호화 방법 및 장치
WO2011050641A1 (en) 2009-10-28 2011-05-05 Mediatek Singapore Pte. Ltd. Video coding methods and video encoders and decoders with localized weighted prediction
CN101938654B (zh) * 2010-08-17 2013-04-10 浙江大学 一种变换系数的优化量化方法及装置
US9807395B2 (en) * 2011-01-18 2017-10-31 Dolby International Ab Video decoder with reduced dynamic range transform with inverse transform shifting memory
US20120183044A1 (en) * 2011-01-18 2012-07-19 Louis Joseph Kerofsky Video decoder with reduced dynamic range transform with memory storing
US20120230395A1 (en) 2011-03-11 2012-09-13 Louis Joseph Kerofsky Video decoder with reduced dynamic range transform with quantization matricies
US20120307889A1 (en) 2011-06-01 2012-12-06 Sharp Laboratories Of America, Inc. Video decoder with dynamic range adjustments
US20130114688A1 (en) * 2011-11-07 2013-05-09 Louis Joseph Kerofsky Video Decoder with Constrained Dynamic Range

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7483581B2 (en) * 2001-07-02 2009-01-27 Qualcomm Incorporated Apparatus and method for encoding digital image data in a lossless manner
US20050231641A1 (en) * 2002-05-20 2005-10-20 Sony Corporation Video signal processing apparatus and method
US7613345B2 (en) * 2004-05-07 2009-11-03 Canon Kabushiki Kaisha Image coding apparatus and image decoding apparatus and their control methods, and computer program and computer-readable storage medium
US20090092330A1 (en) * 2007-10-04 2009-04-09 Samsung Electronics Co., Ltd. Method and apparatus for correcting quantized coefficients in decoder
US20090110317A1 (en) * 2007-10-24 2009-04-30 Samsung Electronics Co., Ltd. Method and apparatus for compressing image signal
US20100027973A1 (en) * 2008-07-29 2010-02-04 Chia-Yun Cheng Image processing circuit and method capable of performing online color space conversion

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