JP6285025B2 - 水平および垂直変換の並行処理 - Google Patents

水平および垂直変換の並行処理 Download PDF

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JP6285025B2
JP6285025B2 JP2016525378A JP2016525378A JP6285025B2 JP 6285025 B2 JP6285025 B2 JP 6285025B2 JP 2016525378 A JP2016525378 A JP 2016525378A JP 2016525378 A JP2016525378 A JP 2016525378A JP 6285025 B2 JP6285025 B2 JP 6285025B2
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JP2016526854A5 (enExample
JP2016526854A (ja
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シェ、チェン−テ
ゲ、フェン
モハン、スミト
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/42—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
    • H04N19/436—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 using parallelised computational arrangements
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/60—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]

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2016525378A 2013-07-12 2014-07-01 水平および垂直変換の並行処理 Expired - Fee Related JP6285025B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/940,474 US9554152B2 (en) 2013-07-12 2013-07-12 Concurrent processing of horizontal and vertical transforms
US13/940,474 2013-07-12
PCT/US2014/045122 WO2015006107A1 (en) 2013-07-12 2014-07-01 Concurrent processing of horizontal and vertical transforms

Related Child Applications (1)

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JP2017221778A Division JP2018078572A (ja) 2013-07-12 2017-11-17 水平および垂直変換の並行処理

Publications (3)

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JP2016526854A JP2016526854A (ja) 2016-09-05
JP2016526854A5 JP2016526854A5 (enExample) 2017-03-30
JP6285025B2 true JP6285025B2 (ja) 2018-02-28

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JP2016525378A Expired - Fee Related JP6285025B2 (ja) 2013-07-12 2014-07-01 水平および垂直変換の並行処理
JP2017221778A Pending JP2018078572A (ja) 2013-07-12 2017-11-17 水平および垂直変換の並行処理

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JP2017221778A Pending JP2018078572A (ja) 2013-07-12 2017-11-17 水平および垂直変換の並行処理

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US (1) US9554152B2 (enExample)
EP (1) EP3020197A1 (enExample)
JP (2) JP6285025B2 (enExample)
KR (1) KR20160032111A (enExample)
CN (1) CN105556973A (enExample)
WO (1) WO2015006107A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HRP20230003T1 (hr) * 2010-12-22 2023-02-17 Lg Electronics Inc. Postupak internog predviđanja i uređaj koji upotrebljava navedeni postupak
US9813737B2 (en) * 2013-09-19 2017-11-07 Blackberry Limited Transposing a block of transform coefficients, based upon an intra-prediction mode
US11093635B2 (en) * 2016-05-05 2021-08-17 The Johns Hopkins University Apparatus and method for private information retrieval
GB2554680B (en) * 2016-10-03 2020-04-01 Advanced Risc Mach Ltd Selecting encoding options
US10328386B2 (en) * 2017-05-18 2019-06-25 Uop Llc Co-cast thin film composite flat sheet membranes for gas separations and olefin/paraffin separations
GB2567835B (en) 2017-10-25 2020-11-18 Advanced Risc Mach Ltd Selecting encoding options
US10298895B1 (en) * 2018-02-15 2019-05-21 Wipro Limited Method and system for performing context-based transformation of a video
US20220329835A1 (en) * 2022-06-29 2022-10-13 Intel Corporation Methods and apparatus to implement predictor prefetching in video encoding
US20250005702A1 (en) * 2023-06-30 2025-01-02 Omron Corporation State Managed Asynchronous Runtime

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05101031A (ja) * 1991-10-09 1993-04-23 Nec Corp ニユーラルネツトワーク装置
SG45281A1 (en) * 1992-06-26 1998-01-16 Discovision Ass Method and arrangement for transformation of signals from a frequency to a time domain
JPH0660108A (ja) * 1992-08-07 1994-03-04 Fujitsu Ltd 離散コサイン／逆離散コサイン変換器
US6112219A (en) 1993-09-23 2000-08-29 Realnetworks, Inc. Method and apparatus for performing fast discrete cosine transforms and fast inverse discrete cosine transforms using look-up tables
JPH07200539A (ja) * 1993-12-28 1995-08-04 Matsushita Electric Ind Co Ltd 二次元ｄｃｔ演算装置
US6026217A (en) * 1996-06-21 2000-02-15 Digital Equipment Corporation Method and apparatus for eliminating the transpose buffer during a decomposed forward or inverse 2-dimensional discrete cosine transform through operand decomposition storage and retrieval
AU6756500A (en) 1999-08-02 2001-02-19 Steven G. Morton Video digital signal processor chip
JP2001128177A (ja) * 1999-11-01 2001-05-11 Matsushita Electric Ind Co Ltd ２次元直交変換方法
US20010016010A1 (en) * 2000-01-27 2001-08-23 Lg Electronics Inc. Apparatus for receiving digital moving picture
KR100735233B1 (ko) * 2005-02-25 2007-07-03 삼성전자주식회사 개인방송 서비스 제공 시스템
US8654833B2 (en) 2007-09-26 2014-02-18 Qualcomm Incorporated Efficient transformation techniques for video coding
JP2009272727A (ja) * 2008-04-30 2009-11-19 Toshiba Corp 予測誤差の方向性に基づく変換方法、画像符号化方法及び画像復号化方法
JP2010122850A (ja) * 2008-11-19 2010-06-03 Muroran Institute Of Technology 行列方程式計算装置および行列方程式計算方法
TW201136319A (en) * 2009-08-06 2011-10-16 Panasonic Corp Encoding method, decoding method, encoding device and decoding device
KR101982819B1 (ko) * 2010-09-28 2019-05-28 삼성전자주식회사 비디오의 부호화 방법 및 장치, 복호화 방법 및 장치
US8913666B2 (en) 2010-10-01 2014-12-16 Qualcomm Incorporated Entropy coding coefficients using a joint context model
US9747255B2 (en) * 2011-05-13 2017-08-29 Texas Instruments Incorporated Inverse transformation using pruning for video coding
US9756360B2 (en) 2011-07-19 2017-09-05 Qualcomm Incorporated Coefficient scanning in video coding
US9665540B2 (en) 2011-07-21 2017-05-30 Arm Limited Video decoder with a programmable inverse transform unit
JP2013110502A (ja) * 2011-11-18 2013-06-06 Sony Corp 画像処理装置及び画像処理方法

Also Published As

Publication number Publication date
US20150016536A1 (en) 2015-01-15
WO2015006107A1 (en) 2015-01-15
EP3020197A1 (en) 2016-05-18
CN105556973A (zh) 2016-05-04
JP2016526854A (ja) 2016-09-05
US9554152B2 (en) 2017-01-24
KR20160032111A (ko) 2016-03-23
JP2018078572A (ja) 2018-05-17

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