JP2017537491A - 改善された転置バッファを有するスケーラブルな変換ハードウェアアーキテクチャ - Google Patents

改善された転置バッファを有するスケーラブルな変換ハードウェアアーキテクチャ Download PDF

Info

Publication number
JP2017537491A
JP2017537491A JP2017517250A JP2017517250A JP2017537491A JP 2017537491 A JP2017537491 A JP 2017537491A JP 2017517250 A JP2017517250 A JP 2017517250A JP 2017517250 A JP2017517250 A JP 2017517250A JP 2017537491 A JP2017537491 A JP 2017537491A
Authority
JP
Japan
Prior art keywords
input
buffer
conversion
values
block
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
JP2017517250A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017537491A5 (enExample
Inventor
ミシュラ、アシシュ
クマー、ビカシュ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 JP2017537491A publication Critical patent/JP2017537491A/ja
Publication of JP2017537491A5 publication Critical patent/JP2017537491A5/ja
Ceased legal-status Critical Current

Links

Images

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
    • H04N19/60—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]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
    • 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
    • H04N19/423—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 characterised by memory 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
    • H04N19/42—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
    • H04N19/423—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 characterised by memory arrangements
    • H04N19/426—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 characterised by memory arrangements using memory downsizing methods
    • H04N19/427—Display on the fly, e.g. simultaneous writing to and reading from decoding 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
    • H04N19/44—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
    • H04N19/60—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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Discrete Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2017517250A 2014-10-01 2015-08-19 改善された転置バッファを有するスケーラブルな変換ハードウェアアーキテクチャ Ceased JP2017537491A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/503,920 US10356440B2 (en) 2014-10-01 2014-10-01 Scalable transform hardware architecture with improved transpose buffer
US14/503,920 2014-10-01
PCT/US2015/045880 WO2016053495A1 (en) 2014-10-01 2015-08-19 Scalable transform hardware architecture with improved transpose buffer

Publications (2)

Publication Number Publication Date
JP2017537491A true JP2017537491A (ja) 2017-12-14
JP2017537491A5 JP2017537491A5 (enExample) 2018-09-13

Family

ID=54066191

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017517250A Ceased JP2017537491A (ja) 2014-10-01 2015-08-19 改善された転置バッファを有するスケーラブルな変換ハードウェアアーキテクチャ

Country Status (5)

Country Link
US (1) US10356440B2 (enExample)
EP (1) EP3202149A1 (enExample)
JP (1) JP2017537491A (enExample)
CN (1) CN106688234B (enExample)
WO (1) WO2016053495A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10666974B2 (en) * 2014-11-12 2020-05-26 Hfi Innovation Inc. Methods of escape pixel coding in index map coding
EP3453181B1 (en) * 2016-05-04 2025-10-29 Sharp Kabushiki Kaisha Methods and apparatuses for coding transform data
KR102414583B1 (ko) * 2017-03-23 2022-06-29 삼성전자주식회사 머신 러닝을 수행하는 전자 장치 및 머신 러닝 수행 방법
BR112022004606A2 (pt) * 2019-09-12 2022-05-31 Bytedance Inc Método de processamento de vídeo, aparelho para processar dados de vídeo e meios de armazenamento e de gravação não transitórios legíveis por computador
US11683498B2 (en) 2021-08-13 2023-06-20 Meta Platforms, Inc. Hardware pipelines for rate-distortion optimization (RDO) that support multiple codecs
WO2023019001A1 (en) * 2021-08-13 2023-02-16 Meta Platforms, Inc. Hardware pipelines for rate–distortion optimization (rdo) that support multiple codecs
US11647227B2 (en) * 2021-08-16 2023-05-09 Nvidia Corporation Efficient transforms and transposes for rate-distortion optimization and reconstruction in video encoders
CN116366858A (zh) * 2023-03-03 2023-06-30 阿里巴巴（中国）有限公司 转置电路、电子元件及电子设备

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07200539A (ja) * 1993-12-28 1995-08-04 Matsushita Electric Ind Co Ltd 二次元ｄｃｔ演算装置
JPH08305819A (ja) * 1995-04-28 1996-11-22 Hitachi Ltd ２次元直交変換演算装置

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464726A (en) * 1981-09-08 1984-08-07 Massachusetts Institute Of Technology Charge domain parallel processing network
US4791598A (en) * 1987-03-24 1988-12-13 Bell Communications Research, Inc. Two-dimensional discrete cosine transform processor
US5299025A (en) * 1989-10-18 1994-03-29 Ricoh Company, Ltd. Method of coding two-dimensional data by fast cosine transform and method of decoding compressed data by inverse fast cosine transform
US5594812A (en) * 1990-04-19 1997-01-14 Ricoh Corporation Apparatus and method for compressing still images
US5875266A (en) * 1990-07-31 1999-02-23 Fujitsu Limited Image data processing a method and apparatus
US5345408A (en) * 1993-04-19 1994-09-06 Gi Corporation Inverse discrete cosine transform processor
US5583803A (en) * 1993-12-27 1996-12-10 Matsushita Electric Industrial Co., Ltd. Two-dimensional orthogonal transform processor
US5550765A (en) * 1994-05-13 1996-08-27 Lucent Technologies Inc. Method and apparatus for transforming a multi-dimensional matrix of coefficents representative of a signal
US5867414A (en) * 1994-08-17 1999-02-02 Industrial Technology Research Institute Compact pipelined matrix multiplier utilizing encoding and shifting circuit configurations
US5805482A (en) * 1995-10-20 1998-09-08 Matsushita Electric Corporation Of America Inverse discrete cosine transform processor having optimum input structure
US5818532A (en) * 1996-05-03 1998-10-06 Lsi Logic Corporation Micro architecture of video core for MPEG-2 decoder
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
JP3466032B2 (ja) * 1996-10-24 2003-11-10 富士通株式会社 動画像符号化装置および復号化装置
TW364269B (en) * 1998-01-02 1999-07-11 Winbond Electronic Corp Discreet cosine transform/inverse discreet cosine transform circuit
US6757343B1 (en) * 1999-06-16 2004-06-29 University Of Southern California Discrete wavelet transform system architecture design using filterbank factorization
US6507614B1 (en) * 1999-10-19 2003-01-14 Sony Corporation Efficient de-quantization in a digital video decoding process using a dynamic quantization matrix for parallel computations
US7292730B1 (en) * 1999-12-09 2007-11-06 Intel Corporation Two-dimensional inverse discrete cosine transforming
KR100754167B1 (ko) 2004-10-06 2007-09-03 삼성전자주식회사 다양한 크기의 블록에 대한 변환/역변환 방법 및 그 장치
US20060104521A1 (en) * 2004-11-15 2006-05-18 Shu-Wen Teng Image processing devices and methods
US7730116B2 (en) * 2004-12-14 2010-06-01 Stmicroelectronics, Inc. Method and system for fast implementation of an approximation of a discrete cosine transform
JP4804107B2 (ja) * 2004-12-14 2011-11-02 キヤノン株式会社 画像符号化装置、画像符号化方法及びそのプログラム
CN101223789A (zh) 2005-07-15 2008-07-16 松下电器产业株式会社 图像编码装置以及图像编码方法
US20070047655A1 (en) * 2005-08-26 2007-03-01 Vannerson Eric F Transpose buffering for video processing
US7983335B2 (en) * 2005-11-02 2011-07-19 Broadcom Corporation AVC I—PCM data handling and inverse transform in a video decoder
US8654833B2 (en) 2007-09-26 2014-02-18 Qualcomm Incorporated Efficient transformation techniques for video coding
US8977064B2 (en) 2008-02-13 2015-03-10 Qualcomm Incorporated Rotational transcoding for JPEG or other coding standards
US9131210B2 (en) * 2012-03-16 2015-09-08 Texas Instruments Incorporated Low-complexity two-dimensional (2D) separable transform design with transpose buffer management
US9538174B2 (en) * 2012-08-10 2017-01-03 Mediatek Inc. Method and apparatus for inverse scan of transform coefficients in HEVC
JP2014078891A (ja) 2012-10-11 2014-05-01 Canon Inc 画像処理装置、画像処理方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07200539A (ja) * 1993-12-28 1995-08-04 Matsushita Electric Ind Co Ltd 二次元ｄｃｔ演算装置
JPH08305819A (ja) * 1995-04-28 1996-11-22 Hitachi Ltd ２次元直交変換演算装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JCTVC-D071, vol. 第3版, JPN6019027002, 22 January 2011 (2011-01-22), ISSN: 0004074551 *

Also Published As

Publication number Publication date
EP3202149A1 (en) 2017-08-09
CN106688234B (zh) 2019-10-25
US20160100193A1 (en) 2016-04-07
US10356440B2 (en) 2019-07-16
CN106688234A (zh) 2017-05-17
WO2016053495A1 (en) 2016-04-07

Similar Documents

Publication Publication Date Title
US10091530B2 (en) Pipelined intra-prediction hardware architecture for video coding
CN103609123B (zh) 统一合并模式和自适应运动向量预测模式候选者选择
JP6284954B2 (ja) イントラ予測のためのモード決定の簡略化
US9756360B2 (en) Coefficient scanning in video coding
TWI520584B (zh) 用信號發送用於一葉層級編碼單元之子集的轉換係數的語法元素
CN106688234B (zh) 用于图像变换的处理器系统、视频编解码器和方法
JP5259828B2 (ja) ４×４および８×８よりも大きい変換を使用するビデオ符号化
US20110249754A1 (en) Variable length coding of coded block pattern (cbp) in video compression
JP2018110425A (ja) ビデオコード化における低遅延バッファリングモデル
CN104125466B (zh) 一种基于gpu的hevc并行解码方法
US20130028329A1 (en) Device and methods for scanning rectangular-shaped transforms in video coding
JP2015156647A (ja) マッピングされた変換と走査モードとを使用するビデオコード化
JP2017513342A (ja) ゼロアウトされた係数を使用した低複雑な順変換のためのシステムおよび方法
KR20100101693A (ko) 수평 및 수직 대칭에 기초한 필터 계수들의 비디오 코딩
CN118101967B (zh) 用于视频编解码的位置相关空间变化变换的方法
US20120163460A1 (en) Sub-pixel interpolation for video coding
JP2025111416A (ja) 参照ダウンサンプリングありの動き補償補間のためのフィルタ
CN120614452A (zh) 视频数据的无损编码
JP6121412B2 (ja) Ｖｌｃコードワードを使用したシンタックス要素のコーディング
CN113170141A (zh) 帧间预测方法和相关装置
JP2014230031A (ja) 画像符号化装置、及び画像符号化プログラム

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170609

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170612

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180802

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20180802

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20190625

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20190716

A045 Written measure of dismissal of application [lapsed due to lack of payment]

Free format text: JAPANESE INTERMEDIATE CODE: A045

Effective date: 20191126