JP2008502975A - データ処理装置 - Google Patents
データ処理装置 Download PDFInfo
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- JP2008502975A JP2008502975A JP2007516101A JP2007516101A JP2008502975A JP 2008502975 A JP2008502975 A JP 2008502975A JP 2007516101 A JP2007516101 A JP 2007516101A JP 2007516101 A JP2007516101 A JP 2007516101A JP 2008502975 A JP2008502975 A JP 2008502975A
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- 238000000605 extraction Methods 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims description 13
- 238000007781 pre-processing Methods 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 239000000284 extract Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30003—Arrangements for executing specific machine instructions
- G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
- G06F9/30018—Bit or string instructions
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/01—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/76—Arrangements for rearranging, permuting or selecting data according to predetermined rules, independently of the content of the data
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/76—Arrangements for rearranging, permuting or selecting data according to predetermined rules, independently of the content of the data
- G06F7/762—Arrangements for rearranging, permuting or selecting data according to predetermined rules, independently of the content of the data having at least two separately controlled rearrangement levels, e.g. multistage interconnection networks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30003—Arrangements for executing specific machine instructions
- G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
- G06F9/30029—Logical and Boolean instructions, e.g. XOR, NOT
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30003—Arrangements for executing specific machine instructions
- G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
- G06F9/30036—Instructions to perform operations on packed data, e.g. vector, tile or matrix operations
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/01—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising
- G06F5/015—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising having at least two separately controlled shifting levels, e.g. using shifting matrices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
- G06F5/16—Multiplexed systems, i.e. using two or more similar devices which are alternately accessed for enqueue and dequeue operations, e.g. ping-pong buffers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/76—Arrangements for rearranging, permuting or selecting data according to predetermined rules, independently of the content of the data
- G06F7/768—Data position reversal, e.g. bit reversal, byte swapping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
-
- 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
- H04N19/184—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
- H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
-
- 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
- H04N19/42—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
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Executing Machine-Instructions (AREA)
- Complex Calculations (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
ただし、
x=4つのパックドバイトを含む32ビット値
y=抽出対象となるビットを参照する0〜7の整数
ビットプレーン抽出処理は、以下の処理を有するかもしれない。
前記データ要素のそれぞれからデータビットを選択的に抽出する抽出手段と、
結果値を提供するため、前記抽出されたデータビットを連結する連結手段と、
を有し、
前記結果値は、当該プログラマブルデータ処理装置によりさらに処理される、
ことを特徴とする装置が提供される。
x:4つのパックドバイトを含む32ビット値
y:抽出対象となるビットを参照する0〜7の整数
z:前の結果を含む32ビット値
しかしながら、本発明の他の特徴によると、図6は、当該処理が上述したソフトウェアを利用するのではなく、1つの処理を利用してハードウェアにより実行されることを可能にする構成を示す。
Claims (11)
- 各データ要素が複数のデータビットを有する複数のデータ要素を有するパックドデータビットに対してビットプレーン抽出処理を実行するタスクを含むデータ処理のためのプログラマブルデータ処理装置であって、
前記データ要素のそれぞれからデータビットを選択的に抽出する抽出手段と、
結果値を提供するため、前記抽出されたデータビットを連結する連結手段と、
を有し、
前記結果値は、当該プログラマブルデータ処理装置によりさらに処理される、
ことを特徴とする装置。 - 請求項1記載の装置であって、
前記各データ要素からデータビットを選択的に抽出する抽出手段は、前記データ要素のそれぞれからあるデータビットを選択するよう構成される複数の乗算器を有することを特徴とする装置。 - 請求項2記載の装置であって、
前記乗算器は、各レベルが所望のビットが選択されるまで各データ要素のビット数をnからn/2に選択的に低減する複数のレベルにより構成されることを特徴とする装置。 - 請求項1記載の装置であって、
前記抽出手段は、前記データ要素のそれぞれから複数のデータビットを選択するよう構成されることを特徴とする装置。 - 請求項1乃至4何れか一項記載の装置であって、
各データ要素は、データバイトを有し、
当該装置は、前記複数のデータバイトのそれぞれから所定のデータビットを抽出するよう構成される、
ことを特徴とする装置。 - 請求項1記載の装置であって、さらに、
当該プログラマブルデータ処理装置による以降の処理前に、前記結果値のデータビットの順序を反転するビット反転手段を有することを特徴とする装置。 - 請求項6記載の装置であって、
前記ビット順序を反転するビット反転手段は、第1動作モードにおいて、前記結果値を構成する連結されたデータビットが、前記結果値の順序を変更することなく前記乗算器を通過し、第2動作モードにおいて、前記乗算器の通過中に、前記連結されたデータビットの順序が反転されるように構成される乗算器系列を有することを特徴とする装置。 - 請求項7記載の装置であって、
前記動作モードは、パラメータによって制御され、これにより、前記ビット反転手段が、あるデータ処理の適用に応じて動的に制御されることが可能となることを特徴とする装置。 - 請求項1記載の装置であって、さらに、
前記結果値を前の結果値と合成する手段を有することを特徴とする装置。 - 各データ要素が複数のデータビットを有する複数のデータ要素を有するパックドデータビットに対してプログラマブルデータ処理装置においてビットプレーン抽出処理を実行する方法であって、
各データ要素からデータビットを選択的に抽出する専用のハードウェア手段を設けるステップと、
前記プログラマブルデータ処理装置によるさらなる処理のため、結果値を提供するよう前記抽出されたデータビットを連結するステップと、
を有することを特徴とする方法。 - 請求項10記載の方法であって、さらに、
前記連結されたデータビットの順序を選択的に反転するステップを有することを特徴とする方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04102749A EP1607858A1 (en) | 2004-06-16 | 2004-06-16 | Bit-plane extraction operation |
PCT/IB2005/051883 WO2005124534A2 (en) | 2004-06-16 | 2005-06-08 | Bit-plane extraction operation |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2008502975A true JP2008502975A (ja) | 2008-01-31 |
Family
ID=34929207
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007516101A Pending JP2008502975A (ja) | 2004-06-16 | 2005-06-08 | データ処理装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9239702B2 (ja) |
EP (2) | EP1607858A1 (ja) |
JP (1) | JP2008502975A (ja) |
CN (1) | CN1969255A (ja) |
AT (1) | ATE554442T1 (ja) |
WO (1) | WO2005124534A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016035240A1 (ja) * | 2014-09-02 | 2016-03-10 | パナソニックIpマネジメント株式会社 | プロセッサ及びデータ並び替え方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57207942A (en) * | 1981-06-18 | 1982-12-20 | Toshiba Corp | Unpacking circuit |
JPS60159935A (ja) * | 1984-01-31 | 1985-08-21 | Toshiba Corp | 10進デ−タ形式変換回路 |
JPS6352236A (ja) * | 1986-08-21 | 1988-03-05 | Nec Eng Ltd | デ−タ変換処理方式 |
JPS63298623A (ja) * | 1987-05-29 | 1988-12-06 | Fujitsu Ltd | バレルシフタ |
JPH0199123A (ja) * | 1987-10-13 | 1989-04-18 | Nec Corp | ビットシフト回路 |
JPH01132135A (ja) * | 1987-07-03 | 1989-05-24 | Fujitsu Ltd | バレルシフタ |
JPH05334042A (ja) * | 1992-05-28 | 1993-12-17 | Matsushita Electric Ind Co Ltd | バレルシフタ回路 |
US6317824B1 (en) * | 1998-03-27 | 2001-11-13 | Intel Corporation | Method and apparatus for performing integer operations in response to a result of a floating point operation |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5479166A (en) * | 1993-11-30 | 1995-12-26 | Texas Instruments Incorporated | Huffman decoding method, circuit and system employing conditional subtraction for conversion of negative numbers |
EP0992882A3 (en) * | 1998-10-06 | 2003-03-05 | Texas Instruments Inc. | Bit field processor |
KR100353851B1 (ko) * | 2000-07-07 | 2002-09-28 | 한국전자통신연구원 | 파문 스캔 장치 및 그 방법과 그를 이용한 영상코딩/디코딩 장치 및 그 방법 |
JP2003032496A (ja) * | 2001-07-12 | 2003-01-31 | Sanyo Electric Co Ltd | 画像符号化装置および方法 |
US20030156637A1 (en) * | 2002-02-15 | 2003-08-21 | Koninklijke Philips Electronics N.V. | Memory-bandwidth efficient FGS encoder |
FR2842670B1 (fr) * | 2002-07-22 | 2006-03-03 | Inst Nat Rech Inf Automat | Perfectionnement a la compression de donnees numeriques |
JP4169267B2 (ja) * | 2003-06-05 | 2008-10-22 | 株式会社リコー | 画像改ざん検知装置およびその保存データの復元方法 |
JP4702928B2 (ja) * | 2004-03-12 | 2011-06-15 | キヤノン株式会社 | 動画像符号化装置及び復号装置及びその制御方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体 |
KR101303375B1 (ko) * | 2004-05-13 | 2013-09-03 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 값들의 블록들을 인코딩하는 방법 및 디바이스 |
JP4491777B2 (ja) * | 2004-06-04 | 2010-06-30 | 富士ゼロックス株式会社 | 画像表示装置、画像表示方法及びそのプログラム |
-
2004
- 2004-06-16 EP EP04102749A patent/EP1607858A1/en not_active Withdrawn
-
2005
- 2005-06-08 JP JP2007516101A patent/JP2008502975A/ja active Pending
- 2005-06-08 US US11/570,167 patent/US9239702B2/en not_active Expired - Fee Related
- 2005-06-08 WO PCT/IB2005/051883 patent/WO2005124534A2/en active Application Filing
- 2005-06-08 AT AT05744710T patent/ATE554442T1/de active
- 2005-06-08 EP EP05744710A patent/EP1761845B1/en not_active Not-in-force
- 2005-06-08 CN CNA2005800198492A patent/CN1969255A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57207942A (en) * | 1981-06-18 | 1982-12-20 | Toshiba Corp | Unpacking circuit |
JPS60159935A (ja) * | 1984-01-31 | 1985-08-21 | Toshiba Corp | 10進デ−タ形式変換回路 |
JPS6352236A (ja) * | 1986-08-21 | 1988-03-05 | Nec Eng Ltd | デ−タ変換処理方式 |
JPS63298623A (ja) * | 1987-05-29 | 1988-12-06 | Fujitsu Ltd | バレルシフタ |
JPH01132135A (ja) * | 1987-07-03 | 1989-05-24 | Fujitsu Ltd | バレルシフタ |
JPH0199123A (ja) * | 1987-10-13 | 1989-04-18 | Nec Corp | ビットシフト回路 |
JPH05334042A (ja) * | 1992-05-28 | 1993-12-17 | Matsushita Electric Ind Co Ltd | バレルシフタ回路 |
US6317824B1 (en) * | 1998-03-27 | 2001-11-13 | Intel Corporation | Method and apparatus for performing integer operations in response to a result of a floating point operation |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016035240A1 (ja) * | 2014-09-02 | 2016-03-10 | パナソニックIpマネジメント株式会社 | プロセッサ及びデータ並び替え方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1761845B1 (en) | 2012-04-18 |
EP1761845A2 (en) | 2007-03-14 |
US9239702B2 (en) | 2016-01-19 |
CN1969255A (zh) | 2007-05-23 |
EP1607858A1 (en) | 2005-12-21 |
WO2005124534A3 (en) | 2006-03-16 |
WO2005124534A2 (en) | 2005-12-29 |
ATE554442T1 (de) | 2012-05-15 |
US20080253442A1 (en) | 2008-10-16 |
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