DE602006016594D1 - Fest-techniken für die division mit ganzen zahlen zur ac/dc-prädiktion in videocodierungseinrichtungen - Google Patents
Fest-techniken für die division mit ganzen zahlen zur ac/dc-prädiktion in videocodierungseinrichtungenInfo
- Publication number
- DE602006016594D1 DE602006016594D1 DE602006016594T DE602006016594T DE602006016594D1 DE 602006016594 D1 DE602006016594 D1 DE 602006016594D1 DE 602006016594 T DE602006016594 T DE 602006016594T DE 602006016594 T DE602006016594 T DE 602006016594T DE 602006016594 D1 DE602006016594 D1 DE 602006016594D1
- Authority
- DE
- Germany
- Prior art keywords
- division
- prediction
- coding
- numbers
- lut
- 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.)
- Active
Links
Classifications
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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
- H04N19/10—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
- H04N19/18—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
-
- 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
-
- 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
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/499—Denomination or exception handling, e.g. rounding or overflow
- G06F7/49942—Significance control
- G06F7/49947—Rounding
- G06F7/49963—Rounding to nearest
-
- 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
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/52—Multiplying; Dividing
- G06F7/535—Dividing only
-
- 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
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2101/00—Indexing scheme relating to the type of digital function generated
- G06F2101/12—Reciprocal functions
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F2207/535—Indexing scheme relating to groups G06F7/535 - G06F7/5375
- G06F2207/5356—Via reciprocal, i.e. calculate reciprocal only, or calculate reciprocal first and then the quotient from the reciprocal and the numerator
-
- 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
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/483—Computations with numbers represented by a non-linear combination of denominational numbers, e.g. rational numbers, logarithmic number system or floating-point numbers
- G06F7/487—Multiplying; Dividing
- G06F7/4873—Dividing
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/137,069 US7895250B2 (en) | 2005-05-25 | 2005-05-25 | Fixed point integer division techniques for AC/DC prediction in video coding devices |
PCT/US2006/020637 WO2006128076A2 (en) | 2005-05-25 | 2006-05-25 | Fixed point integer division techniques for ac/dc prediction in video coding devices |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602006016594D1 true DE602006016594D1 (de) | 2010-10-14 |
Family
ID=37150036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602006016594T Active DE602006016594D1 (de) | 2005-05-25 | 2006-05-25 | Fest-techniken für die division mit ganzen zahlen zur ac/dc-prädiktion in videocodierungseinrichtungen |
Country Status (9)
Country | Link |
---|---|
US (1) | US7895250B2 (de) |
EP (1) | EP1884119B1 (de) |
JP (1) | JP4741658B2 (de) |
KR (1) | KR100953554B1 (de) |
CN (1) | CN101223788B (de) |
AT (1) | ATE480103T1 (de) |
DE (1) | DE602006016594D1 (de) |
TW (1) | TW200706010A (de) |
WO (1) | WO2006128076A2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100370834C (zh) * | 2005-08-08 | 2008-02-20 | 北京中星微电子有限公司 | 多模图像编解码芯片中的系数缩放计算模块 |
JP2009060153A (ja) * | 2005-12-21 | 2009-03-19 | Panasonic Corp | 面内予測モード決定方法及び装置及びプログラム |
US8185567B2 (en) * | 2006-01-02 | 2012-05-22 | Telecommunication Systems, Inc. | Location aware content using presence information data formation with location object (PIDF-LO) |
JP4621629B2 (ja) * | 2006-05-25 | 2011-01-26 | 株式会社東芝 | 画像復号装置 |
EP2073556A4 (de) * | 2007-04-23 | 2012-01-25 | Panasonic Corp | Dekodierungsschaltkreis, dekodierungsverfahren und bildwiedergabevorrichtung |
WO2009084814A1 (en) * | 2007-12-28 | 2009-07-09 | Lg Electronics Inc. | Method for encoding and decoding image of ftv, and apparatus for encoding and decoding image of ftv |
US8503527B2 (en) | 2008-10-03 | 2013-08-06 | Qualcomm Incorporated | Video coding with large macroblocks |
EP3648059B1 (de) * | 2018-10-29 | 2021-02-24 | Axis AB | Videoverarbeitungsvorrichtung und verfahren zum bestimmen von bewegungsmetadaten für ein codiertes video |
US11076152B2 (en) * | 2019-03-18 | 2021-07-27 | Sony Group Corporation | Quantization step parameter for point cloud compression |
CN110221808B (zh) * | 2019-06-03 | 2020-10-09 | 深圳芯英科技有限公司 | 向量乘加运算的预处理方法、乘加器及计算机可读介质 |
US11368693B2 (en) * | 2019-07-01 | 2022-06-21 | Sony Group Corporation | Forward and inverse quantization for point cloud compression using look-up tables |
US11343495B2 (en) * | 2020-06-03 | 2022-05-24 | Tencent America LLC | Methods of simplification of temporal filtering |
CN112765697B (zh) * | 2021-01-25 | 2024-04-30 | 深圳市旗众智能科技有限公司 | 点钻机根据轨迹生成钻点示教的方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001103472A (ja) * | 1999-09-30 | 2001-04-13 | Matsushita Electric Ind Co Ltd | Mpeg−4逆dc/ac予測の固定点実施用の方法および装置 |
US7113646B2 (en) | 2001-06-29 | 2006-09-26 | Equator Technologies, Inc. | Decoding of predicted AC coefficient without division |
FI20011610A0 (fi) | 2001-08-07 | 2001-08-07 | Nokia Corp | Menetelmä ja laite jakolaskun suorittamiseksi |
KR100418437B1 (ko) * | 2001-12-24 | 2004-02-14 | (주)씨앤에스 테크놀로지 | 멀티미디어 신호처리를 위한 영상복원 프로세서 |
US7280595B1 (en) * | 2003-10-21 | 2007-10-09 | Redrock Semiconductor, Ltd. | Post-inverse-quantization AC prediction with a unified variable-length-decoding and inverse-quantization stage |
-
2005
- 2005-05-25 US US11/137,069 patent/US7895250B2/en active Active
-
2006
- 2006-05-23 TW TW095118378A patent/TW200706010A/zh unknown
- 2006-05-25 JP JP2008513792A patent/JP4741658B2/ja not_active Expired - Fee Related
- 2006-05-25 CN CN2006800262188A patent/CN101223788B/zh not_active Expired - Fee Related
- 2006-05-25 WO PCT/US2006/020637 patent/WO2006128076A2/en active Application Filing
- 2006-05-25 KR KR1020077029907A patent/KR100953554B1/ko not_active IP Right Cessation
- 2006-05-25 EP EP06760479A patent/EP1884119B1/de not_active Not-in-force
- 2006-05-25 AT AT06760479T patent/ATE480103T1/de not_active IP Right Cessation
- 2006-05-25 DE DE602006016594T patent/DE602006016594D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
CN101223788A (zh) | 2008-07-16 |
JP4741658B2 (ja) | 2011-08-03 |
EP1884119B1 (de) | 2010-09-01 |
ATE480103T1 (de) | 2010-09-15 |
KR100953554B1 (ko) | 2010-04-21 |
US20060282237A1 (en) | 2006-12-14 |
TW200706010A (en) | 2007-02-01 |
EP1884119A2 (de) | 2008-02-06 |
CN101223788B (zh) | 2010-12-22 |
WO2006128076A3 (en) | 2007-02-01 |
KR20080038089A (ko) | 2008-05-02 |
WO2006128076A2 (en) | 2006-11-30 |
JP2008543182A (ja) | 2008-11-27 |
US7895250B2 (en) | 2011-02-22 |
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