TWI340597B - Hardware implementation of optimized single inverse quantization engine for a plurality of standards - Google Patents
Hardware implementation of optimized single inverse quantization engine for a plurality of standardsInfo
- Publication number
- TWI340597B TWI340597B TW095111472A TW95111472A TWI340597B TW I340597 B TWI340597 B TW I340597B TW 095111472 A TW095111472 A TW 095111472A TW 95111472 A TW95111472 A TW 95111472A TW I340597 B TWI340597 B TW I340597B
- Authority
- TW
- Taiwan
- Prior art keywords
- standards
- inverse quantization
- hardware implementation
- optimized single
- single inverse
- Prior art date
Links
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
- H04N19/42—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
- H04N19/10—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
-
- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- 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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/70—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/096,988 US7873105B2 (en) | 2005-04-01 | 2005-04-01 | Hardware implementation of optimized single inverse quantization engine for a plurality of standards |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200715865A TW200715865A (en) | 2007-04-16 |
TWI340597B true TWI340597B (en) | 2011-04-11 |
Family
ID=36608523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW095111472A TWI340597B (en) | 2005-04-01 | 2006-03-31 | Hardware implementation of optimized single inverse quantization engine for a plurality of standards |
Country Status (4)
Country | Link |
---|---|
US (1) | US7873105B2 (zh) |
EP (1) | EP1708511B1 (zh) |
CN (1) | CN100556142C (zh) |
TW (1) | TWI340597B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI611687B (zh) * | 2011-11-07 | 2018-01-11 | 吳秀美 | 利用運動資訊對視頻資料進行解碼的方法 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070147496A1 (en) * | 2005-12-23 | 2007-06-28 | Bhaskar Sherigar | Hardware implementation of programmable controls for inverse quantizing with a plurality of standards |
JP4621629B2 (ja) * | 2006-05-25 | 2011-01-26 | 株式会社東芝 | 画像復号装置 |
EP2081387A4 (en) * | 2007-03-28 | 2011-08-31 | Panasonic Corp | DEQUANTIZATION CIRCUIT, DEBURRENT PROCESSING AND IMAGE PLAYING DEVICE |
EP2073556A4 (en) * | 2007-04-23 | 2012-01-25 | Panasonic Corp | DECODING CIRCUIT, DECODING METHOD AND IMAGE PLAYING DEVICE |
EP2308229A4 (en) * | 2008-07-01 | 2014-08-20 | S K Nandy | METHOD AND SYSTEM ON A CHIP TO ADAPT RECONFIGURABLE TIME-OF-EXECUTION MATERIAL FOR DECODING VIDEO STREAMS |
JP6120490B2 (ja) * | 2011-11-07 | 2017-04-26 | 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 |
US9414054B2 (en) * | 2012-07-02 | 2016-08-09 | Microsoft Technology Licensing, Llc | Control and use of chroma quantization parameter values |
US9591302B2 (en) | 2012-07-02 | 2017-03-07 | Microsoft Technology Licensing, Llc | Use of chroma quantization parameter offsets in deblocking |
US9628803B2 (en) * | 2014-11-25 | 2017-04-18 | Blackberry Limited | Perceptual image and video coding |
US10194147B2 (en) * | 2017-01-19 | 2019-01-29 | Google Llc | DC coefficient sign coding scheme |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5603012A (en) * | 1992-06-30 | 1997-02-11 | Discovision Associates | Start code detector |
GB2288521B (en) | 1994-03-24 | 1998-10-14 | Discovision Ass | Reconfigurable process stage |
KR0128881B1 (ko) * | 1994-04-30 | 1998-04-10 | 배순훈 | 디지틀화상복호화장치 |
KR100198788B1 (ko) * | 1996-12-09 | 1999-06-15 | 정선종 | 차동 펄스 부호 변조기를 포함한 양자화/역양자화 회로 |
EP1351515A3 (en) * | 2002-04-01 | 2005-08-03 | Broadcom Corporation | Inverse quantizer supporting multiple decoding standards |
EP1599049A3 (en) * | 2004-05-21 | 2008-04-02 | Broadcom Advanced Compression Group, LLC | Multistandard video decoder |
-
2005
- 2005-04-01 US US11/096,988 patent/US7873105B2/en active Active
-
2006
- 2006-03-31 EP EP06006944.0A patent/EP1708511B1/en not_active Ceased
- 2006-03-31 TW TW095111472A patent/TWI340597B/zh active
- 2006-04-01 CN CNB2006100737297A patent/CN100556142C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI611687B (zh) * | 2011-11-07 | 2018-01-11 | 吳秀美 | 利用運動資訊對視頻資料進行解碼的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1842164A (zh) | 2006-10-04 |
US20060222064A1 (en) | 2006-10-05 |
CN100556142C (zh) | 2009-10-28 |
US7873105B2 (en) | 2011-01-18 |
EP1708511B1 (en) | 2017-07-05 |
EP1708511A2 (en) | 2006-10-04 |
EP1708511A3 (en) | 2011-08-03 |
TW200715865A (en) | 2007-04-16 |
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