ZA200205897B - Quality based image compression. - Google Patents
Quality based image compression. Download PDFInfo
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- ZA200205897B ZA200205897B ZA200205897A ZA200205897A ZA200205897B ZA 200205897 B ZA200205897 B ZA 200205897B ZA 200205897 A ZA200205897 A ZA 200205897A ZA 200205897 A ZA200205897 A ZA 200205897A ZA 200205897 B ZA200205897 B ZA 200205897B
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- 230000006835 compression Effects 0.000 title claims description 41
- 238000007906 compression Methods 0.000 title claims description 41
- 238000000034 method Methods 0.000 claims description 65
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- 230000000007 visual effect Effects 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000013442 quality metrics Methods 0.000 claims description 5
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- 230000000873 masking effect Effects 0.000 claims 1
- 238000013139 quantization Methods 0.000 description 23
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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
- H04N19/17—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 an image region, e.g. an object
- H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
-
- 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
- H04N19/93—Run-length 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
- H04N19/10—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/90—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
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/494,192 US6600836B1 (en) | 2000-01-28 | 2000-01-28 | Quality based image compression |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200205897B true ZA200205897B (en) | 2003-11-05 |
Family
ID=23963428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200205897A ZA200205897B (en) | 2000-01-28 | 2002-07-23 | Quality based image compression. |
Country Status (15)
| Country | Link |
|---|---|
| US (3) | US6600836B1 (zh) |
| EP (1) | EP1252773A1 (zh) |
| JP (1) | JP5107495B2 (zh) |
| KR (1) | KR100788220B1 (zh) |
| CN (2) | CN1303820C (zh) |
| AR (2) | AR029032A1 (zh) |
| AU (1) | AU784084B2 (zh) |
| CA (1) | CA2398386C (zh) |
| HK (1) | HK1053213A1 (zh) |
| MX (1) | MXPA02007274A (zh) |
| MY (2) | MY141154A (zh) |
| NZ (1) | NZ520291A (zh) |
| TW (1) | TW517501B (zh) |
| WO (1) | WO2001056298A1 (zh) |
| ZA (1) | ZA200205897B (zh) |
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| JPH08205140A (ja) * | 1995-01-31 | 1996-08-09 | Canon Inc | 画像圧縮装置 |
| AU705914B2 (en) * | 1995-04-25 | 1999-06-03 | Koninklijke Philips Electronics N.V. | Device and method for coding video pictures |
| JP3651706B2 (ja) * | 1995-10-27 | 2005-05-25 | 株式会社東芝 | 動画像符号化装置 |
-
2000
- 2000-01-28 US US09/494,192 patent/US6600836B1/en not_active Expired - Lifetime
-
2001
- 2001-01-26 AU AU34607/01A patent/AU784084B2/en not_active Ceased
- 2001-01-26 CN CNB018073476A patent/CN1303820C/zh not_active Expired - Lifetime
- 2001-01-26 CN CN2007100038827A patent/CN101018336B/zh not_active Expired - Lifetime
- 2001-01-26 KR KR1020027009710A patent/KR100788220B1/ko not_active Expired - Lifetime
- 2001-01-26 MY MYPI20063376A patent/MY141154A/en unknown
- 2001-01-26 EP EP01906734A patent/EP1252773A1/en not_active Withdrawn
- 2001-01-26 MX MXPA02007274A patent/MXPA02007274A/es active IP Right Grant
- 2001-01-26 JP JP2001554626A patent/JP5107495B2/ja not_active Expired - Lifetime
- 2001-01-26 WO PCT/US2001/002751 patent/WO2001056298A1/en active IP Right Grant
- 2001-01-26 CA CA2398386A patent/CA2398386C/en not_active Expired - Lifetime
- 2001-01-26 NZ NZ520291A patent/NZ520291A/en unknown
- 2001-01-26 MY MYPI20010349A patent/MY127241A/en unknown
- 2001-01-29 AR ARP010100387A patent/AR029032A1/es active IP Right Grant
- 2001-03-20 TW TW090101652A patent/TW517501B/zh not_active IP Right Cessation
-
2002
- 2002-07-23 ZA ZA200205897A patent/ZA200205897B/en unknown
-
2003
- 2003-06-12 US US10/461,985 patent/US7136534B2/en not_active Expired - Lifetime
- 2003-07-28 HK HK03105415A patent/HK1053213A1/xx not_active IP Right Cessation
-
2006
- 2006-11-13 US US11/559,358 patent/US7460723B2/en not_active Expired - Fee Related
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2007
- 2007-01-08 AR ARP070100074A patent/AR058948A2/es active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| US7136534B2 (en) | 2006-11-14 |
| WO2001056298A1 (en) | 2001-08-02 |
| US20030202707A1 (en) | 2003-10-30 |
| CN101018336A (zh) | 2007-08-15 |
| CN1419787A (zh) | 2003-05-21 |
| CN101018336B (zh) | 2012-04-04 |
| AR029032A1 (es) | 2003-06-04 |
| MY141154A (en) | 2010-03-15 |
| CA2398386C (en) | 2012-02-28 |
| JP2003521178A (ja) | 2003-07-08 |
| MXPA02007274A (es) | 2003-02-12 |
| US20070071335A1 (en) | 2007-03-29 |
| MY127241A (en) | 2006-11-30 |
| EP1252773A1 (en) | 2002-10-30 |
| CN1303820C (zh) | 2007-03-07 |
| CA2398386A1 (en) | 2001-08-02 |
| JP5107495B2 (ja) | 2012-12-26 |
| US6600836B1 (en) | 2003-07-29 |
| KR100788220B1 (ko) | 2007-12-26 |
| AR058948A2 (es) | 2008-03-05 |
| NZ520291A (en) | 2004-06-25 |
| US7460723B2 (en) | 2008-12-02 |
| TW517501B (en) | 2003-01-11 |
| HK1053213A1 (en) | 2003-10-10 |
| KR20030005171A (ko) | 2003-01-17 |
| AU3460701A (en) | 2001-08-07 |
| AU784084B2 (en) | 2006-02-02 |
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