WO2000033582A1 - Signal processing apparatus and method - Google Patents
Signal processing apparatus and method Download PDFInfo
- Publication number
- WO2000033582A1 WO2000033582A1 PCT/EP1999/008937 EP9908937W WO0033582A1 WO 2000033582 A1 WO2000033582 A1 WO 2000033582A1 EP 9908937 W EP9908937 W EP 9908937W WO 0033582 A1 WO0033582 A1 WO 0033582A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- picture
- prc
- indication
- distortion
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
- H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
-
- 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
- H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020007008210A KR20010034437A (en) | 1998-11-27 | 1999-11-16 | Signal processing apparatus and method |
JP2000586107A JP2002532028A (en) | 1998-11-27 | 1999-11-16 | Signal processing apparatus and method |
EP99973212A EP1057345A1 (en) | 1998-11-27 | 1999-11-16 | Signal processing apparatus and method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98402982 | 1998-11-27 | ||
EP98402982.7 | 1998-11-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000033582A1 true WO2000033582A1 (en) | 2000-06-08 |
Family
ID=8235573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1999/008937 WO2000033582A1 (en) | 1998-11-27 | 1999-11-16 | Signal processing apparatus and method |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1057345A1 (en) |
JP (1) | JP2002532028A (en) |
KR (1) | KR20010034437A (en) |
CN (1) | CN1178519C (en) |
WO (1) | WO2000033582A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110307804B (en) * | 2019-07-04 | 2021-03-30 | 江南大学 | Quantitative evaluation method for curve/curved surface quality |
CN111698512B (en) * | 2020-06-24 | 2022-10-04 | 北京达佳互联信息技术有限公司 | Video processing method, device, equipment and storage medium |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0493130A2 (en) * | 1990-12-28 | 1992-07-01 | Canon Kabushiki Kaisha | Image encoding apparatus optimizing the amount of generated code |
US5579121A (en) * | 1993-12-16 | 1996-11-26 | Pioneer Video Corporation | Real-time image compression processor |
JPH099260A (en) * | 1995-06-21 | 1997-01-10 | Matsushita Electric Ind Co Ltd | Dynamic image encoding device |
-
1999
- 1999-11-16 KR KR1020007008210A patent/KR20010034437A/en active IP Right Grant
- 1999-11-16 JP JP2000586107A patent/JP2002532028A/en active Pending
- 1999-11-16 CN CNB998044229A patent/CN1178519C/en not_active Expired - Fee Related
- 1999-11-16 WO PCT/EP1999/008937 patent/WO2000033582A1/en not_active Application Discontinuation
- 1999-11-16 EP EP99973212A patent/EP1057345A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0493130A2 (en) * | 1990-12-28 | 1992-07-01 | Canon Kabushiki Kaisha | Image encoding apparatus optimizing the amount of generated code |
US5579121A (en) * | 1993-12-16 | 1996-11-26 | Pioneer Video Corporation | Real-time image compression processor |
JPH099260A (en) * | 1995-06-21 | 1997-01-10 | Matsushita Electric Ind Co Ltd | Dynamic image encoding device |
Non-Patent Citations (2)
Title |
---|
NOBUMOTO YAMANE ET AL: "CHANNEL CODING PERFORMANCE OF AN ADAPTIVE DCT IMAGE CODING IN COMBINATION WITH M-TRANSFORM", ELECTRONICS & COMMUNICATIONS IN JAPAN, PART I - COMMUNICATIONS,US,SCRIPTA TECHNICA. NEW YORK, vol. 77, no. 9, pages 52-61, XP000485733, ISSN: 8756-6621 * |
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 05 30 May 1997 (1997-05-30) * |
Also Published As
Publication number | Publication date |
---|---|
KR20010034437A (en) | 2001-04-25 |
CN1178519C (en) | 2004-12-01 |
EP1057345A1 (en) | 2000-12-06 |
CN1294821A (en) | 2001-05-09 |
JP2002532028A (en) | 2002-09-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0769878B1 (en) | Post-filter for removing artifacts from DCT coded images | |
US5565921A (en) | Motion-adaptive image signal processing system | |
US5802213A (en) | Encoding video signals using local quantization levels | |
US5557330A (en) | Encoding video signals using selective pre-filtering | |
US5590064A (en) | Post-filtering for decoded video signals | |
EP0589220B1 (en) | Intra-frame filter for video compression systems | |
EP0808068B1 (en) | Methods and apparatus for removing blocking effect in a motion picture decoder | |
US6222881B1 (en) | Using numbers of non-zero quantized transform signals and signal differences to determine when to encode video signals using inter-frame or intra-frame encoding | |
MXPA00007214A (en) | Data transmission system for reducing terminal power consumption in a wireless network. | |
US5589829A (en) | Decoding variable-length encoded signals | |
EP0721286A2 (en) | Video signal decoding apparatus with artifact reduction | |
EP0580101A2 (en) | High-definition video encoding system having color-sensitive quantization | |
US7343045B2 (en) | Image information compression device | |
KR100229783B1 (en) | Adaptive post processing apparatus in digital transmission picture | |
CA2276870C (en) | Technique for video communications using a coding-matched filter arrangement | |
EP1057345A1 (en) | Signal processing apparatus and method | |
JPH07143483A (en) | Adaptive post-processing filter | |
JP3617253B2 (en) | Image coding apparatus and method | |
MXPA00007331A (en) | Signal processing apparatus and method | |
FI108318B (en) | Video Lane Adjustment Method and Filter Arrangement | |
KR100287214B1 (en) | Method and system for encoding motion pictures | |
KR100299485B1 (en) | Noise removal method for motion picture encoding | |
KR100217148B1 (en) | Method of reducing mosquito noise generated during decoding process of image data and device for decoding image data using the same | |
KR100221308B1 (en) | A device for eliminating blocking effects and a moving picture decoder using the device | |
KR0139875Y1 (en) | Circuit for moving vector detection |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 99804422.9 Country of ref document: CN |
|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): CN JP KR MX |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1999973212 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: PA/a/2000/007331 Country of ref document: MX Ref document number: 1020007008210 Country of ref document: KR |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWP | Wipo information: published in national office |
Ref document number: 1999973212 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1020007008210 Country of ref document: KR |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 1999973212 Country of ref document: EP |