BR9805978B8 - método de geração de uma matriz de quantização. - Google Patents
método de geração de uma matriz de quantização.Info
- Publication number
- BR9805978B8 BR9805978B8 BRPI9805978A BR9805978A BR9805978B8 BR 9805978 B8 BR9805978 B8 BR 9805978B8 BR PI9805978 A BRPI9805978 A BR PI9805978A BR 9805978 A BR9805978 A BR 9805978A BR 9805978 B8 BR9805978 B8 BR 9805978B8
- Authority
- BR
- Brazil
- Prior art keywords
- quantization matrix
- standard
- matrix
- elements
- zigzag configuration
- Prior art date
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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
- H04N19/102—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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/10—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
- H04N19/162—User input
-
- 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
- H04N19/10—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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
-
- 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
-
- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- 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
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6164797 | 1997-02-08 | ||
JP18643797 | 1997-07-11 | ||
PCT/JP1998/000474 WO1998035503A1 (en) | 1997-02-08 | 1998-02-05 | Quantization matrix for still and moving picture coding |
Publications (3)
Publication Number | Publication Date |
---|---|
BR9805978A BR9805978A (pt) | 1999-08-31 |
BR9805978B1 BR9805978B1 (pt) | 2012-06-12 |
BR9805978B8 true BR9805978B8 (pt) | 2019-02-26 |
Family
ID=26402699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI9805978A BR9805978B8 (pt) | 1997-02-08 | 1998-02-05 | método de geração de uma matriz de quantização. |
Country Status (11)
Country | Link |
---|---|
US (4) | US6445739B1 (pt) |
EP (4) | EP0903042B1 (pt) |
KR (1) | KR100303054B1 (pt) |
CN (3) | CN1140130C (pt) |
BR (1) | BR9805978B8 (pt) |
DE (4) | DE69805583T2 (pt) |
ES (4) | ES2240263T3 (pt) |
ID (1) | ID20721A (pt) |
MY (1) | MY127668A (pt) |
TW (1) | TW441198B (pt) |
WO (1) | WO1998035503A1 (pt) |
Families Citing this family (64)
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JP2002027469A (ja) * | 2000-07-05 | 2002-01-25 | Matsushita Electric Ind Co Ltd | ビットストリーム変換方法、ビットストリーム変換装置およびプログラム記録媒体 |
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CN101540610B (zh) * | 2009-01-07 | 2011-12-28 | 湖南大学 | 一种二维非隔离位约束编解码方法及编解码器 |
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US20130188691A1 (en) | 2012-01-20 | 2013-07-25 | Sony Corporation | Quantization matrix design for hevc standard |
JP5727398B2 (ja) | 2012-01-26 | 2015-06-03 | 日本電信電話株式会社 | 動画像符号化方法,動画像符号化装置および動画像符号化プログラム |
CN104919798B (zh) * | 2012-04-16 | 2018-12-14 | 华为技术有限公司 | 量化矩阵编码的方法和装置 |
KR102121594B1 (ko) * | 2012-09-06 | 2020-06-10 | 선 페이턴트 트러스트 | 화상 부호화 방법, 화상 복호 방법, 화상 부호화 장치, 화상 복호 장치 및 화상 부호화 복호 장치 |
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JPH0813138B2 (ja) * | 1990-11-28 | 1996-02-07 | 松下電器産業株式会社 | 画像符号化装置 |
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JPH05167998A (ja) * | 1991-12-16 | 1993-07-02 | Nippon Telegr & Teleph Corp <Ntt> | 画像の符号化制御処理方法 |
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JP3265818B2 (ja) | 1994-04-14 | 2002-03-18 | 松下電器産業株式会社 | 動画符号化方法 |
JP3336754B2 (ja) * | 1994-08-19 | 2002-10-21 | ソニー株式会社 | デジタルビデオ信号の記録方法及び記録装置 |
US5612742A (en) * | 1994-10-19 | 1997-03-18 | Imedia Corporation | Method and apparatus for encoding and formatting data representing a video program to provide multiple overlapping presentations of the video program |
US7356079B2 (en) * | 2001-11-21 | 2008-04-08 | Vixs Systems Inc. | Method and system for rate control during video transcoding |
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1998
- 1998-02-05 BR BRPI9805978A patent/BR9805978B8/pt not_active IP Right Cessation
- 1998-02-05 ES ES01106445T patent/ES2240263T3/es not_active Expired - Lifetime
- 1998-02-05 ID IDW980095D patent/ID20721A/id unknown
- 1998-02-05 DE DE69805583T patent/DE69805583T2/de not_active Expired - Lifetime
- 1998-02-05 DE DE69813635T patent/DE69813635T2/de not_active Expired - Lifetime
- 1998-02-05 EP EP98901516A patent/EP0903042B1/en not_active Expired - Lifetime
- 1998-02-05 KR KR1019980707858A patent/KR100303054B1/ko not_active IP Right Cessation
- 1998-02-05 DE DE69829783T patent/DE69829783T2/de not_active Expired - Lifetime
- 1998-02-05 CN CNB988004348A patent/CN1140130C/zh not_active Expired - Lifetime
- 1998-02-05 US US09/147,064 patent/US6445739B1/en not_active Expired - Lifetime
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2002
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