CN1669323A - 视频编码中基准画面的自适应加权 - Google Patents
视频编码中基准画面的自适应加权 Download PDFInfo
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- CN1669323A CN1669323A CNA038170299A CN03817029A CN1669323A CN 1669323 A CN1669323 A CN 1669323A CN A038170299 A CNA038170299 A CN A038170299A CN 03817029 A CN03817029 A CN 03817029A CN 1669323 A CN1669323 A CN 1669323A
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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
- H04N19/102—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
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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
- H04N19/102—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
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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
- H04N19/134—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
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
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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
- H04N19/172—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
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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
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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
- H04N19/189—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
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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
- H04N19/189—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
- H04N19/197—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 determination of the initial value of an encoding parameter
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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
- H04N19/46—Embedding additional information in the video signal during the compression process
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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
- H04N19/503—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
- H04N19/513—Processing of motion vectors
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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
- H04N19/503—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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
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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
- H04N19/60—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
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- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39584302P | 2002-07-15 | 2002-07-15 | |
US39587402P | 2002-07-15 | 2002-07-15 | |
US60/395,843 | 2002-07-15 | ||
US60/395,874 | 2002-07-15 | ||
US10/410,456 US8406301B2 (en) | 2002-07-15 | 2003-04-09 | Adaptive weighting of reference pictures in video encoding |
US10/410,456 | 2003-04-09 | ||
PCT/US2003/021728 WO2004008761A1 (en) | 2002-07-15 | 2003-07-14 | Adaptive weighting of reference pictures in video encoding |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010243733XA Division CN101902647B (zh) | 2002-07-15 | 2003-07-14 | 编码用于具有多个图像块的画面的视频数据的视频编码器 |
CN2010102437236A Division CN101902645B (zh) | 2002-07-15 | 2003-07-14 | 编码以产生用于具有多个图像块的画面的视频数据的方法 |
CN201010243731.0A Division CN101902646B (zh) | 2002-07-15 | 2003-07-14 | 编码以产生用于具有多个图像块的画面的视频数据的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1669323A true CN1669323A (zh) | 2005-09-14 |
CN1669323B CN1669323B (zh) | 2010-09-22 |
Family
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Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
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CN2010102437236A Expired - Lifetime CN101902645B (zh) | 2002-07-15 | 2003-07-14 | 编码以产生用于具有多个图像块的画面的视频数据的方法 |
CN201010243733XA Expired - Lifetime CN101902647B (zh) | 2002-07-15 | 2003-07-14 | 编码用于具有多个图像块的画面的视频数据的视频编码器 |
CN038170299A Expired - Lifetime CN1669323B (zh) | 2002-07-15 | 2003-07-14 | 视频编码中基准画面的自适应加权方法及编码器 |
CN201010243731.0A Expired - Lifetime CN101902646B (zh) | 2002-07-15 | 2003-07-14 | 编码以产生用于具有多个图像块的画面的视频数据的方法 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
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CN2010102437236A Expired - Lifetime CN101902645B (zh) | 2002-07-15 | 2003-07-14 | 编码以产生用于具有多个图像块的画面的视频数据的方法 |
CN201010243733XA Expired - Lifetime CN101902647B (zh) | 2002-07-15 | 2003-07-14 | 编码用于具有多个图像块的画面的视频数据的视频编码器 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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CN201010243731.0A Expired - Lifetime CN101902646B (zh) | 2002-07-15 | 2003-07-14 | 编码以产生用于具有多个图像块的画面的视频数据的方法 |
Country Status (18)
Country | Link |
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US (13) | US8406301B2 (zh) |
EP (2) | EP2950537B1 (zh) |
JP (7) | JP4840852B2 (zh) |
KR (3) | KR101070530B1 (zh) |
CN (4) | CN101902645B (zh) |
AU (5) | AU2003249053B2 (zh) |
BR (5) | BRPI0305519B1 (zh) |
CA (1) | CA2491862C (zh) |
DK (2) | DK2950537T3 (zh) |
ES (2) | ES2722001T3 (zh) |
HK (1) | HK1218197A1 (zh) |
HU (1) | HUE025429T2 (zh) |
MX (2) | MX354997B (zh) |
MY (3) | MY153363A (zh) |
PL (1) | PL374025A1 (zh) |
PT (1) | PT1540952E (zh) |
TW (1) | TWI238661B (zh) |
WO (1) | WO2004008761A1 (zh) |
Cited By (1)
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CN101072355B (zh) * | 2006-05-12 | 2010-07-28 | 中国科学院计算技术研究所 | 一种加权预测运动补偿方法 |
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