CN1138805A - 判定量化参数的方法及装置 - Google Patents
判定量化参数的方法及装置 Download PDFInfo
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- CN1138805A CN1138805A CN95120435A CN95120435A CN1138805A CN 1138805 A CN1138805 A CN 1138805A CN 95120435 A CN95120435 A CN 95120435A CN 95120435 A CN95120435 A CN 95120435A CN 1138805 A CN1138805 A CN 1138805A
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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
- H04N19/174—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
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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
-
- 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
-
- 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
- H04N19/176—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
- H04N19/189—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
-
- 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
-
- 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
- H04N19/134—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
-
- 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (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)
Abstract
Description
Claims (2)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR34106/1994 | 1994-12-14 | ||
KR34106/94 | 1994-12-14 | ||
KR1019940034106A KR0170937B1 (ko) | 1994-12-14 | 1994-12-14 | 영상 데이타 부호화 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1138805A true CN1138805A (zh) | 1996-12-25 |
CN1101108C CN1101108C (zh) | 2003-02-05 |
Family
ID=19401396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95120435A Expired - Lifetime CN1101108C (zh) | 1994-12-14 | 1995-12-14 | 判定量化参数的方法及装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5638126A (zh) |
JP (1) | JP3814321B2 (zh) |
KR (1) | KR0170937B1 (zh) |
CN (1) | CN1101108C (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102223531A (zh) * | 2010-04-14 | 2011-10-19 | 新港传播媒介公司 | 固定缓冲的实时影像压缩技术 |
CN102724507A (zh) * | 2012-06-18 | 2012-10-10 | 上海交通大学 | 一种gpu加速编码器码率控制方法 |
CN102724510A (zh) * | 2012-06-21 | 2012-10-10 | 中科开元信息技术(北京)有限公司 | 一种基于虚拟编码缓冲区充盈度的码率控制算法 |
CN105761671A (zh) * | 2015-01-06 | 2016-07-13 | 伊格尼斯创新公司 | 提取有机发光器件的相关曲线的系统和方法 |
CN107396119A (zh) * | 2011-11-07 | 2017-11-24 | 佳能株式会社 | 图像编码设备和方法以及图像解码设备和方法 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3089941B2 (ja) * | 1994-02-28 | 2000-09-18 | 日本ビクター株式会社 | 画像間予測符号化装置 |
KR100493854B1 (ko) * | 1995-10-26 | 2005-08-04 | 주식회사 팬택앤큐리텔 | 물체중심부호화에서의양자화방법 |
GB2306831B (en) * | 1995-10-30 | 2000-05-24 | Sony Uk Ltd | Video data compression |
US5790196A (en) * | 1997-02-14 | 1998-08-04 | Mitsubishi Electric Information Technology Center America, Inc. | Adaptive video coding method |
GB2346282B (en) | 1999-01-28 | 2003-02-19 | Snell & Wilcox Ltd | Bit rate control in compression encoding |
JP2001136535A (ja) * | 1999-08-25 | 2001-05-18 | Fuji Xerox Co Ltd | 画像符号化装置および量子化特性決定装置 |
JP2003533103A (ja) * | 2000-04-27 | 2003-11-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ビデオ圧縮方法 |
US7424058B1 (en) * | 2000-09-28 | 2008-09-09 | Autodesk, Inc. | Variable bit-rate encoding |
KR100498445B1 (ko) * | 2002-05-30 | 2005-07-01 | 삼성전자주식회사 | 성능향상을 위한 동영상 압축방법 및 장치 |
US8054880B2 (en) * | 2004-12-10 | 2011-11-08 | Tut Systems, Inc. | Parallel rate control for digital video encoder with multi-processor architecture and picture-based look-ahead window |
US8111753B2 (en) * | 2003-02-06 | 2012-02-07 | Samsung Electronics Co., Ltd. | Video encoding method and video encoder for improving performance |
JP5280003B2 (ja) * | 2003-09-07 | 2013-09-04 | マイクロソフト コーポレーション | 映像コーデックにおけるスライス層 |
US7869503B2 (en) * | 2004-02-06 | 2011-01-11 | Apple Inc. | Rate and quality controller for H.264/AVC video coder and scene analyzer therefor |
US7492820B2 (en) * | 2004-02-06 | 2009-02-17 | Apple Inc. | Rate control for video coder employing adaptive linear regression bits modeling |
US7453938B2 (en) * | 2004-02-06 | 2008-11-18 | Apple Inc. | Target bitrate estimator, picture activity and buffer management in rate control for video coder |
US7986731B2 (en) * | 2004-02-06 | 2011-07-26 | Apple Inc. | H.264/AVC coder incorporating rate and quality controller |
US7848409B2 (en) * | 2005-05-02 | 2010-12-07 | Qualcomm Incorporated | Macroblock level bit allocation |
KR101045205B1 (ko) * | 2005-07-12 | 2011-06-30 | 삼성전자주식회사 | 화상 데이터 부호화 및 복호화 장치 및 방법 |
KR100813258B1 (ko) * | 2005-07-12 | 2008-03-13 | 삼성전자주식회사 | 화상 데이터 부호화 및 복호화 장치 및 방법 |
US8873877B2 (en) | 2011-11-01 | 2014-10-28 | Dolby Laboratories Licensing Corporation | Adaptive false contouring prevention in layered coding of images with extended dynamic range |
US9800875B2 (en) | 2015-04-10 | 2017-10-24 | Red.Com, Llc | Video camera with rate control video compression |
KR102620350B1 (ko) | 2017-07-05 | 2024-01-02 | 레드.컴, 엘엘씨 | 전자 디바이스에서의 비디오 이미지 데이터 처리 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5144426A (en) * | 1989-10-13 | 1992-09-01 | Matsushita Electric Industrial Co., Ltd. | Motion compensated prediction interframe coding system |
JPH0714209B2 (ja) * | 1989-12-20 | 1995-02-15 | 松下電器産業株式会社 | 動画像符号化装置 |
US5317397A (en) * | 1991-05-31 | 1994-05-31 | Kabushiki Kaisha Toshiba | Predictive coding using spatial-temporal filtering and plural motion vectors |
US5214507A (en) * | 1991-11-08 | 1993-05-25 | At&T Bell Laboratories | Video signal quantization for an mpeg like coding environment |
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 |
KR0134343B1 (ko) * | 1993-04-13 | 1998-04-29 | 김광호 | 양자화레벨을 이용한 부호화방법 및 그 장치 |
KR950010632A (ko) * | 1993-09-17 | 1995-04-28 | 배순훈 | 동영상부호화기 |
-
1994
- 1994-12-14 KR KR1019940034106A patent/KR0170937B1/ko not_active IP Right Cessation
-
1995
- 1995-12-13 US US08/571,568 patent/US5638126A/en not_active Expired - Lifetime
- 1995-12-14 CN CN95120435A patent/CN1101108C/zh not_active Expired - Lifetime
- 1995-12-14 JP JP34776595A patent/JP3814321B2/ja not_active Expired - Lifetime
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102223531A (zh) * | 2010-04-14 | 2011-10-19 | 新港传播媒介公司 | 固定缓冲的实时影像压缩技术 |
CN107396120B (zh) * | 2011-11-07 | 2020-03-06 | 佳能株式会社 | 图像编码设备和方法以及图像解码设备和方法 |
CN107396119A (zh) * | 2011-11-07 | 2017-11-24 | 佳能株式会社 | 图像编码设备和方法以及图像解码设备和方法 |
CN107396120A (zh) * | 2011-11-07 | 2017-11-24 | 佳能株式会社 | 图像编码设备和方法以及图像解码设备和方法 |
US10582199B2 (en) | 2011-11-07 | 2020-03-03 | Canon Kabushiki Kaisha | Image coding apparatus, image coding method, image decoding apparatus, image decoding method, and program |
CN107396119B (zh) * | 2011-11-07 | 2020-03-06 | 佳能株式会社 | 图像编码设备和方法以及图像解码设备和方法 |
US10609369B2 (en) | 2011-11-07 | 2020-03-31 | Canon Kabushiki Kaisha | Image coding apparatus, image coding method, image decoding apparatus, image decoding method, and program |
CN102724507B (zh) * | 2012-06-18 | 2014-10-15 | 上海交通大学 | 一种gpu加速编码器码率控制方法 |
CN102724507A (zh) * | 2012-06-18 | 2012-10-10 | 上海交通大学 | 一种gpu加速编码器码率控制方法 |
CN102724510A (zh) * | 2012-06-21 | 2012-10-10 | 中科开元信息技术(北京)有限公司 | 一种基于虚拟编码缓冲区充盈度的码率控制算法 |
CN102724510B (zh) * | 2012-06-21 | 2014-05-28 | 中科开元信息技术(北京)有限公司 | 一种基于虚拟编码缓冲区充盈度的码率控制算法 |
CN105761671A (zh) * | 2015-01-06 | 2016-07-13 | 伊格尼斯创新公司 | 提取有机发光器件的相关曲线的系统和方法 |
CN105761671B (zh) * | 2015-01-06 | 2020-09-29 | 伊格尼斯创新公司 | 提取有机发光器件的相关曲线的系统和方法 |
Also Published As
Publication number | Publication date |
---|---|
KR0170937B1 (ko) | 1999-03-20 |
JP3814321B2 (ja) | 2006-08-30 |
US5638126A (en) | 1997-06-10 |
JPH08256335A (ja) | 1996-10-01 |
KR960028437A (ko) | 1996-07-22 |
CN1101108C (zh) | 2003-02-05 |
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