CN1101108C - 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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- CN1101108C CN1101108C CN95120435A CN95120435A CN1101108C CN 1101108 C CN1101108 C CN 1101108C CN 95120435 A CN95120435 A CN 95120435A CN 95120435 A CN95120435 A CN 95120435A CN 1101108 C CN1101108 C CN 1101108C
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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
-
- 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
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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Abstract
Description
Claims (2)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR34106/94 | 1994-12-14 | ||
KR34106/1994 | 1994-12-14 | ||
KR1019940034106A KR0170937B1 (ko) | 1994-12-14 | 1994-12-14 | 영상 데이타 부호화 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1138805A CN1138805A (zh) | 1996-12-25 |
CN1101108C true 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) |
Families Citing this family (27)
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 |
EP1279295A1 (en) * | 2000-04-27 | 2003-01-29 | Koninklijke Philips Electronics N.V. | Video compression |
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 |
EP1656793B1 (en) * | 2003-09-07 | 2019-11-27 | Microsoft Technology Licensing, LLC | Slice layer in video codec |
US7453938B2 (en) * | 2004-02-06 | 2008-11-18 | Apple Inc. | Target bitrate estimator, picture activity and buffer management in rate control for video coder |
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 |
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 |
US8331709B2 (en) * | 2010-04-14 | 2012-12-11 | Newport Media, Inc. | Fixed buffer real-time image compression technique |
EP2774361B1 (en) | 2011-11-01 | 2015-09-16 | Dolby Laboratories Licensing Corporation | Adaptive false contouring prevention in layered coding of images with extended dynamic range |
JP6080375B2 (ja) * | 2011-11-07 | 2017-02-15 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
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 |
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 |
DE102016200032A1 (de) * | 2015-01-06 | 2016-07-07 | Ignis Innovation Inc. | System und Verfahren zum Extrahieren von Korrelationskurven für eine organische Leuchtvorrichtung |
EP3259848A4 (en) * | 2015-04-10 | 2018-10-24 | 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 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5089888A (en) * | 1989-12-20 | 1992-02-18 | Matsushita Electric Industrial Co., Ltd. | Moving-image signal encoding apparatus with variably selected quanitization step size |
US5144426A (en) * | 1989-10-13 | 1992-09-01 | Matsushita Electric Industrial Co., Ltd. | Motion compensated prediction interframe coding system |
US5214507A (en) * | 1991-11-08 | 1993-05-25 | At&T Bell Laboratories | Video signal quantization for an mpeg like coding environment |
US5333012A (en) * | 1991-12-16 | 1994-07-26 | Bell Communications Research, Inc. | Motion compensating coder employing an image coding control method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5317397A (en) * | 1991-05-31 | 1994-05-31 | Kabushiki Kaisha Toshiba | Predictive coding using spatial-temporal filtering and plural motion vectors |
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
Patent Citations (4)
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 |
US5089888A (en) * | 1989-12-20 | 1992-02-18 | Matsushita Electric Industrial Co., Ltd. | Moving-image signal encoding apparatus with variably selected quanitization step size |
US5214507A (en) * | 1991-11-08 | 1993-05-25 | At&T Bell Laboratories | Video signal quantization for an mpeg like coding environment |
US5333012A (en) * | 1991-12-16 | 1994-07-26 | Bell Communications Research, Inc. | Motion compensating coder employing an image coding control method |
Also Published As
Publication number | Publication date |
---|---|
CN1138805A (zh) | 1996-12-25 |
JP3814321B2 (ja) | 2006-08-30 |
JPH08256335A (ja) | 1996-10-01 |
KR960028437A (ko) | 1996-07-22 |
KR0170937B1 (ko) | 1999-03-20 |
US5638126A (en) | 1997-06-10 |
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20030523 Patentee after: Daewoo Electronics Co., Ltd. Patentee before: Daewoo Electronics Co., Ltd. |
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ASS | Succession or assignment of patent right |
Owner name: FENGYE VISION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: DAEWOO ELECTRONICS CO., LTD. Effective date: 20130419 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20130419 Address after: Ontario Patentee after: Fengye Vision Technology Co., Ltd. Address before: Seoul, South Kerean Patentee before: Daewoo Electronics Co., Ltd. |
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