CN1726709A - 利用基于图像的超前查看窗口进行速率控制 - Google Patents
利用基于图像的超前查看窗口进行速率控制 Download PDFInfo
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- CN1726709A CN1726709A CNA2003801057469A CN200380105746A CN1726709A CN 1726709 A CN1726709 A CN 1726709A CN A2003801057469 A CNA2003801057469 A CN A2003801057469A CN 200380105746 A CN200380105746 A CN 200380105746A CN 1726709 A CN1726709 A CN 1726709A
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Abstract
Description
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Claims (41)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/316,483 | 2002-12-10 | ||
US10/316,483 US7099389B1 (en) | 2002-12-10 | 2002-12-10 | Rate control with picture-based lookahead window |
PCT/US2003/039184 WO2004054158A2 (en) | 2002-12-10 | 2003-12-09 | Rate control with picture-based lookahead window |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1726709A true CN1726709A (zh) | 2006-01-25 |
CN1726709B CN1726709B (zh) | 2010-09-29 |
Family
ID=32505954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2003801057469A Expired - Fee Related CN1726709B (zh) | 2002-12-10 | 2003-12-09 | 用于对未压缩数字视频序列的图像进行编码的方法和装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7099389B1 (zh) |
EP (1) | EP1588557A4 (zh) |
JP (1) | JP4434959B2 (zh) |
KR (1) | KR101012600B1 (zh) |
CN (1) | CN1726709B (zh) |
AU (1) | AU2003296418B2 (zh) |
CA (1) | CA2507503C (zh) |
NZ (1) | NZ540501A (zh) |
WO (1) | WO2004054158A2 (zh) |
Cited By (3)
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CN103493481A (zh) * | 2011-01-28 | 2014-01-01 | 艾艾欧有限公司 | 基于场景的适应性比特率控制 |
CN103636202B (zh) * | 2011-06-22 | 2017-10-31 | 高通股份有限公司 | 视频译码中的量化参数预测 |
CN110753242A (zh) * | 2019-11-01 | 2020-02-04 | 深圳市梦网百科信息技术有限公司 | 一种转码片源帧层量化参数调整方法和系统 |
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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 |
FR2851111B1 (fr) * | 2003-02-10 | 2005-07-22 | Nextream France | Dispositif de codage d'un flux de donnees video |
CN101390296A (zh) * | 2003-06-26 | 2009-03-18 | 汤姆森特许公司 | 多通路视频速率控制以匹配滑动窗口信道限制 |
US7602851B2 (en) * | 2003-07-18 | 2009-10-13 | Microsoft Corporation | Intelligent differential quantization of video coding |
US7738554B2 (en) | 2003-07-18 | 2010-06-15 | Microsoft Corporation | DC coefficient signaling at small quantization step sizes |
US8218624B2 (en) | 2003-07-18 | 2012-07-10 | Microsoft Corporation | Fractional quantization step sizes for high bit rates |
US10554985B2 (en) | 2003-07-18 | 2020-02-04 | Microsoft Technology Licensing, Llc | DC coefficient signaling at small quantization step sizes |
US7330509B2 (en) * | 2003-09-12 | 2008-02-12 | International Business Machines Corporation | Method for video transcoding with adaptive frame rate control |
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US7535959B2 (en) * | 2003-10-16 | 2009-05-19 | Nvidia Corporation | Apparatus, system, and method for video encoder rate control |
US7580461B2 (en) * | 2004-02-27 | 2009-08-25 | Microsoft Corporation | Barbell lifting for wavelet coding |
JP2005294977A (ja) * | 2004-03-31 | 2005-10-20 | Ulead Systems Inc | スライドウィンドウ(slidingwindow)を用いた2パスビデオエンコーディング方法とシステム |
US7801383B2 (en) | 2004-05-15 | 2010-09-21 | Microsoft Corporation | Embedded scalar quantizers with arbitrary dead-zone ratios |
WO2006093306A1 (ja) * | 2005-03-03 | 2006-09-08 | Pioneer Corporation | 画像符号化方式変換装置及び方法 |
US8422546B2 (en) | 2005-05-25 | 2013-04-16 | Microsoft Corporation | Adaptive video encoding using a perceptual model |
US8625914B2 (en) | 2013-02-04 | 2014-01-07 | Sony Corporation | Image processing system, image processing method and program |
JP4784188B2 (ja) * | 2005-07-25 | 2011-10-05 | ソニー株式会社 | 画像処理装置、画像処理方法およびプログラム |
US7903733B2 (en) | 2006-01-26 | 2011-03-08 | Qualcomm Incorporated | Adaptive filtering to enhance video encoder performance |
US8009963B2 (en) * | 2006-01-26 | 2011-08-30 | Qualcomm Incorporated | Adaptive filtering to enhance video bit-rate control performance |
US8503536B2 (en) | 2006-04-07 | 2013-08-06 | Microsoft Corporation | Quantization adjustments for DC shift artifacts |
US8059721B2 (en) | 2006-04-07 | 2011-11-15 | Microsoft Corporation | Estimating sample-domain distortion in the transform domain with rounding compensation |
US8130828B2 (en) | 2006-04-07 | 2012-03-06 | Microsoft Corporation | Adjusting quantization to preserve non-zero AC coefficients |
US7995649B2 (en) | 2006-04-07 | 2011-08-09 | Microsoft Corporation | Quantization adjustment based on texture level |
US7974340B2 (en) | 2006-04-07 | 2011-07-05 | Microsoft Corporation | Adaptive B-picture quantization control |
US8711925B2 (en) | 2006-05-05 | 2014-04-29 | Microsoft Corporation | Flexible quantization |
US9332274B2 (en) * | 2006-07-07 | 2016-05-03 | Microsoft Technology Licensing, Llc | Spatially scalable video coding |
KR100837410B1 (ko) | 2006-11-30 | 2008-06-12 | 삼성전자주식회사 | 주관적인 무손실 이미지 데이터 압축 방법 및 장치 |
US8411734B2 (en) | 2007-02-06 | 2013-04-02 | Microsoft Corporation | Scalable multi-thread video decoding |
US8238424B2 (en) | 2007-02-09 | 2012-08-07 | Microsoft Corporation | Complexity-based adaptive preprocessing for multiple-pass video compression |
US20080198932A1 (en) * | 2007-02-21 | 2008-08-21 | Nucore Technology Inc. | Complexity-based rate control using adaptive prefilter |
JP2008206060A (ja) * | 2007-02-22 | 2008-09-04 | Sony Corp | 記録装置および方法、並びにプログラム |
US8498335B2 (en) | 2007-03-26 | 2013-07-30 | Microsoft Corporation | Adaptive deadzone size adjustment in quantization |
US8243797B2 (en) | 2007-03-30 | 2012-08-14 | Microsoft Corporation | Regions of interest for quality adjustments |
US8442337B2 (en) | 2007-04-18 | 2013-05-14 | Microsoft Corporation | Encoding adjustments for animation content |
US8331438B2 (en) | 2007-06-05 | 2012-12-11 | Microsoft Corporation | Adaptive selection of picture-level quantization parameters for predicted video pictures |
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US8189933B2 (en) | 2008-03-31 | 2012-05-29 | Microsoft Corporation | Classifying and controlling encoding quality for textured, dark smooth and smooth video content |
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CN105519108B (zh) * | 2012-01-09 | 2019-11-29 | 华为技术有限公司 | 量化矩阵编码的加权预测方法和装置 |
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KR20170017573A (ko) * | 2015-08-07 | 2017-02-15 | 삼성전자주식회사 | 영상 데이터 처리 방법 및 이를 지원하는 전자 장치 |
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CN116347080B (zh) * | 2023-03-27 | 2023-10-31 | 苏州利博特信息科技有限公司 | 基于下采样处理的智能算法应用系统及方法 |
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- 2003-12-09 WO PCT/US2003/039184 patent/WO2004054158A2/en active Application Filing
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103493481A (zh) * | 2011-01-28 | 2014-01-01 | 艾艾欧有限公司 | 基于场景的适应性比特率控制 |
CN103636202B (zh) * | 2011-06-22 | 2017-10-31 | 高通股份有限公司 | 视频译码中的量化参数预测 |
CN110753242A (zh) * | 2019-11-01 | 2020-02-04 | 深圳市梦网百科信息技术有限公司 | 一种转码片源帧层量化参数调整方法和系统 |
CN110753242B (zh) * | 2019-11-01 | 2021-10-12 | 深圳市梦网视讯有限公司 | 一种转码片源帧层量化参数调整方法和系统 |
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WO2004054158A3 (en) | 2004-12-16 |
US7099389B1 (en) | 2006-08-29 |
CA2507503A1 (en) | 2004-06-24 |
NZ540501A (en) | 2006-06-30 |
EP1588557A2 (en) | 2005-10-26 |
WO2004054158A2 (en) | 2004-06-24 |
JP2006509444A (ja) | 2006-03-16 |
AU2003296418A1 (en) | 2004-06-30 |
AU2003296418B2 (en) | 2008-10-23 |
JP4434959B2 (ja) | 2010-03-17 |
CN1726709B (zh) | 2010-09-29 |
EP1588557A4 (en) | 2009-07-15 |
KR101012600B1 (ko) | 2011-02-10 |
KR20050085451A (ko) | 2005-08-29 |
CA2507503C (en) | 2011-06-28 |
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