CN105264895B - 再取样过程中的中间数据的动态范围控制 - Google Patents

再取样过程中的中间数据的动态范围控制 Download PDF

Info

Publication number
CN105264895B
CN105264895B CN201480030534.7A CN201480030534A CN105264895B CN 105264895 B CN105264895 B CN 105264895B CN 201480030534 A CN201480030534 A CN 201480030534A CN 105264895 B CN105264895 B CN 105264895B
Authority
CN
China
Prior art keywords
video
reference layer
digit
intermediate output
bit depth
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201480030534.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN105264895A (zh
Inventor
陈建乐
李想
濮伟
马尔塔·卡切维奇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN105264895A publication Critical patent/CN105264895A/zh
Application granted granted Critical
Publication of CN105264895B publication Critical patent/CN105264895B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • 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
    • H04N19/615—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding using motion compensated temporal filtering [MCTF]
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201480030534.7A 2013-06-07 2014-06-04 再取样过程中的中间数据的动态范围控制 Active CN105264895B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361832648P 2013-06-07 2013-06-07
US61/832,648 2013-06-07
US14/294,913 2014-06-03
US14/294,913 US9762920B2 (en) 2013-06-07 2014-06-03 Dynamic range control of intermediate data in resampling process
PCT/US2014/040909 WO2014197595A1 (en) 2013-06-07 2014-06-04 Dynamic range control of intermediate data in resampling process

Publications (2)

Publication Number Publication Date
CN105264895A CN105264895A (zh) 2016-01-20
CN105264895B true CN105264895B (zh) 2019-06-14

Family

ID=52005457

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480030534.7A Active CN105264895B (zh) 2013-06-07 2014-06-04 再取样过程中的中间数据的动态范围控制

Country Status (7)

Country Link
US (1) US9762920B2 (enExample)
EP (1) EP3005706A1 (enExample)
JP (1) JP6479776B2 (enExample)
KR (2) KR102293104B1 (enExample)
CN (1) CN105264895B (enExample)
BR (1) BR112015030642B1 (enExample)
WO (1) WO2014197595A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140138538A (ko) * 2013-05-24 2014-12-04 주식회사 케이티 복수의 레이어를 지원하는 비디오 코딩 방법 및 장치
KR20150026927A (ko) * 2013-09-03 2015-03-11 주식회사 케이티 스케일러블 비디오 신호 인코딩/디코딩 방법 및 장치
US10769818B2 (en) * 2017-04-09 2020-09-08 Intel Corporation Smart compression/decompression schemes for efficiency and superior results
GB2586517B (en) * 2019-08-23 2022-06-15 Imagination Tech Ltd Methods and decompression units for decompressing a compressed block of image data

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020012006A1 (en) * 1998-04-07 2002-01-31 Alps Electric Co., Ltd. Image display device and driver circuit therefor
CN1456992A (zh) * 2002-04-10 2003-11-19 微软公司 近似双立方过滤器
CN101578882A (zh) * 2007-01-09 2009-11-11 高通股份有限公司 用于可缩放视频译码的自适应上取样

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7305034B2 (en) * 2002-04-10 2007-12-04 Microsoft Corporation Rounding control for multi-stage interpolation
US20050259729A1 (en) * 2004-05-21 2005-11-24 Shijun Sun Video coding with quality scalability
US8023569B2 (en) * 2005-12-15 2011-09-20 Sharp Laboratories Of America, Inc. Methods and systems for block-based residual upsampling
US7956930B2 (en) * 2006-01-06 2011-06-07 Microsoft Corporation Resampling and picture resizing operations for multi-resolution video coding and decoding
US8451899B2 (en) * 2006-01-09 2013-05-28 Lg Electronics Inc. Inter-layer prediction method for video signal
EP1933563A1 (en) * 2006-12-14 2008-06-18 Thomson Licensing Method and apparatus for encoding and/or decoding bit depth scalable video data using adaptive enhancement layer residual prediction
EP2127395B1 (en) * 2007-01-10 2016-08-17 Thomson Licensing Video encoding method and video decoding method for enabling bit depth scalability
US20100220789A1 (en) * 2007-10-19 2010-09-02 Wu Yuwen Combined spatial and bit-depth scalability
EP2396967B1 (en) * 2009-02-11 2018-10-10 InterDigital Madison Patent Holdings Methods and apparatus for bit depth scalable video encoding and decoding utilizing tone mapping and inverse tone mapping
WO2011126272A2 (en) * 2010-04-05 2011-10-13 Samsung Electronics Co., Ltd. Method and apparatus for encoding video by using dynamic-range transformation, and method and apparatus for decoding video by using dynamic-range transformation
EP2658260B1 (en) * 2010-12-22 2020-12-09 Panasonic Corporation Image encoding apparatus, image decoding apparatus, image encoding method, and image decoding method for bit-depth scalability
PL4099700T3 (pl) * 2011-01-07 2025-03-03 Nokia Technologies Oy Predykcja ruchu w kodowaniu wideo
US20120307889A1 (en) * 2011-06-01 2012-12-06 Sharp Laboratories Of America, Inc. Video decoder with dynamic range adjustments
EP2728874A4 (en) * 2011-06-30 2015-05-20 Samsung Electronics Co Ltd VIDEO CODING METHOD AND BITTIEFEN ADJUSTMENT FOR FIXED COMMERCIAL CONVERSION AND DEVICE THEREFOR, AND VIDEO CODING METHOD AND DEVICE THEREFOR
WO2013069958A1 (ko) * 2011-11-07 2013-05-16 삼성전자 주식회사 비디오 복호화 과정에서 역양자화 및 역변환의 데이터를 클리핑하는 역변환 방법 및 그 장치

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020012006A1 (en) * 1998-04-07 2002-01-31 Alps Electric Co., Ltd. Image display device and driver circuit therefor
CN1456992A (zh) * 2002-04-10 2003-11-19 微软公司 近似双立方过滤器
CN101578882A (zh) * 2007-01-09 2009-11-11 高通股份有限公司 用于可缩放视频译码的自适应上取样

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
《Description of scalable video coding technology proposal by Qualcomm(configuration 2)》;CHEN J ET AL;《11.JCT-VC MEETING;102.MPEG MEETING;SHANGHAI》;20121002;第JCTVC-K0036卷;全文 *
《Windows Media Video 9: overview and applications》;SRINIVASAN S ET AL;《ELSEVIER SCIENCEDIRECT, SIGNAL PROCESSING: IMAGE COMMUNICATION》;20041001;第851-875页 *
《一种用于层间预测的自适应插值方法》;张婵等;《解放军理工大学学报》;20091231;第10卷;第2-3页 *

Also Published As

Publication number Publication date
KR102293104B1 (ko) 2021-08-23
CN105264895A (zh) 2016-01-20
JP6479776B2 (ja) 2019-03-06
EP3005706A1 (en) 2016-04-13
US9762920B2 (en) 2017-09-12
BR112015030642A2 (pt) 2017-07-25
US20140362909A1 (en) 2014-12-11
WO2014197595A1 (en) 2014-12-11
BR112015030642B1 (pt) 2023-04-11
KR20200105977A (ko) 2020-09-09
JP2016523476A (ja) 2016-08-08
KR20160017045A (ko) 2016-02-15

Similar Documents

Publication Publication Date Title
CN105075258B (zh) 针对具有不同纵横比的空间可缩放性的层间参考图片建构
CN105103560B (zh) 用于仅高级语法可缩放视频译码的层间参考图片限制
CN105191315B (zh) 一种用于对视频信息进行译码的方法和设备
CN106416259B (zh) 用于视频编码或视频解码的方法和装置
CN105474647B (zh) 关于多层视频译码中的层间预测类型的处理位流限制
CN112740681B (zh) 自适应多重变换译码
CN104704833B (zh) 多视图或3维视频译码中的高级视图间残差预测
CN104604224B (zh) 可缩放视频译码中的变换基底调整
CN106464918B (zh) 用信号表示用于位流分区的hrd参数
CN105900426B (zh) 用于对视频信息进行译码的设备、方法和计算机可读媒体
CN106105206B (zh) 用于使用置零系数的低复杂度正变换的系统和方法
CN105493506B (zh) 在参数集中用信号通知视图id位深度
CN106105209B (zh) 多层视频编解码器的级别定义
CN105900430B (zh) 一种译码视频信息的方法、设备及计算机可读媒体
KR101810312B1 (ko) 스케일링 팩터를 사용하는 리샘플링
CN104798372B (zh) 在视频译码中针对高效率视频译码(hevc)扩展对多个层的低复杂性支持
CN104429072B (zh) 自适应差域空间和时间参考重构及平滑
CN110100439A (zh) 用于视频译码的帧内预测技术
CN109716771A (zh) 用于视频译码的线性模型色度帧内预测
CN105284113A (zh) 分量间滤波
CN108353167A (zh) 译码视频数据的正负号信息
CN106664425A (zh) 视频译码中的跨分量预测
CN104221381A (zh) 用于视频译码的波前并行处理
CN105432085A (zh) 对多层视频译码的层间预测信令的优化
CN106464919A (zh) 视频译码中用于第0个输出层集合的简档、层次、层级

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant