JP6479776B2 - リサンプリングプロセスにおける中間データのダイナミックレンジ制御 - Google Patents

リサンプリングプロセスにおける中間データのダイナミックレンジ制御 Download PDF

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JP6479776B2
JP6479776B2 JP2016517963A JP2016517963A JP6479776B2 JP 6479776 B2 JP6479776 B2 JP 6479776B2 JP 2016517963 A JP2016517963 A JP 2016517963A JP 2016517963 A JP2016517963 A JP 2016517963A JP 6479776 B2 JP6479776 B2 JP 6479776B2
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video
intermediate output
bits
layer
reference layer
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JP2016523476A5 (enExample
JP2016523476A (ja
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チェン、ジャンレ
リ、シャン
プ、ウェイ
カークゼウィックズ、マルタ
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/30—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2016517963A 2013-06-07 2014-06-04 リサンプリングプロセスにおける中間データのダイナミックレンジ制御 Active JP6479776B2 (ja)

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 (3)

Publication Number Publication Date
JP2016523476A JP2016523476A (ja) 2016-08-08
JP2016523476A5 JP2016523476A5 (enExample) 2017-06-22
JP6479776B2 true JP6479776B2 (ja) 2019-03-06

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JP2016517963A Active JP6479776B2 (ja) 2013-06-07 2014-06-04 リサンプリングプロセスにおける中間データのダイナミックレンジ制御

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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

Family Cites Families (18)

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US6331862B1 (en) * 1988-07-06 2001-12-18 Lg Philips Lcd Co., Ltd. Image expansion display and driver
US7110459B2 (en) * 2002-04-10 2006-09-19 Microsoft Corporation Approximate bicubic filter
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
US8199812B2 (en) * 2007-01-09 2012-06-12 Qualcomm Incorporated Adaptive upsampling for scalable video coding
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

Also Published As

Publication number Publication date
KR102293104B1 (ko) 2021-08-23
CN105264895A (zh) 2016-01-20
EP3005706A1 (en) 2016-04-13
US9762920B2 (en) 2017-09-12
BR112015030642A2 (pt) 2017-07-25
CN105264895B (zh) 2019-06-14
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

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