KR20150052247A - 스케일러블 비디오 코딩에서의 변환 베이시스 조정 - Google Patents

스케일러블 비디오 코딩에서의 변환 베이시스 조정 Download PDF

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Publication number
KR20150052247A
KR20150052247A KR1020157008569A KR20157008569A KR20150052247A KR 20150052247 A KR20150052247 A KR 20150052247A KR 1020157008569 A KR1020157008569 A KR 1020157008569A KR 20157008569 A KR20157008569 A KR 20157008569A KR 20150052247 A KR20150052247 A KR 20150052247A
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South Korea
Prior art keywords
transform
video information
video
adjusted
matrix
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English (en)
Korean (ko)
Inventor
마르타 카르체비츠
리웨이 궈
로할스 호엘 솔레
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퀄컴 인코포레이티드
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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
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or 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
    • H04N19/10—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
    • H04N19/46—Embedding additional information in the video signal during the compression process

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020157008569A 2012-09-04 2013-08-30 스케일러블 비디오 코딩에서의 변환 베이시스 조정 Withdrawn KR20150052247A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261696713P 2012-09-04 2012-09-04
US61/696,713 2012-09-04
US14/014,016 US10194158B2 (en) 2012-09-04 2013-08-29 Transform basis adjustment in scalable video coding
US14/014,016 2013-08-29
PCT/US2013/057618 WO2014039398A1 (en) 2012-09-04 2013-08-30 Transform basis adjustment in scalable video coding

Publications (1)

Publication Number Publication Date
KR20150052247A true KR20150052247A (ko) 2015-05-13

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KR1020157008569A Withdrawn KR20150052247A (ko) 2012-09-04 2013-08-30 스케일러블 비디오 코딩에서의 변환 베이시스 조정

Country Status (6)

Country Link
US (1) US10194158B2 (enExample)
EP (1) EP2893703B1 (enExample)
JP (1) JP6293756B2 (enExample)
KR (1) KR20150052247A (enExample)
CN (1) CN104604224B (enExample)
WO (1) WO2014039398A1 (enExample)

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WO2017142085A1 (ja) 2016-02-17 2017-08-24 日本放送協会 符号化装置、復号装置及びプログラム
CN106168889B (zh) * 2016-06-21 2020-11-03 维沃移动通信有限公司 一种片源编码方法以及电子设备
US11445218B2 (en) 2017-11-24 2022-09-13 Sony Corporation Image processing apparatus and method
US11647214B2 (en) * 2018-03-30 2023-05-09 Qualcomm Incorporated Multiple transforms adjustment stages for video coding
JP7301951B2 (ja) * 2018-04-01 2023-07-03 エルジー エレクトロニクス インコーポレイティド 縮小された２次変換を用いて、ビデオ信号を処理する方法及び装置
US20220038702A1 (en) * 2018-09-20 2022-02-03 Nokia Technologies Oy A method and an apparatus for encoding and decoding of digital image/video material
US11871052B1 (en) * 2018-09-27 2024-01-09 Apple Inc. Multi-band rate control
CN113261284B (zh) 2018-11-01 2024-08-13 交互数字Vc控股公司 使用多重变换选择进行视频编码和解码
US10904563B2 (en) * 2019-01-02 2021-01-26 Tencent America LLC Method and apparatus for improved zero out transform
CN109788291A (zh) * 2019-02-12 2019-05-21 北京大学 一种数字视频变换方法、装置、设备及存储介质
GB2600617B (en) * 2019-07-05 2024-06-12 V Nova Int Ltd Quantization of residuals in video coding
CN110392265B (zh) * 2019-08-27 2022-03-25 广州虎牙科技有限公司 帧间运动估计方法、装置、电子设备及可读存储介质
CN111260022B (zh) * 2019-11-22 2023-09-05 中国电子科技集团公司第五十二研究所 一种卷积神经网络全int8定点量化的方法
CN111950716A (zh) * 2020-08-25 2020-11-17 云知声智能科技股份有限公司 一种优化int8的量化方法及系统
CN116156170B (zh) * 2023-04-24 2024-04-16 北京中星微人工智能芯片技术有限公司 数据流的发送方法、装置、电子设备和存储介质

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KR100186915B1 (ko) 1994-07-13 1999-05-01 모리시다 요이치 디지털 부호화 장치 및 디지털 부호 복호화 장치
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US7620252B2 (en) * 2005-04-22 2009-11-17 Hewlett-Packard Development Company, L.P. System and method for compressing an image
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KR101712097B1 (ko) * 2009-08-19 2017-03-03 삼성전자 주식회사 유연한 직교 변환에 기초한 영상 부호화, 복호화 방법 및 장치
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WO2012096194A1 (ja) 2011-01-14 2012-07-19 パナソニック株式会社 画像符号化方法、画像符号化装置、画像復号化方法、画像復号化装置および画像符号化復号化装置
CN103621081B (zh) 2011-06-10 2016-12-21 寰发股份有限公司 可伸缩视频编码方法及装置
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WO2017138791A1 (ko) * 2016-02-12 2017-08-17 삼성전자 주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
US10735731B2 (en) 2016-02-12 2020-08-04 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus
US11323709B2 (en) 2016-02-12 2022-05-03 Samsung Electronics Co.. Ltd. Image encoding method and apparatus, and image decoding method and apparatus
US11758138B2 (en) 2016-02-12 2023-09-12 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus
US12155831B2 (en) 2016-02-12 2024-11-26 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus

Also Published As

Publication number Publication date
EP2893703A1 (en) 2015-07-15
CN104604224B (zh) 2019-05-10
US20140064361A1 (en) 2014-03-06
JP2015530830A (ja) 2015-10-15
WO2014039398A1 (en) 2014-03-13
US10194158B2 (en) 2019-01-29
EP2893703B1 (en) 2019-05-15
CN104604224A (zh) 2015-05-06
JP6293756B2 (ja) 2018-03-14

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Patent event date: 20150402

Patent event code: PA01051R01D

Comment text: International Patent Application

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WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid