CN104604224B - 可缩放视频译码中的变换基底调整 - Google Patents

可缩放视频译码中的变换基底调整 Download PDF

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Publication number
CN104604224B
CN104604224B CN201380045941.0A CN201380045941A CN104604224B CN 104604224 B CN104604224 B CN 104604224B CN 201380045941 A CN201380045941 A CN 201380045941A CN 104604224 B CN104604224 B CN 104604224B
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function
transformation
transformation matrix
video
video information
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CN104604224A (zh
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马尔塔·卡切维奇
郭立威
罗哈斯 霍埃尔·索赖
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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
    • 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)
CN201380045941.0A 2012-09-04 2013-08-30 可缩放视频译码中的变换基底调整 Expired - Fee Related CN104604224B (zh)

Applications Claiming Priority (5)

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

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CN104604224A CN104604224A (zh) 2015-05-06
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US (1) US10194158B2 (https=)
EP (1) EP2893703B1 (https=)
JP (1) JP6293756B2 (https=)
KR (1) KR20150052247A (https=)
CN (1) CN104604224B (https=)
WO (1) WO2014039398A1 (https=)

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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
KR20200092315A (ko) * 2017-11-24 2020-08-03 소니 주식회사 화상 처리 장치 및 방법
US11647214B2 (en) * 2018-03-30 2023-05-09 Qualcomm Incorporated Multiple transforms adjustment stages for video coding
CN115604470B (zh) * 2018-04-01 2025-09-05 Lg电子株式会社 视频编解码方法、计算机可读存储介质及发送方法
WO2020058568A1 (en) * 2018-09-20 2020-03-26 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
GB2619640B (en) * 2019-07-05 2024-06-05 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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Publication number Publication date
EP2893703A1 (en) 2015-07-15
KR20150052247A (ko) 2015-05-13
WO2014039398A1 (en) 2014-03-13
JP2015530830A (ja) 2015-10-15
JP6293756B2 (ja) 2018-03-14
US10194158B2 (en) 2019-01-29
US20140064361A1 (en) 2014-03-06
CN104604224A (zh) 2015-05-06
EP2893703B1 (en) 2019-05-15

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