CN113574895B - 视频编解码方法、装置及存储介质 - Google Patents

视频编解码方法、装置及存储介质 Download PDF

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CN113574895B
CN113574895B CN202080020596.5A CN202080020596A CN113574895B CN 113574895 B CN113574895 B CN 113574895B CN 202080020596 A CN202080020596 A CN 202080020596A CN 113574895 B CN113574895 B CN 113574895B
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mode
prediction
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current block
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CN113574895A (zh
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赵亮
李翔
赵欣
刘杉
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Tencent America LLC
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Tencent America LLC
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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
    • H04N19/60—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
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/169—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding

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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)
CN202080020596.5A 2019-03-11 2020-03-11 视频编解码方法、装置及存储介质 Active CN113574895B (zh)

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US201962816855P 2019-03-11 2019-03-11
US62/816,855 2019-03-11
PCT/US2020/022163 WO2020185943A1 (en) 2019-03-11 2020-03-11 Improvement for inter pdpc mode

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CN113574895B true CN113574895B (zh) 2024-01-30

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US (1) US11470354B2 (https=)
EP (1) EP3939312A4 (https=)
JP (1) JP7416450B2 (https=)
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WO (1) WO2020185943A1 (https=)

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Publication number Priority date Publication date Assignee Title
US20220394298A1 (en) * 2019-12-27 2022-12-08 Interdigital Vc Holdings France Transform coding for inter-predicted video data
EP4162688A1 (en) * 2020-06-03 2023-04-12 Nokia Technologies Oy A method, an apparatus and a computer program product for video encoding and video decoding
CN115174908B (zh) * 2022-06-30 2023-09-15 北京百度网讯科技有限公司 视频编码的变换量化方法、装置、设备以及存储介质
US20240129454A1 (en) * 2022-10-17 2024-04-18 Tencent America LLC Boundary filtering on intrabc and intratmp coded blocks

Citations (2)

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CN108141608A (zh) * 2015-09-29 2018-06-08 高通股份有限公司 针对视频译码使用与位置相关的预测组合的改进视频帧内预测
WO2018231488A1 (en) * 2017-06-15 2018-12-20 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding

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US10212445B2 (en) 2014-10-09 2019-02-19 Qualcomm Incorporated Intra block copy prediction restrictions for parallel processing
US10306229B2 (en) 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
AU2018230328B2 (en) * 2017-03-10 2021-05-06 Hfi Innovation Inc. Method and apparatus of implicit intra coding tool settings with intra directional prediction modes for video coding
CN108810552B (zh) * 2017-04-28 2021-11-09 华为技术有限公司 图像预测方法和相关产品
US10757420B2 (en) * 2017-06-23 2020-08-25 Qualcomm Incorporated Combination of inter-prediction and intra-prediction in video coding

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
CN108141608A (zh) * 2015-09-29 2018-06-08 高通股份有限公司 针对视频译码使用与位置相关的预测组合的改进视频帧内预测
WO2018231488A1 (en) * 2017-06-15 2018-12-20 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding

Non-Patent Citations (1)

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Title
CE-10 related: M0390-M0096 combination, JVET-M0838-v2;F. Galpin等;Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 13th Meeting;全文 *

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US11470354B2 (en) 2022-10-11
US20200296421A1 (en) 2020-09-17
WO2020185943A1 (en) 2020-09-17
EP3939312A4 (en) 2022-04-27
EP3939312A1 (en) 2022-01-19
JP7416450B2 (ja) 2024-01-17
CN113574895A (zh) 2021-10-29

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