JP7662540B2 - ビデオコーディングにおけるｄｃイントラモード予測 - Google Patents

ビデオコーディングにおけるｄｃイントラモード予測 Download PDF

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JP7662540B2
JP7662540B2 JP2021573770A JP2021573770A JP7662540B2 JP 7662540 B2 JP7662540 B2 JP 7662540B2 JP 2021573770 A JP2021573770 A JP 2021573770A JP 2021573770 A JP2021573770 A JP 2021573770A JP 7662540 B2 JP7662540 B2 JP 7662540B2
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JP2022537155A (ja
JP2022537155A5 (enExample
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ラマスブラモニアン、アダルシュ・クリシュナン
ファン・デル・オーウェラ、ゲールト
ファン・バン、ルオン
カルチェビチ、マルタ
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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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/103—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
    • H04N19/134—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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021573770A 2019-06-20 2020-06-19 ビデオコーディングにおけるｄｃイントラモード予測 Active JP7662540B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962864422P 2019-06-20 2019-06-20
US62/864,422 2019-06-20
US201962866325P 2019-06-25 2019-06-25
US62/866,325 2019-06-25
US16/905,352 US11277616B2 (en) 2019-06-20 2020-06-18 DC intra mode prediction in video coding
US16/905,352 2020-06-18
PCT/US2020/038602 WO2020257559A1 (en) 2019-06-20 2020-06-19 Dc intra mode prediction in video coding

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JP2022537155A JP2022537155A (ja) 2022-08-24
JP2022537155A5 JP2022537155A5 (enExample) 2023-05-29
JP7662540B2 true JP7662540B2 (ja) 2025-04-15

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US (1) US11277616B2 (enExample)
EP (1) EP3987779A1 (enExample)
JP (1) JP7662540B2 (enExample)
KR (1) KR20220024029A (enExample)
CN (2) CN114009045B (enExample)
AU (1) AU2020294783B2 (enExample)
BR (1) BR112021024615A2 (enExample)
CA (1) CA3141934A1 (enExample)
CL (1) CL2021003354A1 (enExample)
CO (1) CO2021017161A2 (enExample)
IL (1) IL288324B2 (enExample)
MX (1) MX2021015788A (enExample)
MY (1) MY210334A (enExample)
PH (1) PH12021552959A1 (enExample)
SA (1) SA521431091B1 (enExample)
TW (1) TWI874414B (enExample)
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ZA (1) ZA202110594B (enExample)

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US11558605B2 (en) * 2020-01-23 2023-01-17 Tencent America LLC Video coding method and system based on multiple reference line intra prediction
EP4409879A1 (en) 2021-09-29 2024-08-07 Ofinno, LLC Intra prediction with multiple precision of angular parameters
WO2024248598A1 (ko) * 2023-06-01 2024-12-05 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Citations (2)

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US20190141318A1 (en) 2016-05-04 2019-05-09 Microsoft Technology Licensing, Llc Intra-picture prediction using non-adjacent reference lines of sample values
JP2022526304A (ja) 2019-03-21 2022-05-24 ホアウェイ・テクノロジーズ・カンパニー・リミテッド イントラ予測のための方法および装置

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EP4124034B1 (en) * 2010-12-22 2023-08-23 LG Electronics Inc. Intra prediction in video coding
ES2917123B1 (es) * 2015-09-11 2023-04-21 Kt Corp Método para modificar una muestra de predicción basado en interpredicción
CN109314782A (zh) * 2016-05-24 2019-02-05 夏普株式会社 用于帧内预测编码的系统和方法
EP3503553A4 (en) * 2016-09-22 2020-07-29 LG Electronics Inc. -1- INTER-PREDICTION PROCESS AND APPARATUS BASED ON LIGHTING COMPENSATION IN AN IMAGE CODING SYSTEM
US10742975B2 (en) 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
CN120568045A (zh) * 2017-10-18 2025-08-29 英迪股份有限公司 图像编码/解码方法以及存储有比特流的记录介质
CN115623196A (zh) 2018-05-12 2023-01-17 数码士有限公司 使用参考样本的视频信号处理方法及设备
PL3813369T3 (pl) * 2018-08-13 2025-06-23 Lg Electronics Inc. Sposób predykcji międzyramkowej na podstawie bazującego na historii wektora ruchu i urządzenie wykorzystujące ten sposób
US11178396B2 (en) * 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation

Patent Citations (2)

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US20190141318A1 (en) 2016-05-04 2019-05-09 Microsoft Technology Licensing, Llc Intra-picture prediction using non-adjacent reference lines of sample values
JP2022526304A (ja) 2019-03-21 2022-05-24 ホアウェイ・テクノロジーズ・カンパニー・リミテッド イントラ予測のための方法および装置

Non-Patent Citations (1)

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Title
F. Bossen, K. Misra，Non-CE3: On allowing non-MPM modes for ISP and non-zero reference line， JVET-N0437_r1 (version 3)，ITU-T，2019年03月30日，[online], [retrieved on 2024.06.05], Retrieved from the Internet:<URL:https://jvet-experts.org/doc_end_user/documents/14_Geneva/wg11/JVET-N0437-v3.zip>, JVET-N0437_r1.docx pp.1-4, JVET-N0437-VVC-WD-changes.docx pp.1-3

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CA3141934A1 (en) 2020-12-24
JP2022537155A (ja) 2022-08-24
US20200404281A1 (en) 2020-12-24
WO2020257559A1 (en) 2020-12-24
MX2021015788A (es) 2022-02-03
EP3987779A1 (en) 2022-04-27
CN114009045A (zh) 2022-02-01
TW202106010A (zh) 2021-02-01
AU2020294783A1 (en) 2022-01-06
BR112021024615A2 (pt) 2022-01-18
US11277616B2 (en) 2022-03-15
MY210334A (en) 2025-09-12
CL2021003354A1 (es) 2022-09-02
PH12021552959A1 (en) 2022-07-25
TWI874414B (zh) 2025-03-01
CN119729016A (zh) 2025-03-28
KR20220024029A (ko) 2022-03-03
IL288324B2 (en) 2025-05-01
AU2020294783B2 (en) 2025-11-13
SA521431091B1 (ar) 2024-10-01
CN114009045B (zh) 2025-03-11
IL288324A (en) 2022-01-01
CO2021017161A2 (es) 2022-01-17
ZA202110594B (en) 2025-01-29
IL288324B1 (en) 2025-01-01

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