JP7445601B2 - 奥行きの符号化及び復号化方法及び装置 - Google Patents

奥行きの符号化及び復号化方法及び装置 Download PDF

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JP7445601B2
JP7445601B2 JP2020555057A JP2020555057A JP7445601B2 JP 7445601 B2 JP7445601 B2 JP 7445601B2 JP 2020555057 A JP2020555057 A JP 2020555057A JP 2020555057 A JP2020555057 A JP 2020555057A JP 7445601 B2 JP7445601 B2 JP 7445601B2
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フリュールー，ジュリアン
ドレ，ルノー
タピ，ティエリー
チュードル，フランク
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インターデジタル ヴイシー ホールディングス， インコーポレイテッド
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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
    • H04N19/124—Quantisation
    • 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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/10—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
    • H04N19/179—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 a scene or a shot
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
JP2020555057A 2018-04-13 2019-04-09 奥行きの符号化及び復号化方法及び装置 Active JP7445601B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18305462.6A EP3554074A1 (en) 2018-04-13 2018-04-13 Methods and apparatus for depth encoding and decoding
EP18305462.6 2018-04-13
PCT/US2019/026433 WO2019199714A1 (en) 2018-04-13 2019-04-09 Methods and apparatus for depth encoding and decoding

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JP2021521678A JP2021521678A (ja) 2021-08-26
JPWO2019199714A5 JPWO2019199714A5 (https=) 2022-04-18
JP2021521678A5 JP2021521678A5 (https=) 2022-04-18
JP7445601B2 true JP7445601B2 (ja) 2024-03-07

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US (1) US11671596B2 (https=)
EP (2) EP3554074A1 (https=)
JP (1) JP7445601B2 (https=)
CN (1) CN112219398B (https=)
WO (1) WO2019199714A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7320352B2 (ja) * 2016-12-28 2023-08-03 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 三次元モデル送信方法、三次元モデル受信方法、三次元モデル送信装置及び三次元モデル受信装置
JP7278719B2 (ja) * 2018-06-27 2023-05-22 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
WO2020072842A1 (en) * 2018-10-05 2020-04-09 Interdigital Vc Holdings, Inc. Methods and apparatus for depth encoding and decoding
US11956478B2 (en) * 2019-01-09 2024-04-09 Tencent America LLC Method and apparatus for point cloud chunking for improved patch packing and coding efficiency
EP3713237A1 (en) 2019-03-20 2020-09-23 InterDigital VC Holdings, Inc. A method and apparatus for depth encoding and decoding
WO2020230710A1 (ja) * 2019-05-10 2020-11-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
WO2021045536A1 (en) * 2019-09-04 2021-03-11 Wilus Institute Of Standards And Technology Inc. Video encoding and decoding acceleration utilizing imu sensor data for cloud virtual reality
KR102799921B1 (ko) 2019-09-14 2025-04-25 바이트댄스 아이엔씨 크로마 디블로킹 필터링을 위한 양자화 파라미터
WO2021072177A1 (en) 2019-10-09 2021-04-15 Bytedance Inc. Cross-component adaptive loop filtering in video coding
EP4029264A4 (en) 2019-10-14 2022-11-23 ByteDance Inc. Joint coding of chroma residual and filtering in video processing
WO2021118977A1 (en) 2019-12-09 2021-06-17 Bytedance Inc. Using quantization groups in video coding
WO2021138293A1 (en) 2019-12-31 2021-07-08 Bytedance Inc. Adaptive color transform in video coding
JP7436680B2 (ja) 2020-01-05 2024-02-22 北京字節跳動網絡技術有限公司 映像コーディングのための一般制約情報
WO2021143896A1 (en) 2020-01-18 2021-07-22 Beijing Bytedance Network Technology Co., Ltd. Adaptive colour transform in image/video coding
EP4101173A1 (en) 2020-02-06 2022-12-14 PCMS Holdings, Inc. 3d point cloud enhancement with multiple measurements
EP4218237A1 (en) * 2020-09-22 2023-08-02 InterDigital CE Patent Holdings, SAS A method and apparatus for encoding mpi-based volumetric video
GB2605965B (en) * 2021-04-16 2026-03-04 Canon Kk Methods and devices for improving storage and transmission of uncompressed data while using a standard format
CN113747155B (zh) * 2021-09-06 2022-08-19 中国电信股份有限公司 特征量化方法和装置、编码器、通信系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130022111A1 (en) 2011-07-22 2013-01-24 Qualcomm Incorporated Coding motion depth maps with depth range variation
US20160337665A1 (en) 2014-10-08 2016-11-17 Lg Electronics Inc. Method and device for processing camera parameter in 3d video coding
JP2018514145A (ja) 2015-04-06 2018-05-31 ドルビー ラボラトリーズ ライセンシング コーポレイション ハイダイナミックレンジ映像符号化における、ループ内ブロックベース画像再構成

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1591963B1 (en) * 2004-04-29 2008-07-09 Mitsubishi Electric Information Technology Centre Europe B.V. Adaptive quantisation of a depth map
KR101642965B1 (ko) 2009-12-21 2016-07-26 삼성전자주식회사 비트 심도 감소를 이용한 깊이 영상 처리 장치 및 방법
RU2571511C2 (ru) 2011-07-22 2015-12-20 Квэлкомм Инкорпорейтед Кодирование карт глубин движения с изменением диапазона глубины
US20130069968A1 (en) * 2011-09-16 2013-03-21 Qualcomm Mems Technologies, Inc. Methods and apparatus for hybrid halftoning of an image
EP2974310B1 (en) * 2013-03-13 2019-01-02 Huawei Technologies Co., Ltd. Method for sub-range based coding a depth lookup table
BR112015022685A2 (pt) 2013-04-12 2017-12-12 Intel Corp codificação de profundidade simplificada dependente de tamanho de unidade de codificação para codificação de vídeo 3d.
AU2013206815A1 (en) * 2013-07-11 2015-03-05 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data
US9294766B2 (en) * 2013-09-09 2016-03-22 Apple Inc. Chroma quantization in video coding
WO2017203930A1 (en) * 2016-05-27 2017-11-30 Sharp Kabushiki Kaisha Systems and methods for varying quantization parameters
US11019339B2 (en) * 2017-07-12 2021-05-25 Futurewei Technologies, Inc. Fractional quantization parameter offset in video compression
KR102432486B1 (ko) * 2017-11-22 2022-08-12 삼성전자주식회사 비디오 복호화 장치 및 이를 포함하는 컴퓨팅 시스템 및 비디오 복호화 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130022111A1 (en) 2011-07-22 2013-01-24 Qualcomm Incorporated Coding motion depth maps with depth range variation
JP2014526192A (ja) 2011-07-22 2014-10-02 クゥアルコム・インコーポレイテッド 深度範囲の変動を伴う動き深度マップのコーディング
US20160337665A1 (en) 2014-10-08 2016-11-17 Lg Electronics Inc. Method and device for processing camera parameter in 3d video coding
JP2017508371A (ja) 2014-10-08 2017-03-23 エルジー エレクトロニクス インコーポレイティド ３ｄビデオコーディングにおけるカメラパラメータ処理方法および装置
JP2018514145A (ja) 2015-04-06 2018-05-31 ドルビー ラボラトリーズ ライセンシング コーポレイション ハイダイナミックレンジ映像符号化における、ループ内ブロックベース画像再構成

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EP3777154A1 (en) 2021-02-17
WO2019199714A1 (en) 2019-10-17
CN112219398B (zh) 2023-12-05
US11671596B2 (en) 2023-06-06
EP3554074A1 (en) 2019-10-16
CN112219398A (zh) 2021-01-12
JP2021521678A (ja) 2021-08-26
US20210385454A1 (en) 2021-12-09

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