JP2024513218A - フィルムグレイン符号化のためのメタデータ信号伝達および変換 - Google Patents

フィルムグレイン符号化のためのメタデータ信号伝達および変換 Download PDF

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JP2024513218A
JP2024513218A JP2023560943A JP2023560943A JP2024513218A JP 2024513218 A JP2024513218 A JP 2024513218A JP 2023560943 A JP2023560943 A JP 2023560943A JP 2023560943 A JP2023560943 A JP 2023560943A JP 2024513218 A JP2024513218 A JP 2024513218A
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grain
film grain
film
parameters
input
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Japanese (ja)
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JP2024513218A5 (https=
Inventor
トマス マッカーシー，ショーン
イン，ペン
ガヤトゥリ ラーマクリシュナ，ヴィジャヤクマール
チェマティ，キショア
シュリパッド パタンカー，カウストゥブ
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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
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Publication of JP2024513218A publication Critical patent/JP2024513218A/ja
Publication of JP2024513218A5 publication Critical patent/JP2024513218A5/ja
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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
    • H04N19/70—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • 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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20201—Motion blur correction

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2023560943A 2021-04-02 2022-03-31 フィルムグレイン符号化のためのメタデータ信号伝達および変換 Pending JP2024513218A (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
IN202141015755 2021-04-02
IN202141015755 2021-04-02
US202163210789P 2021-06-15 2021-06-15
US63/210,789 2021-06-15
IN202141029381 2021-06-30
IN202141029381 2021-06-30
US202163249401P 2021-09-28 2021-09-28
US63/249,401 2021-09-28
PCT/US2022/022958 WO2022212792A1 (en) 2021-04-02 2022-03-31 Metadata signaling and conversion for film grain encoding

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JP2024513218A true JP2024513218A (ja) 2024-03-22
JP2024513218A5 JP2024513218A5 (https=) 2025-03-10

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US (1) US12452441B2 (https=)
EP (1) EP4292286A1 (https=)
JP (1) JP2024513218A (https=)
WO (1) WO2022212792A1 (https=)

Families Citing this family (9)

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Publication number Priority date Publication date Assignee Title
CN119094797A (zh) * 2021-12-17 2024-12-06 交互数字Ce专利控股有限公司 用于转换胶片颗粒元数据的方法和装置
US20250343924A1 (en) * 2022-04-08 2025-11-06 Interdigital Ce Patent Holdings, Sas Reduction of film grain patterns
KR20250002385A (ko) * 2022-04-08 2025-01-07 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 필름 그레인 합성을 위해 단계적 스케일링 함수를 구분적 선형으로 변환
US20240095884A1 (en) * 2022-09-16 2024-03-21 Apple Inc. Systems and Methods for Film Grain Synthesis and Insertion
CN119999197A (zh) * 2022-10-28 2025-05-13 高通股份有限公司 利用动态噪声重建的视频解码的系统和方法
CN116708876B (zh) * 2023-05-06 2024-05-14 神力视界(深圳)文化科技有限公司 视频流处理、展示方法、计算机可读存储介质及电子设备
US20250106437A1 (en) * 2023-09-26 2025-03-27 Tencent America LLC Sei message for film grain synthesis
US20250227305A1 (en) * 2024-01-09 2025-07-10 Tencent America LLC Descriptors for film grain synthesis
WO2025202987A1 (en) * 2024-03-29 2025-10-02 Imax Corporation Film grain repetitive pattern scoring

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008522491A (ja) * 2004-11-24 2008-06-26 トムソン ライセンシング メディア再生装置における使用のためのフィルム粒子シミュレーション技術

Family Cites Families (2)

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Publication number Priority date Publication date Assignee Title
US10136152B2 (en) * 2014-03-24 2018-11-20 Qualcomm Incorporated Use of specific HEVC SEI messages for multi-layer video codecs
EP4017011A1 (en) * 2020-12-15 2022-06-22 Ateme Method and apparatus for film grain estimation and coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008522491A (ja) * 2004-11-24 2008-06-26 トムソン ライセンシング メディア再生装置における使用のためのフィルム粒子シミュレーション技術

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
A. M. TOURAPIS, ET AL.: "Film Grain Synthesis Support in AVC and HEVC", JOINT COLLABORATIVE TEAM ON VIDEO CODING (JCT-VC) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JCTVC-AL0022, JPN6025047415, 7 January 2020 (2020-01-07), pages 1 - 7, ISSN: 0005738347 *

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US20240179330A1 (en) 2024-05-30
EP4292286A1 (en) 2023-12-20
WO2022212792A1 (en) 2022-10-06
US12452441B2 (en) 2025-10-21

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