JP2021061501A - 動画像変換装置及び方法 - Google Patents

動画像変換装置及び方法 Download PDF

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Publication number
JP2021061501A
JP2021061501A JP2019183899A JP2019183899A JP2021061501A JP 2021061501 A JP2021061501 A JP 2021061501A JP 2019183899 A JP2019183899 A JP 2019183899A JP 2019183899 A JP2019183899 A JP 2019183899A JP 2021061501 A JP2021061501 A JP 2021061501A
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Japan
Prior art keywords
image
unit
super
resolution
moving image
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JP2019183899A
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Japanese (ja)
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JP2021061501A5 (enExample
Inventor
中條　健
Takeshi Nakajo
健 中條
知宏 猪飼
Tomohiro Igai
知宏 猪飼
瑛一 佐々木
Eiichi Sasaki
瑛一 佐々木
伊藤　典男
Norio Ito
典男 伊藤
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Sharp Corp
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Sharp Corp
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Priority to JP2019183899A priority Critical patent/JP2021061501A/ja
Priority to CN202011054354.6A priority patent/CN112616059A/zh
Priority to US17/035,799 priority patent/US20210104019A1/en
Priority to CN202410990100.7A priority patent/CN118694987A/zh
Publication of JP2021061501A publication Critical patent/JP2021061501A/ja
Publication of JP2021061501A5 publication Critical patent/JP2021061501A5/ja
Priority to US18/610,360 priority patent/US20240221118A1/en
Priority to JP2024140665A priority patent/JP7745053B2/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G06T3/4053—Scaling of whole images or parts thereof, e.g. expanding or contracting based on super-resolution, i.e. the output image resolution being higher than the sensor resolution
    • 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
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/60—Memory management
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
    • 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
    • G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform

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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)
JP2019183899A 2019-10-04 2019-10-04 動画像変換装置及び方法 Pending JP2021061501A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2019183899A JP2021061501A (ja) 2019-10-04 2019-10-04 動画像変換装置及び方法
CN202011054354.6A CN112616059A (zh) 2019-10-04 2020-09-29 运动图像变换装置以及方法、编码数据生成装置
US17/035,799 US20210104019A1 (en) 2019-10-04 2020-09-29 Video converting apparatus and method
CN202410990100.7A CN118694987A (zh) 2019-10-04 2020-09-29 运动图像变换装置以及方法
US18/610,360 US20240221118A1 (en) 2019-10-04 2024-03-20 Video converting apparatus
JP2024140665A JP7745053B2 (ja) 2019-10-04 2024-08-22 動画像復号装置、符号化データ生成装置及び動画像復号方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019183899A JP2021061501A (ja) 2019-10-04 2019-10-04 動画像変換装置及び方法

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JP2021061501A true JP2021061501A (ja) 2021-04-15
JP2021061501A5 JP2021061501A5 (enExample) 2022-10-12

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JP2024140665A Active JP7745053B2 (ja) 2019-10-04 2024-08-22 動画像復号装置、符号化データ生成装置及び動画像復号方法

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US12206855B2 (en) * 2020-12-23 2025-01-21 Tencent America LLC Superresolution-based coding
CN117974442A (zh) * 2022-10-20 2024-05-03 戴尔产品有限公司 用于图像处理的方法、电子设备和计算机程序产品

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CN112616059A (zh) 2021-04-06
JP2024159908A (ja) 2024-11-08
CN118694987A (zh) 2024-09-24
US20210104019A1 (en) 2021-04-08
JP7745053B2 (ja) 2025-09-26
US20240221118A1 (en) 2024-07-04

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