KR20240015154A - 비디오 압축을 위한 변환을 구성하는 방법 및 장치 - Google Patents
비디오 압축을 위한 변환을 구성하는 방법 및 장치 Download PDFInfo
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- KR20240015154A KR20240015154A KR1020247002343A KR20247002343A KR20240015154A KR 20240015154 A KR20240015154 A KR 20240015154A KR 1020247002343 A KR1020247002343 A KR 1020247002343A KR 20247002343 A KR20247002343 A KR 20247002343A KR 20240015154 A KR20240015154 A KR 20240015154A
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- 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
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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- 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
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- Engineering & Computer Science (AREA)
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Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762541103P | 2017-08-04 | 2017-08-04 | |
| US62/541,103 | 2017-08-04 | ||
| PCT/KR2018/008907 WO2019027302A1 (ko) | 2017-08-04 | 2018-08-06 | 비디오 압축을 위한 변환을 구성하는 방법 및 장치 |
| KR1020227032869A KR102629234B1 (ko) | 2017-08-04 | 2018-08-06 | 비디오 압축을 위한 변환을 구성하는 방법 및 장치 |
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| KR1020227032869A Division KR102629234B1 (ko) | 2017-08-04 | 2018-08-06 | 비디오 압축을 위한 변환을 구성하는 방법 및 장치 |
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| KR20240015154A true KR20240015154A (ko) | 2024-02-02 |
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| KR1020227011496A Active KR102447500B1 (ko) | 2017-08-04 | 2018-08-06 | 비디오 압축을 위한 변환을 구성하는 방법 및 장치 |
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| KR1020207004145A Active KR102385399B1 (ko) | 2017-08-04 | 2018-08-06 | 비디오 압축을 위한 변환을 구성하는 방법 및 장치 |
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| KR1020227032869A Active KR102629234B1 (ko) | 2017-08-04 | 2018-08-06 | 비디오 압축을 위한 변환을 구성하는 방법 및 장치 |
| KR1020207004145A Active KR102385399B1 (ko) | 2017-08-04 | 2018-08-06 | 비디오 압축을 위한 변환을 구성하는 방법 및 장치 |
Country Status (11)
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| US (5) | US11277640B2 (enExample) |
| EP (1) | EP3661214B1 (enExample) |
| JP (1) | JP7446988B2 (enExample) |
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| RU (2) | RU2745021C1 (enExample) |
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| KR102776450B1 (ko) * | 2016-02-12 | 2025-03-06 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
| KR102625144B1 (ko) | 2017-07-04 | 2024-01-15 | 삼성전자주식회사 | 다중 코어 변환에 의한 비디오 복호화 방법 및 장치, 다중 코어 변환에 의한 비디오 부호화 방법 및 장치 |
| FR3071690B1 (fr) * | 2017-09-22 | 2022-09-30 | Bcom | Procede de decodage d'une image, procede de codage, dispositifs, equipement terminal et programmes d'ordinateurs associes |
| WO2019111316A1 (ja) * | 2017-12-05 | 2019-06-13 | 株式会社ソシオネクスト | 符号化方法、復号方法、符号化装置、復号装置、符号化プログラム及び復号プログラム |
| KR102827856B1 (ko) | 2018-08-12 | 2025-06-30 | 엘지전자 주식회사 | 영상 신호를 처리하기 위한 방법 및 장치 |
| WO2020071736A1 (ko) * | 2018-10-01 | 2020-04-09 | 엘지전자 주식회사 | 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치 |
| CN113411612B (zh) * | 2019-01-11 | 2022-06-24 | 华为技术有限公司 | 对图像块进行视频译码的方法、解码设备和编/解码器 |
| CN113365050B (zh) * | 2019-03-09 | 2023-02-28 | 杭州海康威视数字技术股份有限公司 | 进行编码和解码的方法、解码端、编码端和系统 |
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| KR20220047725A (ko) | 2019-05-31 | 2022-04-19 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 암시적 다중 변환 선택을 위한 변환 선택 |
| WO2020260313A1 (en) * | 2019-06-25 | 2020-12-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and methods comprising a coding for intra subpartitions |
| EP4032271B1 (en) * | 2019-09-16 | 2025-04-09 | InterDigital CE Patent Holdings, SAS | Secondary transform for fast video encoder |
| WO2021102424A1 (en) * | 2019-11-21 | 2021-05-27 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and apparatus on transform and coefficient signaling |
| GB2593778A (en) * | 2020-04-03 | 2021-10-06 | Sony Group Corp | Video data encoding and decoding |
| GB2603559B (en) * | 2021-07-22 | 2023-08-09 | Imagination Tech Ltd | Coding blocks of pixels |
| GB2609218B (en) | 2021-07-22 | 2023-08-30 | Imagination Tech Ltd | Coding blocks of pixels |
| EP4409902A1 (en) * | 2021-09-30 | 2024-08-07 | Dolby Laboratories Licensing Corporation | Dynamic spatial metadata for image and video processing |
| WO2023146358A1 (ko) * | 2022-01-27 | 2023-08-03 | 세종대학교 산학협력단 | 영상 부호화/복호화 방법 및 장치 |
| WO2023213991A1 (en) * | 2022-05-06 | 2023-11-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Usage of coded subblock flags along with transform switching including a transform skip mode |
| EP4542990A1 (en) * | 2022-06-16 | 2025-04-23 | LG Electronics Inc. | Image encoding/decoding method and apparatus based on scan order information, and recording medium storing bitstream |
| US20250350725A1 (en) * | 2023-04-23 | 2025-11-13 | Quasistatics Inc. | Method and system for energy-efficient approximate digital jpeg and mjpeg-compression |
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| GB2492333B (en) * | 2011-06-27 | 2018-12-12 | British Broadcasting Corp | Video encoding and decoding using transforms |
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| KR102625144B1 (ko) * | 2017-07-04 | 2024-01-15 | 삼성전자주식회사 | 다중 코어 변환에 의한 비디오 복호화 방법 및 장치, 다중 코어 변환에 의한 비디오 부호화 방법 및 장치 |
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| WO2019188466A1 (ja) * | 2018-03-30 | 2019-10-03 | ソニー株式会社 | 画像処理装置および方法 |
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| WO2020256447A1 (ko) * | 2019-06-18 | 2020-12-24 | 한국전자통신연구원 | 2차 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
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