AU2018311237B2 - Method and apparatus for configuring transform for video compression - Google Patents
Method and apparatus for configuring transform for video compression Download PDFInfo
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- AU2018311237B2 AU2018311237B2 AU2018311237A AU2018311237A AU2018311237B2 AU 2018311237 B2 AU2018311237 B2 AU 2018311237B2 AU 2018311237 A AU2018311237 A AU 2018311237A AU 2018311237 A AU2018311237 A AU 2018311237A AU 2018311237 B2 AU2018311237 B2 AU 2018311237B2
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
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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
- H04N19/12—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
-
- 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
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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
- H04N19/169—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
- H04N19/18—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 set of transform coefficients
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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
- H04N19/46—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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
- H04N19/70—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
-
- 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
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2021258067A AU2021258067B2 (en) | 2017-08-04 | 2021-10-29 | Method and apparatus for configuring transform for video compression |
Applications Claiming Priority (3)
| 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 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2021258067A Division AU2021258067B2 (en) | 2017-08-04 | 2021-10-29 | Method and apparatus for configuring transform for video compression |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2018311237A1 AU2018311237A1 (en) | 2020-03-05 |
| AU2018311237B2 true AU2018311237B2 (en) | 2021-07-29 |
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| AU2018311237A Active AU2018311237B2 (en) | 2017-08-04 | 2018-08-06 | Method and apparatus for configuring transform for video compression |
| AU2021258067A Active AU2021258067B2 (en) | 2017-08-04 | 2021-10-29 | Method and apparatus for configuring transform for video compression |
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| AU2021258067A Active AU2021258067B2 (en) | 2017-08-04 | 2021-10-29 | Method and apparatus for configuring transform for video compression |
Country Status (11)
| Country | Link |
|---|---|
| US (5) | US11277640B2 (enExample) |
| EP (1) | EP3661214B1 (enExample) |
| JP (1) | JP7446988B2 (enExample) |
| KR (4) | KR20240015154A (enExample) |
| CN (1) | CN111226442B (enExample) |
| AU (2) | AU2018311237B2 (enExample) |
| BR (1) | BR112020002317A8 (enExample) |
| CA (4) | CA3288542A1 (enExample) |
| MX (2) | MX2020001377A (enExample) |
| RU (2) | RU2769944C1 (enExample) |
| WO (1) | WO2019027302A1 (enExample) |
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| US20240283922A1 (en) * | 2012-04-16 | 2024-08-22 | Electronics And Telecommunications Research Institute | Encoding method and decoding method, and device using same |
| EP4106333A1 (en) | 2016-02-12 | 2022-12-21 | Samsung Electronics Co., Ltd. | Image encoding method and apparatus, and image decoding method and apparatus |
| CN114449272B (zh) | 2017-07-04 | 2023-09-26 | 三星电子株式会社 | 使用多核变换的视频解码/编码方法和设备 |
| 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 |
| CN112840648B (zh) * | 2018-08-12 | 2023-06-16 | Lg电子株式会社 | 用于处理图像信号的方法和装置 |
| WO2020071736A1 (ko) * | 2018-10-01 | 2020-04-09 | 엘지전자 주식회사 | 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치 |
| CA3126304A1 (en) * | 2019-01-11 | 2020-07-16 | Huawei Technologies Co., Ltd. | Encoder, decoder and corresponding methods using dct2 enabled high level flag |
| CN113747157A (zh) * | 2019-03-09 | 2021-12-03 | 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 |
| US11240534B2 (en) * | 2019-04-05 | 2022-02-01 | Qualcomm Incorporated | Extended multiple transform selection for video coding |
| CN113950834B (zh) | 2019-05-31 | 2024-07-09 | 交互数字Vc控股公司 | 用于隐式多变换选择的变换选择 |
| KR20220037434A (ko) * | 2019-06-25 | 2022-03-24 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 인트라 서브 파티션들을 위한 코딩을 포함하는 디코더, 인코더, 및 방법들 |
| EP4032271B1 (en) * | 2019-09-16 | 2025-04-09 | InterDigital CE Patent Holdings, SAS | Secondary transform for fast video encoder |
| KR102638578B1 (ko) * | 2019-11-21 | 2024-02-20 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 변환 및 계수 시그널링에 대한 방법 및 장치 |
| 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 |
| JP7661619B2 (ja) * | 2021-09-30 | 2025-04-14 | 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 | 画像及びビデオ処理のための動的な空間メタデータ |
| WO2023146358A1 (ko) * | 2022-01-27 | 2023-08-03 | 세종대학교 산학협력단 | 영상 부호화/복호화 방법 및 장치 |
| US20250317564A1 (en) * | 2022-05-06 | 2025-10-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Usage of coded subblock flags along with transform switching including a transform skip mode |
| KR20250023988A (ko) * | 2022-06-16 | 2025-02-18 | 엘지전자 주식회사 | 스캔 오더(scan order) 정보에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체 |
| 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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| JP2003230140A (ja) * | 2002-02-04 | 2003-08-15 | Sony Corp | 画像圧縮装置と画像圧縮方法、並びにその画像伸張装置と画像伸張方法 |
| CA2805248C (en) * | 2010-07-15 | 2016-04-26 | Kabushiki Kaisha Toshiba | Image encoding method and image decoding method |
| US8885701B2 (en) * | 2010-09-08 | 2014-11-11 | Samsung Electronics Co., Ltd. | Low complexity transform coding using adaptive DCT/DST for intra-prediction |
| GB2492333B (en) * | 2011-06-27 | 2018-12-12 | British Broadcasting Corp | Video encoding and decoding using transforms |
| KR101951696B1 (ko) * | 2011-10-17 | 2019-02-25 | 주식회사 케이티 | 화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치 |
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| EP3485637B1 (en) * | 2016-07-14 | 2024-10-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Predictive picture coding using transform-based residual coding |
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| CN114449272B (zh) * | 2017-07-04 | 2023-09-26 | 三星电子株式会社 | 使用多核变换的视频解码/编码方法和设备 |
| CN111133758B (zh) * | 2017-09-28 | 2022-05-10 | 夏普株式会社 | 图像解码装置以及图像编码装置 |
| US11665367B2 (en) * | 2018-03-30 | 2023-05-30 | Sony Corporation | Image processing apparatus and method |
| CN114885162B (zh) * | 2018-09-02 | 2024-04-23 | Lg电子株式会社 | 解码设备、编码设备和计算机可读记录介质 |
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| CN113841409B (zh) * | 2019-05-10 | 2023-12-19 | 北京字节跳动网络技术有限公司 | 用于视频处理的简化二次变换的有条件使用 |
| CN120075432A (zh) * | 2019-06-18 | 2025-05-30 | 韩国电子通信研究院 | 视频编码/解码方法以及发送压缩视频数据的设备 |
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2018
- 2018-08-06 KR KR1020247002343A patent/KR20240015154A/ko active Pending
- 2018-08-06 KR KR1020227011496A patent/KR102447500B1/ko active Active
- 2018-08-06 CA CA3288542A patent/CA3288542A1/en active Pending
- 2018-08-06 CN CN201880065218.1A patent/CN111226442B/zh active Active
- 2018-08-06 AU AU2018311237A patent/AU2018311237B2/en active Active
- 2018-08-06 MX MX2020001377A patent/MX2020001377A/es unknown
- 2018-08-06 RU RU2021106466A patent/RU2769944C1/ru active
- 2018-08-06 RU RU2020109334A patent/RU2745021C1/ru active
- 2018-08-06 EP EP18842329.7A patent/EP3661214B1/en active Active
- 2018-08-06 BR BR112020002317A patent/BR112020002317A8/pt unknown
- 2018-08-06 CA CA3073674A patent/CA3073674C/en active Active
- 2018-08-06 WO PCT/KR2018/008907 patent/WO2019027302A1/ko not_active Ceased
- 2018-08-06 CA CA3175176A patent/CA3175176C/en active Active
- 2018-08-06 JP JP2020505860A patent/JP7446988B2/ja active Active
- 2018-08-06 KR KR1020207004145A patent/KR102385399B1/ko active Active
- 2018-08-06 CA CA3238672A patent/CA3238672A1/en active Pending
- 2018-08-06 KR KR1020227032869A patent/KR102629234B1/ko active Active
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2020
- 2020-01-31 MX MX2023012003A patent/MX2023012003A/es unknown
- 2020-02-04 US US16/781,416 patent/US11277640B2/en active Active
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2021
- 2021-10-29 AU AU2021258067A patent/AU2021258067B2/en active Active
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2022
- 2022-02-10 US US17/668,934 patent/US11825119B2/en active Active
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2023
- 2023-10-13 US US18/380,044 patent/US12192526B2/en active Active
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2024
- 2024-12-04 US US18/968,586 patent/US20250097469A1/en active Pending
- 2024-12-04 US US18/968,628 patent/US20250097470A1/en active Pending
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Owner name: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD. Free format text: FORMER OWNER(S): LG ELECTRONICS INC. |