CA3288542A1 - Method and apparatus for configuring transform for video compression - Google Patents
Method and apparatus for configuring transform for video compressionInfo
- Publication number
- CA3288542A1 CA3288542A1 CA3288542A CA3288542A CA3288542A1 CA 3288542 A1 CA3288542 A1 CA 3288542A1 CA 3288542 A CA3288542 A CA 3288542A CA 3288542 A CA3288542 A CA 3288542A CA 3288542 A1 CA3288542 A1 CA 3288542A1
- Authority
- CA
- Canada
- Prior art keywords
- video compression
- configuring
- transform
- configuring transform
- video
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
-
- 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
- H04N19/60—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]
-
- 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
Landscapes
- 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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762541103P | 2017-08-04 | 2017-08-04 | |
| US62/541,103 | 2017-08-04 | ||
| CA3238672A CA3238672A1 (en) | 2017-08-04 | 2018-08-06 | Method and apparatus for configuring transform for video compression |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3238672A Division CA3238672A1 (en) | 2017-08-04 | 2018-08-06 | Method and apparatus for configuring transform for video compression |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3288542A1 true CA3288542A1 (en) | 2025-11-29 |
Family
ID=65233487
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3238672A Pending CA3238672A1 (en) | 2017-08-04 | 2018-08-06 | Method and apparatus for configuring transform for video compression |
| CA3175176A Active CA3175176C (en) | 2017-08-04 | 2018-08-06 | METHOD AND APPARATUS FOR CONFIGURING A TRANSFORMER FOR VIDEO COMPRESSION |
| CA3288542A Pending CA3288542A1 (en) | 2017-08-04 | 2018-08-06 | Method and apparatus for configuring transform for video compression |
| CA3073674A Active CA3073674C (en) | 2017-08-04 | 2018-08-06 | Method and apparatus for configuring transform for video compression |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3238672A Pending CA3238672A1 (en) | 2017-08-04 | 2018-08-06 | Method and apparatus for configuring transform for video compression |
| CA3175176A Active CA3175176C (en) | 2017-08-04 | 2018-08-06 | METHOD AND APPARATUS FOR CONFIGURING A TRANSFORMER FOR VIDEO COMPRESSION |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3073674A Active CA3073674C (en) | 2017-08-04 | 2018-08-06 | 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) | CA3238672A1 (enExample) |
| MX (2) | MX2020001377A (enExample) |
| RU (2) | RU2745021C1 (enExample) |
| WO (1) | WO2019027302A1 (enExample) |
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| US20240275956A1 (en) * | 2012-04-16 | 2024-08-15 | Electronics And Telecommunications Research Institute | Encoding method and decoding method, and device using same |
| 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 |
| US11240534B2 (en) * | 2019-04-05 | 2022-02-01 | Qualcomm Incorporated | Extended multiple transform selection for video coding |
| 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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| 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 |
| CN103493491A (zh) * | 2010-07-15 | 2014-01-01 | 株式会社东芝 | 图像编码方法以及图像解码方法 |
| 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 |
| MX382736B (es) * | 2011-10-17 | 2025-03-13 | Kt Corp | Metodo y aparato para codificar/decodificar imagenes. |
| CN108111850B (zh) * | 2011-10-17 | 2021-11-05 | 株式会社Kt | 用解码装置对待解码的具有当前块的视频信号解码的方法 |
| US9319684B2 (en) * | 2012-08-21 | 2016-04-19 | Qualcomm Incorporated | Alternative transform in scalable video coding |
| WO2015172337A1 (en) * | 2014-05-14 | 2015-11-19 | Mediatek Singapore Pte. Ltd. | Alternative transforms for data compression |
| CN107005695B (zh) * | 2014-11-28 | 2020-01-07 | 联发科技股份有限公司 | 用于视频编码的替代变换的方法及装置 |
| US10306229B2 (en) | 2015-01-26 | 2019-05-28 | Qualcomm Incorporated | Enhanced multiple transforms for prediction residual |
| US10491922B2 (en) | 2015-09-29 | 2019-11-26 | Qualcomm Incorporated | Non-separable secondary transform for video coding |
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| WO2017195555A1 (ja) * | 2016-05-13 | 2017-11-16 | シャープ株式会社 | 画像復号装置および画像符号化装置 |
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| WO2019004749A1 (ko) * | 2017-06-28 | 2019-01-03 | 엘지전자 주식회사 | 비디오 압축을 위한 변환 커널의 저복잡도 연산을 수행하는 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 |
| US11303928B2 (en) * | 2017-09-28 | 2022-04-12 | Sharp Kabushiki Kaisha | Image decoding apparatus and image coding apparatus |
| 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 |
| 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 |
| US11616966B2 (en) * | 2019-04-03 | 2023-03-28 | Mediatek Inc. | Interaction between core transform and secondary transform |
| EP3949407A4 (en) * | 2019-04-16 | 2023-04-12 | HFI Innovation Inc. | Methods and apparatuses for coding video data with adaptive secondary transform signaling depending on tb level syntax |
| KR20220006059A (ko) * | 2019-05-10 | 2022-01-14 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 처리를 위한 이차 변환 행렬의 선택 |
| WO2020256447A1 (ko) * | 2019-06-18 | 2020-12-24 | 한국전자통신연구원 | 2차 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| PT3989581T (pt) * | 2019-06-19 | 2025-09-03 | Lg Electronics Inc | Sinalização de informação indicando o conjunto de núcleo de sistema operativo de transformada na codificação de imagem |
-
2018
- 2018-08-06 KR KR1020247002343A patent/KR20240015154A/ko active Pending
- 2018-08-06 AU AU2018311237A patent/AU2018311237B2/en active Active
- 2018-08-06 KR KR1020227011496A patent/KR102447500B1/ko active Active
- 2018-08-06 WO PCT/KR2018/008907 patent/WO2019027302A1/ko not_active Ceased
- 2018-08-06 MX MX2020001377A patent/MX2020001377A/es unknown
- 2018-08-06 CA CA3238672A patent/CA3238672A1/en active Pending
- 2018-08-06 CA CA3175176A patent/CA3175176C/en active Active
- 2018-08-06 CN CN201880065218.1A patent/CN111226442B/zh active Active
- 2018-08-06 CA CA3288542A patent/CA3288542A1/en active Pending
- 2018-08-06 JP JP2020505860A patent/JP7446988B2/ja active Active
- 2018-08-06 BR BR112020002317A patent/BR112020002317A8/pt unknown
- 2018-08-06 KR KR1020227032869A patent/KR102629234B1/ko active Active
- 2018-08-06 RU RU2020109334A patent/RU2745021C1/ru active
- 2018-08-06 KR KR1020207004145A patent/KR102385399B1/ko active Active
- 2018-08-06 RU RU2021106466A patent/RU2769944C1/ru active
- 2018-08-06 EP EP18842329.7A patent/EP3661214B1/en active Active
- 2018-08-06 CA CA3073674A patent/CA3073674C/en active Active
-
2020
- 2020-01-31 MX MX2023012003A patent/MX2023012003A/es unknown
- 2020-02-04 US US16/781,416 patent/US11277640B2/en active Active
-
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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