TWI800712B - 圖像編碼裝置、圖像編碼方法及程式 - Google Patents
圖像編碼裝置、圖像編碼方法及程式 Download PDFInfo
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- TWI800712B TWI800712B TW109107590A TW109107590A TWI800712B TW I800712 B TWI800712 B TW I800712B TW 109107590 A TW109107590 A TW 109107590A TW 109107590 A TW109107590 A TW 109107590A TW I800712 B TWI800712 B TW I800712B
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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
- H04N19/61—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
- H04N19/10—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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
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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
- H04N19/17—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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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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
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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
- H04N19/124—Quantisation
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
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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
- H04N19/134—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
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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
- H04N19/134—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
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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
- H04N19/177—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 group of pictures [GOP]
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019044276A JP2020150340A (ja) | 2019-03-11 | 2019-03-11 | 画像符号化装置、画像符号化方法、及びプログラム |
JP2019-044276 | 2019-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW202034691A TW202034691A (zh) | 2020-09-16 |
TWI800712B true TWI800712B (zh) | 2023-05-01 |
Family
ID=72427977
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW112111515A TW202332273A (zh) | 2019-03-11 | 2020-03-09 | 圖像編碼裝置、圖像編碼方法及程式 |
TW109107590A TWI800712B (zh) | 2019-03-11 | 2020-03-09 | 圖像編碼裝置、圖像編碼方法及程式 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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TW112111515A TW202332273A (zh) | 2019-03-11 | 2020-03-09 | 圖像編碼裝置、圖像編碼方法及程式 |
Country Status (7)
Country | Link |
---|---|
US (1) | US11985352B2 (zh) |
EP (1) | EP3941053A4 (zh) |
JP (2) | JP2020150340A (zh) |
KR (1) | KR20210125095A (zh) |
CN (6) | CN118158408A (zh) |
TW (2) | TW202332273A (zh) |
WO (1) | WO2020184229A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020150338A (ja) * | 2019-03-11 | 2020-09-17 | キヤノン株式会社 | 画像復号装置、画像復号方法、及びプログラム |
WO2022063040A1 (zh) * | 2020-09-27 | 2022-03-31 | 腾讯科技(深圳)有限公司 | 视频编解码方法、装置及设备 |
CN117519887B (zh) * | 2023-12-13 | 2024-03-12 | 南京云玑信息科技有限公司 | 一种提升云电脑远程操作体验的方法及*** |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20140126632A1 (en) * | 2003-02-21 | 2014-05-08 | Panasonic Corporation | Picture coding method and picture decoding method |
CN109417621A (zh) * | 2016-07-04 | 2019-03-01 | 索尼公司 | 图像处理装置及方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS61294585A (ja) * | 1985-06-21 | 1986-12-25 | Nec Corp | 画像信号の変換符号化方式 |
JP3403724B2 (ja) * | 1990-08-20 | 2003-05-06 | 株式会社東芝 | 画像再生装置及び方法 |
JP2001136527A (ja) * | 1999-11-08 | 2001-05-18 | Matsushita Electric Ind Co Ltd | 直交変換画像の解像度変換装置及び方法 |
KR101050828B1 (ko) * | 2003-08-26 | 2011-07-21 | 톰슨 라이센싱 | 하이브리드 인트라-인터 코딩된 블록을 디코딩하기 위한 방법 및 장치 |
JP2009021802A (ja) * | 2007-07-11 | 2009-01-29 | Toshiba Corp | 動画像符号化装置及び方法 |
JP4902553B2 (ja) * | 2008-01-08 | 2012-03-21 | 日本電信電話株式会社 | 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、画像符号化プログラム、画像復号プログラムおよびそれらのプログラムを記録したコンピュータ読み取り可能な記録媒体 |
US8902988B2 (en) * | 2010-10-01 | 2014-12-02 | Qualcomm Incorporated | Zero-out of high frequency coefficients and entropy coding retained coefficients using a joint context model |
US9641846B2 (en) * | 2010-10-22 | 2017-05-02 | Qualcomm Incorporated | Adaptive scanning of transform coefficients for video coding |
US9288496B2 (en) * | 2010-12-03 | 2016-03-15 | Qualcomm Incorporated | Video coding using function-based scan order for transform coefficients |
JP2013038758A (ja) | 2011-07-13 | 2013-02-21 | Canon Inc | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
JP6120490B2 (ja) * | 2011-11-07 | 2017-04-26 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
RU2718230C2 (ru) * | 2011-11-08 | 2020-03-31 | Кт Корпорейшен | Способ декодирования видеосигнала |
SG11201402920TA (en) * | 2011-12-19 | 2014-11-27 | Sony Corp | Image processing device and method |
JP2015035660A (ja) * | 2013-08-07 | 2015-02-19 | 株式会社Jvcケンウッド | 画像符号化装置、画像符号化方法、及び画像符号化プログラム |
US9432696B2 (en) * | 2014-03-17 | 2016-08-30 | Qualcomm Incorporated | Systems and methods for low complexity forward transforms using zeroed-out coefficients |
WO2018125972A1 (en) * | 2016-12-28 | 2018-07-05 | Arris Enterprises Llc | Adaptive unequal weight planar prediction |
US10855997B2 (en) * | 2017-04-14 | 2020-12-01 | Mediatek Inc. | Secondary transform kernel size selection |
JP7334726B2 (ja) * | 2018-03-28 | 2023-08-29 | ソニーグループ株式会社 | 画像処理装置及び画像処理方法 |
WO2020159316A1 (ko) * | 2019-02-01 | 2020-08-06 | 엘지전자 주식회사 | 이차 변환에 기반한 영상 코딩 방법 및 그 장치 |
JP2020150338A (ja) * | 2019-03-11 | 2020-09-17 | キヤノン株式会社 | 画像復号装置、画像復号方法、及びプログラム |
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2019
- 2019-03-11 JP JP2019044276A patent/JP2020150340A/ja active Pending
-
2020
- 2020-02-28 CN CN202410260036.7A patent/CN118158408A/zh active Pending
- 2020-02-28 CN CN202410260038.6A patent/CN118158409A/zh active Pending
- 2020-02-28 KR KR1020217031424A patent/KR20210125095A/ko not_active Application Discontinuation
- 2020-02-28 CN CN202410260046.0A patent/CN118158411A/zh active Pending
- 2020-02-28 EP EP20769936.4A patent/EP3941053A4/en active Pending
- 2020-02-28 WO PCT/JP2020/008439 patent/WO2020184229A1/ja active Application Filing
- 2020-02-28 CN CN202080020387.0A patent/CN113574881B/zh active Active
- 2020-02-28 CN CN202410260049.4A patent/CN118158412A/zh active Pending
- 2020-02-28 CN CN202410260040.3A patent/CN118158410A/zh active Pending
- 2020-03-09 TW TW112111515A patent/TW202332273A/zh unknown
- 2020-03-09 TW TW109107590A patent/TWI800712B/zh active
-
2021
- 2021-09-07 US US17/468,371 patent/US11985352B2/en active Active
-
2023
- 2023-06-07 JP JP2023093895A patent/JP2023105156A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140126632A1 (en) * | 2003-02-21 | 2014-05-08 | Panasonic Corporation | Picture coding method and picture decoding method |
CN109417621A (zh) * | 2016-07-04 | 2019-03-01 | 索尼公司 | 图像处理装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3941053A4 (en) | 2022-12-21 |
US20210409772A1 (en) | 2021-12-30 |
WO2020184229A1 (ja) | 2020-09-17 |
US11985352B2 (en) | 2024-05-14 |
CN113574881A (zh) | 2021-10-29 |
CN118158410A (zh) | 2024-06-07 |
TW202034691A (zh) | 2020-09-16 |
CN118158408A (zh) | 2024-06-07 |
TW202332273A (zh) | 2023-08-01 |
JP2023105156A (ja) | 2023-07-28 |
CN118158409A (zh) | 2024-06-07 |
CN118158412A (zh) | 2024-06-07 |
KR20210125095A (ko) | 2021-10-15 |
CN118158411A (zh) | 2024-06-07 |
JP2020150340A (ja) | 2020-09-17 |
EP3941053A1 (en) | 2022-01-19 |
CN113574881B (zh) | 2024-03-19 |
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