MX2020009803A - Dispositivo de procesamiento de imagen y metodo de procesamiento de imagen. - Google Patents
Dispositivo de procesamiento de imagen y metodo de procesamiento de imagen.Info
- Publication number
- MX2020009803A MX2020009803A MX2020009803A MX2020009803A MX2020009803A MX 2020009803 A MX2020009803 A MX 2020009803A MX 2020009803 A MX2020009803 A MX 2020009803A MX 2020009803 A MX2020009803 A MX 2020009803A MX 2020009803 A MX2020009803 A MX 2020009803A
- Authority
- MX
- Mexico
- Prior art keywords
- image processing
- quantization matrix
- quantization
- size
- unit
- Prior art date
Links
- 238000003672 processing method Methods 0.000 title 1
- 239000011159 matrix material Substances 0.000 abstract 6
- 238000013139 quantization Methods 0.000 abstract 6
- 230000009466 transformation Effects 0.000 abstract 2
- 230000011664 signaling Effects 0.000 abstract 1
Classifications
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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
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
-
- 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
- H04N19/70—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
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Editing Of Facsimile Originals (AREA)
Abstract
Problema - Se proporciona un sistema mejorado para generar o señalar matrices cuantificadas de manera eficiente. Solución - Se proporciona un dispositivo de procesamiento de imagen. El dispositivo de procesamiento de imagen incluye una unidad de decodificación que decodifica los datos de la lista de escalamiento para generar una primera matriz de cuantificación de un primer tamaño, una unidad de generación que genera una segunda matriz de cuantificación para un bloque de transformación de un segundo tamaño al cual se aplica la puesta en cero un componente de alta frecuencia, haciendo referencia a solo una matriz parcial de la primera matriz de cuantificación generada por la unidad de decodificación, y una unidad de cuantificación inversa que cuantifica inversamente un coeficiente de transformación cuantificado del bloque de transformación del segundo tamaño, utilizando la segunda matriz de cuantificación generada por la unidad de generación.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018062704 | 2018-03-28 | ||
| PCT/JP2019/009177 WO2019188097A1 (ja) | 2018-03-28 | 2019-03-07 | 画像処理装置及び画像処理方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2020009803A true MX2020009803A (es) | 2020-10-28 |
Family
ID=68059867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020009803A MX2020009803A (es) | 2018-03-28 | 2019-03-07 | Dispositivo de procesamiento de imagen y metodo de procesamiento de imagen. |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US20210006796A1 (es) |
| EP (1) | EP3780621A4 (es) |
| JP (2) | JP7334726B2 (es) |
| KR (1) | KR20200136390A (es) |
| CN (3) | CN116744021A (es) |
| AU (1) | AU2019246538B2 (es) |
| BR (1) | BR112020018986A2 (es) |
| CA (1) | CA3094608A1 (es) |
| MX (1) | MX2020009803A (es) |
| PH (1) | PH12020551515A1 (es) |
| RU (1) | RU2020131045A (es) |
| SG (1) | SG11202009041WA (es) |
| WO (1) | WO2019188097A1 (es) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105580368B (zh) * | 2013-09-30 | 2018-10-19 | 日本放送协会 | 图像编码装置和方法以及图像解码装置和方法 |
| TWI692939B (zh) * | 2018-08-14 | 2020-05-01 | 鈺創科技股份有限公司 | 過濾訊號的數位濾波器 |
| EP3918797A4 (en) * | 2019-03-10 | 2023-01-25 | HFI Innovation Inc. | METHOD AND DEVICE FOR CALCULATION AND REPRESENTATION OF QUANTIZATION MATRICES FOR VIDEO CODING |
| JP2020150340A (ja) * | 2019-03-11 | 2020-09-17 | 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 |
| 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 |
| JP7267785B2 (ja) * | 2019-03-11 | 2023-05-02 | 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 |
| TWI762889B (zh) * | 2019-03-21 | 2022-05-01 | 聯發科技股份有限公司 | 用於視頻編解碼的量化矩陣計算和表示的方法和裝置 |
| CN116886931A (zh) * | 2019-03-25 | 2023-10-13 | 寰发股份有限公司 | 用于视频编解码的量化矩阵计算和表示的方法和装置 |
| TW202106017A (zh) * | 2019-06-21 | 2021-02-01 | 法商內數位Ｖｃ控股法國公司 | 用於視訊編碼及解碼的單一索引量化矩陣設計 |
| CN111050171B (zh) * | 2019-12-18 | 2022-10-11 | 腾讯科技（深圳）有限公司 | 视频解码方法、装置、设备及存储介质 |
| CN111083475B (zh) * | 2019-12-31 | 2022-04-01 | 上海富瀚微电子股份有限公司 | 量化变换系数管理装置及适用于hevc标准的编码器 |
| WO2021170096A1 (en) | 2020-02-29 | 2021-09-02 | Beijing Bytedance Network Technology Co., Ltd. | Constrains for different coding tools |
| WO2021233450A1 (en) * | 2020-05-22 | 2021-11-25 | Beijing Bytedance Network Technology Co., Ltd. | Signalling for color component |
| WO2021233449A1 (en) | 2020-05-22 | 2021-11-25 | Beijing Bytedance Network Technology Co., Ltd. | Reserved bits in general constraint information of a video |
| CN113259667B (zh) * | 2021-05-17 | 2023-01-31 | 北京百度网讯科技有限公司 | 视频量化方法、装置、电子设备和计算机可读存储介质 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000236547A (ja) * | 1998-12-15 | 2000-08-29 | Sony Corp | 画像情報変換装置及び画像情報変換方法 |
| CN100571389C (zh) * | 2004-06-29 | 2009-12-16 | 奥林巴斯株式会社 | 用于图像编码/解码和扩展图像压缩解压缩的方法和设备 |
| WO2006118288A1 (ja) * | 2005-05-03 | 2006-11-09 | Matsushita Electric Industrial Co., Ltd. | 動画像符号化方法、動画像復号化方法およびその装置 |
| CA2622842C (en) * | 2008-02-28 | 2013-10-29 | Slipstream Data Inc. | Method and system for decoding encoded images and reducing the size of said images |
| 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 |
| JP5741729B2 (ja) * | 2010-12-09 | 2015-07-01 | ソニー株式会社 | 画像処理装置及び画像処理方法 |
| JP5741076B2 (ja) * | 2010-12-09 | 2015-07-01 | ソニー株式会社 | 画像処理装置及び画像処理方法 |
| US9641840B2 (en) * | 2011-05-20 | 2017-05-02 | Sony Corporation | Processing device and image processing method for encoding and decoding image |
| CN107580230B (zh) * | 2012-01-20 | 2021-08-20 | 韩国电子通信研究院 | 视频解码方法和视频编码方法 |
| US20140192862A1 (en) | 2013-01-07 | 2014-07-10 | Research In Motion Limited | Methods and systems for prediction filtering in video coding |
| CN105580368B (zh) * | 2013-09-30 | 2018-10-19 | 日本放送协会 | 图像编码装置和方法以及图像解码装置和方法 |
| US9432696B2 (en) * | 2014-03-17 | 2016-08-30 | Qualcomm Incorporated | Systems and methods for low complexity forward transforms using zeroed-out coefficients |
| US10863188B2 (en) * | 2014-09-19 | 2020-12-08 | Futurewei Technologies, Inc. | Method and apparatus for non-uniform mapping for quantization matrix coefficients between different sizes of quantization matrices in image/video coding |
| US9955160B1 (en) * | 2015-04-27 | 2018-04-24 | Harmonic, Inc. | Video encoding using adaptive pre-filtering |
| US9787987B2 (en) * | 2015-04-27 | 2017-10-10 | Harmonic, Inc. | Adaptive pre-filtering based on video complexity and output bit rate |
| US11272180B2 (en) | 2016-07-04 | 2022-03-08 | Sony Corporation | Image processing apparatus and method |
-
2019
- 2019-03-07 JP JP2020509787A patent/JP7334726B2/ja active Active
- 2019-03-07 CN CN202310713883.XA patent/CN116744021A/zh active Pending
- 2019-03-07 US US16/980,422 patent/US20210006796A1/en not_active Abandoned
- 2019-03-07 AU AU2019246538A patent/AU2019246538B2/en active Active
- 2019-03-07 EP EP19776196.8A patent/EP3780621A4/en active Pending
- 2019-03-07 MX MX2020009803A patent/MX2020009803A/es unknown
- 2019-03-07 SG SG11202009041WA patent/SG11202009041WA/en unknown
- 2019-03-07 RU RU2020131045A patent/RU2020131045A/ru unknown
- 2019-03-07 CN CN201980020797.2A patent/CN111886871B/zh active Active
- 2019-03-07 WO PCT/JP2019/009177 patent/WO2019188097A1/ja unknown
- 2019-03-07 KR KR1020207026701A patent/KR20200136390A/ko active Search and Examination
- 2019-03-07 CA CA3094608A patent/CA3094608A1/en active Pending
- 2019-03-07 CN CN202310713511.7A patent/CN116647705A/zh active Pending
- 2019-03-07 BR BR112020018986-3A patent/BR112020018986A2/pt unknown
-
2020
- 2020-09-21 PH PH12020551515A patent/PH12020551515A1/en unknown
-
2022
- 2022-07-07 US US17/859,469 patent/US20220345708A1/en active Pending
-
2023
- 2023-08-03 JP JP2023127000A patent/JP2023133553A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN111886871B (zh) | 2023-07-04 |
| SG11202009041WA (en) | 2020-10-29 |
| AU2019246538B2 (en) | 2022-11-10 |
| US20210006796A1 (en) | 2021-01-07 |
| PH12020551515A1 (en) | 2021-05-17 |
| CN116647705A (zh) | 2023-08-25 |
| BR112020018986A2 (pt) | 2020-12-29 |
| AU2019246538A1 (en) | 2020-10-22 |
| JPWO2019188097A1 (ja) | 2021-04-30 |
| CA3094608A1 (en) | 2019-10-03 |
| JP2023133553A (ja) | 2023-09-22 |
| RU2020131045A (ru) | 2022-03-21 |
| EP3780621A4 (en) | 2021-05-26 |
| US20220345708A1 (en) | 2022-10-27 |
| CN116744021A (zh) | 2023-09-12 |
| CN111886871A (zh) | 2020-11-03 |
| WO2019188097A1 (ja) | 2019-10-03 |
| KR20200136390A (ko) | 2020-12-07 |
| JP7334726B2 (ja) | 2023-08-29 |
| EP3780621A1 (en) | 2021-02-17 |
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