BR112016011972B1 - Processo de codificação de pelo menos uma imagem cortada em blocos e dispositivo de decodificação de um sinal de dados representativo de pelo menos uma imagem cortada em blocos - Google Patents
Processo de codificação de pelo menos uma imagem cortada em blocos e dispositivo de decodificação de um sinal de dados representativo de pelo menos uma imagem cortada em blocos Download PDFInfo
- Publication number
- BR112016011972B1 BR112016011972B1 BR112016011972-0A BR112016011972A BR112016011972B1 BR 112016011972 B1 BR112016011972 B1 BR 112016011972B1 BR 112016011972 A BR112016011972 A BR 112016011972A BR 112016011972 B1 BR112016011972 B1 BR 112016011972B1
- Authority
- BR
- Brazil
- Prior art keywords
- permutation
- block
- transformation
- data
- pair
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 55
- 230000008569 process Effects 0.000 title claims abstract description 49
- 230000009466 transformation Effects 0.000 claims abstract description 112
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 claims description 45
- 230000017105 transposition Effects 0.000 claims description 8
- 238000012545 processing Methods 0.000 description 26
- 239000011159 matrix material Substances 0.000 description 19
- 238000000844 transformation Methods 0.000 description 10
- 239000013598 vector Substances 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 8
- 230000000295 complement effect Effects 0.000 description 8
- 238000004590 computer program Methods 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 230000000717 retained effect Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000005192 partition Methods 0.000 description 6
- 238000013139 quantization Methods 0.000 description 6
- 230000011664 signaling Effects 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 4
- 238000004422 calculation algorithm Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000011002 quantification Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 241000282461 Canis lupus Species 0.000 description 1
- 101150004026 SOP1 gene Proteins 0.000 description 1
- 101100366622 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) SRO7 gene Proteins 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005206 flow analysis Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Images
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
-
- 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
- H04N19/134—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
- H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Image Processing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1361822 | 2013-11-29 | ||
| FR1361822A FR3014278A1 (fr) | 2013-11-29 | 2013-11-29 | Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants |
| PCT/FR2014/053069 WO2015079179A1 (fr) | 2013-11-29 | 2014-11-27 | Procédé de codage et de décodage d'images, dispositif de codage et de décodage d'images et programmes d'ordinateur correspondants |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112016011972A2 BR112016011972A2 (enExample) | 2017-08-08 |
| BR112016011972B1 true BR112016011972B1 (pt) | 2023-03-21 |
Family
ID=50729526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112016011972-0A BR112016011972B1 (pt) | 2013-11-29 | 2014-11-27 | Processo de codificação de pelo menos uma imagem cortada em blocos e dispositivo de decodificação de um sinal de dados representativo de pelo menos uma imagem cortada em blocos |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US10616586B2 (enExample) |
| EP (1) | EP3075155B1 (enExample) |
| KR (2) | KR102279101B1 (enExample) |
| CN (1) | CN105794208B (enExample) |
| BR (1) | BR112016011972B1 (enExample) |
| ES (1) | ES2721023T3 (enExample) |
| FR (1) | FR3014278A1 (enExample) |
| WO (1) | WO2015079179A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015172337A1 (en) * | 2014-05-14 | 2015-11-19 | Mediatek Singapore Pte. Ltd. | Alternative transforms for data compression |
| FR3038196A1 (fr) * | 2015-06-29 | 2016-12-30 | B<>Com | Procede de codage d'une image numerique, procede de decodage, dispositifs et programmes d'ordinateurs associes |
| FR3040578A1 (fr) * | 2015-08-31 | 2017-03-03 | Orange | Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants |
| FR3044507A1 (fr) * | 2015-11-30 | 2017-06-02 | Orange | Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants |
| FR3068558A1 (fr) * | 2017-07-05 | 2019-01-04 | Orange | Procede de codage et decodage d'images,dispositif de codage et decodage et programmes d'ordinateur correspondants |
| CN119697384B (zh) * | 2025-02-25 | 2025-05-16 | 长沙雷电云网络科技有限公司 | 一种视频流解码方法、系统、设备及介质 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7376280B2 (en) * | 2002-07-14 | 2008-05-20 | Apple Inc | Video encoding and decoding |
| US7496196B2 (en) * | 2004-06-30 | 2009-02-24 | Intel Corporation | Method apparatus and system of performing one or more encryption and/or decryption operations |
| KR100943912B1 (ko) * | 2006-01-12 | 2010-03-03 | 엘지전자 주식회사 | 다시점 비디오의 처리 방법 및 장치 |
| FR2899744A1 (fr) * | 2006-04-07 | 2007-10-12 | France Telecom | Procede et dispositif de codage et de decodage d'une image, notamment d'une sequence d'images video, signal correspondant et produit programme d'ordinateur |
| KR101675116B1 (ko) * | 2009-08-06 | 2016-11-10 | 삼성전자 주식회사 | 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
| JP5590133B2 (ja) * | 2010-09-30 | 2014-09-17 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法、動画像符号化用コンピュータプログラム、動画像復号装置及び動画像復号方法ならびに動画像復号用コンピュータプログラム |
| JP5656575B2 (ja) * | 2010-11-11 | 2015-01-21 | 三菱電機株式会社 | 画像符号化装置 |
| KR20130049524A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 인트라 예측 블록 생성 방법 |
| US10257520B2 (en) * | 2012-06-26 | 2019-04-09 | Velos Media, Llc | Modified coding for transform skipping |
-
2013
- 2013-11-29 FR FR1361822A patent/FR3014278A1/fr active Pending
-
2014
- 2014-11-27 US US15/100,550 patent/US10616586B2/en active Active
- 2014-11-27 EP EP14814981.8A patent/EP3075155B1/fr active Active
- 2014-11-27 CN CN201480064962.1A patent/CN105794208B/zh active Active
- 2014-11-27 WO PCT/FR2014/053069 patent/WO2015079179A1/fr not_active Ceased
- 2014-11-27 KR KR1020167017077A patent/KR102279101B1/ko active Active
- 2014-11-27 KR KR1020217021840A patent/KR102391402B1/ko active Active
- 2014-11-27 BR BR112016011972-0A patent/BR112016011972B1/pt active IP Right Grant
- 2014-11-27 ES ES14814981T patent/ES2721023T3/es active Active
-
2020
- 2020-02-24 US US16/799,149 patent/US11350106B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2721023T3 (es) | 2019-07-26 |
| KR102391402B1 (ko) | 2022-04-26 |
| WO2015079179A1 (fr) | 2015-06-04 |
| US20160309158A1 (en) | 2016-10-20 |
| US11350106B2 (en) | 2022-05-31 |
| CN105794208A (zh) | 2016-07-20 |
| EP3075155B1 (fr) | 2019-02-06 |
| CN105794208B (zh) | 2019-02-22 |
| KR102279101B1 (ko) | 2021-07-16 |
| US20200195933A1 (en) | 2020-06-18 |
| FR3014278A1 (fr) | 2015-06-05 |
| US10616586B2 (en) | 2020-04-07 |
| BR112016011972A2 (enExample) | 2017-08-08 |
| KR20210090738A (ko) | 2021-07-20 |
| KR20160091392A (ko) | 2016-08-02 |
| EP3075155A1 (fr) | 2016-10-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20210314568A1 (en) | Moving image decoding method and moving image coding method | |
| JP6412910B2 (ja) | ビデオを復号化する方法、ビデオを符号化する方法、デコーダ、エンコーダ、復号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、および符号化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 | |
| CN103931190B (zh) | 编码设备、编码方法、解码设备和解码方法 | |
| ES2743227T3 (es) | Método para codificar/decodificar imagen | |
| BR112019011883A2 (pt) | modo de predição por modelo linear com acesso de amostra para codificação de vídeo | |
| US10085028B2 (en) | Method and device for reducing a computational load in high efficiency video coding | |
| BR112016000863B1 (pt) | Previsão residual de componente intercor | |
| BR112016011972B1 (pt) | Processo de codificação de pelo menos uma imagem cortada em blocos e dispositivo de decodificação de um sinal de dados representativo de pelo menos uma imagem cortada em blocos | |
| CN104272735A (zh) | 针对视频的上下文自适应二进制熵编码的变换系数编码 | |
| BR122022013656B1 (pt) | Processo de decodificação de um sinal de dados representativo de pelo menos uma imagem subdividida em partições que foi anteriormente codificada | |
| CN110999295A (zh) | 边界强制分区的改进 | |
| ES2981473T3 (es) | Método de codificación y descodificación de imágenes, dispositivo de codificación y descodificación y programas informáticos correspondientes | |
| ES2991420T3 (es) | Método de codificación y descodificación de imágenes, dispositivo de codificación y descodificación y programas informáticos correspondientes | |
| BR112021003632A2 (pt) | métodos e dispositivos para codificar e decodificar um fluxo de dados que representa pelo menos uma imagem | |
| BR112018003492B1 (pt) | Processo e dispositivo de codificação de pelo menos uma imagem cortada em blocos, processo e dispositivo de decodificação de um sinal de dados representativo de pelo menos uma imagem cortada em blocos | |
| WO2013001755A1 (en) | Image encoding apparatus, image encoding method and program, image decoding apparatus, image decoding method, and program | |
| CN114651446B (zh) | 基于变换的图像编译方法及其装置 | |
| CN120263978A (zh) | 图像解码方法、图像编码方法和数据发送方法 | |
| KR20250030471A (ko) | 평면 인트라 예측 모드 | |
| CN117834861A (zh) | 图像编码/解码方法、存储介质及数据传输方法 | |
| WO2025167806A1 (en) | Methods and apparatus for transform coding | |
| JP2013098735A (ja) | 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 | |
| BR112022005040B1 (pt) | Método de codificação de imagem baseado em transformada e dispositivo para o mesmo | |
| BR122023019215B1 (pt) | Método de decodificação de imagem, método de codificação de imagem, método de transmissão de dados para uma imagem, meio de armazenamento digital legivel por computador não transitório, aparelho de decodificação para decodificar imagem, aparelho de codificação para codificar imagem e aparelho para transmitir dados para uma imagem |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 27/11/2014, OBSERVADAS AS CONDICOES LEGAIS |