BRPI0922793A2 - métodos de codificação e de decodificação de imagens em movimento - Google Patents
métodos de codificação e de decodificação de imagens em movimentoInfo
- Publication number
- BRPI0922793A2 BRPI0922793A2 BRPI0922793A BRPI0922793A BRPI0922793A2 BR PI0922793 A2 BRPI0922793 A2 BR PI0922793A2 BR PI0922793 A BRPI0922793 A BR PI0922793A BR PI0922793 A BRPI0922793 A BR PI0922793A BR PI0922793 A2 BRPI0922793 A2 BR PI0922793A2
- Authority
- BR
- Brazil
- Prior art keywords
- moving image
- image encoding
- decoding methods
- decoding
- methods
- Prior art date
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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
-
- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009000027 | 2009-01-05 | ||
| PCT/JP2009/057220 WO2010076856A1 (ja) | 2009-01-05 | 2009-04-08 | 動画像符号化方法及び動画像復号化方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0922793A2 true BRPI0922793A2 (pt) | 2016-01-05 |
Family
ID=42309909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0922793A BRPI0922793A2 (pt) | 2009-01-05 | 2009-04-08 | métodos de codificação e de decodificação de imagens em movimento |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20110228844A1 (pt) |
| JP (1) | JPWO2010076856A1 (pt) |
| CN (1) | CN102282850A (pt) |
| BR (1) | BRPI0922793A2 (pt) |
| WO (1) | WO2010076856A1 (pt) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5597968B2 (ja) * | 2009-07-01 | 2014-10-01 | ソニー株式会社 | 画像処理装置および方法、プログラム、並びに記録媒体 |
| WO2011105230A1 (ja) * | 2010-02-26 | 2011-09-01 | シャープ株式会社 | フィルタ係数符号化装置、フィルタ係数復号装置、動画像符号化装置、動画像復号装置、および、データ構造 |
| JPWO2011105231A1 (ja) * | 2010-02-26 | 2013-06-20 | シャープ株式会社 | フィルタ係数符号化装置、フィルタ係数復号装置、動画像符号化装置、動画像復号装置、および、データ構造 |
| JP2014099672A (ja) * | 2011-03-09 | 2014-05-29 | Sharp Corp | 復号装置、符号化装置、および、データ構造 |
| KR20120118782A (ko) * | 2011-04-19 | 2012-10-29 | 삼성전자주식회사 | 적응적 필터링을 이용한 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
| US9807403B2 (en) | 2011-10-21 | 2017-10-31 | Qualcomm Incorporated | Adaptive loop filtering for chroma components |
| WO2013144144A1 (en) | 2012-03-30 | 2013-10-03 | Panasonic Corporation | Syntax and semantics for adaptive loop filter and sample adaptive offset |
| US20140003530A1 (en) * | 2012-06-28 | 2014-01-02 | Qualcomm Incorporated | Sign hiding techniques for quantized transform coefficients in video coding |
| US10701383B2 (en) | 2015-06-16 | 2020-06-30 | Lg Electronics Inc. | Method for encoding/decoding image and device for same |
| US10448013B2 (en) * | 2016-12-22 | 2019-10-15 | Google Llc | Multi-layer-multi-reference prediction using adaptive temporal filtering |
| WO2019107182A1 (ja) | 2017-12-01 | 2019-06-06 | ソニー株式会社 | 符号化装置、符号化方法、復号装置、及び、復号方法 |
| US20210266535A1 (en) * | 2018-04-11 | 2021-08-26 | Sony Corporation | Data processing apparatus and data processing method |
| KR102811985B1 (ko) * | 2019-06-24 | 2025-05-23 | 샤프 가부시키가이샤 | 비디오 데이터를 코딩하기 위한 디바이스 및 방법 |
| CN114175654B (zh) * | 2019-08-08 | 2025-11-25 | 夏普株式会社 | 用于对比特流进行解码的电子设备和方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05135169A (ja) * | 1991-11-13 | 1993-06-01 | Kawasaki Steel Corp | ２次元空間フイルタ回路 |
| JPH1070717A (ja) * | 1996-06-19 | 1998-03-10 | Matsushita Electric Ind Co Ltd | 画像符号化装置及び画像復号化装置 |
| WO2005028664A2 (en) * | 2003-09-17 | 2005-03-31 | University Of Massachusetts | Modulation of programmed necrosis |
| JP2005311512A (ja) * | 2004-04-19 | 2005-11-04 | Toshiba Corp | エラーコンシールメント方法及び復号器 |
| JP4284265B2 (ja) * | 2004-11-02 | 2009-06-24 | 株式会社東芝 | 動画像符号化装置、動画像符号化方法、動画像復号化装置および動画像復号化方法 |
| JP4847890B2 (ja) * | 2007-02-16 | 2011-12-28 | パナソニック株式会社 | 符号化方式変換装置 |
| KR20100105680A (ko) * | 2008-03-07 | 2010-09-29 | 가부시끼가이샤 도시바 | 동화상 부호화/복호화 방법 및 장치 |
| MX2010008978A (es) * | 2008-03-07 | 2010-09-07 | Toshiba Kk | Aparato de codificacion / decodificacion de video. |
-
2009
- 2009-04-08 JP JP2010544860A patent/JPWO2010076856A1/ja not_active Withdrawn
- 2009-04-08 WO PCT/JP2009/057220 patent/WO2010076856A1/ja not_active Ceased
- 2009-04-08 CN CN200980147189.4A patent/CN102282850A/zh active Pending
- 2009-04-08 BR BRPI0922793A patent/BRPI0922793A2/pt not_active IP Right Cessation
-
2011
- 2011-06-02 US US13/151,311 patent/US20110228844A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20110228844A1 (en) | 2011-09-22 |
| WO2010076856A1 (ja) | 2010-07-08 |
| CN102282850A (zh) | 2011-12-14 |
| JPWO2010076856A1 (ja) | 2012-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE AS 5A, 6A E 7A ANUIDADES. |
|
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2384 DE 13-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |
|
| B15K | Others concerning applications: alteration of classification |
Ipc: H04N 19/86 (2014.01), H04N 19/117 (2014.01), H04N |