ES2646515T3 - Método de codificación de parámetro de cuantización de imagen y método de decodificación de parámetro de cuantización de imagen - Google Patents
Método de codificación de parámetro de cuantización de imagen y método de decodificación de parámetro de cuantización de imagen Download PDFInfo
- Publication number
- ES2646515T3 ES2646515T3 ES12810767.9T ES12810767T ES2646515T3 ES 2646515 T3 ES2646515 T3 ES 2646515T3 ES 12810767 T ES12810767 T ES 12810767T ES 2646515 T3 ES2646515 T3 ES 2646515T3
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- quantization parameter
- image quantization
- bin
- delta
- image
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- 238000013139 quantization Methods 0.000 title abstract 14
- 238000000034 method Methods 0.000 title abstract 5
- 230000003044 adaptive effect 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
-
- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
-
- 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
- H04N19/1887—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 variable length codeword
-
- 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
- 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
- H04N19/70—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)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Abstract
Un método de codificación de parámetro de cuantización de imagen para codificar un parámetro de cuantización para un proceso de codificación de vídeo que se basa en codificación con aritmética binaria adaptativa basada en contexto, el método de codificación de parámetro de cuantización de imagen comprende: generar un parámetro de cuantización previsto a partir de parámetro de cuantización reconstruido en el pasado; generar un delta de parámetro de cuantización a partir de un parámetro de cuantización y el parámetro de cuantización previsto; y codificar con aritmética binaria un primer bin que indica si el delta de parámetro de cuantización es significativo, otros bins, que son posteriores al primer bin, indican un valor absoluto del delta de parámetro de cuantización, y un bin de signo, que es posterior a los otros bins, indica si el delta de parámetro de cuantización es positivo o negativo, en el caso en el que el delta de parámetro de cuantización sea significativo, en donde la codificación con aritmética binaria se realiza usando contexto (s) para el primer bin y los otros bins, y no usando contexto para el bin de signo.
Description
Claims (1)
-
imagen1 imagen2
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011153427 | 2011-07-12 | ||
| JP2011153427 | 2011-07-12 | ||
| PCT/JP2012/003897 WO2013008389A1 (ja) | 2011-07-12 | 2012-06-14 | 映像量子化パラメータ符号化方法及び映像量子化パラメータ復号方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2646515T3 true ES2646515T3 (es) | 2017-12-14 |
Family
ID=47505700
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES17183599.4T Active ES2694360T3 (es) | 2011-07-12 | 2012-06-14 | Método de descodificación y descodificador para la descodificación de parámetros de cuantización para la descodificación de vídeo |
| ES17183587T Active ES2732761T3 (es) | 2011-07-12 | 2012-06-14 | Método de descodificación y descodificador para la descodificación de parámetro de cuantización para la descodificación de vídeo |
| ES12810767.9T Active ES2646515T3 (es) | 2011-07-12 | 2012-06-14 | Método de codificación de parámetro de cuantización de imagen y método de decodificación de parámetro de cuantización de imagen |
| ES17183603T Active ES2695585T3 (es) | 2011-07-12 | 2012-06-14 | Método de descodificación y descodificador para la descodificación de parámetros de cuantización para la descodificación de vídeo |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES17183599.4T Active ES2694360T3 (es) | 2011-07-12 | 2012-06-14 | Método de descodificación y descodificador para la descodificación de parámetros de cuantización para la descodificación de vídeo |
| ES17183587T Active ES2732761T3 (es) | 2011-07-12 | 2012-06-14 | Método de descodificación y descodificador para la descodificación de parámetro de cuantización para la descodificación de vídeo |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES17183603T Active ES2695585T3 (es) | 2011-07-12 | 2012-06-14 | Método de descodificación y descodificador para la descodificación de parámetros de cuantización para la descodificación de vídeo |
Country Status (15)
| Country | Link |
|---|---|
| US (3) | US9451259B2 (es) |
| EP (4) | EP3264764B1 (es) |
| JP (2) | JP5924341B2 (es) |
| KR (6) | KR101726147B1 (es) |
| CN (7) | CN106851278B (es) |
| AU (1) | AU2012282044C1 (es) |
| BR (2) | BR112013028925B1 (es) |
| CA (1) | CA2834409C (es) |
| ES (4) | ES2694360T3 (es) |
| MX (6) | MX341934B (es) |
| PL (4) | PL3264765T3 (es) |
| RU (4) | RU2627103C9 (es) |
| TR (3) | TR201815835T4 (es) |
| WO (1) | WO2013008389A1 (es) |
| ZA (1) | ZA201307532B (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102714094B1 (ko) * | 2016-02-11 | 2024-10-08 | 삼성전자주식회사 | 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치 |
| JP2018015402A (ja) * | 2016-07-29 | 2018-02-01 | 株式会社大都技研 | 遊技台 |
| US11070818B2 (en) * | 2017-07-05 | 2021-07-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Decoding a block of video samples |
| KR102772708B1 (ko) * | 2020-05-28 | 2025-02-28 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 방법 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8374237B2 (en) * | 2001-03-02 | 2013-02-12 | Dolby Laboratories Licensing Corporation | High precision encoding and decoding of video images |
| US6856701B2 (en) | 2001-09-14 | 2005-02-15 | Nokia Corporation | Method and system for context-based adaptive binary arithmetic coding |
| AU2003226585A1 (en) * | 2002-04-23 | 2003-11-10 | Nokia Corporation | Method and device for indicating quantizer parameters in a video coding system |
| US7336720B2 (en) * | 2002-09-27 | 2008-02-26 | Vanguard Software Solutions, Inc. | Real-time video coding/decoding |
| US6927710B2 (en) | 2002-10-30 | 2005-08-09 | Lsi Logic Corporation | Context based adaptive binary arithmetic CODEC architecture for high quality video compression and decompression |
| KR100624432B1 (ko) | 2004-08-05 | 2006-09-19 | 삼성전자주식회사 | 내용 기반 적응적 이진 산술 복호화 방법 및 장치 |
| US7176815B1 (en) * | 2004-09-24 | 2007-02-13 | Texas Instruments Incorporated | Video coding with CABAC |
| KR100763178B1 (ko) * | 2005-03-04 | 2007-10-04 | 삼성전자주식회사 | 색 공간 스케일러블 비디오 코딩 및 디코딩 방법, 이를위한 장치 |
| JP4856954B2 (ja) * | 2005-06-08 | 2012-01-18 | パナソニック株式会社 | 画像符号化装置 |
| CN1878309A (zh) * | 2005-06-08 | 2006-12-13 | 松下电器产业株式会社 | 视频编码装置 |
| KR101200535B1 (ko) * | 2006-01-12 | 2012-11-27 | (주)휴맥스 | 매크로블록 기반의 조명 변화에 대한 적응적 움직임예측/보상 장치 및 방법 |
| CN100426410C (zh) * | 2006-05-25 | 2008-10-15 | 北京中星微电子有限公司 | 视频文件播放方法、装置及嵌入式设备 |
| US7864219B2 (en) * | 2006-06-15 | 2011-01-04 | Victor Company Of Japan, Ltd. | Video-signal layered coding and decoding methods, apparatuses, and programs with spatial-resolution enhancement |
| JP5045950B2 (ja) * | 2006-12-14 | 2012-10-10 | 日本電気株式会社 | 映像符号化方法、映像符号化装置および映像符号化プログラム |
| JP2008160402A (ja) * | 2006-12-22 | 2008-07-10 | Canon Inc | 符号化装置及び方法並びに画像符号化装置 |
| CN101212676B (zh) * | 2006-12-29 | 2010-06-02 | 北京展讯高科通信技术有限公司 | 高效并行cabac解码方法及其装置 |
| US7535387B1 (en) * | 2007-09-10 | 2009-05-19 | Xilinx, Inc. | Methods and systems for implementing context adaptive binary arithmetic coding |
| JP4915350B2 (ja) | 2008-01-16 | 2012-04-11 | 日本電気株式会社 | エントロピ符号化器、映像符号化装置、映像符号化方法および映像符号化プログラム |
| DK2476255T3 (en) * | 2009-09-10 | 2018-08-06 | Guangdong Oppo Mobile Telecommunications Corp Ltd | ACCELERATION TECHNIQUES FOR DISTORTION GRADE OPTIMIZED QUANTIZATION |
| US9112526B2 (en) * | 2011-06-15 | 2015-08-18 | Sony Corporation | Binarization of DQP using separate absolute value and sign (SAVS) in CABAC |
| US10298939B2 (en) * | 2011-06-22 | 2019-05-21 | Qualcomm Incorporated | Quantization in video coding |
| CN106878714B (zh) | 2011-06-28 | 2019-08-02 | 日本电气株式会社 | 对视频量化参数解码的方法 |
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2012
- 2012-06-14 EP EP17183587.9A patent/EP3264764B1/en active Active
- 2012-06-14 JP JP2013523782A patent/JP5924341B2/ja active Active
- 2012-06-14 TR TR2018/15835T patent/TR201815835T4/tr unknown
- 2012-06-14 CN CN201710124001.0A patent/CN106851278B/zh active Active
- 2012-06-14 MX MX2015008541A patent/MX341934B/es unknown
- 2012-06-14 EP EP17183603.4A patent/EP3264766B1/en active Active
- 2012-06-14 AU AU2012282044A patent/AU2012282044C1/en active Active
- 2012-06-14 KR KR1020177000094A patent/KR101726147B1/ko active Active
- 2012-06-14 PL PL17183599T patent/PL3264765T3/pl unknown
- 2012-06-14 KR KR1020137027494A patent/KR20130135358A/ko not_active Ceased
- 2012-06-14 ES ES17183599.4T patent/ES2694360T3/es active Active
- 2012-06-14 MX MX2017010889A patent/MX383954B/es unknown
- 2012-06-14 WO PCT/JP2012/003897 patent/WO2013008389A1/ja not_active Ceased
- 2012-06-14 MX MX2021007700A patent/MX2021007700A/es unknown
- 2012-06-14 BR BR112013028925-2A patent/BR112013028925B1/pt active IP Right Grant
- 2012-06-14 KR KR1020167019402A patent/KR101694667B1/ko active Active
- 2012-06-14 ES ES17183587T patent/ES2732761T3/es active Active
- 2012-06-14 PL PL12810767T patent/PL2733940T3/pl unknown
- 2012-06-14 KR KR1020167006711A patent/KR101643120B1/ko active Active
- 2012-06-14 CN CN201710123831.1A patent/CN106878713A/zh active Pending
- 2012-06-14 ES ES12810767.9T patent/ES2646515T3/es active Active
- 2012-06-14 EP EP17183599.4A patent/EP3264765B1/en active Active
- 2012-06-14 PL PL17183603T patent/PL3264766T3/pl unknown
- 2012-06-14 CN CN201280025580.9A patent/CN103597828B/zh active Active
- 2012-06-14 TR TR2018/15978T patent/TR201815978T4/tr unknown
- 2012-06-14 KR KR1020157006860A patent/KR101605397B1/ko active Active
- 2012-06-14 CN CN201710124877.5A patent/CN107105249B/zh active Active
- 2012-06-14 MX MX2016011507A patent/MX350245B/es unknown
- 2012-06-14 TR TR2019/06561T patent/TR201906561T4/tr unknown
- 2012-06-14 MX MX2013012910A patent/MX2013012910A/es active IP Right Grant
- 2012-06-14 CA CA2834409A patent/CA2834409C/en active Active
- 2012-06-14 MX MX2021007699A patent/MX395480B/es unknown
- 2012-06-14 CN CN201611083060.XA patent/CN106488230B/zh active Active
- 2012-06-14 BR BR122020013909-9A patent/BR122020013909B1/pt active IP Right Grant
- 2012-06-14 KR KR1020177009131A patent/KR101750070B1/ko active Active
- 2012-06-14 CN CN201611084415.7A patent/CN106488231B/zh active Active
- 2012-06-14 ES ES17183603T patent/ES2695585T3/es active Active
- 2012-06-14 CN CN201710124465.1A patent/CN106851279B/zh active Active
- 2012-06-14 EP EP12810767.9A patent/EP2733940B1/en active Active
- 2012-06-14 PL PL17183587T patent/PL3264764T3/pl unknown
- 2012-06-14 US US14/112,978 patent/US9451259B2/en active Active
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2013
- 2013-10-09 ZA ZA2013/07532A patent/ZA201307532B/en unknown
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2015
- 2015-12-08 RU RU2015152459A patent/RU2627103C9/ru active
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2016
- 2016-04-14 JP JP2016081001A patent/JP6149971B2/ja active Active
- 2016-08-16 US US15/238,587 patent/US9749634B2/en active Active
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2017
- 2017-07-10 RU RU2017124350A patent/RU2638009C1/ru active
- 2017-07-20 US US15/655,500 patent/US10085025B2/en active Active
- 2017-11-23 RU RU2017140827A patent/RU2653255C1/ru active
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2018
- 2018-04-10 RU RU2018112904A patent/RU2662392C1/ru active
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