MX2012010518A - Metodo y dispositivo para codificacion predictiva de video. - Google Patents

Metodo y dispositivo para codificacion predictiva de video.

Info

Publication number
MX2012010518A
MX2012010518A MX2012010518A MX2012010518A MX2012010518A MX 2012010518 A MX2012010518 A MX 2012010518A MX 2012010518 A MX2012010518 A MX 2012010518A MX 2012010518 A MX2012010518 A MX 2012010518A MX 2012010518 A MX2012010518 A MX 2012010518A
Authority
MX
Mexico
Prior art keywords
pixels
encoding
principal
values
reconstruction values
Prior art date
Application number
MX2012010518A
Other languages
English (en)
Inventor
Chenchen Gu
Pin Tao
Wenting Wu
mou Xiao
Jiangtao Wen
Jing Lv
Fuzhong Sheng
Original Assignee
Tencent Tech Shenzhen Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tencent Tech Shenzhen Co Ltd filed Critical Tencent Tech Shenzhen Co Ltd
Publication of MX2012010518A publication Critical patent/MX2012010518A/es

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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • 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
    • H04N19/60—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

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

Una modalidad de la invención proporciona un método para codificación predictiva de video; en primer lugar, extrae un bloque de piel del marco actual, divide el bloque de pixel en un conjunto principal de píxeles y un conjunto complementario de píxeles; codifica el conjunto principal de píxeles, da salida a secuencia de código del conjunto principal de píxeles, obtiene un valor de reconstrucción del conjunto principal de píxeles, interpola para valores de pixel reconstruidos, lo cual incluye el valor de reconstrucción del conjunto principal de píxeles, toma un resultado como valor predictivo del conjunto complementario de píxeles, ejecuta una codificación predictiva intra-marco para el conjunto complementario de píxeles, da salida a la secuencia de código del conjunto complementario de píxeles, obtiene un valor de reconstrucción del conjunto complementario de píxeles, y finalmente combina el valor de reconstrucción del conjunto principal y el valor de reconstrucción del conjunto complementario de píxeles, y obtiene un valor de reconstrucción del bloque de píxel; otra modalidad de la invención también proporciona un dispositivo para la codificación predictiva de video; adoptando modos de implementación de la invención, la eficiencia de compresión de codificación de video puede ser mejorada, y la velocidad de visita a caché puede ser mejorada; los modos de implementación de la invención apropiados para cálculo altamente paralelo, y puede ejecutar compresión de codificación rápida para una fuente de video de alta definición.
MX2012010518A 2010-03-12 2011-03-08 Metodo y dispositivo para codificacion predictiva de video. MX2012010518A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010101239505A CN101783957B (zh) 2010-03-12 2010-03-12 一种视频预测编码方法和装置
PCT/CN2011/071611 WO2011110088A1 (zh) 2010-03-12 2011-03-08 一种视频预测编码方法和装置

Publications (1)

Publication Number Publication Date
MX2012010518A true MX2012010518A (es) 2013-01-18

Family

ID=42523743

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2012010518A MX2012010518A (es) 2010-03-12 2011-03-08 Metodo y dispositivo para codificacion predictiva de video.

Country Status (8)

Country Link
US (1) US8654845B2 (es)
CN (1) CN101783957B (es)
BR (1) BR112012022951B1 (es)
CA (1) CA2797569C (es)
MX (1) MX2012010518A (es)
RU (1) RU2536366C2 (es)
SG (1) SG183888A1 (es)
WO (1) WO2011110088A1 (es)

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KR102349788B1 (ko) * 2015-01-13 2022-01-11 인텔렉추얼디스커버리 주식회사 영상의 부호화/복호화 방법 및 장치
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CN106851288B (zh) * 2017-02-27 2020-09-15 北京奇艺世纪科技有限公司 一种帧内预测编码方法及装置
CN107277508B (zh) * 2017-07-25 2020-04-24 哈尔滨工业大学 一种采用自适应模式选择的像素级两向帧内预测方法
CN110352599A (zh) * 2018-04-02 2019-10-18 北京大学 用于视频处理的方法和设备
CN108737836A (zh) * 2018-06-13 2018-11-02 北京奇艺世纪科技有限公司 一种帧间预测编码方法、装置及电子设备
CN109547795B (zh) * 2018-10-26 2021-02-12 上海九吾尊易信息科技有限公司 视频编码方法及装置
KR20220022902A (ko) 2019-06-25 2022-02-28 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 맵핑 방법, 인코더, 디코더 및 컴퓨터 저장 매체

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Also Published As

Publication number Publication date
CN101783957B (zh) 2012-04-18
CA2797569C (en) 2016-01-19
SG183888A1 (en) 2012-10-30
WO2011110088A1 (zh) 2011-09-15
US20130051468A1 (en) 2013-02-28
CA2797569A1 (en) 2011-09-15
BR112012022951B1 (pt) 2022-02-22
CN101783957A (zh) 2010-07-21
RU2012142523A (ru) 2014-05-10
BR112012022951A2 (pt) 2017-03-21
US8654845B2 (en) 2014-02-18
RU2536366C2 (ru) 2014-12-20

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