MX2015005924A - Un metodo de codificacion y decodificacion de resolucion hibrida y un aparato de video que utiliza el mismo. - Google Patents

Un metodo de codificacion y decodificacion de resolucion hibrida y un aparato de video que utiliza el mismo.

Info

Publication number
MX2015005924A
MX2015005924A MX2015005924A MX2015005924A MX2015005924A MX 2015005924 A MX2015005924 A MX 2015005924A MX 2015005924 A MX2015005924 A MX 2015005924A MX 2015005924 A MX2015005924 A MX 2015005924A MX 2015005924 A MX2015005924 A MX 2015005924A
Authority
MX
Mexico
Prior art keywords
frame
hybrid
sampling
reconstructed
decoding method
Prior art date
Application number
MX2015005924A
Other languages
English (en)
Inventor
Chenchen Gu
Xunan Mao
Jingchang Chen
Ronggang Wang
Baicheng Xin
Wen Gao
Jing Lyu
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 MX2015005924A publication Critical patent/MX2015005924A/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
    • H04N19/10—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/102—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/10—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/182—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 pixel
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

La presente invención proporciona un método de codificación y decodificación de resolución híbrida; el método incluye llevar a cabo una codificación estándar de resolución completa en un cuadro I que acepta sólo codificación intracuadro en una secuencia de cuadros de video, y llevar a cabo una reconstrucción de cuadro que obtener una cuadro reconstruido del cuadro I; llevar a cabo una disminución de resolución en el cuadro reconstruido del cuadro I para obtener una primera imagen de muestreo del cuadro reconstruido del cuadro I; llevar a cabo una disminución de resolución en un cuadro no I en la secuencia de cuadros de video para obtener una segunda imagen de muestreo del cuadro no I; llevar a cabo una codificación estándar en la segunda imagen de muestreo del cuadro no I usando la primera imagen de muestreo del cuadro reconstruido del cuadro I que corresponde al cuadro no I como un cuadro de referencia; y mandar una transmisión continua de código de video que incluye en cuadro I codificado de manera estándar a resolución completa y el cuadro I codificado de manera estándar.
MX2015005924A 2012-11-12 2013-05-21 Un metodo de codificacion y decodificacion de resolucion hibrida y un aparato de video que utiliza el mismo. MX2015005924A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210450379.7A CN103813174B (zh) 2012-11-12 2012-11-12 一种混合分辨率编解码方法和装置
PCT/CN2013/075965 WO2014071728A1 (en) 2012-11-12 2013-05-21 A hybrid-resolution encoding and decoding method and a video apparatus using the same

Publications (1)

Publication Number Publication Date
MX2015005924A true MX2015005924A (es) 2015-09-08

Family

ID=50684005

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2015005924A MX2015005924A (es) 2012-11-12 2013-05-21 Un metodo de codificacion y decodificacion de resolucion hibrida y un aparato de video que utiliza el mismo.

Country Status (8)

Country Link
US (1) US10097821B2 (es)
EP (1) EP2907309A4 (es)
CN (1) CN103813174B (es)
CA (1) CA2891275C (es)
MX (1) MX2015005924A (es)
MY (1) MY174250A (es)
SG (1) SG11201503694YA (es)
WO (1) WO2014071728A1 (es)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105187824A (zh) * 2014-06-10 2015-12-23 杭州海康威视数字技术股份有限公司 图像编码方法和装置以及图像解码方法和装置
WO2016206748A1 (en) * 2015-06-25 2016-12-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Refinement of a low-pel resolution motion estimation vector
US11051026B2 (en) 2015-08-31 2021-06-29 Intel Corporation Method and system of frame re-ordering for video coding
US9578278B1 (en) 2015-10-20 2017-02-21 International Business Machines Corporation Video storage and video playing
CN106254874B (zh) * 2016-09-19 2019-05-31 上海国茂数字技术有限公司 一种全景视频编码方法及装置
US11405645B2 (en) * 2017-02-28 2022-08-02 Google Llc Transform kernel selection and entropy coding
CN108495130B (zh) * 2017-03-21 2021-04-20 腾讯科技（深圳）有限公司 视频编码、解码方法和装置、终端、服务器和存储介质
CN109151481B (zh) * 2017-06-28 2022-03-15 腾讯科技（深圳）有限公司 图片的传输和接收的方法、装置、系统、设备和介质
CN109819263B (zh) 2017-11-22 2022-08-19 腾讯科技（深圳）有限公司 视频编码方法、装置、计算机设备及存储介质
CN108924553B (zh) * 2018-06-20 2021-10-08 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、计算机设备和存储介质
CN108833918B (zh) 2018-06-20 2021-09-17 腾讯科技（深圳）有限公司 视频编码方法、解码方法、装置、计算机设备及存储介质
CN108848380B (zh) 2018-06-20 2021-11-30 腾讯科技（深圳）有限公司 视频编码和解码方法、装置、计算机设备及存储介质
CN108769681B (zh) * 2018-06-20 2022-06-10 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、计算机设备和存储介质
CN108833923B (zh) * 2018-06-20 2022-03-29 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、存储介质和计算机设备
CN108833917B (zh) * 2018-06-20 2022-04-08 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、计算机设备和存储介质
CN108848376B (zh) * 2018-06-20 2022-03-01 腾讯科技（深圳）有限公司 视频编码、解码方法、装置和计算机设备
CN108848381B (zh) 2018-06-20 2021-09-24 腾讯科技（深圳）有限公司 视频编码方法、解码方法、装置、计算机设备及存储介质
CN108833916B (zh) * 2018-06-20 2021-09-24 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、存储介质和计算机设备
EP3591972A1 (en) * 2018-07-02 2020-01-08 Axis AB Method and system for encoding video with overlay
CN111726614A (zh) * 2019-03-18 2020-09-29 四川大学 一种基于空域下采样与深度学习重建的hevc编码优化方法
CN112995663B (zh) * 2019-12-02 2022-09-23 华为技术有限公司 视频编码的方法、视频解码的方法及相应装置
CN111447442B (zh) * 2020-03-13 2022-12-06 浙江大华技术股份有限公司 帧内编码方法、帧内解码方法、设备以及介质
CN111586412B (zh) * 2020-05-06 2022-07-26 华为技术有限公司 高清视频处理方法、主设备、从设备和芯片系统
CN113747099B (zh) * 2020-05-29 2022-12-06 华为技术有限公司 视频传输方法和设备
CN113810763A (zh) * 2020-06-15 2021-12-17 深圳市中兴微电子技术有限公司 一种视频处理方法、设备及存储介质
CN113676641B (zh) * 2021-08-17 2023-04-07 杭州叙简未兰电子有限公司 一种基于5g执法记录仪的双摄像头三码流方法
US12015794B2 (en) * 2021-11-30 2024-06-18 Comcast Cable Communications, Llc Method and apparatus for content-driven transcoder coordination
CN114465993B (zh) * 2022-01-24 2023-11-10 杭州网易智企科技有限公司 视频编码方法、视频解码方法和装置、介质和计算设备
CN114363617A (zh) * 2022-03-18 2022-04-15 武汉大学 一种网络轻量级视频流传输方法、系统及设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3130876B2 (ja) * 1998-09-08 2001-01-31 日本電気アイシーマイコンシステム株式会社 画像再生装置及び画像再生方法
US6907073B2 (en) * 1999-12-20 2005-06-14 Sarnoff Corporation Tweening-based codec for scaleable encoders and decoders with varying motion computation capability
US7379496B2 (en) * 2002-09-04 2008-05-27 Microsoft Corporation Multi-resolution video coding and decoding
US8731054B2 (en) * 2004-05-04 2014-05-20 Qualcomm Incorporated Method and apparatus for weighted prediction in predictive frames
WO2006078109A1 (en) * 2005-01-21 2006-07-27 Samsung Electronics Co., Ltd. Method of multi-layer based scalable video encoding and decoding and apparatus for the same
CN101375605A (zh) * 2006-01-31 2009-02-25 汤姆森许可贸易公司 用于实现降低分辨率更新模式的限制预测以及视频编码器和解码器中的复杂度可分级的方法和装置
CN102006483B (zh) * 2009-09-03 2013-05-01 中兴通讯股份有限公司 一种视频编解码方法及装置
CN102714726B (zh) 2010-01-15 2015-03-25 杜比实验室特许公司 使用元数据的用于时间缩放的边缘增强
CN102196256B (zh) * 2010-03-11 2013-03-27 中国科学院微电子研究所 一种视频编码方法及装置
CN102196258B (zh) * 2010-03-11 2013-03-27 中国科学院微电子研究所 一种i帧编码方法及装置
EP2375747B1 (en) * 2010-04-12 2019-03-13 Sun Patent Trust Filter positioning and selection
CN101938656B (zh) * 2010-09-27 2012-07-04 上海交通大学 基于关键帧超分辨率重建的视频编解码系统

Also Published As

Publication number Publication date
CN103813174B (zh) 2016-04-27
SG11201503694YA (en) 2015-06-29
CA2891275A1 (en) 2014-05-15
MY174250A (en) 2020-04-01
US10097821B2 (en) 2018-10-09
EP2907309A4 (en) 2016-03-23
CA2891275C (en) 2020-05-12
WO2014071728A1 (en) 2014-05-15
US20140140407A1 (en) 2014-05-22
EP2907309A1 (en) 2015-08-19
CN103813174A (zh) 2014-05-21

Similar Documents

Publication Publication Date Title
MX2015005924A (es) Un metodo de codificacion y decodificacion de resolucion hibrida y un aparato de video que utiliza el mismo.
PL409213A1 (pl) Sposób i urządzenie do kodowania obrazu oraz sposób i urządzenie do dekodowania obrazu
MX2012004810A (es) Metodo y aparato para codificar y decodificar unidad de codificacion de margen de imagen.
MX2013015154A (es) Reduccion de latencia en codificacion y descodificacion de video.
WO2017192011A3 (ko) 화면 내 예측을 이용한 영상 부호화/복호화 방법 및 장치
WO2011090790A8 (en) Methods and apparatus for sampling -based super resolution video encoding and decoding
WO2014047202A3 (en) Indication of interlaced video data for video coding
MY171306A (en) Method and apparatus for encoding video, and method and apparatus for decoding video
MX2011013033A (es) Metodo y aparato para codificar video, y metodo y aparato para decodificar video.
PH12015500254A1 (en) Methods and apparatus for encoding and decoding motion vector
MX2012011564A (es) Metodo y aparato para codificar video al compensar valores de pixel de acuerdo con grupos de pixeles, y metodo y aparato para decodificar video mediante lo mismo.
SG196792A1 (en) Method and apparatus for encoding video using adjustable loop filtering, and method and apparatus for decoding video using adjustable loop filtering
MX338369B (es) Decodificador de video, codificador de video, metodo de decodificacion de video, y metodo de codificacion de video.
WO2011130186A3 (en) Fixed point implementation for geometric motion partitioning
EP2712201A3 (en) Methods and devices for entropy coding in scalable video compression
ZA201308890B (en) "image decoding method, image encoding method, image decoding method, image decong apparatus , and image coding and decoding apparatus "
MX2014003435A (es) Codificador de sesion de presentacion remota de baja complejidad.
WO2012026783A3 (en) Method and apparatus for a video codec with low complexity encoding
IN2015DN02570A (es)
MX2014006764A (es) Dispositivo de procesamiento de imagenes y metodo de procesamiento de imagenes.
PH12016501592A1 (en) Method and apparatus for encoding/decoding images using a motion vector of a previous block as a motion vector for the current block
WO2009078686A3 (en) Method and device for video coding and decoding
MY181717A (en) Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
WO2012081917A3 (ko) 움직임정보 병합을 이용한 부호움직임정보생성/움직임정보복원 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치
GB2484969B (en) Improved reference frame for video encoding and decoding

Legal Events

Date Code Title Description
FA Abandonment or withdrawal