AR100738A1 - Codificación y decodificación robusta de imágenes de video - Google Patents
Codificación y decodificación robusta de imágenes de videoInfo
- Publication number
- AR100738A1 AR100738A1 ARP150101778A ARP150101778A AR100738A1 AR 100738 A1 AR100738 A1 AR 100738A1 AR P150101778 A ARP150101778 A AR P150101778A AR P150101778 A ARP150101778 A AR P150101778A AR 100738 A1 AR100738 A1 AR 100738A1
- Authority
- AR
- Argentina
- Prior art keywords
- image
- random access
- drap
- access point
- decoding
- Prior art date
Links
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
- H04N19/169—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
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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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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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
- H04N19/132—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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
-
- 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
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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
- H04N19/50—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
- H04N19/51—Motion estimation or motion compensation
- H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
-
- 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
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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
- H04N19/70—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Las presentes formas de realización introducen un nuevo tipo de punto de acceso aleatorio en las corrientes de video bits, que puede usarse para las operaciones de acceso aleatorio, pero representarse en forma codificada a un costo en bits más bajo, en comparación con las imágenes IRAP. El punto de acceso aleatorio es una imagen de punto de acceso aleatorio dependiente (DRAP) que se codifica y decodifica como una imagen predictiva temporal que usa una imagen IRAP y/o una imagen DRAP anterior, de acuerdo con un orden de decodificación, como la sola imagen o imágenes de referencia para la imagen DRAP. La imagen DRAP se constituye en punto de acceso aleatorio en una corriente de video bits.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462013581P | 2014-06-18 | 2014-06-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR100738A1 true AR100738A1 (es) | 2016-10-26 |
Family
ID=52824244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP150101778A AR100738A1 (es) | 2014-06-18 | 2015-06-04 | Codificación y decodificación robusta de imágenes de video |
Country Status (6)
Country | Link |
---|---|
US (1) | US9832463B2 (es) |
JP (1) | JP6348188B2 (es) |
CN (1) | CN106464886B (es) |
AR (1) | AR100738A1 (es) |
TW (1) | TWI581614B (es) |
WO (1) | WO2015192989A1 (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10136153B2 (en) | 2015-02-04 | 2018-11-20 | Telefonaktiebolaget Lm Ericsson (Publ) | DRAP identification and decoding |
CN106470341B (zh) * | 2015-08-17 | 2020-10-02 | 恩智浦美国有限公司 | 媒体显示系统 |
CN110036639B (zh) * | 2016-12-12 | 2022-02-11 | 索尼公司 | 图像处理装置及方法 |
US10972755B2 (en) * | 2018-12-03 | 2021-04-06 | Mediatek Singapore Pte. Ltd. | Method and system of NAL unit header structure for signaling new elements |
KR20210107121A (ko) * | 2019-01-04 | 2021-08-31 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 인코더, 비디오 디코더 및 대응하는 방법 |
MX2021009140A (es) * | 2019-02-01 | 2021-10-13 | Fraunhofer Ges Forschung | Codec de video que permite el acceso aleatorio a subimágenes o regiones y concepto para la composición de video usando el mismo. |
US10735745B1 (en) * | 2019-06-06 | 2020-08-04 | Tencent America LLC | Method and apparatus for video coding |
US11375223B2 (en) * | 2019-09-20 | 2022-06-28 | Tencent America LLC | Method for signaling output layer set with sub-picture |
EP3829170A1 (en) * | 2019-11-29 | 2021-06-02 | Axis AB | Encoding and transmitting image frames of a video stream |
CN115428438A (zh) * | 2020-03-27 | 2022-12-02 | 字节跳动有限公司 | 视频编解码中的水平信息 |
US20220103847A1 (en) * | 2020-09-29 | 2022-03-31 | Lemon Inc. | Dependent random access point indication in video bitstreams |
Family Cites Families (20)
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US6115420A (en) | 1997-03-14 | 2000-09-05 | Microsoft Corporation | Digital video signal encoder and encoding method |
WO2002037859A2 (en) | 2000-11-03 | 2002-05-10 | Compression Science | Video data compression system |
US6993078B2 (en) * | 2002-03-28 | 2006-01-31 | International Business Machines Corporation | Macroblock coding technique with biasing towards skip macroblock coding |
EP2348720B1 (en) * | 2004-07-01 | 2015-04-01 | Mitsubishi Electric Corporation | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method |
KR20100097124A (ko) | 2007-11-05 | 2010-09-02 | 톰슨 라이센싱 | 신속한 채널 변경 및 향상된 오류 복원성을 위한 스케일러블 비디오 코딩 방법 |
US8929443B2 (en) * | 2009-01-09 | 2015-01-06 | Microsoft Corporation | Recovering from dropped frames in real-time transmission of video over IP networks |
CN103797797B (zh) * | 2011-06-30 | 2016-07-13 | 瑞典爱立信有限公司 | 参考画面信号通知 |
RU2014105292A (ru) * | 2011-07-13 | 2015-08-20 | Телефонактиеболагет Л М Эрикссон (Пабл) | Кодер, декодер и способы их работы для управления опорными изображениями |
US10674171B2 (en) * | 2011-09-27 | 2020-06-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Decoders and methods thereof for managing pictures in video decoding process |
US9674532B2 (en) | 2012-06-24 | 2017-06-06 | Lg Electronics Inc. | Image decoding method using information on a random access picture and apparatus using same |
US20150288970A1 (en) * | 2012-09-28 | 2015-10-08 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus for parallel processing using reference picture information, and video decoding method and apparatus for parallel processing using reference picture information |
JP6352383B2 (ja) * | 2013-07-14 | 2018-07-04 | シャープ株式会社 | 復号方法及び復号装置 |
WO2015025747A1 (ja) * | 2013-08-22 | 2015-02-26 | ソニー株式会社 | 符号化装置、符号化方法、送信装置、復号化装置、復号化方法および受信装置 |
WO2015053598A1 (ko) * | 2013-10-12 | 2015-04-16 | 삼성전자 주식회사 | 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치 |
US10187662B2 (en) * | 2013-10-13 | 2019-01-22 | Sharp Kabushiki Kaisha | Signaling parameters in video parameter set extension and decoder picture buffer operation |
US10284858B2 (en) * | 2013-10-15 | 2019-05-07 | Qualcomm Incorporated | Support of multi-mode extraction for multi-layer video codecs |
CN104754341B (zh) * | 2013-12-31 | 2019-02-26 | 华为技术有限公司 | 一种视频数据编码、解码的方法和装置 |
US10560710B2 (en) * | 2014-01-03 | 2020-02-11 | Qualcomm Incorporated | Method for coding recovery point supplemental enhancement information (SEI) messages and region refresh information SEI messages in multi-layer coding |
CN105981389B (zh) * | 2014-02-03 | 2019-03-01 | 三菱电机株式会社 | 图像编码装置、图像解码装置、编码流变换装置、图像编码方法以及图像解码方法 |
US9807406B2 (en) * | 2014-03-17 | 2017-10-31 | Qualcomm Incorporated | Picture flushing and decoded picture buffer parameter inference for multi-layer bitstreams |
-
2015
- 2015-04-13 JP JP2016568428A patent/JP6348188B2/ja active Active
- 2015-04-13 WO PCT/EP2015/057973 patent/WO2015192989A1/en active Application Filing
- 2015-04-13 US US14/646,713 patent/US9832463B2/en active Active
- 2015-04-13 CN CN201580032214.XA patent/CN106464886B/zh active Active
- 2015-05-21 TW TW104116301A patent/TWI581614B/zh active
- 2015-06-04 AR ARP150101778A patent/AR100738A1/es active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
JP6348188B2 (ja) | 2018-06-27 |
WO2015192989A1 (en) | 2015-12-23 |
CN106464886B (zh) | 2021-03-30 |
JP2017525175A (ja) | 2017-08-31 |
TWI581614B (zh) | 2017-05-01 |
CN106464886A (zh) | 2017-02-22 |
US20160219273A1 (en) | 2016-07-28 |
TW201611577A (zh) | 2016-03-16 |
US9832463B2 (en) | 2017-11-28 |
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