ES2748561T3 - Unidades de acceso IRAP y conmutación y empalme de flujos de bits - Google Patents
Unidades de acceso IRAP y conmutación y empalme de flujos de bits Download PDFInfo
- Publication number
- ES2748561T3 ES2748561T3 ES14720460T ES14720460T ES2748561T3 ES 2748561 T3 ES2748561 T3 ES 2748561T3 ES 14720460 T ES14720460 T ES 14720460T ES 14720460 T ES14720460 T ES 14720460T ES 2748561 T3 ES2748561 T3 ES 2748561T3
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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
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
- H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
-
- 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
-
- 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
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234327—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8451—Structuring of content, e.g. decomposing content into time segments using Advanced Video Coding [AVC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8455—Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream
-
- 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
- H04N19/187—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 scalable video layer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
- H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361809063P | 2013-04-05 | 2013-04-05 | |
| US201361812225P | 2013-04-15 | 2013-04-15 | |
| US14/244,743 US9596486B2 (en) | 2013-04-05 | 2014-04-03 | IRAP access units and bitstream switching and splicing |
| PCT/US2014/032926 WO2014165730A1 (en) | 2013-04-05 | 2014-04-04 | Irap access units and bitstream switching and splicing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2748561T3 true ES2748561T3 (es) | 2020-03-17 |
Family
ID=51654456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES14720460T Active ES2748561T3 (es) | 2013-04-05 | 2014-04-04 | Unidades de acceso IRAP y conmutación y empalme de flujos de bits |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9596486B2 (enExample) |
| EP (1) | EP2982129B1 (enExample) |
| JP (1) | JP6239732B2 (enExample) |
| KR (1) | KR102084822B1 (enExample) |
| CN (1) | CN105052156B (enExample) |
| ES (1) | ES2748561T3 (enExample) |
| HU (1) | HUE044639T2 (enExample) |
| WO (1) | WO2014165730A1 (enExample) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2858350A4 (en) * | 2012-07-06 | 2016-05-04 | Samsung Electronics Co Ltd | METHOD AND DEVICE FOR MULTILAYER VIDEO DICTIONING FOR DIRECT ACCESS AND METHOD AND DEVICE FOR MULTILAYER VIDEO DECODING FOR DIRECT ACCESS |
| US9674533B2 (en) | 2013-04-05 | 2017-06-06 | Qualcomm Incorporated | Picture alignments in multi-layer video coding |
| US10003815B2 (en) * | 2013-06-03 | 2018-06-19 | Qualcomm Incorporated | Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures |
| CN105981387B (zh) * | 2013-10-15 | 2019-09-27 | 诺基亚技术有限公司 | 用于处理视频的方法、装置和计算机可读存储介质 |
| WO2015105399A1 (ko) * | 2014-01-13 | 2015-07-16 | 삼성전자 주식회사 | 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치. |
| EP3206401A4 (en) * | 2014-10-08 | 2018-06-06 | LG Electronics Inc. | Method and device for processing camera parameter in 3d video coding |
| US20160119619A1 (en) * | 2014-10-27 | 2016-04-28 | Ati Technologies Ulc | Method and apparatus for encoding instantaneous decoder refresh units |
| ES2907602T3 (es) * | 2014-12-31 | 2022-04-25 | Nokia Technologies Oy | Predicción entre capas para la codificación y decodificación de vídeo escalable |
| US9973562B2 (en) | 2015-04-17 | 2018-05-15 | Microsoft Technology Licensing, Llc | Split processing of encoded video in streaming segments |
| CN106303673B (zh) * | 2015-06-04 | 2021-01-22 | 中兴通讯股份有限公司 | 码流对齐、同步处理方法及发送、接收终端和通信系统 |
| US10306253B2 (en) | 2015-10-14 | 2019-05-28 | Qualcomm Incorporated | Signaling of parameter sets in files of multi-layer bitstreams |
| US11184624B2 (en) * | 2016-05-19 | 2021-11-23 | Qualcomm Incorporated | Regional random access in pictures |
| US10623755B2 (en) * | 2016-05-23 | 2020-04-14 | Qualcomm Incorporated | End of sequence and end of bitstream NAL units in separate file tracks |
| US10554711B2 (en) * | 2016-09-29 | 2020-02-04 | Cisco Technology, Inc. | Packet placement for scalable video coding schemes |
| CN107734387B (zh) * | 2017-10-25 | 2020-11-24 | 北京网博视界科技股份有限公司 | 一种视频切割方法、装置、终端和存储介质 |
| CN109963176B (zh) * | 2017-12-26 | 2021-12-07 | 中兴通讯股份有限公司 | 视频码流处理方法、装置、网络设备和可读存储介质 |
| EP4542996A3 (en) * | 2019-01-04 | 2025-06-18 | Huawei Technologies Co., Ltd. | Sub-picture based random access |
| AU2020234831B2 (en) * | 2019-03-11 | 2023-11-23 | Huawei Technologies Co., Ltd. | Pictures with mixed NAL unit types |
| US11539957B2 (en) * | 2019-06-20 | 2022-12-27 | Tencent America LLC | Layered random access with reference picture resampling |
| KR102874357B1 (ko) * | 2019-07-03 | 2025-10-20 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 참조 화상 목록 내의 참조 화상의 유형 |
| WO2021007225A1 (en) * | 2019-07-08 | 2021-01-14 | Futurewei Technologies, Inc. | Mixed nal unit picture constraints in video coding |
| KR102794725B1 (ko) * | 2019-09-03 | 2025-04-14 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 스트림 병합을 위한 설정 가능한 nal 및 슬라이스 코드 포인트 메커니즘 |
| KR20220114562A (ko) * | 2019-12-20 | 2022-08-17 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 비디오 스트림들에서 상이한 nal 유닛 타입들의 nal 유닛들을 혼합하기 위한 디코더, 인코더 및 방법들 |
| US11228777B2 (en) * | 2019-12-30 | 2022-01-18 | Tencent America LLC | Method for layerwise random access in a coded video stream |
| KR20220100711A (ko) * | 2020-01-02 | 2022-07-15 | 엘지전자 주식회사 | 영상 디코딩 방법 및 그 장치 |
| WO2021188451A1 (en) | 2020-03-16 | 2021-09-23 | Bytedance Inc. | Random access point access unit in scalable video coding |
| EP4122208A1 (en) * | 2020-03-20 | 2023-01-25 | Interdigital VC Holdings France | Method and device for image encoding and decoding |
| KR20230023721A (ko) * | 2020-06-06 | 2023-02-17 | 엘지전자 주식회사 | 레이어 정보 시그널링 기반 영상 코딩 장치 및 방법 |
| JP7752641B2 (ja) | 2020-06-10 | 2025-10-10 | フラウンホッファー－ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | マルチレイヤビデオビットストリーム及び出力タイミング導出のための多岐にわたるシグナリング概念 |
| US11962936B2 (en) | 2020-09-29 | 2024-04-16 | Lemon Inc. | Syntax for dependent random access point indication in video bitstreams |
| CN118870019A (zh) * | 2023-04-28 | 2024-10-29 | 华为技术有限公司 | 编解码方法及装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3852366B2 (ja) * | 2002-04-26 | 2006-11-29 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
| DE602006051050C5 (de) * | 2005-10-11 | 2022-10-27 | Nokia Technologies Oy | System and method for efficient scalable stream adaptation |
| CA2701877A1 (en) | 2007-10-15 | 2009-04-23 | Nokia Corporation | Motion skip and single-loop encoding for multi-view video content |
| WO2009061363A2 (en) | 2007-11-05 | 2009-05-14 | Thomson Licensing | A scalable video coding method for fast channel change and increased error resilience |
| CN102106156B (zh) * | 2008-07-26 | 2013-06-19 | 汤姆逊许可证公司 | 使用可分级视频编码(svc)的用于快速信道改变的实时传输协议(rtp)打包方法 |
| US8411746B2 (en) * | 2009-06-12 | 2013-04-02 | Qualcomm Incorporated | Multiview video coding over MPEG-2 systems |
| JP5591932B2 (ja) * | 2009-09-22 | 2014-09-17 | クゥアルコム・インコーポレイテッド | ファイルフォーマットトラック選択のためのメディアエクストラクタトラック |
| US20110081133A1 (en) * | 2009-10-05 | 2011-04-07 | Xuemin Chen | Method and system for a fast channel change in 3d video |
| US9532055B2 (en) * | 2012-04-16 | 2016-12-27 | Microsoft Technology Licensing, Llc | Constraints and unit types to simplify video random access |
| TWI625052B (zh) | 2012-08-16 | 2018-05-21 | Ｖｉｄ衡器股份有限公司 | 多層視訊編碼以片段為基礎之跨越模式傳訊 |
| US20140085415A1 (en) | 2012-09-27 | 2014-03-27 | Nokia Corporation | Method and apparatus for video coding |
| US9674533B2 (en) | 2013-04-05 | 2017-06-06 | Qualcomm Incorporated | Picture alignments in multi-layer video coding |
| US10003815B2 (en) | 2013-06-03 | 2018-06-19 | Qualcomm Incorporated | Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures |
-
2014
- 2014-04-03 US US14/244,743 patent/US9596486B2/en active Active
- 2014-04-04 KR KR1020157031269A patent/KR102084822B1/ko active Active
- 2014-04-04 EP EP14720460.6A patent/EP2982129B1/en active Active
- 2014-04-04 CN CN201480017466.0A patent/CN105052156B/zh active Active
- 2014-04-04 ES ES14720460T patent/ES2748561T3/es active Active
- 2014-04-04 JP JP2016506633A patent/JP6239732B2/ja active Active
- 2014-04-04 HU HUE14720460 patent/HUE044639T2/hu unknown
- 2014-04-04 WO PCT/US2014/032926 patent/WO2014165730A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN105052156A (zh) | 2015-11-11 |
| JP6239732B2 (ja) | 2017-11-29 |
| US20140301485A1 (en) | 2014-10-09 |
| KR102084822B1 (ko) | 2020-03-04 |
| EP2982129B1 (en) | 2019-07-03 |
| CN105052156B (zh) | 2018-04-03 |
| HUE044639T2 (hu) | 2019-11-28 |
| KR20150139898A (ko) | 2015-12-14 |
| JP2016519509A (ja) | 2016-06-30 |
| EP2982129A1 (en) | 2016-02-10 |
| WO2014165730A1 (en) | 2014-10-09 |
| US9596486B2 (en) | 2017-03-14 |
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