JP6209772B2 - シグナリングを用いたビデオデコーダ - Google Patents
シグナリングを用いたビデオデコーダ Download PDFInfo
- Publication number
- JP6209772B2 JP6209772B2 JP2015533777A JP2015533777A JP6209772B2 JP 6209772 B2 JP6209772 B2 JP 6209772B2 JP 2015533777 A JP2015533777 A JP 2015533777A JP 2015533777 A JP2015533777 A JP 2015533777A JP 6209772 B2 JP6209772 B2 JP 6209772B2
- Authority
- JP
- Japan
- Prior art keywords
- picture
- poc
- equal
- slice
- msb
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
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
- H04N19/503—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
- H04N19/10—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
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/423—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 characterised by memory 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
- H04N19/42—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
- H04N19/503—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
- H04N19/513—Processing of motion vectors
-
- 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)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Description
なし。
ここでPicOrderCntValは、現ピクチャのピクチャオーダーカウントである。
Claims (1)
- ビデオビットストリームを復号する方法であって、
前記ビデオビットストリームから参照ピクチャセットパラメータを受信するステップと;
前記参照ピクチャセットに基づきインター予測を用いて現ピクチャを復号するステップと;
将来のインター予測のために参照される前記復号されたピクチャを復号ピクチャバッファに格納するステップと
を含み、
前記参照ピクチャセットは、少なくとも
(a)参照ピクチャのピクチャオーダカウント(POC)の最下位ビット(LSB)の値にそれぞれ基づく、1つ以上の参照ピクチャ識別子であって、最下位ビットの前記値は、選択されたビット数によって表される、1つ以上の参照ピクチャ識別子と;
(b)前記参照ピクチャの前記POCのMSBを決定する後続データが存在するか否かを指定するフラグと
を用いることにより復号され、前記後続データは、以下の条件
(i)前記復号ピクチャバッファにピクチャオーダーカウントをMaxPicOrderCntLsbで割った余りがPocLsbLtに等しい1つより多くの参照ピクチャを有すること、および
(ii)前記条件(i)を満たすピクチャの後、0のTemporalId値を有し、サブストリームのトレイリングピクチャまたは参照ピクチャである復号順で最初のピクチャまでを含む、前記復号順で後続するピクチャ
のうちの1つを満たすピクチャにつき存在する、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361752937P | 2013-01-15 | 2013-01-15 | |
US61/752,937 | 2013-01-15 | ||
PCT/JP2014/000120 WO2014112354A1 (en) | 2013-01-15 | 2014-01-14 | Video decoder with signaling |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016507910A JP2016507910A (ja) | 2016-03-10 |
JP6209772B2 true JP6209772B2 (ja) | 2017-10-11 |
Family
ID=51165122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015533777A Active JP6209772B2 (ja) | 2013-01-15 | 2014-01-14 | シグナリングを用いたビデオデコーダ |
Country Status (6)
Country | Link |
---|---|
US (4) | US9674524B2 (ja) |
EP (1) | EP2946558B1 (ja) |
JP (1) | JP6209772B2 (ja) |
CN (1) | CN104919803B (ja) |
HK (1) | HK1214708A1 (ja) |
WO (1) | WO2014112354A1 (ja) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10674171B2 (en) * | 2011-09-27 | 2020-06-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Decoders and methods thereof for managing pictures in video decoding process |
KR101981712B1 (ko) | 2012-11-21 | 2019-05-24 | 엘지전자 주식회사 | 영상 디코딩 방법 및 이를 이용하는 장치 |
WO2014109607A1 (ko) * | 2013-01-10 | 2014-07-17 | 삼성전자 주식회사 | 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치 |
PL3119089T3 (pl) * | 2013-01-16 | 2018-11-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Dekoder i koder do kodowania sekwencji wideo |
EP2987326B1 (en) * | 2013-04-17 | 2020-09-02 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
US9894370B2 (en) * | 2014-03-24 | 2018-02-13 | Qualcomm Incorporated | Generic use of HEVC SEI messages for multi-layer codecs |
US9854261B2 (en) | 2015-01-06 | 2017-12-26 | Microsoft Technology Licensing, Llc. | Detecting markers in an encoded video signal |
US10097836B2 (en) * | 2015-09-28 | 2018-10-09 | Samsung Electronics Co., Ltd. | Method and device to mark a reference picture for video coding |
US11595652B2 (en) | 2019-01-28 | 2023-02-28 | Op Solutions, Llc | Explicit signaling of extended long term reference picture retention |
AU2019297829B2 (en) * | 2018-07-01 | 2022-10-06 | FG Innovation Company Limited | Systems and methods for signaling picture order count values for pictures included in coded video |
EP4336832A3 (en) | 2018-08-17 | 2024-05-22 | Huawei Technologies Co., Ltd. | Reference picture management in video coding |
BR112021012708A2 (pt) * | 2018-12-31 | 2021-09-14 | Huawei Technologies Co., Ltd. | Método e aparelho de modelagem linear de componente cruzado para predição intra |
CN113597768A (zh) * | 2019-01-28 | 2021-11-02 | Op方案有限责任公司 | 扩展长期参考图片保留的在线和离线选择 |
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. |
US10986353B2 (en) * | 2019-03-15 | 2021-04-20 | Tencent America LLC | Decoded picture buffer management for video coding |
MX2021013537A (es) * | 2019-05-06 | 2022-02-03 | Huawei Tech Co Ltd | Salida de imágenes previas para imágenes que inician una nueva secuencia de video codificada en codificación de video. |
WO2020226991A1 (en) * | 2019-05-06 | 2020-11-12 | Futurewei Technologies, Inc. | Hypothetical reference decoder for gradual decoding refresh |
BR112022000292A2 (pt) | 2019-07-08 | 2022-02-22 | Huawei Tech Co Ltd | Tratamento de múltiplos tamanhos de imagem e janelas de conformidade para reamostragem de imagem de referência em codificação de vídeo |
CA3152298A1 (en) * | 2019-09-24 | 2021-04-01 | Ye-Kui Wang | Support of mixed irap and non-irap pictures within an access unit in multi-layer video bitstreams |
CN114830662B (zh) * | 2019-12-27 | 2023-04-14 | 阿里巴巴(中国)有限公司 | 用于对图像执行逐步解码刷新处理的方法和系统 |
KR20220155277A (ko) | 2020-03-16 | 2022-11-22 | 바이트댄스 아이엔씨 | 스케일러블 비디오 코딩의 랜덤 액세스 포인트 액세스 유닛 |
CN115668943A (zh) * | 2020-03-23 | 2023-01-31 | Lg电子株式会社 | 基于混合nal单元类型的图像编码/解码方法和设备及存储比特流的记录介质 |
EP4115611A4 (en) * | 2020-03-30 | 2023-06-28 | ByteDance Inc. | Slice type in video coding |
US11206428B1 (en) | 2020-07-14 | 2021-12-21 | Tencent America LLC | Method and apparatus for frequency-dependent joint component secondary transform |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101496407B (zh) * | 2006-07-06 | 2013-02-06 | 汤姆逊许可证公司 | 用于针对多视角视频编码和解码解耦合帧号和/或图像顺序计数(poc)的方法和装置 |
WO2012023817A2 (ko) * | 2010-08-18 | 2012-02-23 | 에스케이텔레콤 주식회사 | 영상 부호화/복호화 장치 및 방법, 및 참조픽처 인덱싱 장치 및 방법 |
WO2012052968A1 (en) * | 2010-10-20 | 2012-04-26 | Nokia Corporation | Method and device for video coding and decoding |
US9516379B2 (en) * | 2011-03-08 | 2016-12-06 | Qualcomm Incorporated | Buffer management in video codecs |
KR101911012B1 (ko) * | 2011-04-26 | 2018-12-19 | 엘지전자 주식회사 | 참조 픽쳐 리스트 관리 방법 및 이러한 방법을 사용하는 장치 |
US9591318B2 (en) * | 2011-09-16 | 2017-03-07 | Microsoft Technology Licensing, Llc | Multi-layer encoding and decoding |
US9420307B2 (en) * | 2011-09-23 | 2016-08-16 | Qualcomm Incorporated | Coding reference pictures for a reference picture set |
US10674171B2 (en) * | 2011-09-27 | 2020-06-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Decoders and methods thereof for managing pictures in video decoding process |
MX346477B (es) * | 2011-10-28 | 2017-03-22 | Samsung Electronics Co Ltd | Método para inter-predicción y dispositivo para el mismo, y método para compensación de movimiento y dispositivo para el mismo. |
US10003817B2 (en) * | 2011-11-07 | 2018-06-19 | Microsoft Technology Licensing, Llc | Signaling of state information for a decoded picture buffer and reference picture lists |
KR102615301B1 (ko) | 2011-11-11 | 2023-12-19 | 엘지전자 주식회사 | 영상 정보 전송 방법 및 장치와 이를 이용한 복호화 방법 및 장치 |
US9648321B2 (en) * | 2011-12-02 | 2017-05-09 | Qualcomm Incorporated | Coding picture order count values identifying long-term reference frames |
US20130188709A1 (en) | 2012-01-25 | 2013-07-25 | Sachin G. Deshpande | Video decoder for tiles with absolute signaling |
US9532055B2 (en) * | 2012-04-16 | 2016-12-27 | Microsoft Technology Licensing, Llc | Constraints and unit types to simplify video random access |
EP2839659A1 (en) | 2012-04-16 | 2015-02-25 | Telefonaktiebolaget LM Ericsson (PUBL) | Encoder, decoder and methods thereof for video encoding and decoding |
WO2014006854A1 (en) | 2012-07-01 | 2014-01-09 | Sharp Kabushiki Kaisha | Device for signaling a long-term reference picture in a parameter set |
WO2014056150A1 (en) * | 2012-10-09 | 2014-04-17 | Nokia Corporation | Method and apparatus for video coding |
US20140140406A1 (en) * | 2012-11-16 | 2014-05-22 | General Instrument Corporation | Devices and methods for processing of non-idr related syntax for high efficiency video coding (hevc) |
US9900609B2 (en) * | 2013-01-04 | 2018-02-20 | Nokia Technologies Oy | Apparatus, a method and a computer program for video coding and decoding |
-
2014
- 2014-01-14 CN CN201480004787.7A patent/CN104919803B/zh active Active
- 2014-01-14 WO PCT/JP2014/000120 patent/WO2014112354A1/en active Application Filing
- 2014-01-14 EP EP14740916.3A patent/EP2946558B1/en active Active
- 2014-01-14 JP JP2015533777A patent/JP6209772B2/ja active Active
- 2014-01-15 US US14/156,115 patent/US9674524B2/en active Active
-
2016
- 2016-03-07 HK HK16102573.3A patent/HK1214708A1/zh unknown
- 2016-08-04 US US15/228,597 patent/US10027978B2/en active Active
-
2017
- 2017-04-05 US US15/480,158 patent/US10230979B2/en active Active
-
2019
- 2019-03-08 US US16/297,180 patent/US20190208224A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN104919803B (zh) | 2017-09-12 |
US20190208224A1 (en) | 2019-07-04 |
EP2946558A1 (en) | 2015-11-25 |
CN104919803A (zh) | 2015-09-16 |
US9674524B2 (en) | 2017-06-06 |
EP2946558B1 (en) | 2020-04-29 |
US20170208342A1 (en) | 2017-07-20 |
US20160345024A1 (en) | 2016-11-24 |
US10230979B2 (en) | 2019-03-12 |
US20140198857A1 (en) | 2014-07-17 |
EP2946558A4 (en) | 2016-09-14 |
JP2016507910A (ja) | 2016-03-10 |
WO2014112354A1 (en) | 2014-07-24 |
HK1214708A1 (zh) | 2016-07-29 |
US10027978B2 (en) | 2018-07-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6209772B2 (ja) | シグナリングを用いたビデオデコーダ | |
US11582446B2 (en) | Device for decoding a video bitstream | |
US9807421B2 (en) | NAL unit type restrictions | |
US10057569B2 (en) | Alignment of picture order count | |
EP2901702B1 (en) | Signaling scalability information in a parameter set | |
US20140192894A1 (en) | Implicit signaling of scalability dimension identifier information in a parameter set | |
US20130272398A1 (en) | Long term picture signaling | |
EP2923488B1 (en) | Signaling scalability information in a parameter set |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20160107 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20160203 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20161206 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170126 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170214 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170509 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170530 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170802 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20170815 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20170822 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6209772 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |