CL2022003252A1 - Codificador de video, decodificador de video, métodos para codificar y decodificar y flujo de datos de video para realizar conceptos avanzados de codificación de video. - Google Patents
Codificador de video, decodificador de video, métodos para codificar y decodificar y flujo de datos de video para realizar conceptos avanzados de codificación de video.Info
- Publication number
- CL2022003252A1 CL2022003252A1 CL2022003252A CL2022003252A CL2022003252A1 CL 2022003252 A1 CL2022003252 A1 CL 2022003252A1 CL 2022003252 A CL2022003252 A CL 2022003252A CL 2022003252 A CL2022003252 A CL 2022003252A CL 2022003252 A1 CL2022003252 A1 CL 2022003252A1
- Authority
- CL
- Chile
- Prior art keywords
- video
- data stream
- decode
- encode
- methods
- 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
- H04N19/42—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
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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
- H04N19/172—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
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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
- H04N19/184—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 bits, e.g. of the compressed video stream
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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
- H04N19/188—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 video data packet, e.g. a network abstraction layer [NAL] unit
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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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
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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
- H04N19/42—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
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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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
-
- 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
- H04N19/70—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
- 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
-
- 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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
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)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20176178 | 2020-05-22 | ||
| EP20176206 | 2020-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2022003252A1 true CL2022003252A1 (es) | 2023-02-03 |
Family
ID=76059896
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2022003252A CL2022003252A1 (es) | 2020-05-22 | 2022-11-18 | Codificador de video, decodificador de video, métodos para codificar y decodificar y flujo de datos de video para realizar conceptos avanzados de codificación de video. |
| CL2022003256A CL2022003256A1 (es) | 2020-05-22 | 2022-11-18 | Codificador de video, decodificador de video, métodos para codificar y decodificar y flujo de datos de video para realizar conceptos avanzados de codificación de video. |
| CL2022003254A CL2022003254A1 (es) | 2020-05-22 | 2022-11-18 | Codificador de video, decodificador de video, métodos para codificar y decodificar y flujo de datos de video para realizar conceptos avanzados de codificación de video. |
| CL2023001840A CL2023001840A1 (es) | 2020-05-22 | 2023-06-20 | Codificador, decodificador, métodos y flujo de datos para conceptos avanzados de codificación (divisional). |
| CL2024000857A CL2024000857A1 (es) | 2020-05-22 | 2024-03-22 | Decodificador de video, codificador de video, flujo de datos de video.(div. 3256-22) |
| CL2024000852A CL2024000852A1 (es) | 2020-05-22 | 2024-03-22 | Método para decodificar y codificar. (div. 3256-22) |
| CL2024000854A CL2024000854A1 (es) | 2020-05-22 | 2024-03-22 | Decodificador, codificador y flujo de datos de video, métodos para codificar y decodificar.(div. 3256-22) |
Family Applications After (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2022003256A CL2022003256A1 (es) | 2020-05-22 | 2022-11-18 | Codificador de video, decodificador de video, métodos para codificar y decodificar y flujo de datos de video para realizar conceptos avanzados de codificación de video. |
| CL2022003254A CL2022003254A1 (es) | 2020-05-22 | 2022-11-18 | Codificador de video, decodificador de video, métodos para codificar y decodificar y flujo de datos de video para realizar conceptos avanzados de codificación de video. |
| CL2023001840A CL2023001840A1 (es) | 2020-05-22 | 2023-06-20 | Codificador, decodificador, métodos y flujo de datos para conceptos avanzados de codificación (divisional). |
| CL2024000857A CL2024000857A1 (es) | 2020-05-22 | 2024-03-22 | Decodificador de video, codificador de video, flujo de datos de video.(div. 3256-22) |
| CL2024000852A CL2024000852A1 (es) | 2020-05-22 | 2024-03-22 | Método para decodificar y codificar. (div. 3256-22) |
| CL2024000854A CL2024000854A1 (es) | 2020-05-22 | 2024-03-22 | Decodificador, codificador y flujo de datos de video, métodos para codificar y decodificar.(div. 3256-22) |
Country Status (24)
| Country | Link |
|---|---|
| US (6) | US12301849B2 (enExample) |
| EP (2) | EP4154539A1 (enExample) |
| JP (6) | JP7760811B2 (enExample) |
| KR (2) | KR102717190B1 (enExample) |
| CN (5) | CN115668942A (enExample) |
| AU (13) | AU2021277524B2 (enExample) |
| BR (5) | BR122023021003A2 (enExample) |
| CA (5) | CA3252628A1 (enExample) |
| CL (7) | CL2022003252A1 (enExample) |
| CO (1) | CO2022017126A2 (enExample) |
| CR (4) | CR20220589A (enExample) |
| DO (4) | DOP2022000257A (enExample) |
| EC (3) | ECSP22089307A (enExample) |
| GE (11) | GEAP202416139A (enExample) |
| IL (4) | IL304023B2 (enExample) |
| JO (2) | JOP20220314A1 (enExample) |
| MA (1) | MA71530A (enExample) |
| MX (16) | MX2022014471A (enExample) |
| PE (4) | PE20230678A1 (enExample) |
| PH (3) | PH12022553146A1 (enExample) |
| SA (4) | SA522441418B1 (enExample) |
| TW (3) | TW202508281A (enExample) |
| WO (1) | WO2021234132A1 (enExample) |
| ZA (3) | ZA202212624B (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021236903A1 (en) | 2020-05-21 | 2021-11-25 | Bytedance Inc. | Signaling of gradual decoding refresh and reference picture lists |
| WO2021237086A1 (en) | 2020-05-22 | 2021-11-25 | Bytedance Inc. | Techniques for generation of a conformant output sub-bitstream |
| WO2021242716A1 (en) | 2020-05-26 | 2021-12-02 | Bytedance Inc. | Identification of inter-layer reference pictures in coded video |
| MX2022015676A (es) | 2020-06-09 | 2023-01-16 | Bytedance Inc | Extraccion de subflujo de bits de flujos de bits de video de multiples capas. |
| MX2022015674A (es) | 2020-06-09 | 2023-01-16 | Bytedance Inc | Informacion de decodificador de video de referencia hipotetica anidada no escalable de se?alizacion. |
| WO2024020050A1 (en) * | 2022-07-18 | 2024-01-25 | Bytedance Inc. | Drap and edrap in the isobmff |
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| WO2003063505A1 (en) * | 2002-01-23 | 2003-07-31 | Nokia Corporation | Grouping of image frames in video coding |
| RU2406254C2 (ru) | 2006-03-29 | 2010-12-10 | Квэлкомм Инкорпорейтед | Видеообработка с масштабируемостью |
| US8699583B2 (en) | 2006-07-11 | 2014-04-15 | Nokia Corporation | Scalable video coding and decoding |
| US8594202B2 (en) | 2006-07-21 | 2013-11-26 | Vidyo, Inc. | Systems and methods for signaling and performing temporal level switching in scalable video coding |
| WO2008085935A1 (en) * | 2007-01-08 | 2008-07-17 | Thomson Licensing | Methods and apparatus for video stream splicing |
| RU2010102823A (ru) | 2007-06-26 | 2011-08-10 | Нокиа Корпорейшн (Fi) | Система и способ индикации точек переключения временных уровней |
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| US9661341B2 (en) | 2013-01-07 | 2017-05-23 | Microsoft Technology Licensing, Llc | Syntax and semantics for buffering information to simplify video splicing |
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| RU2639958C2 (ru) | 2013-04-17 | 2017-12-25 | Нокиа Текнолоджиз Ой | Устройство, способ и компьютерная программа для кодирования и декодирования видеоинформации |
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| WO2015009693A1 (en) | 2013-07-15 | 2015-01-22 | Sony Corporation | Layer based hrd buffer management for scalable hevc |
| JP6558246B2 (ja) | 2013-10-11 | 2019-08-14 | ソニー株式会社 | 送信装置、送信方法および受信装置 |
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| EP3120553B1 (en) | 2014-03-17 | 2022-02-23 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
| US10645404B2 (en) * | 2014-03-24 | 2020-05-05 | Qualcomm Incorporated | Generic use of HEVC SEI messages for multi-layer codecs |
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| US10129558B2 (en) | 2015-09-21 | 2018-11-13 | Qualcomm Incorporated | Supplement enhancement information (SEI) messages for high dynamic range and wide color gamut video coding |
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| WO2020178126A1 (en) | 2019-03-01 | 2020-09-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Hypothetical reference decoder |
| CN113613013B (zh) | 2019-06-21 | 2022-09-09 | 华为技术有限公司 | 视频解码设备、由解码设备实现的译码方法和解码器 |
| IL291689B2 (en) | 2019-09-24 | 2025-07-01 | Huawei Tech Co Ltd | Hypothetical Source Decoder (HRD) for checking the suitability of output layer sets (OLS) |
| AU2020352918A1 (en) | 2019-09-24 | 2022-04-21 | Huawei Technologies Co., Ltd. | Picture timing and decoding unit information for temporal scalability |
| BR112022005407A2 (pt) | 2019-09-24 | 2022-06-21 | Huawei Tech Co Ltd | Método implementado por um decodificador, dispositivo de codificação de vídeo, mídia legível por computador não transitória e decodificador |
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| US11451789B2 (en) | 2020-05-20 | 2022-09-20 | Sharp Kabushiki Kaisha | Systems and methods for signaling buffering period information in video coding |
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2021
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