CL2021002762A1 - Asignación de modulación del código de impulsos en el dominio residual cuantificado basado en bloques para la derivación del modo de intra predicción - Google Patents
Asignación de modulación del código de impulsos en el dominio residual cuantificado basado en bloques para la derivación del modo de intra predicciónInfo
- Publication number
- CL2021002762A1 CL2021002762A1 CL2021002762A CL2021002762A CL2021002762A1 CL 2021002762 A1 CL2021002762 A1 CL 2021002762A1 CL 2021002762 A CL2021002762 A CL 2021002762A CL 2021002762 A CL2021002762 A CL 2021002762A CL 2021002762 A1 CL2021002762 A1 CL 2021002762A1
- Authority
- CL
- Chile
- Prior art keywords
- block
- intra
- mode
- prediction mode
- encoded
- Prior art date
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
- H04N19/102—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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/102—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
- H04N19/124—Quantisation
-
- 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
-
- 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
- H04N19/176—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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
Se describen técnicas para mejorar la codificación de video. Por ejemplo, se puede obtener un primer bloque de una imagen incluida en un flujo de bits de video codificado. Se puede determinar que un segundo bloque de la imagen está codificado (por ejemplo, codificado) utilizando un tipo de modo de modulación de código de impulsos de dominio residual cuantificado basado en bloques (BDPCM), como el modo BDPCM vertical o el modo BDPCM horizontal. En el caso de que el segundo bloque se codifique utilizando el modo BDPCM vertical, puede determinarse un modo de intra-predicción vertical para una lista de modo de intra-predicción para el primer bloque. El modo de intra-predicción vertical puede agregarse a la lista de modos de intrapredicción para el primer bloque. En el caso de que el segundo bloque se codifique utilizando el modo BDPCM horizontal, se puede determinar un modo de intra-predicción horizontal para la lista de modos de intra- predicción para el primer bloque y el modo de intra-predicción horizontal se puede agregar a la lista de modos de intra-predicción.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962838928P | 2019-04-25 | 2019-04-25 | |
US16/854,720 US11190758B2 (en) | 2019-04-25 | 2020-04-21 | Block-based quantized residual domain pulse code modulation assignment for intra prediction mode derivation |
Publications (1)
Publication Number | Publication Date |
---|---|
CL2021002762A1 true CL2021002762A1 (es) | 2022-07-08 |
Family
ID=72917472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CL2021002762A CL2021002762A1 (es) | 2019-04-25 | 2021-10-21 | Asignación de modulación del código de impulsos en el dominio residual cuantificado basado en bloques para la derivación del modo de intra predicción |
Country Status (15)
Country | Link |
---|---|
US (1) | US11190758B2 (es) |
EP (1) | EP3959875A1 (es) |
JP (1) | JP7465281B2 (es) |
KR (1) | KR20220002902A (es) |
CN (1) | CN113711595B (es) |
AU (1) | AU2020261351A1 (es) |
BR (1) | BR112021020735A2 (es) |
CA (1) | CA3136080A1 (es) |
CL (1) | CL2021002762A1 (es) |
CO (1) | CO2021014053A2 (es) |
IL (1) | IL286626A (es) |
MX (1) | MX2021012979A (es) |
SG (1) | SG11202110548WA (es) |
TW (1) | TW202046722A (es) |
WO (1) | WO2020219512A1 (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7414843B2 (ja) | 2019-04-24 | 2024-01-16 | バイトダンス インコーポレイテッド | 符号化映像の量子化残差差分パルス符号変調表現 |
US11368721B2 (en) | 2019-04-30 | 2022-06-21 | Tencent America LLC | Method and apparatus for interaction between intra prediction mode and block differential pulse-code modulation mode |
WO2020223467A1 (en) * | 2019-05-01 | 2020-11-05 | Bytedance Inc. | Intra coded video using quantized residual differential pulse code modulation coding |
WO2020235959A1 (ko) * | 2019-05-22 | 2020-11-26 | 엘지전자 주식회사 | 영상 코딩 시스템에서 bdpcm을 사용하는 영상 디코딩 방법 및 그 장치 |
US20220014743A1 (en) * | 2019-06-10 | 2022-01-13 | Xris Corporation | Method for encoding/decoding image signal and device therefor |
KR20220021442A (ko) * | 2019-06-18 | 2022-02-22 | 엘지전자 주식회사 | 영상 디코딩 방법 및 그 장치 |
US11438616B2 (en) * | 2019-08-27 | 2022-09-06 | Tencent America LLC | Method and apparatus for video coding |
WO2021052495A1 (en) * | 2019-09-20 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive resolution change and scalable coding for screen contents |
US20230079960A1 (en) * | 2021-09-15 | 2023-03-16 | Tencent America LLC | On propagating intra prediction mode information of ibc block by using block vector |
CN116800956A (zh) * | 2022-01-07 | 2023-09-22 | 杭州海康威视数字技术股份有限公司 | 图像编解码方法、装置及存储介质 |
WO2023198105A1 (en) * | 2022-04-14 | 2023-10-19 | Mediatek Inc. | Region-based implicit intra mode derivation and prediction |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9088796B2 (en) * | 2011-11-07 | 2015-07-21 | Sharp Kabushiki Kaisha | Video decoder with enhanced CABAC decoding |
US11323747B2 (en) | 2013-06-05 | 2022-05-03 | Qualcomm Incorporated | Residual differential pulse code modulation (DPCM) extensions and harmonization with transform skip, rotation, and scans |
US11025903B2 (en) * | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
CN117395405A (zh) * | 2017-04-28 | 2024-01-12 | 英迪股份有限公司 | 图像解码方法、图像编码方法和用于发送比特流的方法 |
US10630974B2 (en) * | 2017-05-30 | 2020-04-21 | Google Llc | Coding of intra-prediction modes |
CN111434109A (zh) * | 2017-11-28 | 2020-07-17 | 韩国电子通信研究院 | 图像编码/解码方法和装置以及存储有比特流的记录介质 |
CN117729327A (zh) * | 2018-09-03 | 2024-03-19 | 华为技术有限公司 | 用于帧内预测的方法和装置 |
US11470329B2 (en) * | 2018-12-26 | 2022-10-11 | Tencent America LLC | Method and apparatus for video coding |
-
2020
- 2020-04-21 US US16/854,720 patent/US11190758B2/en active Active
- 2020-04-22 BR BR112021020735A patent/BR112021020735A2/pt unknown
- 2020-04-22 JP JP2021561999A patent/JP7465281B2/ja active Active
- 2020-04-22 TW TW109113540A patent/TW202046722A/zh unknown
- 2020-04-22 SG SG11202110548WA patent/SG11202110548WA/en unknown
- 2020-04-22 EP EP20724699.2A patent/EP3959875A1/en active Pending
- 2020-04-22 AU AU2020261351A patent/AU2020261351A1/en active Pending
- 2020-04-22 CN CN202080029526.6A patent/CN113711595B/zh active Active
- 2020-04-22 CA CA3136080A patent/CA3136080A1/en active Pending
- 2020-04-22 KR KR1020217033641A patent/KR20220002902A/ko unknown
- 2020-04-22 MX MX2021012979A patent/MX2021012979A/es unknown
- 2020-04-22 WO PCT/US2020/029264 patent/WO2020219512A1/en active Application Filing
-
2021
- 2021-09-23 IL IL286626A patent/IL286626A/en unknown
- 2021-10-21 CL CL2021002762A patent/CL2021002762A1/es unknown
- 2021-10-21 CO CONC2021/0014053A patent/CO2021014053A2/es unknown
Also Published As
Publication number | Publication date |
---|---|
IL286626A (en) | 2021-10-31 |
SG11202110548WA (en) | 2021-11-29 |
BR112021020735A2 (pt) | 2021-12-14 |
CN113711595B (zh) | 2024-03-15 |
KR20220002902A (ko) | 2022-01-07 |
CO2021014053A2 (es) | 2021-10-29 |
CN113711595A (zh) | 2021-11-26 |
US20200344469A1 (en) | 2020-10-29 |
EP3959875A1 (en) | 2022-03-02 |
MX2021012979A (es) | 2021-12-10 |
US11190758B2 (en) | 2021-11-30 |
CA3136080A1 (en) | 2020-10-29 |
JP7465281B2 (ja) | 2024-04-10 |
AU2020261351A1 (en) | 2021-11-04 |
TW202046722A (zh) | 2020-12-16 |
JP2022529685A (ja) | 2022-06-23 |
WO2020219512A1 (en) | 2020-10-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CL2021002762A1 (es) | Asignación de modulación del código de impulsos en el dominio residual cuantificado basado en bloques para la derivación del modo de intra predicción | |
CL2021001335A1 (es) | Refinamiento de vector de movimiento del lado del decodificador | |
NI201600136A (es) | Codificación de transformación inversa de espacio de color universal | |
AR116490A1 (es) | Codificación de transformada múltiple adaptativa | |
CL2020001819A1 (es) | Mecanismos de señalización para rangos iguales y otros parámetros de datos para codificación de video | |
AR100738A1 (es) | Codificación y decodificación robusta de imágenes de video | |
BR112016021529A8 (pt) | dispositivo de computação, método e meio legível por computador para ajuste de quantização/escalada e quantização/escalada inversa ao alternar áreas de cor | |
GB2564310A (en) | Method and apparatus of video coding | |
AR100736A1 (es) | Imágenes de punto de acceso aleatorio dependiente | |
MX360488B (es) | Uso de una imagen actual como una referencia para la codificacion de video. | |
BR112016029539A2 (pt) | sistemas e métodos para cópia intrabloco | |
AR100737A1 (es) | Acceso aleatorio en una corriente de video bits | |
BR112016028547A2 (pt) | codificação de conversão de cor-espaço adaptativo de bloco | |
CR20160447A (es) | Determinación del tamaño de la paleta, entrada de paleta y filtrado de bloques codificados por la plate en la codificación de video | |
MX2016008784A (es) | Prediccion de vector de bloque en codificacion/descodificacion de video e imagen. | |
UA111879C2 (uk) | Підпотоки для хвильової паралельної обробки в відеокодуванні | |
CL2023001948A1 (es) | Método y dispositivo de codificación/decodificación de video a base de intra predicción | |
MX2017004088A (es) | Dispositivo de codificacion de video, dispositivo de descodificacion de video, metodo de codificacion de video, metodo de descodificacion de video y programa. | |
BR112021020796A2 (pt) | Método de processamento de dados de vídeo, aparelho para processar dados de vídeo e mídia legível por computador não-transitório | |
ES2530796T3 (es) | Codificación adaptativa de modalidad de predicción de bloques de vídeo | |
BR112018076250A2 (pt) | sistemas e métodos para correspondência de taxa definida em trechos ao usar códigos polar | |
AU2018260836A1 (en) | Encoder, decoder, system and methods for encoding and decoding | |
CO2021010285A2 (es) | Modo de predicción inter-intra para datos de vídeo | |
EA202191811A1 (ru) | Кодирование видео и декодирование видео | |
BR112018006031A2 (pt) | codificador de vídeo, decodificador de vídeo e métodos para codificação e decodificação preditiva |