TWI679882B - 具區塊向量衍生區塊內複製編碼方法及系統 - Google Patents
具區塊向量衍生區塊內複製編碼方法及系統 Download PDFInfo
- Publication number
- TWI679882B TWI679882B TW104119945A TW104119945A TWI679882B TW I679882 B TWI679882 B TW I679882B TW 104119945 A TW104119945 A TW 104119945A TW 104119945 A TW104119945 A TW 104119945A TW I679882 B TWI679882 B TW I679882B
- Authority
- TW
- Taiwan
- Prior art keywords
- vector
- block
- prediction
- video
- derived
- Prior art date
Links
- 239000013598 vector Substances 0.000 title claims abstract description 315
- 238000000034 method Methods 0.000 title claims abstract description 83
- 238000009795 derivation Methods 0.000 title description 14
- 230000011664 signaling Effects 0.000 claims description 6
- 239000003550 marker Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 34
- 238000004891 communication Methods 0.000 description 26
- 230000002123 temporal effect Effects 0.000 description 22
- 239000010410 layer Substances 0.000 description 16
- 238000005516 engineering process Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 239000002356 single layer Substances 0.000 description 8
- 238000013139 quantization Methods 0.000 description 7
- 239000003086 colorant Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 238000012935 Averaging Methods 0.000 description 4
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 4
- 241000023320 Luma <angiosperm> Species 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 230000010076 replication Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910005580 NiCd Inorganic materials 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- H04N19/513—Processing of motion vectors
- H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting 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
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/169—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
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/94—Vector quantisation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462014664P | 2014-06-19 | 2014-06-19 | |
| US62/014,664 | 2014-06-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201618548A TW201618548A (zh) | 2016-05-16 |
| TWI679882B true TWI679882B (zh) | 2019-12-11 |
Family
ID=53496980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW104119945A TWI679882B (zh) | 2014-06-19 | 2015-06-22 | 具區塊向量衍生區塊內複製編碼方法及系統 |
Country Status (7)
| Country | Link |
|---|---|
| US (4) | US9877043B2 (OSRAM) |
| EP (2) | EP3158753B1 (OSRAM) |
| JP (1) | JP6640751B2 (OSRAM) |
| KR (2) | KR102402622B1 (OSRAM) |
| CN (2) | CN111432220B (OSRAM) |
| TW (1) | TWI679882B (OSRAM) |
| WO (1) | WO2015195942A1 (OSRAM) |
Families Citing this family (91)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9445129B2 (en) * | 2010-04-13 | 2016-09-13 | Sun Patent Trust | Image coding method and image decoding method |
| KR102257269B1 (ko) | 2013-10-14 | 2021-05-26 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 비디오 및 이미지 코딩 및 디코딩을 위한 인트라 블록 카피 예측 모드의 피쳐 |
| WO2015054813A1 (en) | 2013-10-14 | 2015-04-23 | Microsoft Technology Licensing, Llc | Encoder-side options for intra block copy prediction mode for video and image coding |
| AU2014376061B8 (en) * | 2014-01-03 | 2019-05-30 | Microsoft Technology Licensing, Llc | Block vector prediction in video and image coding/decoding |
| US10390034B2 (en) | 2014-01-03 | 2019-08-20 | Microsoft Technology Licensing, Llc | Innovations in block vector prediction and estimation of reconstructed sample values within an overlap area |
| US11284103B2 (en) | 2014-01-17 | 2022-03-22 | Microsoft Technology Licensing, Llc | Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning |
| MX361228B (es) | 2014-03-04 | 2018-11-29 | Microsoft Technology Licensing Llc | Inversión de bloque y modo de omisión en predicción de intracopia de bloque. |
| EP4354856A3 (en) | 2014-06-19 | 2024-06-19 | Microsoft Technology Licensing, LLC | Unified intra block copy and inter prediction modes |
| WO2015194913A1 (ko) * | 2014-06-20 | 2015-12-23 | 성균관대학교 산학협력단 | 영상의 부호화/복호화 방법 및 이를 이용하는 장치 |
| KR101748620B1 (ko) * | 2014-06-20 | 2017-07-04 | 성균관대학교산학협력단 | 영상의 부호화/복호화 방법 및 이를 이용하는 장치 |
| US10412387B2 (en) * | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
| CN107079161B (zh) * | 2014-09-01 | 2020-11-20 | 寰发股份有限公司 | 用于屏幕内容以及视频编码的帧内图片块复制的方法 |
| CA3171803A1 (en) | 2014-09-30 | 2016-04-07 | Microsoft Technology Licensing, Llc | Rules for intra-picture prediction modes when wavefront parallel processing is enabled |
| WO2016123398A2 (en) | 2015-01-29 | 2016-08-04 | Vid Scale, Inc. | Intra-block copy searching |
| KR102583501B1 (ko) * | 2015-04-27 | 2023-09-27 | 엘지전자 주식회사 | 비디오 신호의 처리 방법 및 이를 위한 장치 |
| JP6568306B2 (ja) * | 2015-09-08 | 2019-08-28 | 聯發科技股▲ふん▼有限公司Ｍｅｄｉａｔｅｋ Ｉｎｃ． | イントラ・ブロック・コピーモードの復号化ピクチャバッファの方法およびシステム |
| US10812822B2 (en) * | 2015-10-02 | 2020-10-20 | Qualcomm Incorporated | Intra block copy merge mode and padding of unavailable IBC reference region |
| CN116886929A (zh) * | 2016-11-28 | 2023-10-13 | 韩国电子通信研究院 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
| EP3349451A1 (en) * | 2017-01-11 | 2018-07-18 | Thomson Licensing | Method and apparatus for selecting a coding mode used for encoding/decoding a residual block |
| US10986349B2 (en) | 2017-12-29 | 2021-04-20 | Microsoft Technology Licensing, Llc | Constraints on locations of reference blocks for intra block copy prediction |
| JP2019129371A (ja) * | 2018-01-23 | 2019-08-01 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法、動画像復号装置、動画像復号方法、及び動画像符号化用コンピュータプログラムならびに動画像復号用コンピュータプログラム |
| US10523948B2 (en) * | 2018-02-05 | 2019-12-31 | Tencent America LLC | Method and apparatus for video coding |
| US10951903B2 (en) * | 2018-04-02 | 2021-03-16 | Intel Corporation | Video analytics encoding for improved efficiency of video processing and compression |
| US10462483B1 (en) * | 2018-04-26 | 2019-10-29 | Tencent America LLC | Method and apparatus for video coding |
| US11477474B2 (en) * | 2018-06-08 | 2022-10-18 | Mediatek Inc. | Methods and apparatus for multi-hypothesis mode reference and constraints |
| EP3817381A4 (en) * | 2018-06-29 | 2022-04-27 | Electronics and Telecommunications Research Institute | Image encoding/decoding method and apparatus for throughput enhancement, and recording medium storing bitstream |
| US10448026B1 (en) * | 2018-07-09 | 2019-10-15 | Tencent America LLC | Method and apparatus for block vector signaling and derivation in intra picture block compensation |
| US10904559B2 (en) * | 2018-07-13 | 2021-01-26 | Tencent America LLC | Block vector prediction in intra block copy mode |
| US11057617B2 (en) * | 2018-08-03 | 2021-07-06 | Tencent America LLC | Method and apparatus for video coding |
| JP7219030B2 (ja) * | 2018-08-15 | 2023-02-07 | 日本放送協会 | 色差イントラ予測候補生成装置、画像符号化装置、画像復号装置、及びプログラム |
| WO2020058894A1 (en) | 2018-09-19 | 2020-03-26 | Beijing Bytedance Network Technology Co., Ltd. | Multiple prediction blocks for one intra-coded block |
| US10848782B2 (en) | 2018-09-21 | 2020-11-24 | Tencent America LLC | Method and apparatus for video coding |
| US11172236B2 (en) * | 2018-09-21 | 2021-11-09 | Tencent America LLC | Method and apparatus for video decoding that defines a search range for a reference block indicated by a block vector |
| TWI833811B (zh) | 2018-09-23 | 2024-03-01 | 大陸商北京字節跳動網絡技術有限公司 | 仿射模型的表示 |
| US10764601B2 (en) * | 2018-10-06 | 2020-09-01 | Tencent America LLC | Method and apparatus for video coding |
| CN111083487B (zh) | 2018-10-22 | 2024-05-14 | 北京字节跳动网络技术有限公司 | 仿射模式的运动信息的存储 |
| CN113228635B (zh) | 2018-11-13 | 2024-01-05 | 北京字节跳动网络技术有限公司 | 用于帧内块复制的运动候选列表构建方法 |
| CN117880497A (zh) | 2018-11-30 | 2024-04-12 | 腾讯美国有限责任公司 | 用于视频编解码的方法和装置 |
| WO2020125798A1 (en) | 2018-12-22 | 2020-06-25 | Beijing Bytedance Network Technology Co., Ltd. | Intra block copy mode with dual tree partition |
| EP3895419A4 (en) * | 2018-12-13 | 2022-05-04 | Tencent America LLC | VIDEO DECODING BY DETERMINING BLOCK RECONSTRUCTION BASED ON SIGNALING INFORMATION |
| JP7418152B2 (ja) * | 2018-12-17 | 2024-01-19 | キヤノン株式会社 | 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法 |
| WO2020130678A1 (ko) * | 2018-12-21 | 2020-06-25 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| KR20210123300A (ko) | 2019-02-02 | 2021-10-13 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리 |
| WO2020156549A1 (en) | 2019-02-02 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Buffer access methods for intra block copy in video coding |
| CN113454996B (zh) | 2019-02-17 | 2025-02-18 | 北京字节跳动网络技术有限公司 | 帧内块复制模式的运动候选列表构建 |
| US11825120B2 (en) * | 2019-02-28 | 2023-11-21 | Qualcomm Incorporated | Subblock coding by generalized intra prediction in video coding |
| CN117395439A (zh) | 2019-03-01 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的基于方向的预测 |
| WO2020177661A1 (en) | 2019-03-01 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Order-based updating for intra block copy in video coding |
| CN117640927A (zh) | 2019-03-04 | 2024-03-01 | 北京字节跳动网络技术有限公司 | 视频编解码中的帧内块复制中的实施方式方面 |
| WO2020184922A1 (ko) * | 2019-03-08 | 2020-09-17 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| WO2020185466A1 (en) * | 2019-03-09 | 2020-09-17 | Tencent America LLC | Method and apparatus for video coding |
| KR20200108798A (ko) | 2019-03-11 | 2020-09-21 | 한국전자통신연구원 | 화면 내 블록 복사 기반 부호화/복호화 방법, 장치 및 비트스트림 저장매체 |
| US10986353B2 (en) | 2019-03-15 | 2021-04-20 | Tencent America LLC | Decoded picture buffer management for video coding |
| WO2020211765A1 (en) | 2019-04-17 | 2020-10-22 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods harmonzting matrix-based intra prediction and secoundary transform core selection |
| US11350083B2 (en) * | 2019-04-19 | 2022-05-31 | Qualcomm Incorporated | Intra block copy merging data syntax for video coding |
| KR20250040743A (ko) | 2019-05-31 | 2025-03-24 | 바이트댄스 아이엔씨 | 인트라 블록 복사 예측을 갖는 팔레트 모드 |
| CN113940082A (zh) | 2019-06-06 | 2022-01-14 | 北京字节跳动网络技术有限公司 | 基于子块的帧内块复制和不同编解码工具之间的交互 |
| CN113966612B (zh) | 2019-06-16 | 2025-07-04 | 北京字节跳动网络技术有限公司 | 屏幕内容编解码根据与运动信息之间的相互作用 |
| JP6958768B2 (ja) * | 2019-06-20 | 2021-11-02 | 株式会社Ｊｖｃケンウッド | 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム |
| CN120358344A (zh) * | 2019-06-20 | 2025-07-22 | 韩国电子通信研究院 | 视频编码/解码方法和装置以及比特流存储介质 |
| WO2020259426A1 (en) | 2019-06-22 | 2020-12-30 | Beijing Bytedance Network Technology Co., Ltd. | Motion candidate list construction for intra block copy mode |
| CA3146016C (en) | 2019-07-06 | 2024-05-07 | Beijing Bytedance Network Technology Co., Ltd. | Virtual prediction buffer for intra block copy in video coding |
| CN114175633B (zh) | 2019-07-10 | 2023-12-29 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的样点标识 |
| KR102695788B1 (ko) | 2019-07-11 | 2024-08-14 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 복사를 위한 비트스트림 적합 제약 |
| EP3987790A4 (en) | 2019-07-25 | 2022-08-31 | Beijing Bytedance Network Technology Co., Ltd. | SIZE RESTRICTION FOR VIRTUAL IN-BLOCK COPY BUFFER |
| CA3148207A1 (en) | 2019-07-25 | 2021-01-28 | Beijing Bytedance Network Technology Co., Ltd. | Mapping restriction for intra-block copy virtual buffer |
| CN114287134B (zh) | 2019-08-24 | 2025-06-27 | 北京字节跳动网络技术有限公司 | 块矢量的上下文自适应编解码 |
| CN117579825A (zh) | 2019-09-05 | 2024-02-20 | 北京字节跳动网络技术有限公司 | 帧内块复制模式下块矢量的范围约束 |
| EP4011076A4 (en) | 2019-09-09 | 2022-11-02 | Beijing Bytedance Network Technology Co., Ltd. | INTRA-BLOCK COPY ENCODING AND DECODING |
| WO2021052495A1 (en) | 2019-09-20 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive resolution change and scalable coding for screen contents |
| CN114503580B (zh) | 2019-09-23 | 2024-08-02 | 北京字节跳动网络技术有限公司 | 基于虚拟管线数据单元设置帧内块复制虚拟缓冲区 |
| WO2021125904A1 (ko) * | 2019-12-19 | 2021-06-24 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| WO2021185306A1 (en) | 2020-03-18 | 2021-09-23 | Beijing Bytedance Network Technology Co., Ltd. | Intra block copy buffer and palette predictor update |
| US11595678B2 (en) * | 2020-06-11 | 2023-02-28 | Tencent America LLC | Spatial displacement vector prediction for intra picture block and string copying |
| CN112333446B (zh) * | 2020-11-03 | 2022-11-15 | 中山大学 | 一种帧内块复制参考块压缩方法 |
| CN112565749B (zh) * | 2020-12-06 | 2022-08-09 | 浙江大华技术股份有限公司 | 一种视频编码方法、装置、系统及计算机可读存储介质 |
| EP4241446A4 (en) | 2020-12-06 | 2024-05-01 | Zhejiang Dahua Technology Co., Ltd. | Systems and methods for video processing |
| JP2024512785A (ja) * | 2021-04-02 | 2024-03-19 | ヒョンダイ モーター カンパニー | 適応的空間解像度を有するブロックベクトルを用いるビデオコーディング方法及び装置 |
| CN118285100A (zh) * | 2021-09-15 | 2024-07-02 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| US12348728B2 (en) | 2021-09-28 | 2025-07-01 | Ofinno, Llc | Block vector difference signaling for intra block copy |
| US12192510B2 (en) * | 2021-09-28 | 2025-01-07 | Ofinno, Llc | Validity determination of block vector candidates |
| EP4304177A1 (en) * | 2022-07-05 | 2024-01-10 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture data |
| WO2024109843A1 (en) * | 2022-11-23 | 2024-05-30 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| US20240236367A1 (en) * | 2023-01-11 | 2024-07-11 | Tencent America LLC | Template-matching based adaptive block vector resolution (abvr) in ibc |
| WO2024217569A1 (en) * | 2023-04-20 | 2024-10-24 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2025147090A1 (ko) * | 2024-01-03 | 2025-07-10 | 인텔렉추얼디스커버리 주식회사 | 크로마 블록의 인트라 예측 방법, 이를 수행하는 비디오 부호화 및 복호화 장치 |
| WO2025147089A1 (ko) * | 2024-01-03 | 2025-07-10 | 인텔렉추얼디스커버리 주식회사 | 비디오 복호화 방법 및 장치, 및 비디오 부호화 방법 및 장치 |
| WO2025147175A1 (ko) * | 2024-01-04 | 2025-07-10 | 주식회사 케이티 | 영상 부호화/복호화 방법 및 비트스트림을 저장하는 기록 매체 |
| WO2025146816A1 (en) * | 2024-01-05 | 2025-07-10 | Sharp Kabushiki Kaisha | Encoding device, decoding device, and non-transitory machine-readable medium for coding video data |
| WO2025153044A1 (en) * | 2024-01-17 | 2025-07-24 | Mediatek Inc. | Intra coding information based on cascaded vector for video coding |
| WO2025178381A1 (ko) * | 2024-02-20 | 2025-08-28 | 현대자동차주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140050265A1 (en) * | 2009-06-30 | 2014-02-20 | Qualcomm Incorporated | Video coding based on first order prediction and pre-defined second order prediction mode |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10341440A (ja) * | 1997-06-06 | 1998-12-22 | Nippon Telegr & Teleph Corp <Ntt> | 動画像符号化方法および装置 |
| KR101366241B1 (ko) * | 2007-03-28 | 2014-02-21 | 삼성전자주식회사 | 영상 부호화, 복호화 방법 및 장치 |
| KR101671460B1 (ko) * | 2009-09-10 | 2016-11-02 | 에스케이 텔레콤주식회사 | 움직임 벡터 부호화/복호화 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치 |
| KR101484171B1 (ko) * | 2011-01-21 | 2015-01-23 | 에스케이 텔레콤주식회사 | 예측 움직임벡터 색인부호화에 기반한 움직임정보 생성/복원 장치 및 방법, 및 그것을 이용한 영상 부호화/복호화 장치 및 방법 |
| US9288501B2 (en) * | 2011-03-08 | 2016-03-15 | Qualcomm Incorporated | Motion vector predictors (MVPs) for bi-predictive inter mode in video coding |
| US9866859B2 (en) | 2011-06-14 | 2018-01-09 | Texas Instruments Incorporated | Inter-prediction candidate index coding independent of inter-prediction candidate list construction in video coding |
| US9083983B2 (en) * | 2011-10-04 | 2015-07-14 | Qualcomm Incorporated | Motion vector predictor candidate clipping removal for video coding |
| KR101960761B1 (ko) * | 2011-11-24 | 2019-03-22 | 에스케이텔레콤 주식회사 | 모션 벡터의 예측 부호화/복호화 방법 및 장치 |
| US20130272409A1 (en) * | 2012-04-12 | 2013-10-17 | Qualcomm Incorporated | Bandwidth reduction in video coding through applying the same reference index |
| JP5983430B2 (ja) * | 2013-01-25 | 2016-08-31 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法及び動画像復号装置ならびに動画像復号方法 |
| US10015515B2 (en) * | 2013-06-21 | 2018-07-03 | Qualcomm Incorporated | Intra prediction from a predictive block |
| US9883197B2 (en) * | 2014-01-09 | 2018-01-30 | Qualcomm Incorporated | Intra prediction of chroma blocks using the same vector |
| US9854237B2 (en) * | 2014-10-14 | 2017-12-26 | Qualcomm Incorporated | AMVP and merge candidate list derivation for intra BC and inter prediction unification |
-
2015
- 2015-06-18 KR KR1020177001468A patent/KR102402622B1/ko active Active
- 2015-06-18 US US14/743,657 patent/US9877043B2/en active Active
- 2015-06-18 WO PCT/US2015/036472 patent/WO2015195942A1/en not_active Ceased
- 2015-06-18 CN CN202010099391.2A patent/CN111432220B/zh active Active
- 2015-06-18 CN CN201580032695.4A patent/CN106576178B/zh active Active
- 2015-06-18 JP JP2016574117A patent/JP6640751B2/ja active Active
- 2015-06-18 EP EP15733054.9A patent/EP3158753B1/en active Active
- 2015-06-18 EP EP21205802.8A patent/EP4033766A1/en not_active Withdrawn
- 2015-06-18 KR KR1020227017321A patent/KR20220079687A/ko not_active Ceased
- 2015-06-22 TW TW104119945A patent/TWI679882B/zh active
-
2018
- 2018-01-19 US US15/875,885 patent/US10284874B2/en active Active
-
2019
- 2019-02-27 US US16/287,505 patent/US20190200038A1/en not_active Abandoned
-
2020
- 2020-09-01 US US17/009,476 patent/US20200404321A1/en not_active Abandoned
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140050265A1 (en) * | 2009-06-30 | 2014-02-20 | Qualcomm Incorporated | Video coding based on first order prediction and pre-defined second order prediction mode |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102402622B1 (ko) | 2022-05-27 |
| JP6640751B2 (ja) | 2020-02-05 |
| EP3158753A1 (en) | 2017-04-26 |
| CN106576178A (zh) | 2017-04-19 |
| US10284874B2 (en) | 2019-05-07 |
| EP3158753B1 (en) | 2021-12-08 |
| US20200404321A1 (en) | 2020-12-24 |
| TW201618548A (zh) | 2016-05-16 |
| US9877043B2 (en) | 2018-01-23 |
| EP4033766A1 (en) | 2022-07-27 |
| US20190200038A1 (en) | 2019-06-27 |
| US20180160141A1 (en) | 2018-06-07 |
| WO2015195942A1 (en) | 2015-12-23 |
| JP2017522803A (ja) | 2017-08-10 |
| KR20170023086A (ko) | 2017-03-02 |
| CN106576178B (zh) | 2020-03-13 |
| CN111432220B (zh) | 2022-05-06 |
| US20150373366A1 (en) | 2015-12-24 |
| KR20220079687A (ko) | 2022-06-13 |
| CN111432220A (zh) | 2020-07-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI679882B (zh) | 具區塊向量衍生區塊內複製編碼方法及系統 | |
| CN106464921B (zh) | 用于块内复制搜索增强的方法和系统 | |
| CN112956190B (zh) | 仿射运动预测 | |
| TWI882999B (zh) | 用於框內預測模式推導之基於區塊之量化剩餘域脈碼調變指派 | |
| CN104813668B (zh) | 在三维视频译码中的自适应性明度补偿 | |
| TWI533679B (zh) | 在視訊寫碼中之參數集 | |
| US10820007B2 (en) | Method and apparatus for decoding inter-layer video, and method and apparatus for encoding inter-layer video | |
| JP2017532885A (ja) | 時間ブロックベクトル予測を用いたイントラブロックコピー符号化 | |
| CN105379278B (zh) | 用于视频信息的可缩放译码的装置和方法 | |
| TW202110180A (zh) | 跨逐線掃描切片之適應性迴圈濾波 | |
| EP3417620A1 (en) | Weighted prediction for screen content coding and multi-layer coding | |
| CN105075267A (zh) | 在视频译码中停用用于参考图片列表的视图间预测 | |
| CN112740705B (zh) | 用于在视频编码中发送信号通知参考图片的系统和方法 | |
| JP2015532553A (ja) | 高効率ビデオコーディングに基づくスケーラブルコーディングのための動きフィールドアップサンプリング | |
| TW202236852A (zh) | 高效視訊編碼器架構 |