HRP20180179T1 - Postupak dekodiranja kroma slike - Google Patents
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- HRP20180179T1 HRP20180179T1 HRP20180179TT HRP20180179T HRP20180179T1 HR P20180179 T1 HRP20180179 T1 HR P20180179T1 HR P20180179T T HRP20180179T T HR P20180179TT HR P20180179 T HRP20180179 T HR P20180179T HR P20180179 T1 HRP20180179 T1 HR P20180179T1
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- quantization parameter
- luma
- luma quantization
- chroma
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- 238000000034 method Methods 0.000 title claims 4
- 238000013139 quantization Methods 0.000 claims 47
- 241000023320 Luma <angiosperm> Species 0.000 claims 32
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims 32
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 5
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
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- 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
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- 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
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- 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
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- H04N19/124—Quantisation
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- 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
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- 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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- 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
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- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
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- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
- Color Image Communication Systems (AREA)
Claims (3)
1. Postupak za definiranje kroma slike kod video kodiranja visoke efikasnosti (HEVC - High Efficiency Video Coding) sadrži:
izvođenje kroma intrapredikcijskog načina rada jedinice za predikciju:
određivanje veličine tekućeg kroma bloka korištenjem informacija o veličini luma transformacije;
generiranje kroma predikcijskog bloka tekućeg kroma bloka korištenjem kroma intrapredikcijskog načina rada;
generiranje kroma rezidualnog bloka tekućeg kroma bloka korištenjem kroma intrapredikcijskog načina rada i parametra kroma kvantizacije; i
generiranje kroma rekonstruiranog bloka dodavanjem kroma predikcijskog bloka i kroma rezidualnog bloka, gdje se parametar kroma kvantizacije generira korištenjem parametra luma kvantizacije određenog po jedinici kvantizacije i informacije koja naznačava odnos između parametra luma kvantizacije i parametra kroma kvantizacije,
gdje je veličina jedinice kvantizacije jedna od dozvoljenih veličina jedinice kodiranja,
gdje se minimalna veličina jedinice kvantizacije određuje po slici i gdje je parametar za označavanje minimalne veličine jedinice kvantizacije sadržan u skupu parametara slike,
gdje ukoliko je veličina jedinice kodiranja jednaka ili veća od minimalne veličine jedinice kvantizacije, jedinica kodiranja postaje jedinica kvantizacije,
gdje se informacija koja naznačuje odnos između parametra luma kvantizacije i parametra kroma kvantizacije signalizira u skupu parametara slike ili u zaglavlju isječka,
gdje se parametar luma kvantizacije generira korištenjem prediktora parametra luma kvantizacije i parametra diferencijalne luma kvantizacije, gdje se prediktor parametra luma kvantizacije generira korištenjem dva parametra kvantizacije ukoliko su raspoloživa najmanje dva od lijevog parametra luma kvantizacije, gornjeg parametra luma kvantizacije i prethodnog parametra luma kvantizacije.
gdje se dva parametra kvantizacije koji se koriste za generiranje prediktora parametra luma kvantizacije određuju u redoslijedu lijevi parametar kvantizacije, gornji parametar luma kvantizacije i prethodni parametar luma kvantizacije,
gdje se kao prediktor parametra luma kvantizacije postavlja prosjek lijevog parametra luma kvantizacije i gornjeg parametra luma kvantizacije ukoliko su raspoloživi i lijevi parametar luma kvantizacije i gornji parametar luma kvantizacije,
gdje se kao prediktor parametra luma kvantizacije postavlja prosjek raspoloživog parametra luma kvantizacije i prethodnog parametra luma kvantizacije ukoliko je raspoloživ samo jedan od lijevog parametra luma kvantizacije i gornjeg parametra luma kvantizacije,
gdje se kao prediktor parametra luma kvantizacije postavlja prethodni parametar luma kvantizacije ukoliko nijedan od lijevog parametra luma kvantizacije i gornjeg parametra luma kvantizacije nije raspoloživ,
gdje se parametar diferencijalne luma kvantizacije rekonstruira aritmetičkim dekodiranjem kodiranog parametra diferencijalne luma kvantizacije kako bi se generirao bin string i primjenom inverzne binarizacije na bin string,
gdje bin string sadrži bin string koji naznačava apsolutnu vrijednost parametra diferencijalne luma kvantizacije i bin koji naznačava znak parametra diferencijalne luma kvantizacije.
2. Postupak prema zahtjevu 1, gdje se minimalna veličina jedinice kvantizacije podešava prema slici.
3. Postupak prema zahtjevu 2, gdje se minimalna veličina jedinice kvantizacije izvodi korištenjem parametra koji označava dubinu minimalne veličine jedinice kvantizacije i veličinu najveće jedinice kodiranja.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20110124580A KR20130058524A (ko) | 2011-11-25 | 2011-11-25 | 색차 인트라 예측 블록 생성 방법 |
| EP12851659.8A EP2786577B1 (en) | 2011-11-25 | 2012-11-09 | Method for decoding chroma image |
| PCT/CN2012/084374 WO2013075589A1 (en) | 2011-11-25 | 2012-11-09 | Method for decoding chroma image |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20180179T1 true HRP20180179T1 (hr) | 2018-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20180179TT HRP20180179T1 (hr) | 2011-11-25 | 2018-01-30 | Postupak dekodiranja kroma slike |
Country Status (19)
| Country | Link |
|---|---|
| US (8) | US8942284B2 (hr) |
| EP (5) | EP4346206A3 (hr) |
| JP (5) | JP5714781B2 (hr) |
| KR (4) | KR20130058524A (hr) |
| CN (7) | CN107302699B (hr) |
| CY (1) | CY1119935T1 (hr) |
| DK (2) | DK2786577T3 (hr) |
| ES (1) | ES2657908T3 (hr) |
| HR (1) | HRP20180179T1 (hr) |
| HU (1) | HUE037151T2 (hr) |
| LT (1) | LT2786577T (hr) |
| NO (1) | NO2786577T3 (hr) |
| PL (2) | PL3276963T3 (hr) |
| PT (2) | PT2786577T (hr) |
| RS (1) | RS56762B1 (hr) |
| SI (1) | SI2786577T1 (hr) |
| TR (1) | TR201802460T4 (hr) |
| TW (5) | TWI650993B (hr) |
| WO (1) | WO2013075589A1 (hr) |
Families Citing this family (76)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1995967A4 (en) * | 2006-03-16 | 2009-11-11 | Huawei Tech Co Ltd | METHOD AND APPARATUS FOR ADAPTIVE QUANTIFICATION IN AN ENCODING PROCEDURE |
| KR20130049524A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 인트라 예측 블록 생성 방법 |
| KR20130049523A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 인트라 예측 블록 생성 장치 |
| KR20130049526A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 복원 블록 생성 방법 |
| KR20130058524A (ko) * | 2011-11-25 | 2013-06-04 | 오수미 | 색차 인트라 예측 블록 생성 방법 |
| JP5900307B2 (ja) * | 2011-12-13 | 2016-04-06 | 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、並びに送信装置、送信方法及び送信プログラム |
| US9420302B2 (en) * | 2012-01-24 | 2016-08-16 | Dolby Laboratories Licensing Corporation | Weighted multi-band cross color channel predictor |
| CN104604225B (zh) | 2012-09-10 | 2018-01-26 | 太阳专利托管公司 | 图像编码方法、图像解码方法、图像编码装置、图像解码装置及图像编码解码装置 |
| US10440365B2 (en) * | 2013-06-28 | 2019-10-08 | Velos Media, Llc | Methods and devices for emulating low-fidelity coding in a high-fidelity coder |
| US20150016516A1 (en) * | 2013-07-15 | 2015-01-15 | Samsung Electronics Co., Ltd. | Method for intra prediction improvements for oblique modes in video coding |
| US9294766B2 (en) | 2013-09-09 | 2016-03-22 | Apple Inc. | Chroma quantization in video coding |
| WO2015100522A1 (en) * | 2013-12-30 | 2015-07-09 | Mediatek Singapore Pte. Ltd. | Methods for inter-component residual prediction |
| EP3114843B1 (en) | 2014-03-04 | 2019-08-07 | Microsoft Technology Licensing, LLC | Adaptive switching of color spaces |
| CN105264888B (zh) | 2014-03-04 | 2018-09-14 | 微软技术许可有限责任公司 | 用于对色彩空间、色彩采样率和/或比特深度自适应切换的编码策略 |
| US10116937B2 (en) * | 2014-03-27 | 2018-10-30 | Microsoft Technology Licensing, Llc | Adjusting quantization/scaling and inverse quantization/scaling when switching color spaces |
| CN105960802B (zh) | 2014-10-08 | 2018-02-06 | 微软技术许可有限责任公司 | 切换色彩空间时对编码和解码的调整 |
| US20180167615A1 (en) * | 2015-06-07 | 2018-06-14 | Sharp Kabushiki Kaisha | Systems and methods for optimizing video coding based on a luminance transfer function or video color component values |
| WO2016204478A1 (ko) * | 2015-06-15 | 2016-12-22 | 엘지전자(주) | 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
| CN108353193B (zh) * | 2015-08-19 | 2022-07-15 | Lg 电子株式会社 | 基于多个基于图的模型处理视频数据的方法和设备 |
| EP3407606B1 (en) | 2016-02-11 | 2023-04-26 | Samsung Electronics Co., Ltd. | Video encoding method and device and video decoding method and device |
| US20200036985A1 (en) * | 2016-09-30 | 2020-01-30 | Lg Electronics Inc. | Method and apparatus for block partitioning and intra prediction in image coding system |
| WO2018066986A1 (ko) * | 2016-10-06 | 2018-04-12 | 김기백 | 영상 데이터 부호화/복호화 방법 및 장치 |
| US10880546B2 (en) | 2016-10-11 | 2020-12-29 | Lg Electronics Inc. | Method and apparatus for deriving intra prediction mode for chroma component |
| CN116647682A (zh) | 2016-10-28 | 2023-08-25 | 韩国电子通信研究院 | 视频编码/解码方法和设备以及存储比特流的记录介质 |
| WO2018124686A1 (ko) * | 2016-12-26 | 2018-07-05 | 에스케이텔레콤 주식회사 | 인트라 예측을 이용한 영상의 부호화 및 복호화 |
| CN114430486A (zh) * | 2017-04-28 | 2022-05-03 | 夏普株式会社 | 图像解码装置以及图像编码装置 |
| US20190028701A1 (en) * | 2017-07-24 | 2019-01-24 | Arris Enterprises Llc | Intra mode jvet coding |
| US11928796B2 (en) | 2017-12-01 | 2024-03-12 | Interdigital Patent Holdings, Inc. | Method and device for chroma correction of a high-dynamic-range image |
| US10609402B2 (en) * | 2018-05-02 | 2020-03-31 | Tencent America LLC | Method and apparatus for prediction and transform for small blocks |
| EP3694210A4 (en) * | 2018-05-03 | 2020-12-16 | LG Electronics Inc. -1- | METHOD AND DEVICE FOR DECODING AN IMAGE BY TRANSFORMATION ACCORDING TO THE BLOCK SIZE IN AN IMAGE ENCODING SYSTEM |
| US10645396B2 (en) * | 2018-06-04 | 2020-05-05 | Tencent America LLC | Method and apparatus for implicit transform splitting |
| GB2588004B (en) | 2018-06-05 | 2023-03-01 | Beijing Bytedance Network Tech Co Ltd | Interaction between IBC and affine |
| KR101997681B1 (ko) * | 2018-06-11 | 2019-07-08 | 광운대학교 산학협력단 | 양자화 파라미터 기반의 잔차 블록 부호화/복호화 방법 및 장치 |
| CN110636298B (zh) | 2018-06-21 | 2022-09-13 | 北京字节跳动网络技术有限公司 | 对于Merge仿射模式和非Merge仿射模式的统一约束 |
| WO2019244118A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Component-dependent sub-block dividing |
| KR20240051331A (ko) * | 2018-07-02 | 2024-04-19 | 엘지전자 주식회사 | Cclm에 기반한 인트라 예측 방법 및 그 장치 |
| WO2020035057A1 (en) | 2018-08-16 | 2020-02-20 | Mediatek Inc. | Methods and apparatuses of signaling quantization parameter in video processing system |
| CN110858903B (zh) * | 2018-08-22 | 2022-07-12 | 华为技术有限公司 | 色度块预测方法及装置 |
| KR102366262B1 (ko) * | 2018-08-24 | 2022-02-23 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
| CN117041575A (zh) * | 2018-09-21 | 2023-11-10 | Lg电子株式会社 | 视频解码和编码方法、存储介质及数据的发送方法 |
| TWI818086B (zh) | 2018-09-24 | 2023-10-11 | 大陸商北京字節跳動網絡技術有限公司 | 擴展Merge預測 |
| JP7053954B2 (ja) * | 2018-10-08 | 2022-04-12 | ベイジン ダージャー インターネット インフォメーション テクノロジー カンパニー リミテッド | クロスコンポーネント線形モデルの簡略化 |
| US10893286B2 (en) * | 2018-10-09 | 2021-01-12 | Tencent America LLC | Methods and apparatus for low-complexity MTS |
| WO2020094149A1 (en) | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Rounding in triangular prediction mode |
| CN112913243A (zh) * | 2018-11-21 | 2021-06-04 | 华为技术有限公司 | 帧内预测方法及设备 |
| WO2020111981A1 (en) * | 2018-11-26 | 2020-06-04 | Huawei Technologies Co., Ltd. | Apparatus and method for chrominance quantization parameter derivation |
| JP7448549B2 (ja) * | 2019-01-16 | 2024-03-12 | シャープ株式会社 | ビデオ符号化におけるビデオブロックのための量子化パラメータを導出するシステム及び方法 |
| CN113545049B (zh) | 2019-03-08 | 2024-04-19 | 北京字节跳动网络技术有限公司 | 视频处理中对基于模型的整形的约束 |
| WO2020185039A1 (ko) * | 2019-03-14 | 2020-09-17 | 엘지전자 주식회사 | 레지듀얼 코딩 방법 및 장치 |
| BR112021019679A2 (pt) | 2019-04-18 | 2021-12-07 | Beijing Bytedance Network Tech Co Ltd | Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador |
| EP3935855A4 (en) | 2019-04-23 | 2022-09-21 | Beijing Bytedance Network Technology Co., Ltd. | METHOD OF CROSS-COMPONENT DEPENDENCE REDUCTION |
| US20220217366A1 (en) * | 2019-04-27 | 2022-07-07 | Wilus Institute Of Standards And Technology Inc. | Method and device for processiong video signal on basis of intra prediction |
| EP3949395A4 (en) | 2019-05-08 | 2022-06-29 | Beijing Bytedance Network Technology Co., Ltd. | Conditions for applicability of cross-component coding |
| SG11202111967VA (en) | 2019-05-10 | 2021-11-29 | Beijing Bytedance Network Technology Co Ltd | Multiple secondary transform matrices for video processing |
| CN113950828B (zh) | 2019-06-07 | 2024-07-05 | 北京字节跳动网络技术有限公司 | 视频比特流中的简化二次变换的有条件信令 |
| WO2020251268A1 (ko) * | 2019-06-11 | 2020-12-17 | 엘지전자 주식회사 | 크로마 성분에 대한 영상 디코딩 방법 및 그 장치 |
| CN116828176A (zh) | 2019-06-11 | 2023-09-29 | Lg电子株式会社 | 解码设备、编码设备和发送设备 |
| CN113382255B (zh) | 2019-06-21 | 2022-05-20 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、设备及存储介质 |
| CN117478908A (zh) | 2019-06-22 | 2024-01-30 | 北京字节跳动网络技术有限公司 | 色度残差缩放的语法元素 |
| JP7328373B2 (ja) * | 2019-06-28 | 2023-08-16 | バイトダンス インコーポレイテッド | スクリーンコンテンツ符号化におけるクロマイントラモードの導出 |
| CN114208181A (zh) * | 2019-06-28 | 2022-03-18 | Lg 电子株式会社 | 用于色度量化参数数据的图像解码方法及其装置 |
| KR20240036119A (ko) | 2019-06-28 | 2024-03-19 | 엘지전자 주식회사 | 크로마 양자화 파라미터 테이블을 사용하는 영상 디코딩 방법 및 그 장치 |
| US11418787B2 (en) | 2019-06-28 | 2022-08-16 | Qualcomm Incorporated | Chroma delta QP in video coding |
| US11381819B2 (en) | 2019-07-05 | 2022-07-05 | Qualcomm Incorporated | Chroma delta quantization parameter (QP) in video coding |
| WO2021006559A1 (ko) * | 2019-07-05 | 2021-01-14 | 엘지전자 주식회사 | 크로마 성분에 대한 영상 디코딩 방법 및 그 장치 |
| CN114223198A (zh) | 2019-07-05 | 2022-03-22 | Lg 电子株式会社 | 编译色度量化参数数据的图像解码方法及其设备 |
| WO2021004445A1 (en) | 2019-07-07 | 2021-01-14 | Beijing Bytedance Network Technology Co., Ltd. | Signaling of chroma residual scaling |
| EP3994887A4 (en) * | 2019-08-03 | 2022-09-28 | Beijing Bytedance Network Technology Co., Ltd. | MATRIX SELECTION FOR A REDUCED SECONDARY TRANSFORM IN VIDEO CODING |
| WO2021032045A1 (en) | 2019-08-17 | 2021-02-25 | Beijing Bytedance Network Technology Co., Ltd. | Context modeling of side information for reduced secondary transforms in video |
| KR20210025507A (ko) * | 2019-08-27 | 2021-03-09 | 현대자동차주식회사 | 차등 부호화를 이용하는 비디오 부호화 및 복호화 |
| EP4032259A4 (en) | 2019-09-20 | 2022-11-23 | Alibaba Group Holding Limited | QUANTIFICATION PARAMETER SIGNALING IN VIDEO PROCESSING |
| WO2021060846A1 (ko) * | 2019-09-23 | 2021-04-01 | 엘지전자 주식회사 | 양자화 매트릭스를 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| JP7001668B2 (ja) * | 2019-12-26 | 2022-01-19 | Kddi株式会社 | 画像復号装置、画像復号方法及びプログラム |
| WO2021134072A1 (en) * | 2019-12-27 | 2021-07-01 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and apparatus of video coding in 4:4:4 chroma format |
| WO2022114768A1 (ko) * | 2020-11-24 | 2022-06-02 | 현대자동차주식회사 | 성분 간 참조를 이용하는 잔차신호 생성방법과 장치 |
| US20230224465A1 (en) * | 2022-01-13 | 2023-07-13 | Tencent America LLC | Cross-Channel Prediction based on Multiple Prediction Modes |
Family Cites Families (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7099387B2 (en) * | 2002-03-22 | 2006-08-29 | Realnetorks, Inc. | Context-adaptive VLC video transform coefficients encoding/decoding methods and apparatuses |
| KR100585710B1 (ko) * | 2002-08-24 | 2006-06-02 | 엘지전자 주식회사 | 가변길이 동영상 부호화 방법 |
| US7649539B2 (en) * | 2004-03-10 | 2010-01-19 | Microsoft Corporation | Image formats for video capture, processing and display |
| CN1777283A (zh) * | 2004-12-31 | 2006-05-24 | 上海广电（集团）有限公司 | 一种基于微块的视频信号编/解码方法 |
| US7751478B2 (en) * | 2005-01-21 | 2010-07-06 | Seiko Epson Corporation | Prediction intra-mode selection in an encoder |
| US7495679B2 (en) * | 2005-08-02 | 2009-02-24 | Kolorific, Inc. | Method and system for automatically calibrating a color display |
| US7773816B2 (en) * | 2006-04-17 | 2010-08-10 | Mediatek Inc. | Systems and methods for decoding large images |
| US9001899B2 (en) * | 2006-09-15 | 2015-04-07 | Freescale Semiconductor, Inc. | Video information processing system with selective chroma deblock filtering |
| CN100586184C (zh) * | 2008-01-24 | 2010-01-27 | 北京工业大学 | 帧内预测方法 |
| KR101291196B1 (ko) * | 2008-01-25 | 2013-07-31 | 삼성전자주식회사 | 영상의 부호화, 복호화 방법 및 장치 |
| CN101222646B (zh) * | 2008-01-30 | 2010-06-02 | 上海广电（集团）有限公司中央研究院 | 一种适用于avs编码的帧内预测装置及预测方法 |
| US8542730B2 (en) * | 2008-02-22 | 2013-09-24 | Qualcomm, Incorporated | Fast macroblock delta QP decision |
| CN101247525B (zh) * | 2008-03-24 | 2010-06-02 | 北京邮电大学 | 一种提高图像帧内编码速率的方法 |
| US8199823B2 (en) * | 2008-04-15 | 2012-06-12 | Sony Corporation | Estimation of B frame average rate quantization parameter (QP) in a group of pictures (GOP) |
| US8897359B2 (en) * | 2008-06-03 | 2014-11-25 | Microsoft Corporation | Adaptive quantization for enhancement layer video coding |
| US9510016B2 (en) * | 2008-06-12 | 2016-11-29 | Thomson Licensing | Methods and apparatus for video coding and decoding with reduced bit-depth update mode and reduced chroma sampling update mode |
| US8279924B2 (en) | 2008-10-03 | 2012-10-02 | Qualcomm Incorporated | Quantization parameter selections for encoding of chroma and luma video blocks |
| CN101742330B (zh) | 2008-11-24 | 2013-03-27 | 北京中星微电子有限公司 | 一种图像编码方法及装置 |
| CN101742301B (zh) * | 2008-11-24 | 2017-04-19 | 北京中星微电子有限公司 | 一种块模式编码方法及装置 |
| KR101527085B1 (ko) * | 2009-06-30 | 2015-06-10 | 한국전자통신연구원 | 인트라 부호화/복호화 방법 및 장치 |
| US8588297B2 (en) * | 2009-12-23 | 2013-11-19 | Oracle America, Inc. | Quantization parameter prediction |
| CN102223525B (zh) * | 2010-04-13 | 2014-02-19 | 富士通株式会社 | 视频解码方法和系统 |
| JP5488168B2 (ja) * | 2010-04-27 | 2014-05-14 | パナソニック株式会社 | 画像符号化装置 |
| BR112012030158B1 (pt) * | 2010-06-04 | 2021-10-05 | Sony Corporation | Aparelho e método de processamento de imagem |
| JP2012054818A (ja) * | 2010-09-02 | 2012-03-15 | Sony Corp | 画像処理装置と画像処理方法 |
| CN102065298B (zh) * | 2011-01-05 | 2012-10-24 | 西安电子科技大学 | 高性能宏块编码实现方法 |
| WO2012122495A1 (en) | 2011-03-10 | 2012-09-13 | Huawei Technologies Co., Ltd. | Using multiple prediction sets to encode extended unified directional intra mode numbers for robustness |
| US9654785B2 (en) | 2011-06-09 | 2017-05-16 | Qualcomm Incorporated | Enhanced intra-prediction mode signaling for video coding using neighboring mode |
| WO2012175003A1 (en) * | 2011-06-20 | 2012-12-27 | Mediatek Singapore Pte. Ltd. | Method and apparatus of chroma intra prediction with reduced line memory |
| US9693070B2 (en) * | 2011-06-24 | 2017-06-27 | Texas Instruments Incorporated | Luma-based chroma intra-prediction for video coding |
| KR102006032B1 (ko) * | 2011-06-29 | 2019-07-31 | 선 페이턴트 트러스트 | 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치 및 화상 부호화 복호 장치 |
| GB2494468B (en) | 2011-09-12 | 2014-01-15 | Canon Kk | Method and device for encoding or decoding information representing prediction modes |
| CN103283222B (zh) | 2011-09-13 | 2016-10-26 | 寰发股份有限公司 | 基于最可能模式的帧内预测模式的方法及装置 |
| US20130083845A1 (en) * | 2011-09-30 | 2013-04-04 | Research In Motion Limited | Methods and devices for data compression using a non-uniform reconstruction space |
| CN107197310B (zh) | 2011-10-07 | 2020-02-21 | 英迪股份有限公司 | 对视频信号进行解码的方法 |
| KR20130049523A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 인트라 예측 블록 생성 장치 |
| KR20130049526A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 복원 블록 생성 방법 |
| KR20130058524A (ko) * | 2011-11-25 | 2013-06-04 | 오수미 | 색차 인트라 예측 블록 생성 방법 |
| JP6064580B2 (ja) | 2011-12-21 | 2017-01-25 | 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、並びに送信装置、送信方法及び送信プログラム |
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