TWI701942B - 用於視訊寫碼中可適性顏色轉換之量化參數推導及偏移 - Google Patents
用於視訊寫碼中可適性顏色轉換之量化參數推導及偏移 Download PDFInfo
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- 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
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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
- H04N19/102—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
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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
- H04N19/176—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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- 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
- H04N19/18—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 set of transform coefficients
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- H—ELECTRICITY
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- 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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- 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
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
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Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
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| US201462061099P | 2014-10-07 | 2014-10-07 | |
| US62/061,099 | 2014-10-07 | ||
| US201462064347P | 2014-10-15 | 2014-10-15 | |
| US62/064,347 | 2014-10-15 | ||
| US14/876,574 | 2015-10-06 | ||
| US14/876,574 US9883184B2 (en) | 2014-10-07 | 2015-10-06 | QP derivation and offset for adaptive color transform in video coding |
Publications (2)
| Publication Number | Publication Date |
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| TW201625002A TW201625002A (zh) | 2016-07-01 |
| TWI701942B true TWI701942B (zh) | 2020-08-11 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
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| TW104133090A TWI701942B (zh) | 2014-10-07 | 2015-10-07 | 用於視訊寫碼中可適性顏色轉換之量化參數推導及偏移 |
| TW104133091A TWI688259B (zh) | 2014-10-07 | 2015-10-07 | 用於視訊寫碼中可適性顏色轉換之量化參數推導及偏移 |
Family Applications After (1)
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| TW104133091A TWI688259B (zh) | 2014-10-07 | 2015-10-07 | 用於視訊寫碼中可適性顏色轉換之量化參數推導及偏移 |
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| Country | Link |
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| US (2) | US10057578B2 (en:Method) |
| EP (2) | EP3205095B1 (en:Method) |
| JP (2) | JP6710682B2 (en:Method) |
| KR (2) | KR102493839B1 (en:Method) |
| CN (2) | CN106797465B (en:Method) |
| AU (2) | AU2015328164B2 (en:Method) |
| BR (2) | BR112017007091A2 (en:Method) |
| ES (1) | ES2804515T3 (en:Method) |
| HU (1) | HUE049554T2 (en:Method) |
| TW (2) | TWI701942B (en:Method) |
| WO (2) | WO2016057665A1 (en:Method) |
Families Citing this family (100)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120035096A (ko) * | 2010-10-04 | 2012-04-13 | 한국전자통신연구원 | 쿼드 트리 변환 구조에서 부가 정보의 시그널링 방법 및 장치 |
| CN106488242B (zh) * | 2011-01-13 | 2020-02-28 | 佳能株式会社 | 图像编码装置和方法以及图像解码装置和方法 |
| CN107079137B (zh) * | 2014-09-26 | 2019-08-13 | 杜比实验室特许公司 | 感知量化视频内容的编码和解码 |
| US10057578B2 (en) | 2014-10-07 | 2018-08-21 | Qualcomm Incorporated | QP derivation and offset for adaptive color transform in video coding |
| US10158836B2 (en) * | 2015-01-30 | 2018-12-18 | Qualcomm Incorporated | Clipping for cross-component prediction and adaptive color transform for video coding |
| JP6593122B2 (ja) * | 2015-11-20 | 2019-10-23 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法、及びプログラム |
| US10244266B1 (en) | 2016-02-11 | 2019-03-26 | Amazon Technologies, Inc. | Noisy media content encoding |
| US10425642B1 (en) * | 2016-02-11 | 2019-09-24 | Amazon Technologies, Inc. | Noisy media content encoding |
| WO2017173593A1 (en) * | 2016-04-06 | 2017-10-12 | Mediatek Singapore Pte. Ltd. | Separate coding secondary transform syntax elements for different color components |
| KR102331933B1 (ko) * | 2016-05-12 | 2021-11-29 | 엘지전자 주식회사 | 계수 유도 복원을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| WO2018070914A1 (en) * | 2016-10-12 | 2018-04-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Residual refinement of color components |
| US10554974B2 (en) * | 2017-01-13 | 2020-02-04 | Mediatek Inc. | Method and apparatus enabling adaptive multiple transform for chroma transport blocks using control flags |
| US11019339B2 (en) * | 2017-07-12 | 2021-05-25 | Futurewei Technologies, Inc. | Fractional quantization parameter offset in video compression |
| US11166045B2 (en) | 2017-10-11 | 2021-11-02 | Lg Electronics Inc. | Method for image coding on basis of separable transform and apparatus therefor |
| US11095896B2 (en) | 2017-10-12 | 2021-08-17 | Qualcomm Incorporated | Video coding with content adaptive spatially varying quantization |
| CN113573057B (zh) * | 2018-02-01 | 2023-07-18 | 寰发股份有限公司 | 具有视频数据自适应量化的视频编码或解码方法和装置 |
| US10262451B1 (en) * | 2018-04-09 | 2019-04-16 | 8i Limited | View-dependent color compression |
| WO2019229683A1 (en) | 2018-05-31 | 2019-12-05 | Beijing Bytedance Network Technology Co., Ltd. | Concept of interweaved prediction |
| US10861405B2 (en) * | 2018-07-09 | 2020-12-08 | Samsung Display Co., Ltd. | Color transform for RGBG subpixel format |
| CN115052144A (zh) * | 2018-09-21 | 2022-09-13 | 华为技术有限公司 | 用于进行反量化的装置和方法 |
| KR102653562B1 (ko) | 2018-11-06 | 2024-04-02 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 위치에 따른 인트라 예측 |
| WO2020111981A1 (en) * | 2018-11-26 | 2020-06-04 | Huawei Technologies Co., Ltd. | Apparatus and method for chrominance quantization parameter derivation |
| WO2020108591A1 (en) | 2018-12-01 | 2020-06-04 | Beijing Bytedance Network Technology Co., Ltd. | Parameter derivation for intra prediction |
| KR102804263B1 (ko) * | 2019-01-02 | 2025-05-07 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 통합된 변환 타입 시그널링 및 변환 타입 종속 변환 계수 레벨 코딩 |
| WO2020140948A1 (en) * | 2019-01-02 | 2020-07-09 | Beijing Bytedance Network Technology Co., Ltd. | Motion vector derivation between dividing patterns |
| WO2020156515A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Refined quantization steps in video coding |
| WO2020164634A1 (en) * | 2019-02-15 | 2020-08-20 | Beijing Bytedance Network Technology Co., Ltd. | Restrictions of usage of non-power-two-partition tree in video compression |
| EP3700205A1 (en) * | 2019-02-19 | 2020-08-26 | Nokia Technologies Oy | Quantization parameter derivation for cross-channel residual encoding and decoding |
| KR102801981B1 (ko) * | 2019-03-12 | 2025-04-30 | 텐센트 아메리카 엘엘씨 | Vvc에서의 컬러 변환을 위한 방법 및 장치 |
| KR20250152693A (ko) * | 2019-04-17 | 2025-10-23 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 매트릭스 기반 인트라 예측 및 2차 변환 코어 선택을 조화시키는 인코더, 디코더 및 대응 방법 |
| CN117956188A (zh) | 2019-04-20 | 2024-04-30 | 北京字节跳动网络技术有限公司 | 用于色度残差的联合编解码的语法元素的信令 |
| CN115567707B (zh) | 2019-05-30 | 2025-05-13 | 抖音视界有限公司 | 一种处理视频数据的方法、装置、介质 |
| WO2020244662A1 (en) | 2019-06-06 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Simplified transform coding tools |
| WO2020244663A1 (en) | 2019-06-06 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Applicability of implicit transform selection |
| CN113994666B (zh) | 2019-06-06 | 2025-01-03 | 北京字节跳动网络技术有限公司 | 隐式选择变换候选 |
| CN116800978A (zh) * | 2019-06-11 | 2023-09-22 | Lg电子株式会社 | 图像编码/解码方法、图像数据发送方法和存储介质 |
| US11070825B2 (en) * | 2019-06-13 | 2021-07-20 | Mediatek Inc. | Method and apparatus of encoding or decoding video data with adaptive colour transform |
| CN114041287B (zh) | 2019-06-21 | 2024-10-22 | 北京字节跳动网络技术有限公司 | 自适应环内颜色空间转换和其他视频编解码工具的选择性使用 |
| MX2022000146A (es) | 2019-06-28 | 2022-02-17 | Lg Electronics Inc | Metodo para decodificar imagenes y aparato para el mismo. |
| KR102702823B1 (ko) | 2019-06-28 | 2024-09-04 | 엘지전자 주식회사 | 크로마 양자화 파라미터 데이터에 대한 영상 디코딩 방법 및 그 장치 |
| US11057623B2 (en) * | 2019-07-03 | 2021-07-06 | Qualcomm Incorporated | Deblock filtering for video coding |
| CN114424547A (zh) * | 2019-07-05 | 2022-04-29 | 威诺瓦国际有限公司 | 视频译码中的残差的量化 |
| CN114208195B (zh) | 2019-08-06 | 2025-06-27 | 北京字节跳动网络技术有限公司 | 基于颜色格式的尺寸限制 |
| WO2021043165A1 (en) * | 2019-09-02 | 2021-03-11 | Beijing Bytedance Network Technology Co., Ltd. | Chroma deblocking harmonization for video coding |
| MX2022002188A (es) * | 2019-09-02 | 2022-03-11 | Beijing Bytedance Network Tech Co Ltd | Determinacion de modo de codificacion basada en formato de color. |
| EP4020994A4 (en) * | 2019-09-06 | 2022-10-26 | Sony Group Corporation | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD |
| WO2021051044A1 (en) | 2019-09-14 | 2021-03-18 | Bytedance Inc. | Quantization parameter offset for chroma deblocking filtering |
| MX2022002916A (es) | 2019-09-19 | 2022-04-06 | Beijing Bytedance Network Tech Co Ltd | Derivacion de posiciones de muestra de referencia en codificacion de video. |
| JP7629450B2 (ja) * | 2019-09-20 | 2025-02-13 | アリババ グループ ホウルディング リミテッド | 映像処理における量子化パラメータのシグナリング |
| EP4014486A4 (en) | 2019-09-20 | 2023-03-01 | Beijing Bytedance Network Technology Co., Ltd. | LUMA MAPPING WITH CHROMA SCALING |
| KR102649584B1 (ko) | 2019-09-21 | 2024-03-21 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 크로마 인트라 모드에 기초한 크기 제한 |
| KR102695020B1 (ko) * | 2019-09-23 | 2024-08-12 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치 |
| BR112022005290A2 (pt) * | 2019-09-23 | 2022-09-20 | Huawei Tech Co Ltd | Método e aparelho para sinalização de parâmetros de quantização de crominância |
| WO2021061021A1 (en) | 2019-09-23 | 2021-04-01 | Huawei Technologies Co., Ltd. | Method and apparatus for chrominance qp offsets tables signaling and derivation |
| CN114556937B (zh) * | 2019-10-05 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 用于色度混合遮罩生成的下采样滤波器类型 |
| CN114651442B (zh) | 2019-10-09 | 2025-06-13 | 字节跳动有限公司 | 视频编解码中的跨分量适应性回路滤波 |
| US11412235B2 (en) | 2019-10-10 | 2022-08-09 | Tencent America LLC | Color transform for video coding |
| WO2021073488A1 (en) | 2019-10-13 | 2021-04-22 | Beijing Bytedance Network Technology Co., Ltd. | Interplay between reference picture resampling and video coding tools |
| CN117528080A (zh) | 2019-10-14 | 2024-02-06 | 字节跳动有限公司 | 视频处理中色度残差的联合编解码与滤波 |
| WO2021086023A1 (ko) * | 2019-10-28 | 2021-05-06 | 엘지전자 주식회사 | 적응적 변환을 이용하여 레지듀얼 처리를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| WO2021086020A1 (ko) * | 2019-10-28 | 2021-05-06 | 엘지전자 주식회사 | 색공간 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| CN114902665B (zh) * | 2019-10-28 | 2025-03-28 | Lg电子株式会社 | 使用自适应变换的图像编码/解码方法和设备以及发送比特流的方法 |
| CA3250571A1 (en) * | 2019-10-28 | 2025-10-30 | Nokia Technologies Oy | Image encoding/decoding method and device using adaptive color transform, and method for transmitting bitstream |
| WO2021088951A1 (en) * | 2019-11-07 | 2021-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Quantization properties of adaptive in-loop color-space transform for video coding |
| CN115066897B (zh) * | 2019-11-14 | 2026-01-02 | 抖音视界有限公司 | 低位深度视觉媒体数据的编解码 |
| US11425405B2 (en) * | 2019-11-15 | 2022-08-23 | Qualcomm Incorporated | Cross-component adaptive loop filter in video coding |
| US20210160481A1 (en) * | 2019-11-26 | 2021-05-27 | Qualcomm Incorporated | Flexible signaling of qp offset for adaptive color transform in video coding |
| CN114731437B (zh) * | 2019-11-26 | 2024-04-23 | 韦勒斯标准与技术协会公司 | 通过使用自适应颜色空间变换处理视频信号的方法和设备 |
| US20210168406A1 (en) * | 2019-11-29 | 2021-06-03 | Tencent America LLC | Signaling of video coding tools supporting various chroma formats |
| KR20220104052A (ko) * | 2019-12-05 | 2022-07-25 | 알리바바 그룹 홀딩 리미티드 | 크로마 샘플링을 위한 방법 및 장치 |
| JP7508558B2 (ja) | 2019-12-09 | 2024-07-01 | バイトダンス インコーポレイテッド | ビデオコーディングにおける量子化グループの使用 |
| CN115004705A (zh) * | 2019-12-10 | 2022-09-02 | 北京达佳互联信息技术有限公司 | 以4:4:4色度格式进行视频编解码的方法和装置 |
| WO2021121418A1 (en) * | 2019-12-19 | 2021-06-24 | Beijing Bytedance Network Technology Co., Ltd. | Joint use of adaptive colour transform and differential coding of video |
| 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 |
| JP7747409B2 (ja) | 2019-12-27 | 2025-10-01 | 北京字節跳動網絡技術有限公司 | ビデオピクチャヘッダ内でのスライスタイプのシグナリング |
| CN114902657B (zh) * | 2019-12-31 | 2025-06-13 | 字节跳动有限公司 | 视频编解码中的自适应颜色变换 |
| KR102750625B1 (ko) | 2020-01-05 | 2025-01-09 | 두인 비전 컴퍼니 리미티드 | 비디오 코딩을 위한 일반적인 제약 정보 |
| WO2021139707A1 (en) * | 2020-01-08 | 2021-07-15 | Beijing Bytedance Network Technology Co., Ltd. | Joint coding of chroma residuals and adaptive color transforms |
| US11803989B2 (en) * | 2020-01-08 | 2023-10-31 | Qualcomm Incorporated | Quantization for geometry-based point cloud compression |
| WO2021143750A1 (en) * | 2020-01-14 | 2021-07-22 | Beijing Bytedance Network Technology Co., Ltd. | Overwriting of quantization parameters in video coding |
| WO2021143896A1 (en) | 2020-01-18 | 2021-07-22 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive colour transform in image/video coding |
| CN119815054A (zh) * | 2020-01-25 | 2025-04-11 | Lg电子株式会社 | 图像解码/编码设备和发送数据的设备 |
| JP2023514136A (ja) * | 2020-02-21 | 2023-04-05 | アリババ グループ ホウルディング リミテッド | クロマ信号を処理するための方法 |
| JP7741081B2 (ja) * | 2020-03-12 | 2025-09-17 | インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ | ローカルクロマ量子化パラメータ制御のための高レベルの制約フラグ |
| CN116347079A (zh) * | 2020-04-08 | 2023-06-27 | 日本放送协会 | 编码装置、解码装置及程序 |
| CN115362681B (zh) | 2020-04-10 | 2025-02-25 | 抖音视界有限公司 | 视频编解码中的变换跳过块的最小允许量化 |
| US12058348B2 (en) * | 2020-04-17 | 2024-08-06 | Qualcomm Incorporated | Parallelized rate-distortion optimized quantization using deep learning |
| JP7142187B2 (ja) * | 2020-04-22 | 2022-09-26 | 日本放送協会 | 符号化装置、復号装置、及びプログラム |
| US11310529B2 (en) * | 2020-05-27 | 2022-04-19 | Tencent America LLC | Mode-dependent joint component transform |
| WO2021252645A1 (en) * | 2020-06-09 | 2021-12-16 | Alibaba Group Holding Limited | Method for processing adaptive color transform and low-frequency non-separable transform in video coding |
| US11700386B2 (en) * | 2020-06-10 | 2023-07-11 | Tencent America LLC | Adaptive colour transform related signalling for both of CU level and TU level |
| CA3136479A1 (en) * | 2020-06-10 | 2021-12-10 | Tencent America LLC | Adaptive colour transform related signalling for both of cu level and tu level |
| KR20240068073A (ko) | 2020-06-12 | 2024-05-17 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 4:4:4 색 포맷의 비디오 코딩 방법 및 장치 |
| CN114650425A (zh) * | 2020-12-21 | 2022-06-21 | 华为技术有限公司 | 视频帧格式转换方法和装置 |
| US12047589B2 (en) * | 2021-09-30 | 2024-07-23 | Tencent America LLC | Deriving offsets in cross-component transform coefficient level reconstruction |
| US12355962B2 (en) * | 2021-10-04 | 2025-07-08 | Tencent America LLC | Method and apparatus for intra block copy prediction with sample padding |
| US20230412806A1 (en) * | 2022-06-16 | 2023-12-21 | Nokia Technologies Oy | Apparatus, method and computer program product for quantizing neural networks |
| WO2024006436A1 (en) * | 2022-07-01 | 2024-01-04 | Innopeak Technology, Inc. | Bitstream encoding and decoding for geometry point cloud coding |
| US12425596B2 (en) * | 2023-05-03 | 2025-09-23 | Tencent America LLC | Systems and methods for dependent quantization based on current dequantization states |
| WO2025217251A1 (en) * | 2024-04-09 | 2025-10-16 | Bytedance Inc. | Interpretation and constraints on matrix coefficients in cicp |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130188693A1 (en) * | 2012-01-20 | 2013-07-25 | Sony Corporation | Chroma quantization parameter extension |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6661927B1 (en) * | 2000-07-27 | 2003-12-09 | Motorola, Inc. | System and method for efficiently encoding an image by prioritizing groups of spatially correlated coefficients based on an activity measure |
| US8374237B2 (en) * | 2001-03-02 | 2013-02-12 | Dolby Laboratories Licensing Corporation | High precision encoding and decoding of video images |
| CN1860787A (zh) * | 2003-09-29 | 2006-11-08 | 手持娱乐公司 | 用于编码信息的方法和装置 |
| US20050259730A1 (en) | 2004-05-18 | 2005-11-24 | Sharp Laboratories Of America, Inc. | Video coding with residual color conversion using reversible YCoCg |
| JP5053081B2 (ja) * | 2004-06-18 | 2012-10-17 | トムソン ライセンシング | ビデオ・コーデック量子化のための方法および装置 |
| KR100723408B1 (ko) * | 2004-07-22 | 2007-05-30 | 삼성전자주식회사 | 컬러영상의 변환/역변환 및 양자화/역양자화 방법 및장치와, 이를 이용한 컬러영상의 부호화/복호화 방법 및장치 |
| CN100584038C (zh) * | 2008-04-01 | 2010-01-20 | 西安交通大学 | 一种基于3d自适应梳状滤波的视频信号解码器 |
| EP2144432A1 (en) * | 2008-07-08 | 2010-01-13 | Panasonic Corporation | Adaptive color format conversion and deconversion |
| CN101489032B (zh) * | 2009-02-06 | 2011-08-31 | 西安交通大学 | 一种视频解码器亮度色度分离模块中运动检测方法及装置 |
| EP2559254B1 (en) * | 2010-04-13 | 2019-01-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Interpolation filter in a hybrid video decoder and encoder |
| US9363509B2 (en) * | 2011-03-03 | 2016-06-07 | Electronics And Telecommunications Research Institute | Method for determining color difference component quantization parameter and device using the method |
| MY193611A (en) * | 2011-07-01 | 2022-10-20 | Samsung Electronics Co Ltd | Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding |
| US9185404B2 (en) * | 2011-10-07 | 2015-11-10 | Qualcomm Incorporated | Performing transform dependent de-blocking filtering |
| US9161046B2 (en) | 2011-10-25 | 2015-10-13 | Qualcomm Incorporated | Determining quantization parameters for deblocking filtering for video coding |
| US9516315B2 (en) * | 2011-10-30 | 2016-12-06 | Hd2 Technologies Pty. Ltd. | Perceptually lossless and perceptually enhanced image compression system and method |
| KR20130049526A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 복원 블록 생성 방법 |
| US9020294B2 (en) * | 2012-01-18 | 2015-04-28 | Dolby Laboratories Licensing Corporation | Spatiotemporal metrics for rate distortion optimization |
| US9414054B2 (en) * | 2012-07-02 | 2016-08-09 | Microsoft Technology Licensing, Llc | Control and use of chroma quantization parameter values |
| US9225988B2 (en) * | 2013-05-30 | 2015-12-29 | Apple Inc. | Adaptive color space transform coding |
| US9510002B2 (en) * | 2013-09-09 | 2016-11-29 | Apple Inc. | Chroma quantization in video coding |
| CN103686171A (zh) * | 2013-12-19 | 2014-03-26 | 中山大学深圳研究院 | 一种自适应滤波分离的视频解码装置 |
| CN106464964B (zh) | 2014-03-13 | 2019-09-10 | Lg电子株式会社 | 利用hdmi发送和接收数据的装置和方法 |
| WO2015194187A1 (en) * | 2014-06-20 | 2015-12-23 | Sharp Kabushiki Kaisha | Harmonized palette coding |
| US9609362B2 (en) * | 2014-10-06 | 2017-03-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Coding and deriving quantization parameters |
| US10057578B2 (en) | 2014-10-07 | 2018-08-21 | Qualcomm Incorporated | QP derivation and offset for adaptive color transform in video coding |
-
2015
- 2015-10-06 US US14/876,594 patent/US10057578B2/en active Active
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- 2015-10-07 CN CN201580053554.0A patent/CN106797465B/zh active Active
- 2015-10-07 KR KR1020177009327A patent/KR102493839B1/ko active Active
- 2015-10-07 HU HUE15784853A patent/HUE049554T2/hu unknown
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130188693A1 (en) * | 2012-01-20 | 2013-07-25 | Sony Corporation | Chroma quantization parameter extension |
Non-Patent Citations (2)
| Title |
|---|
| Li Zhang et.al, "SCCE5 Test 3.2.1: In-loop color-space transform", Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 18th Meeting: Sapporo, JP, 30 June – 9 July 2014 * |
| Li Zhang et.al, "SCCE5 Test 3.2.1: In-loop color-space transform", Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 18th Meeting: Sapporo, JP, 30 June – 9 July 2014, |
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