CA2866781C - Chroma slice-level qp offset and deblocking - Google Patents
Chroma slice-level qp offset and deblocking Download PDFInfo
- Publication number
- CA2866781C CA2866781C CA2866781A CA2866781A CA2866781C CA 2866781 C CA2866781 C CA 2866781C CA 2866781 A CA2866781 A CA 2866781A CA 2866781 A CA2866781 A CA 2866781A CA 2866781 C CA2866781 C CA 2866781C
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- Prior art keywords
- quantization parameter
- chrominance
- video data
- block
- slice
- Prior art date
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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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261619806P | 2012-04-03 | 2012-04-03 | |
| US61/619,806 | 2012-04-03 | ||
| US201261668810P | 2012-07-06 | 2012-07-06 | |
| US61/668,810 | 2012-07-06 | ||
| US201261704941P | 2012-09-24 | 2012-09-24 | |
| US61/704,941 | 2012-09-24 | ||
| US201261708497P | 2012-10-01 | 2012-10-01 | |
| US61/708,497 | 2012-10-01 | ||
| US13/826,124 US9451258B2 (en) | 2012-04-03 | 2013-03-14 | Chroma slice-level QP offset and deblocking |
| US13/826,124 | 2013-03-14 | ||
| PCT/US2013/034961 WO2013152007A1 (en) | 2012-04-03 | 2013-04-02 | Chroma slice-level qp offset and deblocking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2866781A1 CA2866781A1 (en) | 2013-10-10 |
| CA2866781C true CA2866781C (en) | 2019-05-21 |
Family
ID=49235015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2866781A Active CA2866781C (en) | 2012-04-03 | 2013-04-02 | Chroma slice-level qp offset and deblocking |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US9451258B2 (OSRAM) |
| EP (2) | EP2834979A1 (OSRAM) |
| JP (1) | JP6165840B2 (OSRAM) |
| KR (1) | KR101726484B1 (OSRAM) |
| CN (1) | CN104205836B (OSRAM) |
| AU (1) | AU2013243604B2 (OSRAM) |
| CA (1) | CA2866781C (OSRAM) |
| IL (1) | IL234521A (OSRAM) |
| MY (1) | MY168174A (OSRAM) |
| PH (1) | PH12014502045B1 (OSRAM) |
| RU (1) | RU2636103C2 (OSRAM) |
| SG (1) | SG11201405476TA (OSRAM) |
| TW (1) | TWI479869B (OSRAM) |
| WO (1) | WO2013152007A1 (OSRAM) |
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| US9756327B2 (en) * | 2012-04-03 | 2017-09-05 | Qualcomm Incorporated | Quantization matrix and deblocking filter adjustments for video coding |
| TWI569625B (zh) | 2012-04-06 | 2017-02-01 | Sony Corp | Image processing apparatus and method, program, and recording medium |
| US9591302B2 (en) * | 2012-07-02 | 2017-03-07 | Microsoft Technology Licensing, Llc | Use of chroma quantization parameter offsets in deblocking |
| US9414054B2 (en) | 2012-07-02 | 2016-08-09 | Microsoft Technology Licensing, Llc | Control and use of chroma quantization parameter values |
| AU2013200051B2 (en) * | 2013-01-04 | 2016-02-11 | Canon Kabushiki Kaisha | Method, apparatus and system for de-blocking video data |
| GB2512826B (en) * | 2013-04-05 | 2017-05-10 | Canon Kk | Method and device for determining the value of a quantization parameter |
| US9294766B2 (en) * | 2013-09-09 | 2016-03-22 | Apple Inc. | Chroma quantization in video coding |
| CN106063265B (zh) * | 2014-02-26 | 2019-06-11 | 杜比实验室特许公司 | 用于视频压缩的基于亮度的编码工具 |
| EP3114843B1 (en) | 2014-03-04 | 2019-08-07 | Microsoft Technology Licensing, LLC | Adaptive switching of color spaces |
| WO2015131330A1 (en) | 2014-03-04 | 2015-09-11 | Microsoft Technology Licensing, Llc | Encoding strategies for adaptive switching of color spaces, color sampling rates and/or bit depths |
| MX373813B (es) * | 2014-03-27 | 2020-03-24 | Microsoft Technology Licensing Llc | Ajuste de cuantificación/escalamiento y cuantificación/escalamiento inverso cuando se cambian espacios de color. |
| US10142642B2 (en) | 2014-06-04 | 2018-11-27 | Qualcomm Incorporated | Block adaptive color-space conversion coding |
| JP6579393B2 (ja) * | 2014-10-06 | 2019-09-25 | ソニー株式会社 | 画像処理装置および方法 |
| US10687069B2 (en) | 2014-10-08 | 2020-06-16 | Microsoft Technology Licensing, Llc | Adjustments to encoding and decoding when switching color spaces |
| US9445131B1 (en) * | 2015-01-23 | 2016-09-13 | Faroudja Enterprises, Inc. | De-blocking and de-banding filter with adjustable filter strength for video and image processing |
| WO2017045101A1 (en) | 2015-09-14 | 2017-03-23 | Mediatek Singapore Pte. Ltd. | Advanced deblocking filter in video coding |
| US10432936B2 (en) * | 2016-04-14 | 2019-10-01 | Qualcomm Incorporated | Apparatus and methods for perceptual quantization parameter (QP) weighting for display stream compression |
| US10735725B2 (en) | 2016-09-14 | 2020-08-04 | Microsoft Technology Licensing, Llc | Boundary-intersection-based deblock filtering |
| JP6985287B2 (ja) * | 2016-11-28 | 2021-12-22 | 日本放送協会 | 符号化装置、復号装置、符号化方法、及び復号方法 |
| EP3349455A1 (en) * | 2017-01-11 | 2018-07-18 | Thomson Licensing | Method and device for coding a block of video data, method and device for decoding a block of video data |
| TWI832814B (zh) | 2017-04-06 | 2024-02-21 | 美商松下電器（美國）知識產權公司 | 解碼裝置及編碼裝置 |
| TWI833248B (zh) | 2017-04-06 | 2024-02-21 | 美商松下電器（美國）知識產權公司 | 解碼方法及編碼方法 |
| US20210337202A1 (en) * | 2017-06-21 | 2021-10-28 | Vid Scale, Inc. | Adaptive quantization method for 360-degree video coding |
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| US10298895B1 (en) * | 2018-02-15 | 2019-05-21 | Wipro Limited | Method and system for performing context-based transformation of a video |
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| AU2019342803B2 (en) * | 2018-09-21 | 2023-07-13 | Huawei Technologies Co., Ltd. | Apparatus and method for inverse quantization |
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| CN117729331A (zh) | 2019-06-28 | 2024-03-19 | 字节跳动有限公司 | 在变换跳过模式中修改量化参数的技术 |
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| CN117395396A (zh) | 2019-07-07 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 色度残差缩放的信令通知 |
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| JP7343596B6 (ja) * | 2019-08-23 | 2024-02-26 | 華為技術有限公司 | 合同クロマ符号化を使用するブロックについてクロマ・ブロッキング解除を実行するためのエンコーダ、デコーダおよび対応する方法 |
| US12244805B2 (en) * | 2019-08-23 | 2025-03-04 | Qualcomm Incorporated | Chroma quantization parameter (QP) derivation for video coding |
| CN114342369B (zh) * | 2019-09-02 | 2025-07-18 | 北京字节跳动网络技术有限公司 | 用于视频编解码的色度去方块调谐 |
| EP4014497A4 (en) | 2019-09-14 | 2022-11-30 | ByteDance Inc. | Quantization parameter for chroma deblocking filtering |
| CN114424525A (zh) * | 2019-09-20 | 2022-04-29 | 阿里巴巴集团控股有限公司 | 视频处理中的量化参数标识 |
| WO2021055896A1 (en) * | 2019-09-21 | 2021-03-25 | Bytedance Inc. | Chroma deblocking in video coding |
| EP4022911A4 (en) | 2019-09-23 | 2022-11-09 | Huawei Technologies Co., Ltd. | METHOD AND DEVICE FOR SIGNALING CHROMINANCE QUANTIZATION PARAMETERS |
| 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 |
| WO2021076478A1 (en) | 2019-10-14 | 2021-04-22 | Bytedance Inc. | Using chroma quantization parameter in video coding |
| KR102838153B1 (ko) * | 2019-11-22 | 2025-07-23 | 엘지전자 주식회사 | 무손실 색상 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| EP4066506A4 (en) | 2019-11-27 | 2023-12-06 | Beijing Dajia Internet Information Technology Co., Ltd. | DEBLOCKING FILTERING FOR VIDEO CODING |
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| WO2021121419A1 (en) | 2019-12-19 | 2021-06-24 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between adaptive color transform and quantization parameters |
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| WO2021134700A1 (zh) * | 2019-12-31 | 2021-07-08 | 北京大学 | 视频编解码的方法和装置 |
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| WO2021143802A1 (en) * | 2020-01-15 | 2021-07-22 | Beijing Bytedance Network Technology Co., Ltd. | Deblocking filtering using quantization parameter information |
| CN115176470B (zh) | 2020-01-18 | 2025-05-27 | 抖音视界有限公司 | 图像/视频编解码中的自适应颜色变换 |
| JP2023512694A (ja) | 2020-02-04 | 2023-03-28 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | 高レベルシンタックスのシグナリングについてのエンコーダ、デコーダ、および対応する方法 |
| JP7556037B2 (ja) | 2020-02-05 | 2024-09-25 | 北京字節跳動網絡技術有限公司 | ローカルデュアルツリー向けのパレットモード |
| JP7451731B2 (ja) | 2020-02-05 | 2024-03-18 | 北京字節跳動網絡技術有限公司 | クロマ成分のためのデブロッキングパラメータ |
| US11558616B2 (en) | 2020-03-05 | 2023-01-17 | Qualcomm Incorporated | Methods for quantization parameter control for video coding with joined pixel/transform based quantization |
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| US20240414339A1 (en) * | 2023-06-09 | 2024-12-12 | Qualcomm Incorporated | Quantization offsets for dependent quantization in video coding |
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-
2013
- 2013-03-14 US US13/826,124 patent/US9451258B2/en active Active
- 2013-04-02 RU RU2014144303A patent/RU2636103C2/ru active
- 2013-04-02 SG SG11201405476TA patent/SG11201405476TA/en unknown
- 2013-04-02 CA CA2866781A patent/CA2866781C/en active Active
- 2013-04-02 JP JP2015504678A patent/JP6165840B2/ja active Active
- 2013-04-02 EP EP13717115.3A patent/EP2834979A1/en not_active Ceased
- 2013-04-02 AU AU2013243604A patent/AU2013243604B2/en active Active
- 2013-04-02 EP EP24159035.5A patent/EP4412202A1/en active Pending
- 2013-04-02 MY MYPI2014702632A patent/MY168174A/en unknown
- 2013-04-02 WO PCT/US2013/034961 patent/WO2013152007A1/en not_active Ceased
- 2013-04-02 CN CN201380016851.9A patent/CN104205836B/zh active Active
- 2013-04-02 KR KR1020147030695A patent/KR101726484B1/ko active Active
- 2013-04-03 TW TW102112224A patent/TWI479869B/zh active
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2014
- 2014-09-08 IL IL234521A patent/IL234521A/en active IP Right Grant
- 2014-09-15 PH PH12014502045A patent/PH12014502045B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MY168174A (en) | 2018-10-11 |
| AU2013243604A1 (en) | 2014-10-02 |
| IL234521A (en) | 2017-03-30 |
| HK1203117A1 (en) | 2015-10-16 |
| BR112014024749A8 (pt) | 2021-06-22 |
| SG11201405476TA (en) | 2014-11-27 |
| TW201404160A (zh) | 2014-01-16 |
| EP2834979A1 (en) | 2015-02-11 |
| BR112014024749A2 (pt) | 2017-06-20 |
| KR101726484B1 (ko) | 2017-04-12 |
| CA2866781A1 (en) | 2013-10-10 |
| RU2636103C2 (ru) | 2017-11-20 |
| KR20150003246A (ko) | 2015-01-08 |
| RU2014144303A (ru) | 2016-05-27 |
| PH12014502045A1 (en) | 2014-12-10 |
| TWI479869B (zh) | 2015-04-01 |
| US9451258B2 (en) | 2016-09-20 |
| JP6165840B2 (ja) | 2017-07-19 |
| EP4412202A1 (en) | 2024-08-07 |
| CN104205836B (zh) | 2018-01-02 |
| PH12014502045B1 (en) | 2014-12-10 |
| AU2013243604B2 (en) | 2017-10-12 |
| CN104205836A (zh) | 2014-12-10 |
| US20130259141A1 (en) | 2013-10-03 |
| WO2013152007A1 (en) | 2013-10-10 |
| JP2015512600A (ja) | 2015-04-27 |
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