CA2949542C - Block adaptive color-space conversion coding - Google Patents
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- CA2949542C CA2949542C CA2949542A CA2949542A CA2949542C CA 2949542 C CA2949542 C CA 2949542C CA 2949542 A CA2949542 A CA 2949542A CA 2949542 A CA2949542 A CA 2949542A CA 2949542 C CA2949542 C CA 2949542C
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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
- H04N19/102—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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- 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
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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
- H04N19/186—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
- H04N19/70—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
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- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462015347P | 2014-06-20 | 2014-06-20 | |
| US62/015,347 | 2014-06-20 | ||
| US201462062797P | 2014-10-10 | 2014-10-10 | |
| US62/062,797 | 2014-10-10 | ||
| US14/743,776 US20150373327A1 (en) | 2014-06-20 | 2015-06-18 | Block adaptive color-space conversion coding |
| US14/743,776 | 2015-06-18 | ||
| PCT/US2015/036769 WO2015196126A1 (en) | 2014-06-20 | 2015-06-19 | Block adaptive color-space conversion coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2949542A1 CA2949542A1 (en) | 2015-12-23 |
| CA2949542C true CA2949542C (en) | 2023-04-04 |
Family
ID=54870858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2949542A Active CA2949542C (en) | 2014-06-20 | 2015-06-19 | Block adaptive color-space conversion coding |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20150373327A1 (en:Method) |
| EP (1) | EP3158739B1 (en:Method) |
| JP (1) | JP6929647B2 (en:Method) |
| KR (1) | KR102354197B1 (en:Method) |
| CN (1) | CN106464885B (en:Method) |
| BR (1) | BR112016029720B1 (en:Method) |
| CA (1) | CA2949542C (en:Method) |
| WO (1) | WO2015196126A1 (en:Method) |
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| JP6367359B2 (ja) | 2014-03-27 | 2018-08-01 | マイクロソフト テクノロジー ライセンシング，エルエルシー | 色空間を切り替えるときの量子化／スケーリング及び逆量子化／スケーリングの調整 |
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| US9609362B2 (en) | 2014-10-06 | 2017-03-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Coding and deriving quantization parameters |
| 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 |
| US10390020B2 (en) * | 2015-06-08 | 2019-08-20 | Industrial Technology Research Institute | Video encoding methods and systems using adaptive color transform |
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| CN112544079A (zh) * | 2019-12-31 | 2021-03-23 | 北京大学 | 视频编解码的方法和装置 |
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| KR102750625B1 (ko) | 2020-01-05 | 2025-01-09 | 두인 비전 컴퍼니 리미티드 | 비디오 코딩을 위한 일반적인 제약 정보 |
| 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 |
| 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 |
| US11937070B2 (en) | 2021-07-01 | 2024-03-19 | Tencent America LLC | Layered description of space of interest |
| US20230412806A1 (en) * | 2022-06-16 | 2023-12-21 | Nokia Technologies Oy | Apparatus, method and computer program product for quantizing neural networks |
| JP2025522408A (ja) * | 2022-06-21 | 2025-07-15 | 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 | 画像又はビデオを符号化及び復号するための方法及び装置 |
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| US7269219B1 (en) * | 1997-02-14 | 2007-09-11 | At&T Corp. | Non-linear quantizer for video coding |
| US20050259730A1 (en) * | 2004-05-18 | 2005-11-24 | Sharp Laboratories Of America, Inc. | Video coding with residual color conversion using reversible YCoCg |
| US8619880B2 (en) * | 2007-10-10 | 2013-12-31 | Qualcomm Incorporated | Universal blockiness correction |
| US20100158357A1 (en) * | 2008-12-19 | 2010-06-24 | Qualcomm Incorporated | Image processing method and system of skin color enhancement |
| JP5594841B2 (ja) * | 2011-01-06 | 2014-09-24 | Ｋｄｄｉ株式会社 | 画像符号化装置及び画像復号装置 |
| CN106303533B (zh) * | 2012-01-20 | 2019-09-10 | 维洛媒体国际有限公司 | 解码装置和解码方法 |
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| US20150373327A1 (en) | 2015-12-24 |
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