JP2020010341A - マルチレイヤビデオコーディングのコンバインドスケーラビリティ処理 - Google Patents
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- 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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Abstract
Description
本特許出願は、2013年10月7日に出願された米国特許仮出願第61/887,782号明細書および2014年9月3日に出願された米国特許仮出願第62/045,495号明細書の利益を主張し、その開示内容は、参照により完全に記載されているかのように本明細書に組み込まれる。
MaxBitDepth=max(InputLumaBitDepth,InputChromaBitDepth)
と示される、輝度および/または彩度のそれぞれのより大きいビット深度値にアラインメントされる。例えば、DeltaMaxLumaBitDepthとDeltaMaxChromaBitDepthは以下のように定義される。
MinBitDepth=min(InputLumaBitDepth,InputChromaBitDepth)
と示される、輝度および/または彩度のそれぞれのより小さいビット深度値にアラインメントされる。例えば、DeltaMinLumaBitDepthとDeltaMinChromaBitDepthは以下のように定義される。
Claims (3)
- ビデオ信号をコーディングする方法であって、
逆トーンマッピングおよび色域変換スケーラビリティ処理を同時に実行する組み合わされた処理モジュールを使用して、前記ビデオ信号のビデオ信号レイヤ上で第1のレイヤ間処理を実行するステップと、
アップサンプリング処理モジュールを使用して、前記ビデオ信号レイヤ上で第2のレイヤ間処理を実行するステップと
を含むことを特徴とする方法。 - 前記組み合わされた処理モジュールを使用して前記第1のレイヤ間処理を実行するステップは、
入力輝度成分のサンプルビット深度および入力彩度成分のサンプルビット深度に基づいて、出力輝度成分のサンプルビット深度および出力彩度成分のサンプルビット深度を計算するステップと、
前記出力輝度成分の前記サンプルビット深度の表示および前記出力彩度成分の前記サンプルビット深度の表示を、前記アップサンプリング処理モジュールに送信するステップと
をさらに含むことを特徴とする請求項1に記載の方法。 - 前記第2のレイヤ間処理は、前記出力輝度成分の前記サンプルビット深度および前記出力彩度成分の前記サンプルビット深度に基づいて実行されることを特徴とする請求項2に記載の方法。
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JP2022005155A JP7448572B2 (ja) | 2013-10-07 | 2022-01-17 | マルチレイヤビデオコーディングのコンバインドスケーラビリティ処理 |
JP2023199799A JP2024020538A (ja) | 2013-10-07 | 2023-11-27 | マルチレイヤビデオコーディングのコンバインドスケーラビリティ処理 |
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US201361887782P | 2013-10-07 | 2013-10-07 | |
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US201462045495P | 2014-09-03 | 2014-09-03 | |
US62/045,495 | 2014-09-03 |
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JP2020010341A true JP2020010341A (ja) | 2020-01-16 |
JP2020010341A5 JP2020010341A5 (ja) | 2020-07-27 |
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JP2018032293A Active JP6564086B2 (ja) | 2013-10-07 | 2018-02-26 | マルチレイヤビデオコーディングのコンバインドスケーラビリティ処理 |
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JP2022005155A Active JP7448572B2 (ja) | 2013-10-07 | 2022-01-17 | マルチレイヤビデオコーディングのコンバインドスケーラビリティ処理 |
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JP2018032293A Active JP6564086B2 (ja) | 2013-10-07 | 2018-02-26 | マルチレイヤビデオコーディングのコンバインドスケーラビリティ処理 |
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US (2) | US10063886B2 (ja) |
EP (2) | EP3629582A1 (ja) |
JP (5) | JP2017501599A (ja) |
KR (2) | KR102027027B1 (ja) |
CN (2) | CN110572662B (ja) |
HK (1) | HK1222965A1 (ja) |
RU (1) | RU2658812C2 (ja) |
TW (1) | TWI652937B (ja) |
WO (1) | WO2015054307A2 (ja) |
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CN105874793B (zh) | 2019-10-11 |
CN110572662A (zh) | 2019-12-13 |
EP3055997A2 (en) | 2016-08-17 |
JP6564086B2 (ja) | 2019-08-21 |
KR20190110644A (ko) | 2019-09-30 |
US20150098510A1 (en) | 2015-04-09 |
JP2022064913A (ja) | 2022-04-26 |
EP3055997B1 (en) | 2019-12-04 |
CN110572662B (zh) | 2024-03-08 |
JP2018129814A (ja) | 2018-08-16 |
JP2024020538A (ja) | 2024-02-14 |
US10986370B2 (en) | 2021-04-20 |
KR102027027B1 (ko) | 2019-09-30 |
WO2015054307A3 (en) | 2015-08-20 |
EP3629582A1 (en) | 2020-04-01 |
JP7448572B2 (ja) | 2024-03-12 |
US10063886B2 (en) | 2018-08-28 |
TW201536032A (zh) | 2015-09-16 |
JP2017501599A (ja) | 2017-01-12 |
KR20160064204A (ko) | 2016-06-07 |
HK1222965A1 (zh) | 2017-07-14 |
CN105874793A (zh) | 2016-08-17 |
KR102127603B1 (ko) | 2020-06-26 |
JP7012048B2 (ja) | 2022-01-27 |
WO2015054307A2 (en) | 2015-04-16 |
US20190014348A1 (en) | 2019-01-10 |
RU2658812C2 (ru) | 2018-06-22 |
RU2016117907A (ru) | 2017-11-13 |
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