JP2013150178A5 - - Google Patents
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- JP2013150178A5 JP2013150178A5 JP2012009446A JP2012009446A JP2013150178A5 JP 2013150178 A5 JP2013150178 A5 JP 2013150178A5 JP 2012009446 A JP2012009446 A JP 2012009446A JP 2012009446 A JP2012009446 A JP 2012009446A JP 2013150178 A5 JP2013150178 A5 JP 2013150178A5
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輝度予測画像生成に用いた該予測モードに基づいて色差予測画像生成を行う際、上記画像の色フォーマットが4:2:2形式である場合に予測方向を補正する色差予測手段を備え、 A color difference prediction unit that corrects a prediction direction when the color format of the image is 4: 2: 2 when the color difference prediction image is generated based on the prediction mode used for luminance prediction image generation;
上記色差予測手段は、輝度予測画像生成に用いる第1の予測モードを、色差予測画像生成に用いる第2の予測モードに対応付けることを特徴とする画像復号装置。 The color difference prediction means associates a first prediction mode used for luminance predicted image generation with a second prediction mode used for color difference predicted image generation.
輝度予測画像生成に用いた該予測モードに基づいて色差予測画像生成を行う際、上記画像の色フォーマットが4:2:2形式である場合に予測方向を補正する色差予測ステップを備え、 A color difference prediction step of correcting a prediction direction when the color format of the image is 4: 2: 2 when generating a color difference prediction image based on the prediction mode used for luminance prediction image generation;
上記色差予測ステップは、輝度予測画像生成に用いる第1の予測モードを、色差予測画像生成に用いる第2の予測モードに対応付けることを特徴とする画像復号方法。 The said color difference prediction step matches the 1st prediction mode used for brightness | luminance prediction image generation with the 2nd prediction mode used for color difference prediction image generation, The image decoding method characterized by the above-mentioned.
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JP2012009446A JP5995448B2 (en) | 2012-01-19 | 2012-01-19 | Image decoding apparatus and image encoding apparatus |
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JP2012009446A JP5995448B2 (en) | 2012-01-19 | 2012-01-19 | Image decoding apparatus and image encoding apparatus |
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JP2016096811A Division JP6162289B2 (en) | 2016-05-13 | 2016-05-13 | Image decoding apparatus and image decoding method |
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JP2013150178A JP2013150178A (en) | 2013-08-01 |
JP2013150178A5 true JP2013150178A5 (en) | 2015-03-05 |
JP5995448B2 JP5995448B2 (en) | 2016-09-21 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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GB2501535A (en) | 2012-04-26 | 2013-10-30 | Sony Corp | Chrominance Processing in High Efficiency Video Codecs |
JP6112031B2 (en) * | 2013-03-29 | 2017-04-12 | 株式会社Jvcケンウッド | Image decoding apparatus, image decoding method, and image decoding program |
AU2013202653A1 (en) * | 2013-04-05 | 2014-10-23 | Canon Kabushiki Kaisha | Method, apparatus and system for generating intra-predicted samples |
BR112015025113B1 (en) * | 2013-04-05 | 2023-03-21 | Mitsubishi Electric Corporation | COLOR IMAGE DECODING DEVICE, AND COLOR IMAGE DECODING METHOD |
WO2018116925A1 (en) * | 2016-12-21 | 2018-06-28 | シャープ株式会社 | Intra prediction image generating device, image decoding device, and image coding device |
CN118075473A (en) * | 2017-11-28 | 2024-05-24 | Lx 半导体科技有限公司 | Image encoding/decoding method, image data transmission method, and storage medium |
KR20200116461A (en) * | 2018-02-06 | 2020-10-12 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | Encoding device, decoding device, encoding method and decoding method |
JP7437404B2 (en) * | 2019-01-02 | 2024-02-22 | オッポ広東移動通信有限公司 | Intra prediction method, apparatus and computer storage medium |
CN113965764B (en) * | 2020-07-21 | 2023-04-07 | Oppo广东移动通信有限公司 | Image encoding method, image decoding method and related device |
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JP5678818B2 (en) * | 2011-06-23 | 2015-03-04 | 株式会社Jvcケンウッド | Image decoding apparatus, image decoding method, and image decoding program, and receiving apparatus, receiving method, and receiving program |
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