JP6497423B2 - 映像復号装置、映像復号方法及びプログラム - Google Patents
映像復号装置、映像復号方法及びプログラム Download PDFInfo
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Description
第1の実施形態では、外部設定される所定の最小インターPUサイズに基づいてインターPUパーティションタイプを制御する符号化制御手段、及び、最小インターPUサイズに関する情報を映像復号装置にシグナリングするための、最小インターPUサイズに関する情報をビットストリームに埋め込む手段を備える映像符号化装置を示す。
第2の実施形態の映像符号化装置は、外部設定される所定の最小インターPUサイズに基づいてインターPUパーティションタイプを制御し、かつ、上記の所定の最小インターPUサイズに基づいて、インターPUパーティションタイプシンタクスのエントロピー符号化を制御する符号化制御手段、及び、上記の最小インターPUサイズに関する情報を映像復号装置にシグナリングするための、最小インターPUサイズに関する情報をビットストリームに埋め込む手段を備える。
第3の実施形態の映像復号装置は、第2の実施形態の映像符号化装置が生成したビットストリームを復号する。
第4の実施形態の映像復号装置は、第1の実施形態の映像符号化装置が生成したビットストリームを復号する。
21 復号制御手段
101 変換/量子化器
102 エントロピー符号化器
103 逆変換/逆量子化器
104 バッファ
105 予測器
106 多重化器
107,108 符号化制御器
201 多重化解除器
202 エントロピー復号器
203 逆変換/逆量子化器
204 予測器
205 バッファ
206 復号制御部
207 エラー検出器
1001 プロセッサ
1002 プログラムメモリ
1003 記憶媒体
1004 記憶媒体
Claims (3)
- インター予測を用いて映像復号を行う映像復号装置であって、
インターPUパーティションタイプシンタクスを復号するエントロピー復号手段と、
復号対象CU(Coding Unit )の予測モードがインター予測か否か、及び、前記復号対象CUのCUサイズが所定の最小インターPU(Prediction Unit )サイズと等しいか否かに基づいて、前記エントロピー復号手段に、前記復号対象CUのインターPUパーティションタイプシンタクスを復号させる復号制御手段と
を備えることを特徴とする映像復号装置。 - インター予測を用いて映像復号を行う映像復号方法であって、
インターPUパーティションタイプシンタクスを復号するエントロピー復号ステップを含み、
復号対象CU(Coding Unit )の予測モードがインター予測か否か、及び、前記復号対象CUのCUサイズが所定の最小インターPU(Prediction Unit )サイズと等しいか否かに基づいて、前記復号対象CUのインターPUパーティションタイプシンタクスを前記エントロピー復号ステップで復号させる
ことを特徴とする映像復号方法。 - インター予測を用いて映像復号を行うコンピュータに、
インターPUパーティションタイプシンタクスを復号するエントロピー復号処理と、
復号対象CU(Coding Unit )の予測モードがインター予測か否か、及び、前記復号対象CUのCUサイズが所定の最小インターPU(Prediction Unit )サイズと等しいか否かに基づいて、前記復号対象CUのインターPUパーティションタイプシンタクスを前記エントロピー復号処理で復号させる処理と
を実行させるための映像復号プログラム。
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US (6) | US10841590B2 (ja) |
EP (4) | EP3833026B1 (ja) |
JP (5) | JP5673693B2 (ja) |
KR (5) | KR20150020622A (ja) |
CN (5) | CN103329535B (ja) |
BR (5) | BR122020018527B1 (ja) |
ES (3) | ES2864874T3 (ja) |
HK (3) | HK1208978A1 (ja) |
PL (3) | PL2899976T3 (ja) |
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CN111327904B (zh) | 2018-12-15 | 2023-03-03 | 华为技术有限公司 | 图像重建方法和装置 |
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