JP2016146636A - 映像情報デコーディング方法、映像デコーディング方法及びそれを利用する装置 - Google Patents
映像情報デコーディング方法、映像デコーディング方法及びそれを利用する装置 Download PDFInfo
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Abstract
【解決手段】映像情報デコーディング方法に関し、デコーディング方法は、エンコーディングされた映像に関連した情報を含むNAL(Network Abstraction Layer)ユニットを含むビットストリームを受信するステップと、NALユニットのNALユニットヘッダをパーシングするステップとを含む。NALユニットヘッダは、エンコーディング時、全体ビットストリームで非参照ピクチャであるか、または参照ピクチャであるかを示す1ビットのフラグ情報を含まない。
【選択図】図5
Description
復元映像は、参照映像バッファ270に格納されて画面間予測に使われることができる。
Claims (6)
- 活性化されるパラメータセットに対する情報を含むSEI(Supplementary enhancement information)メッセージを受信し、前記パラメータセットに対する情報をパーシングするパーシング部を含むことを特徴とする映像デコーディング装置。
- 前記活性化されるパラメータセットに対する情報は、活性化されるビデオパラメータセット(VPS)をインデクシングする情報、及び活性化されるシーケンスパラメータセット(SPS)をインデクシングする情報のうち少なくとも一つを含むことを特徴とする請求項1に記載の映像デコーディング装置。
- 前記活性化されるパラメータセットに対する情報は、活性化されるビデオパラメータセット(VPS)をインデクシングする情報と、前記活性化されるビデオパラメータセット(VPS)を参照するシーケンスパラメータセット(SPS)の個数を示す情報と、前記シーケンスパラメータセット(SPS)をインデクシングする情報とを含むことを特徴とする請求項1に記載の映像デコーディング装置。
- 前記パラメータセットに対する情報は、サブレイヤを抽出する時または、時間的、空間的、画質的、及びビュー・スケーラビリティの少なくとも一つを提供するレイヤを抽出する時に利用されることを特徴とする請求項1に記載の映像デコーディング装置。
- 前記パラメータセットに対する情報は、ビデオコーディングレイヤNAL(network abstraction layer)ユニットをデコーディングするためのパラメータセットを参照または活性化するために利用されることを特徴とする請求項1に記載の映像デコーディング装置。
- 前記SEIメッセージは、ビデオパラメータセット(VPS)をインデクシングする情報、及びシーケンスパラメータセット(SPS)をインデクシングする情報のうち少なくとも一つを含み、
ビデオパラメータセット(VPS)をインデクシングする情報及びシーケンスパラメータセット(SPS)をインデクシングする情報に関連するビデオパラメータセット(VPS)及びシーケンスパラメータセット(SPS)のうちの少なくとも一つを活性化するデコーディング部を含むことを特徴とする請求項1に記載の映像デコーディング装置。
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