JP2022165994A - 点群コーディングのための高レベルシンタックス設計 - Google Patents
点群コーディングのための高レベルシンタックス設計 Download PDFInfo
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Abstract
Description
上記受信手段に連結されている送信手段であって、上記ビットストリームをデコーダに送信するように又は復号されたイメージを表示手段に送信するように構成されている送信手段と、
上記受信手段又は上記送信手段の少なくとも1つに連結されている記憶手段であって、命令を記憶するように構成されている記憶手段と、
上記記憶手段に連結されている処理手段であって、先行する態様又は実装のいずれかの方法を実行するために上記記憶手段に記憶されている上記命令を実行するように構成されている処理手段と、
を備える、コーディング手段に関する。
runCountMinusTwo=(1<<run_count_prefix)‐1+run_count_suffix(7-85)
(項目1)
ビデオデコーダによって実装される点群コーディング(PCC)の方法であって、
データユニットヘッダ及びデータユニットを含む符号化ビットストリームを受信する段階であって、上記データユニットヘッダは、上記データユニットのペイロードに保持されているコンテンツのタイプを指定するタイプインジケータを含む、段階と、
上記符号化ビットストリームを復号する段階と、
を含む、方法。
(項目2)
ビデオエンコーダによって実装される点群コーディング(PCC)の方法であって、
データユニットヘッダ及びデータユニットを含む符号化ビットストリームを生成する段階であって、上記データユニットヘッダは、上記データユニットのペイロードに保持されているコンテンツのタイプを指定するタイプインジケータを含む、段階と、
デコーダに向けて上記符号化ビットストリームを送信する段階と、
を含む、方法。
(項目3)
上記データユニットヘッダは、PCCネットワーク抽象化層(NAL)ユニットヘッダである、項目1~2のいずれかの方法。
(項目4)
上記データユニットは、PCC NALユニットである、項目1~2のいずれかの方法。
(項目5)
上記タイプインジケータは、上記コンテンツのタイプがジオメトリコンポーネントであると指定する、項目1~4いずれかの方法。
(項目6)
上記タイプインジケータは、上記コンテンツのタイプがテクスチャコンポーネントであると指定する、項目1~4のいずれかの方法。
(項目7)
上記タイプインジケータは、上記コンテンツのタイプがジオメトリコンポーネント又はテクスチャコンポーネントであると指定する、項目1~4のいずれかの方法。
(項目8)
上記タイプインジケータは、上記コンテンツのタイプが補助情報であると指定する、項目1~7のいずれかの方法。
(項目9)
上記タイプインジケータは、上記コンテンツのタイプが占有マップであると指定する、項目1~8のいずれかの方法。
(項目10)
上記ペイロードは、高効率ビデオコーディング(HEVC)NALユニットを含む、項目1~9のいずれかの方法。
(項目11)
上記ペイロードは、高度ビデオコーディング(AVC)NALユニットを含む、項目1~9のいずれかの方法。
(項目12)
上記タイプインジケータは5ビットを含む、項目1~11のいずれかの方法。
(項目13)
上記タイプインジケータは7ビットを含む、項目1~11のいずれかの方法。
(項目14)
上記ジオメトリコンポーネントは、点群フレームと関連付けられる1組の座標を含む、項目1~5及び7のいずれかの方法。
(項目15)
上記1組の座標はデカルト座標である、項目14の方法。
(項目16)
上記テクスチャコンポーネントは、点群フレームの1組のルマサンプル値を含む、項目1~4及び6~7のいずれかの方法。
(項目17)
符号化するピクチャを受信するように又は復号するビットストリームを受信するように構成されている受信機と、
上記受信機に連結されている送信器であって、上記ビットストリームをデコーダに送信するように又は復号されたイメージをディスプレイに送信するように構成されている送信器と、
上記受信機又は上記送信器の少なくとも1つに連結されているメモリであって、命令を格納するように構成されているメモリと、
上記メモリに連結されているプロセッサであって、項目1~16のいずれかに記載の方法を実行するために上記メモリに記憶されている上記命令を実行するように構成されているプロセッサと、
を備える、コーディング装置。
(項目18)
イメージを表示するように構成されているディスプレイをさらに備える、項目17のコーディング装置。
(項目19)
エンコーダと、
上記エンコーダと通信するデコーダと、
を備え、上記エンコーダ又は上記デコーダは、項目17~18のいずれかのコーディング装置を含む、システム。
(項目20)
符号化するピクチャを受信するように又は復号するビットストリームを受信するように構成されている受信手段と、
上記受信手段に連結されている送信手段であって、上記ビットストリームをデコーダに送信するように又は復号されたイメージを表示手段に送信するように構成されている送信手段と、
上記受信手段又は上記送信手段の少なくとも1つに連結されている記憶手段であって、命令を記憶するように構成されている記憶手段と、
上記記憶手段に連結されている処理手段であって、項目1~16のいずれかの方法を実行するために上記記憶手段に記憶されている上記命令を実行するように構成されている処理手段と、
を備える、コーディング手段。
Claims (11)
- 構造化データを記憶したコンピュータ可読記憶媒体であって、前記構造化データは符号化ビットストリームであり、前記符号化ビットストリームは、データユニットヘッダを有するデータユニットを含み、前記データユニットヘッダは、前記データユニットのペイロードに保持されるコンテンツのタイプを指定するタイプインジケータを含む、コンピュータ可読記憶媒体。
- 前記データユニットヘッダは、ビデオベースコーディングユニットヘッダである、請求項1に記載のコンピュータ可読記憶媒体。
- 前記データユニットヘッダは、PCCネットワーク抽象化層(NAL)ユニットヘッダである、請求項1に記載のコンピュータ可読記憶媒体。
- 前記データユニットは、PCC NALユニットである、請求項1に記載のコンピュータ可読記憶媒体。
- 前記データユニットは、ビデオベースコーディングユニットである、請求項1に記載のコンピュータ可読記憶媒体。
- 前記タイプインジケータは、前記コンテンツのタイプがジオメトリコンポーネントまたはテクスチャコンポーネントであると指定する、請求項1から5のいずれか一項に記載のコンピュータ可読記憶媒体。
- 前記タイプインジケータは、5ビットである、請求項1から6のいずれか一項に記載のコンピュータ可読記憶媒体。
- 前記タイプインジケータは、7ビットである、請求項1から6のいずれか一項に記載のコンピュータ可読記憶媒体。
- 前記ジオメトリコンポーネントは、点群フレームと関連付けられた1組の座標を含む、請求項6に記載のコンピュータ可読記憶媒体。
- 前記1組の座標はデカルト座標である、請求項9に記載のコンピュータ可読記憶媒体。
- 前記テクスチャコンポーネントは、点群フレームの1組のルマサンプル値を含む、請求項6に記載のコンピュータ可読記憶媒体。
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US201862690132P | 2018-06-26 | 2018-06-26 | |
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JP2020571621A JP7111846B2 (ja) | 2018-06-26 | 2019-04-11 | 点群符号化のための高レベルシンタックス設計 |
PCT/US2019/027064 WO2020005363A1 (en) | 2018-06-26 | 2019-04-11 | High-level syntax designs for point cloud coding |
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JP2020571621A Active JP7111846B2 (ja) | 2018-06-26 | 2019-04-11 | 点群符号化のための高レベルシンタックス設計 |
JP2020571849A Active JP7116199B2 (ja) | 2018-06-26 | 2019-04-11 | 点群符号化用の高レベルな構文設計 |
JP2022116553A Pending JP2022165994A (ja) | 2018-06-26 | 2022-07-21 | 点群コーディングのための高レベルシンタックス設計 |
JP2022120241A Pending JP2022160530A (ja) | 2018-06-26 | 2022-07-28 | 点群コーディング用の高レベルな構文設計 |
JP2023084578A Pending JP2023120197A (ja) | 2018-06-26 | 2023-05-23 | 点群コーディング用の高レベルな構文設計 |
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