JP4776538B2 - テキスト基盤の字幕情報を含む記録媒体、再生装置及びその再生方法 - Google Patents
テキスト基盤の字幕情報を含む記録媒体、再生装置及びその再生方法 Download PDFInfo
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- Television Signal Processing For Recording (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Description
Claims (19)
- 動画データと、
前記動画データに基づいた映像上にオーバーラップされるグラフィックとして出力されるサブタイトル用のデータを含み、
前記サブタイトル用のデータは、ビットマップイメージに変換されたピクセルデータを生成するためのテキストデータ、及び前記ピクセルデータがリアルタイムで出力されるように制御するための制御情報を含み、
前記制御情報は、前記ピクセルデータがバッファメモリで生成及び削除される時間を指示する時間情報を含む
ことを特徴とする記録媒体。 - 前記テキストデータは、字幕の内容をオーバーラップするグラフィックとして出力するために、前記ビットマップイメージに変換するための前記ピクセルデータを生成することを特徴とする請求項1に記載の記録媒体。
- 前記テキストデータは、オーバーラップされるグラフィックとして出力される字幕のスタイルを指定するスタイル情報をさらに含み、前記スタイル情報は、ピクセルデータ領域、背景画面色、テキストの最初の字が始まる原点、行間情報、出力方向、フォントの種類、字の色、文字コードのうち少なくとも一つを含むことを特徴とする請求項2に記載の記録媒体。
- 前記制御情報は、前記ピクセルデータが出力される位置を記録した位置情報を含むことを特徴とする請求項1に記載の記録媒体。
- 前記サブタイトル用のデータは、前記サブピクチャ情報に含まれたピクセルデータに対応する前記テキストデータと、ディスプレイ制御情報(SP_DCSQT)に対応する前記制御情報と、を含むことを特徴とする請求項1に記載の記録媒体。
- 前記サブタイトル用のデータは、テキスト形式のデータであることを特徴とする請求項5に記載の記録媒体。
- 前記サブタイトル用のデータは、パケット形式のデータであることを特徴とする請求項5に記載の記録媒体。
- 前記サブタイトル用のデータは、前記プレゼンテーションデータに含まれたプレゼンテーション構成セグメントに対応する前記テキストデータと、オブジェクト定義セグメントに対応する前記制御情報と、を含むことを特徴とする請求項1に記載の記録媒体。
- 前記サブタイトル用のデータは、テキスト形式のデータであることを特徴とする請求項8に記載の記録媒体。
- 前記サブタイトル用のデータは、パケット形式のデータであることを特徴とする請求項8に記載の記録媒体。
- 動画データ及び前記動画データに基づいた映像上にオーバーラップされるグラフィックとして出力されるサブタイトル用のデータを含む記録媒体から情報を再生する装置において、
前記サブタイトル用のデータに含まれたテキストデータをデコーディングして、ビットマップイメージに変換されたピクセルデータを生成し、字幕がリアルタイムで表示されるように制御するために、前記サブタイトル用のデータに含まれた制御情報をデコーディングして解析するテキスト字幕デコーダと、
前記制御情報を利用して、前記ピクセルデータがリアルタイムで出力されるように制御するグラフィック制御器と、を備え、
前記テキスト字幕デコーダは、前記テキストデータ及び前記制御情報をデコーディングして解析するテキスト字幕パーサを備え、
前記テキスト字幕パーサは、前記制御情報のうち前記ピクセルデータがバッファメモリで生成されて削除される時間を指示する時間情報を解析して前記グラフィック制御器に伝達し、
前記グラフィック制御器は、前記解析された時間情報を利用して、前記ピクセルデータがリアルタイムで出力されるように制御する
ことを特徴とする再生装置。 - 前記テキスト字幕デコーダは、解析されたテキストデータをオーバーラップするグラフィックとして出力するために、ビットマップイメージに変換するフォントレンダラーを備えることを特徴とする請求項11に記載の再生装置。
- 前記テキスト字幕パーサは、前記テキストデータにさらに含まれた字幕の出力スタイルを指定するスタイル情報をデコーディングして解析し、前記フォントレンダラーは、前記テキストデータを前記解析されたスタイル情報を反映したビットマップイメージに変換させることを特徴とする請求項12に記載の再生装置。
- 前記テキスト字幕パーサは、前記テキストデータを解析して前記フォントレンダラーに伝達することを特徴とする請求項12に記載の再生装置。
- 前記テキスト字幕パーサは、前記制御情報のうち前記ピクセルデータが出力される位置を指示する位置情報を解析して前記グラフィック制御器に伝達し、
前記グラフィック制御器は、前記解析された位置情報を利用して、前記ピクセルデータがリアルタイムで出力されるように制御することを特徴とする請求項12に記載の再生装置。 - 前記サブタイトル用のデータは、ビットマップイメージ再生方式で生成されたDVDのサブピクチャ情報に含まれたピクセルデータに対応する前記テキストデータと、ディスプレイ制御情報(SP_DCSQT)に対応する前記制御情報と、を含むことを特徴とする請求項11に記載の再生装置。
- 前記テキスト字幕パーサは、前記テキストデータを前記フォントレンダラーに伝達し、前記制御情報を前記グラフィック制御器に伝達し、
前記グラフィック制御器は、前記伝えられた制御情報を利用して、前記ピクセルデータがリアルタイムで出力されるように制御することを特徴とする請求項16に記載の再生装置。 - 前記サブタイトル用のデータは、ビットマップイメージ再生方式で生成されたブルーレイディスクのプレゼンテーションデータに含まれたプレゼンテーション構成セグメントに対応する前記テキストデータと、オブジェクト定義セグメントに対応する前記制御情報と、を含むことを特徴とする請求項11に記載の再生装置。
- 前記テキスト字幕パーサは、前記テキストデータを前記フォントレンダラーに伝達し、前記制御情報を前記グラフィック制御器に伝達し、
前記グラフィック制御器は、前記伝えられた制御情報を利用して、前記ピクセルデータがリアルタイムで出力されるように制御することを特徴とする請求項18に記載の再生装置。
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KR20030068336 | 2003-10-01 | ||
KR10-2003-0068336 | 2003-10-01 | ||
KR10-2003-0087554 | 2003-12-04 | ||
KR1020030087554A KR100667751B1 (ko) | 2003-10-01 | 2003-12-04 | 텍스트 기반의 자막 정보를 포함하는 저장 매체, 재생장치 및 그 재생 방법 |
PCT/KR2004/002519 WO2005031740A1 (en) | 2003-10-01 | 2004-10-01 | Storage medium including text-based caption information, reproducing apparatus and reproducing method thereof |
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JP2011058603A Pending JP2011130508A (ja) | 2003-10-01 | 2011-03-16 | テキスト基盤の字幕情報を含む記録媒体、再生装置及びその再生方法 |
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US (2) | US7965921B2 (ja) |
EP (3) | EP1668641A4 (ja) |
JP (2) | JP4776538B2 (ja) |
KR (1) | KR100667751B1 (ja) |
CN (2) | CN1864217B (ja) |
HK (1) | HK1098869A1 (ja) |
MY (1) | MY144253A (ja) |
TW (1) | TWI276064B (ja) |
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TWI268500B (en) | 2003-04-09 | 2006-12-11 | Lg Electronics Inc | Recording medium having a data structure for managing reproduction of text subtitle data and methods and apparatuses of recording and reproducing |
KR20050012328A (ko) | 2003-07-25 | 2005-02-02 | 엘지전자 주식회사 | 고밀도 광디스크의 프레젠테이션 그래픽 데이터 관리 및재생방법과 그에 따른 고밀도 광디스크 |
TWI279788B (en) | 2003-07-24 | 2007-04-21 | Lg Electronics Inc | Recording medium having a data structure for managing reproduction of text subtitle data recorded thereon and recording and reproducing methods and apparatuses |
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TWI276064B (en) | 2007-03-11 |
JP2007507973A (ja) | 2007-03-29 |
CN101562033A (zh) | 2009-10-21 |
EP2148332A1 (en) | 2010-01-27 |
EP1668641A4 (en) | 2007-10-31 |
EP2226803A3 (en) | 2010-12-01 |
CN1864217B (zh) | 2011-07-27 |
US20050105890A1 (en) | 2005-05-19 |
US20090268090A1 (en) | 2009-10-29 |
CN1864217A (zh) | 2006-11-15 |
EP2226803A2 (en) | 2010-09-08 |
KR100667751B1 (ko) | 2007-01-11 |
EP1668641A1 (en) | 2006-06-14 |
JP2011130508A (ja) | 2011-06-30 |
TW200514057A (en) | 2005-04-16 |
KR20050032461A (ko) | 2005-04-07 |
US7965921B2 (en) | 2011-06-21 |
CN101562033B (zh) | 2011-06-22 |
MY144253A (en) | 2011-08-29 |
WO2005031740A1 (en) | 2005-04-07 |
HK1098869A1 (en) | 2007-07-27 |
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