Viewport A METHOD AND AN APPARATUS FOR EXTRACTING VIEWPORT

According to the present invention, provided is a viewport extraction method, which may convert coordinates of a position of pixels in a viewport area to the coordinates of a UV area, calculate the spherical surface coordinates corresponding to the converted UV area coordinates, and extract image in...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LEE GEON WON, HAN JONG KI
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	CALCULATING COMPUTING COUNTING HANDLING RECORD CARRIERS IMAGE DATA PROCESSING OR GENERATION, IN GENERAL PHYSICS PRESENTATION OF DATA RECOGNITION OF DATA RECORD CARRIERS
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	According to the present invention, provided is a viewport extraction method, which may convert coordinates of a position of pixels in a viewport area to the coordinates of a UV area, calculate the spherical surface coordinates corresponding to the converted UV area coordinates, and extract image information corresponding to the calculated spherical surface coordinates. 본 발명에 따른 뷰포트 추출 방법은, 뷰포트(viewport)영역의 화소의 위치에 대한 좌표를 UV영역의 좌표로 변환하고, 변환된 UV영역 좌표에 대응하는 구 표면 좌표를 산출하며, 산출된 구 표면 좌표에 해당하는 영상 정보를 추출할 수 있다.