Impala Documentation

virtual int Impala::Visualization::VideoSquareMapFunction::XYToShot	(	int	x,
		int	y
	)			`[inline, virtual]`

Implements Impala::Visualization::MapFunction.

Definition at line 60 of file MapFunction.h.

References Impala::Core::VideoSet::Segmentation::GetFirstShotVideo(), Impala::Core::VideoSet::Segmentation::GetNrShotsVideo(), Impala::Core::VideoSet::Segmentation::GetNrVideos(), Impala::Visualization::MapFunction::mHeight, mSegmentation, and Impala::Visualization::MapFunction::mWidth.

00061     {
00062         int videos = mSegmentation->GetNrVideos();
00063         int video = y * videos / mHeight;
00064         if (video < 0) video = 0;
00065         if (video > videos-1) video = videos-1;
00066         
00067         int shotsinvideo = mSegmentation->GetNrShotsVideo(video);
00068         
00069         int videoshot = x * shotsinvideo / mWidth;
00070         if (videoshot < 0) videoshot = 0;
00071         if (videoshot > shotsinvideo-1) videoshot = shotsinvideo-1;
00072 
00073         return videoshot + mSegmentation->GetFirstShotVideo(video);
00074     }

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