Impala Documentation

int Impala::Visualization::AllFramesTLineVideo::FindAdjacentKeyFrame	(	int	frame,
		bool	next
	)			`[inline]`

Definition at line 262 of file AllFramesTLineVideo.h.

References Impala::Core::VideoSet::Keyframes::GetFirstKeyframeVideo(), Impala::Core::VideoSet::Keyframes::GetFrameNr(), Impala::Core::VideoSet::SegmentationDocument::GetKeyframes(), Impala::Core::VideoSet::Keyframes::GetNrKeyframesVideo(), mCurFile, and mSegDoc.

Referenced by GoToAdjacentKeyFrame().

00263     {
00264         Keyframes* keys        = mSegDoc->GetKeyframes();
00265         int        firstKeyFr  = keys->GetFirstKeyframeVideo(mCurFile);
00266         int        lastKeyFr   = firstKeyFr+keys->GetNrKeyframesVideo(mCurFile);
00267         int        i, k, prevK;
00268 
00269         //frame -= 15; // Compensate 15 for keyFrameError
00270         frame += next ? 1 : 0;
00271         for (i=firstKeyFr; i<lastKeyFr; i++)
00272         {
00273             if ((k=keys->GetFrameNr(i))<frame)
00274                 prevK = k;
00275             else
00276                 break;
00277         }
00278         return /* 15 + */ (next ? k : prevK); // Compensate 15 for keyFrameError 
00279     }

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