Impala Documentation

void Impala::Visualization::VideoPlayer::ReadFrameIntoOglImage	(	RgbDataSrc *	src,
		OGLIMAGE *	oglIm,
		int	incr = `1`
	)			`[inline, protected]`

Definition at line 446 of file VideoPlayer.h.

References Impala::Core::Array::Array2dTem< StorT, elemSize, ArithT >::CPB(), Impala::Core::Stream::RgbDataSrc::DataPtr(), Impala::Core::Stream::RgbDataSrc::FrameHeight(), Impala::Core::Stream::RgbDataSrc::FrameNr(), Impala::Core::Stream::RgbDataSrc::FrameWidth(), Impala::Core::Stream::RgbDataSrc::GotoFrame(), mEndFrame, mLoopVideo, mNewFrame, mStartFrame, and Stop().

Referenced by DisplayFunc(), GotoFrame(), OglImageReadFrame(), and Reset().

00447     {
00448         if (!src || !oglIm )
00449             return;
00450 
00451         int targetFrame = src->FrameNr() + incr;
00452         if (targetFrame < mStartFrame || targetFrame > mEndFrame)
00453         {
00454             if (mLoopVideo)
00455                 targetFrame = targetFrame > mEndFrame ? mStartFrame : mEndFrame;
00456             else
00457             {
00458                 Stop();
00459                 return;
00460             }
00461         }
00462         if (targetFrame != src->FrameNr())
00463             src->GotoFrame(targetFrame);
00464 
00465             int imW = src->FrameWidth();
00466             int imH = src->FrameHeight();
00467             Array2dVec3UInt8* ar = (Array2dVec3UInt8 *) oglIm->imageHandle;
00468             memcpy( (void *) ar->CPB(0, 0), src->DataPtr(), imW*imH*3 );
00469             oglIm->changed = 1;
00470         mNewFrame = true;
00471     }

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