Impala Documentation

virtual bool Impala::Core::Stream::Lavc::VideoAccessStrategy::DecodeNextValidFrame	(	bool	lookForKeyFrame,
		PacketTrace *	pktTrace = `0`
	)			const `[inline, protected, virtual]`

Definition at line 370 of file VideoAccessStrategy.h.

References DecodeNextFrame().

Referenced by Impala::Core::Stream::Lavc::StrategyUsingNativeIndex::ConstructIndexProtected(), Impala::Core::Stream::Lavc::StrategyIgnoringNativeIndex::IsValidSeekTarget(), Jump(), Impala::Core::Stream::Lavc::StrategyIgnoringNativeIndex::NextFrameMatchesFrame(), Impala::Core::Stream::Lavc::StrategyUsingNativeIndex::ScanProtected(), and Impala::Core::Stream::Lavc::StrategyIgnoringNativeIndex::ScanProtected().

00371     {
00372         bool isValidFrame;
00373         bool isKeyFrame;
00374         do
00375         {
00376             if (DecodeNextFrame(&isValidFrame, &isKeyFrame, pktTrace) != 0) 
00377                 // eof or error
00378                 return false; 
00379             if (!isValidFrame)
00380             {
00381                 //ILOG_DEBUG("Skipping invalid frame");
00382                 continue;
00383             }
00384             if (lookForKeyFrame && !isKeyFrame)
00385             {
00386                 //ILOG_DEBUG("Skipping non-keyframe");
00387                 continue;
00388             }
00389             break;
00390         } while (true);
00391 
00392         return true;
00393     }

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