Impala Documentation

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

Definition at line 385 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().

00386     {
00387         bool isValidFrame;
00388         bool isKeyFrame;
00389         do
00390         {
00391             if (DecodeNextFrame(&isValidFrame, &isKeyFrame, pktTrace) != 0) 
00392                 // eof or error
00393                 return false; 
00394             if (!isValidFrame)
00395             {
00396                 //ILOG_DEBUG("Skipping invalid frame");
00397                 continue;
00398             }
00399             if (lookForKeyFrame && !isKeyFrame)
00400             {
00401                 //ILOG_DEBUG("Skipping non-keyframe");
00402                 continue;
00403             }
00404             break;
00405         } while (true);
00406 
00407         return true;
00408     }

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