Impala Documentation

bool Impala::Core::Stream::Lavc::VideoAccessStrategy::IndexValidTraversingForwards ( const VideoIndex & idx ) const [inline, private]

Definition at line 672 of file VideoAccessStrategy.h.

References Impala::Core::Stream::Lavc::VideoIndex::IsSeekable(), JumpValidForFrame(), mFailingKeyFrameNr, NrOfFrames(), and ResetVideoSrc().

Referenced by IndexValid().

00673     {
00674         int startFrame = 0;
00675         for (int f = startFrame; f < mFailingKeyFrameNr; f++)
00676             if (idx.IsSeekable(f))
00677                 startFrame = f;
00678 
00679         ResetVideoSrc();
00680         for (int f = startFrame; f < NrOfFrames(); f++)
00681             if (idx.IsSeekable(f) && !JumpValidForFrame(f, idx))
00682             {
00683                 mFailingKeyFrameNr = f;
00684                 return false;
00685             }
00686         return true;
00687     }

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