/*----------------------------------------------------------------------
| TrackCursor::SetSampleIndex
+---------------------------------------------------------------------*/
AP4_Result
TrackCursor::SetSampleIndex(AP4_Ordinal sample_index)
{
m_SampleIndex = sample_index;
// check if we're at the end
if (sample_index >= m_Samples->GetSampleCount()) {
AP4_UI64 end_dts = m_Sample.GetDts()+m_Sample.GetDuration();
m_Sample.Reset();
m_Sample.SetDts(end_dts);
m_Eos = true;
} else {
return m_Samples->GetSample(m_SampleIndex, m_Sample);
}
return AP4_SUCCESS;
}
/*----------------------------------------------------------------------
| TrackCursor::Init
+---------------------------------------------------------------------*/
AP4_Result
TrackCursor::Init()
{
return m_Samples->GetSample(0, m_Sample);
}