FragmentedSampleReader::ReadSample(AP4_Sample& sample, AP4_DataBuffer& sample_data)
{
    return m_FragmentReader.ReadNextSample(m_TrackId, sample, sample_data);
}
FragmentedSampleReader::ReadSample(AP4_Sample& sample, AP4_DataBuffer& sample_data)
{
    return m_FragmentReader.ReadNextSample(m_TrackId, sample, sample_data);
}