AP4_Result ReadSample()
{
AP4_Result result;
if (AP4_FAILED(result = ReadNextSample(m_Track->GetId(), m_sample_, m_Protected_desc ? m_encrypted : m_sample_data_)))
{
if (result == AP4_ERROR_EOS) {
m_eos = true;
return AP4_ERROR_EOS;
}
else {
return result;
}
}
if (m_Protected_desc)
{
// Make sure that the decrypter is NOT allocating memory!
// If decrypter and addon are compiled with different DEBUG / RELEASE
// options freeing HEAP memory will fail.
m_sample_data_.Reserve(m_encrypted.GetDataSize());
if (AP4_FAILED(result = m_Decrypter->DecryptSampleData(m_encrypted, m_sample_data_, NULL)))
{
xbmc->Log(ADDON::LOG_ERROR, "Decrypt Sample returns failure!");
return result;
}
}
m_dts = (double)m_sample_.GetDts() / (double)m_Track->GetMediaTimeScale();
m_pts = (double)m_sample_.GetCts() / (double)m_Track->GetMediaTimeScale();
return AP4_SUCCESS;
};
AP4_Result ReadSample()
{
AP4_Result result;
if (AP4_FAILED(result = ReadNextSample(m_Track->GetId(), m_sample_, m_Protected_desc ? m_encrypted : m_sample_data_)))
{
if (result == AP4_ERROR_EOS) {
m_eos = true;
}
else {
return result;
}
}
if (m_Protected_desc && AP4_FAILED(result = m_Decrypter->DecryptSampleData(m_encrypted, m_sample_data_, NULL)))
{
xbmc->Log(ADDON::LOG_ERROR, "Decrypt Sample returns failure!");
return result;
}
m_dts = (double)m_sample_.GetDts() / (double)m_Track->GetMediaTimeScale();
m_pts = (double)m_sample_.GetCts() / (double)m_Track->GetMediaTimeScale();
m_codecHandler->UpdatePPSId(m_sample_data_);
return AP4_SUCCESS;
};
/*----------------------------------------------------------------------
| AP4_LinearReader::ReadNextSample
+---------------------------------------------------------------------*/
AP4_Result
AP4_LinearReader::ReadNextSample(AP4_Sample& sample,
AP4_DataBuffer& sample_data,
AP4_UI32& track_id)
{
return ReadNextSample(sample, &sample_data, track_id);
}
/*----------------------------------------------------------------------
| AP4_LinearReader::GetNextSample
+---------------------------------------------------------------------*/
AP4_Result
AP4_LinearReader::GetNextSample(AP4_Sample& sample, AP4_UI32& track_id)
{
return ReadNextSample(sample, NULL, track_id);
}