ASDCP::Result_t
ASDCP::ATMOS::MXFReader::h__Reader::OpenRead(const std::string& filename)
{
Result_t result = DCData::h__Reader::OpenRead(filename);
if( ASDCP_SUCCESS(result) )
{
if (NULL == m_EssenceSubDescriptor)
{
InterchangeObject* iObj = NULL;
result = m_HeaderPart.GetMDObjectByType(OBJ_TYPE_ARGS(DolbyAtmosSubDescriptor), &iObj);
m_EssenceSubDescriptor = static_cast<MXF::DolbyAtmosSubDescriptor*>(iObj);
if ( iObj == 0 )
{
DefaultLogSink().Error("DolbyAtmosSubDescriptor object not found.\n");
return RESULT_FORMAT;
}
}
if ( ASDCP_SUCCESS(result) )
{
result = MD_to_Atmos_ADesc(m_ADesc);
}
}
return result;
}
ASDCP::Result_t
ASDCP::EssenceType(const char* filename, EssenceType_t& type)
{
const Dictionary* m_Dict = &DefaultCompositeDict();
assert(m_Dict);
ASDCP_TEST_NULL_STR(filename);
Kumu::FileReader Reader;
OPAtomHeader TestHeader(m_Dict);
Result_t result = Reader.OpenRead(filename);
if ( ASDCP_SUCCESS(result) )
result = TestHeader.InitFromFile(Reader); // test UL and OP
if ( ASDCP_SUCCESS(result) )
{
type = ESS_UNKNOWN;
if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(RGBAEssenceDescriptor))) )
{
if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(StereoscopicPictureSubDescriptor))) )
type = ESS_JPEG_2000_S;
else
type = ESS_JPEG_2000;
}
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(WaveAudioDescriptor))) )
type = ESS_PCM_24b_48k;
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(MPEG2VideoDescriptor))) )
type = ESS_MPEG2_VES;
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(TimedTextDescriptor))) )
type = ESS_TIMED_TEXT;
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(DCDataDescriptor))) )
{
if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(DolbyAtmosSubDescriptor))) )
type = ESS_DCDATA_DOLBY_ATMOS;
else
type = ESS_DCDATA_UNKNOWN;
}
}
return result;
}
ASDCP::Result_t
ASDCP::EssenceType(const std::string& filename, EssenceType_t& type)
{
const Dictionary* m_Dict = &DefaultCompositeDict();
InterchangeObject* md_object = 0;
assert(m_Dict);
Kumu::FileReader Reader;
OP1aHeader TestHeader(m_Dict);
Result_t result = Reader.OpenRead(filename);
if ( ASDCP_SUCCESS(result) )
result = TestHeader.InitFromFile(Reader); // test UL and OP
if ( ASDCP_SUCCESS(result) )
{
type = ESS_UNKNOWN;
if ( TestHeader.OperationalPattern == UL(m_Dict->ul(MDD_OPAtom))
|| TestHeader.OperationalPattern == UL(m_Dict->ul(MDD_MXFInterop_OPAtom)) )
{
if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(JPEG2000PictureSubDescriptor))) )
{
if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(StereoscopicPictureSubDescriptor))) )
{
type = ESS_JPEG_2000_S;
}
else
{
type = ESS_JPEG_2000;
}
}
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(WaveAudioDescriptor), &md_object)) )
{
assert(md_object);
if ( static_cast<ASDCP::MXF::WaveAudioDescriptor*>(md_object)->AudioSamplingRate == SampleRate_96k )
{
type = ESS_PCM_24b_96k;
}
else
{
type = ESS_PCM_24b_48k;
}
}
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(MPEG2VideoDescriptor))) )
{
type = ESS_MPEG2_VES;
}
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(TimedTextDescriptor))) )
{
type = ESS_TIMED_TEXT;
}
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(DCDataDescriptor))) )
{
if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(DolbyAtmosSubDescriptor))) )
{
type = ESS_DCDATA_DOLBY_ATMOS;
}
else
{
type = ESS_DCDATA_UNKNOWN;
}
}
}
else if ( TestHeader.OperationalPattern == UL(m_Dict->ul(MDD_OP1a)) )
{
if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(JPEG2000PictureSubDescriptor))) )
{
type = ESS_AS02_JPEG_2000;
}
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(WaveAudioDescriptor), &md_object)) )
{
assert(md_object);
if ( static_cast<ASDCP::MXF::WaveAudioDescriptor*>(md_object)->AudioSamplingRate == SampleRate_96k )
{
type = ESS_AS02_PCM_24b_96k;
}
else
{
type = ESS_AS02_PCM_24b_48k;
}
}
else if ( ASDCP_SUCCESS(TestHeader.GetMDObjectByType(OBJ_TYPE_ARGS(TimedTextDescriptor))) )
{
type = ESS_AS02_TIMED_TEXT;
}
}
else
{
DefaultLogSink().Error("Unsupported MXF Operational Pattern.\n");
return RESULT_FORMAT;
}
}
return result;
}
ASDCP::Result_t
ASDCP::PCM::MXFReader::h__Reader::OpenRead(const std::string& filename)
{
Result_t result = OpenMXFRead(filename);
if( ASDCP_SUCCESS(result) )
{
InterchangeObject* Object = 0
;
if ( ASDCP_SUCCESS(m_HeaderPart.GetMDObjectByType(OBJ_TYPE_ARGS(WaveAudioDescriptor), &Object)) )
{
if ( Object == 0 )
{
DefaultLogSink().Error("WaveAudioDescriptor object not found.\n");
return RESULT_FORMAT;
}
result = MD_to_PCM_ADesc((MXF::WaveAudioDescriptor*)Object, m_ADesc);
}
}
if ( m_ADesc.ContainerDuration == 0 )
{
DefaultLogSink().Error("ContainerDuration unset.\n");
return RESULT_FORMAT;
}
// check for sample/frame rate sanity
if ( ASDCP_SUCCESS(result)
&& m_ADesc.EditRate != EditRate_24
&& m_ADesc.EditRate != EditRate_25
&& m_ADesc.EditRate != EditRate_30
&& m_ADesc.EditRate != EditRate_48
&& m_ADesc.EditRate != EditRate_50
&& m_ADesc.EditRate != EditRate_60
&& m_ADesc.EditRate != EditRate_96
&& m_ADesc.EditRate != EditRate_100
&& m_ADesc.EditRate != EditRate_120
&& m_ADesc.EditRate != EditRate_16
&& m_ADesc.EditRate != EditRate_18
&& m_ADesc.EditRate != EditRate_20
&& m_ADesc.EditRate != EditRate_22
&& m_ADesc.EditRate != EditRate_23_98 )
{
DefaultLogSink().Error("PCM file EditRate is not a supported value: %d/%d\n", // lu
m_ADesc.EditRate.Numerator, m_ADesc.EditRate.Denominator);
// oh, they gave us the audio sampling rate instead, assume 24/1
if ( m_ADesc.EditRate == SampleRate_48k || m_ADesc.EditRate == SampleRate_96k )
{
DefaultLogSink().Warn("adjusting EditRate to 24/1\n");
m_ADesc.EditRate = EditRate_24;
}
else
{
DefaultLogSink().Error("PCM EditRate not in expected value range.\n");
// or we just drop the hammer
return RESULT_FORMAT;
}
}
// TODO: test file for sane CBR index BytesPerEditUnit
return result;
}
