/*
-Copyright (c) 2004-2008, John Hurst
+Copyright (c) 2004-2018, John Hurst
All rights reserved.
Redistribution and use in source and binary forms, with or without
using namespace ASDCP;
using namespace ASDCP::MXF;
-// a magic number identifying asdcplib
-#ifndef ASDCP_BUILD_NUMBER
-#define ASDCP_BUILD_NUMBER 0x6A68
-#endif
-
-
-static std::vector<int>
-version_split(const char* str)
-{
- std::vector<int> result;
-
- const char* pstr = str;
- const char* r = strchr(pstr, '.');
-
- while ( r != 0 )
- {
- assert(r >= pstr);
- if ( r > pstr )
- result.push_back(atoi(pstr));
-
- pstr = r + 1;
- r = strchr(pstr, '.');
- }
-
- if( strlen(pstr) > 0 )
- result.push_back(atoi(pstr));
-
- assert(result.size() == 3);
- return result;
-}
-
-
//
-ASDCP::h__Writer::h__Writer() :
- m_HeaderSize(0), m_EssenceStart(0),
- m_EssenceDescriptor(0), m_FramesWritten(0), m_StreamOffset(0)
-{
-}
-
-ASDCP::h__Writer::~h__Writer()
+ui32_t
+ASDCP::derive_timecode_rate_from_edit_rate(const ASDCP::Rational& edit_rate)
{
+ return (ui32_t)floor(0.5 + edit_rate.Quotient());
}
//
// add DMS CryptographicFramework entry to source package
void
-AddDMScrypt(Partition& HeaderPart, SourcePackage& Package, WriterInfo& Descr, const UL& WrappingUL)
+ASDCP::AddDmsCrypt(Partition& HeaderPart, SourcePackage& Package,
+ WriterInfo& Descr, const UL& WrappingUL, const Dictionary*& Dict)
{
+ assert(Dict);
// Essence Track
- StaticTrack* NewTrack = new StaticTrack;
+ StaticTrack* NewTrack = new StaticTrack(Dict);
HeaderPart.AddChildObject(NewTrack);
Package.Tracks.push_back(NewTrack->InstanceUID);
NewTrack->TrackName = "Descriptive Track";
NewTrack->TrackID = 3;
- Sequence* Seq = new Sequence;
+ Sequence* Seq = new Sequence(Dict);
HeaderPart.AddChildObject(Seq);
NewTrack->Sequence = Seq->InstanceUID;
- Seq->DataDefinition = UL(Dict::ul(MDD_DescriptiveMetaDataDef));
+ Seq->DataDefinition = UL(Dict->ul(MDD_DescriptiveMetaDataDef));
- DMSegment* Segment = new DMSegment;
+ DMSegment* Segment = new DMSegment(Dict);
HeaderPart.AddChildObject(Segment);
Seq->StructuralComponents.push_back(Segment->InstanceUID);
Segment->EventComment = "AS-DCP KLV Encryption";
-
- CryptographicFramework* CFW = new CryptographicFramework;
+ Segment->DataDefinition = UL(Dict->ul(MDD_DescriptiveMetaDataDef));
+
+ CryptographicFramework* CFW = new CryptographicFramework(Dict);
HeaderPart.AddChildObject(CFW);
Segment->DMFramework = CFW->InstanceUID;
- CryptographicContext* Context = new CryptographicContext;
+ CryptographicContext* Context = new CryptographicContext(Dict);
HeaderPart.AddChildObject(Context);
CFW->ContextSR = Context->InstanceUID;
Context->ContextID.Set(Descr.ContextID);
Context->SourceEssenceContainer = WrappingUL; // ??????
- Context->CipherAlgorithm.Set(Dict::ul(MDD_CipherAlgorithm_AES));
- Context->MICAlgorithm.Set( Descr.UsesHMAC ? Dict::ul(MDD_MICAlgorithm_HMAC_SHA1) : Dict::ul(MDD_MICAlgorithm_NONE) );
+ Context->CipherAlgorithm.Set(Dict->ul(MDD_CipherAlgorithm_AES));
+ Context->MICAlgorithm.Set( Descr.UsesHMAC ? Dict->ul(MDD_MICAlgorithm_HMAC_SHA1) : Dict->ul(MDD_MICAlgorithm_NONE) );
Context->CryptographicKeyID.Set(Descr.CryptographicKeyID);
}
-//
-void
-ASDCP::h__Writer::InitHeader()
-{
- assert(m_EssenceDescriptor);
-
- m_HeaderPart.m_Primer.ClearTagList();
- m_HeaderPart.m_Preface = new Preface;
- m_HeaderPart.AddChildObject(m_HeaderPart.m_Preface);
-
- // Set the Operational Pattern label -- we're just starting and have no RIP or index,
- // so we tell the world by using OP1a
- m_HeaderPart.m_Preface->OperationalPattern = UL(Dict::ul(MDD_OP1a));
- m_HeaderPart.OperationalPattern = m_HeaderPart.m_Preface->OperationalPattern;
-
- // First RIP Entry
- if ( m_Info.LabelSetType == LS_MXF_SMPTE )
- m_HeaderPart.m_RIP.PairArray.push_back(RIP::Pair(0, 0)); // 3-part, no essence in header
- else
- m_HeaderPart.m_RIP.PairArray.push_back(RIP::Pair(1, 0)); // 2-part, essence in header
-
- //
- // Identification
- //
- Identification* Ident = new Identification;
- m_HeaderPart.AddChildObject(Ident);
- m_HeaderPart.m_Preface->Identifications.push_back(Ident->InstanceUID);
-
- Kumu::GenRandomValue(Ident->ThisGenerationUID);
- Ident->CompanyName = m_Info.CompanyName.c_str();
- Ident->ProductName = m_Info.ProductName.c_str();
- Ident->VersionString = m_Info.ProductVersion.c_str();
- Ident->ProductUID.Set(m_Info.ProductUUID);
- Ident->Platform = ASDCP_PLATFORM;
-
- std::vector<int> version = version_split(Version());
-
- Ident->ToolkitVersion.Major = version[0];
- Ident->ToolkitVersion.Minor = version[1];
- Ident->ToolkitVersion.Patch = version[2];
- Ident->ToolkitVersion.Build = ASDCP_BUILD_NUMBER;
- Ident->ToolkitVersion.Release = VersionType::RL_RELEASE;
-}
-
-//
-template <class ClipT>
-struct TrackSet
-{
- MXF::Track* Track;
- MXF::Sequence* Sequence;
- ClipT* Clip;
-
- TrackSet() : Track(0), Sequence(0), Clip(0) {}
-};
+static std::string const rp2057_static_track_label = "SMPTE RP 2057 Generic Stream Text-Based Set";
//
-template <class PackageT, class ClipT>
-TrackSet<ClipT>
-CreateTrackAndSequence(OPAtomHeader& Header, PackageT& Package, const std::string TrackName,
- const MXF::Rational& EditRate, const UL& Definition, ui32_t TrackID)
+static bool
+id_batch_contains(const Array<Kumu::UUID>& batch, const Kumu::UUID& value)
{
- TrackSet<ClipT> NewTrack;
-
- NewTrack.Track = new Track;
- Header.AddChildObject(NewTrack.Track);
- NewTrack.Track->EditRate = EditRate;
- Package.Tracks.push_back(NewTrack.Track->InstanceUID);
- NewTrack.Track->TrackID = TrackID;
- NewTrack.Track->TrackName = TrackName.c_str();
-
- NewTrack.Sequence = new Sequence;
- Header.AddChildObject(NewTrack.Sequence);
- NewTrack.Track->Sequence = NewTrack.Sequence->InstanceUID;
- NewTrack.Sequence->DataDefinition = Definition;
-
- return NewTrack;
-}
-
-//
-template <class PackageT>
-TrackSet<TimecodeComponent>
-CreateTimecodeTrack(OPAtomHeader& Header, PackageT& Package,
- const MXF::Rational& EditRate, ui32_t TCFrameRate, ui64_t TCStart)
-{
- UL TCUL(Dict::ul(MDD_TimecodeDataDef));
-
- TrackSet<TimecodeComponent> NewTrack = CreateTrackAndSequence<PackageT, TimecodeComponent>(Header, Package, "Timecode Track", EditRate, TCUL, 1);
-
- NewTrack.Clip = new TimecodeComponent;
- Header.AddChildObject(NewTrack.Clip);
- NewTrack.Sequence->StructuralComponents.push_back(NewTrack.Clip->InstanceUID);
- NewTrack.Clip->RoundedTimecodeBase = TCFrameRate;
- NewTrack.Clip->StartTimecode = TCStart;
- NewTrack.Clip->DataDefinition = TCUL;
-
- return NewTrack;
+ Array<Kumu::UUID>::const_iterator i;
+ for ( i = batch.begin(); i != batch.end(); ++i )
+ {
+ if ( *i == value )
+ {
+ return true;
+ }
+ }
+ return false;
}
-
//
-void
-ASDCP::h__Writer::AddSourceClip(const MXF::Rational& EditRate, ui32_t TCFrameRate,
- const std::string& TrackName, const UL& DataDefinition,
- const std::string& PackageLabel)
+Result_t
+ASDCP::AddDmsTrackGenericPartUtf8Text(Kumu::FileWriter& file_writer, MXF::OP1aHeader& header_part,
+ SourcePackage& source_package, MXF::RIP& rip, const Dictionary*& Dict)
{
- //
- ContentStorage* Storage = new ContentStorage;
- m_HeaderPart.AddChildObject(Storage);
- m_HeaderPart.m_Preface->ContentStorage = Storage->InstanceUID;
+ Sequence* Sequence_obj = 0;
+ InterchangeObject* tmp_iobj = 0;
+ std::list<InterchangeObject*> object_list;
+
+ // get the SourcePackage else die
+ header_part.GetMDObjectByType(Dict->ul(MDD_SourcePackage), &tmp_iobj);
+ SourcePackage *SourcePackage_obj = dynamic_cast<SourcePackage*>(tmp_iobj);
+ if ( SourcePackage_obj == 0 )
+ {
+ DefaultLogSink().Error("MXF Metadata contains no SourcePackage Set.\n");
+ return RESULT_FORMAT;
+ }
- EssenceContainerData* ECD = new EssenceContainerData;
- m_HeaderPart.AddChildObject(ECD);
- Storage->EssenceContainerData.push_back(ECD->InstanceUID);
- ECD->IndexSID = 129;
- ECD->BodySID = 1;
+ // find the first StaticTrack object, having the right label, that is ref'd by the source package
+ StaticTrack *StaticTrack_obj = 0;
+ header_part.GetMDObjectsByType(Dict->ul(MDD_StaticTrack), object_list);
+ std::list<InterchangeObject*>::iterator j;
+ for ( j = object_list.begin(); j != object_list.end(); ++j )
+ {
+ StaticTrack_obj = dynamic_cast<StaticTrack*>(*j);
+ assert(StaticTrack_obj);
+ if ( id_batch_contains(SourcePackage_obj->Tracks, StaticTrack_obj->InstanceUID)
+ && StaticTrack_obj->TrackName.get() == rp2057_static_track_label )
+ {
+ break;
+ }
+ StaticTrack_obj = 0;
+ }
- UUID assetUUID(m_Info.AssetUUID);
- UMID SourcePackageUMID, MaterialPackageUMID;
- SourcePackageUMID.MakeUMID(0x0f, assetUUID);
- MaterialPackageUMID.MakeUMID(0x0f); // unidentified essence
+ // find the Sequence associated with this Track
+ if ( StaticTrack_obj )
+ {
+ object_list.clear();
+ header_part.GetMDObjectsByType(Dict->ul(MDD_Sequence), object_list);
+ for ( j = object_list.begin(); j != object_list.end(); ++j )
+ {
+ Sequence_obj = dynamic_cast<Sequence*>(*j);
+ assert(Sequence_obj);
+ if ( Sequence_obj->InstanceUID == StaticTrack_obj->Sequence )
+ {
+ break;
+ }
+ Sequence_obj = 0;
+ }
+ }
- //
- // Material Package
- //
- m_MaterialPackage = new MaterialPackage;
- m_MaterialPackage->Name = "AS-DCP Material Package";
- m_MaterialPackage->PackageUID = MaterialPackageUMID;
- m_HeaderPart.AddChildObject(m_MaterialPackage);
- Storage->Packages.push_back(m_MaterialPackage->InstanceUID);
-
- TrackSet<TimecodeComponent> MPTCTrack = CreateTimecodeTrack<MaterialPackage>(m_HeaderPart, *m_MaterialPackage,
- EditRate, TCFrameRate, 0);
- m_DurationUpdateList.push_back(&(MPTCTrack.Sequence->Duration));
- m_DurationUpdateList.push_back(&(MPTCTrack.Clip->Duration));
-
- TrackSet<SourceClip> MPTrack = CreateTrackAndSequence<MaterialPackage, SourceClip>(m_HeaderPart, *m_MaterialPackage,
- TrackName, EditRate, DataDefinition, 2);
- m_DurationUpdateList.push_back(&(MPTrack.Sequence->Duration));
-
- MPTrack.Clip = new SourceClip;
- m_HeaderPart.AddChildObject(MPTrack.Clip);
- MPTrack.Sequence->StructuralComponents.push_back(MPTrack.Clip->InstanceUID);
- MPTrack.Clip->DataDefinition = DataDefinition;
- MPTrack.Clip->SourcePackageID = SourcePackageUMID;
- MPTrack.Clip->SourceTrackID = 2;
- m_DurationUpdateList.push_back(&(MPTrack.Clip->Duration));
+ if ( Sequence_obj == 0 )
+ {
+ // this is the first insertion, create the static track
+ assert(Dict);
+ StaticTrack* static_track = new StaticTrack(Dict);
+ header_part.AddChildObject(static_track);
+ source_package.Tracks.push_back(static_track->InstanceUID);
+ static_track->TrackName = "Descriptive Track";
+ static_track->TrackID = 4;
+
+ Sequence_obj = new Sequence(Dict);
+ header_part.AddChildObject(Sequence_obj);
+ static_track->Sequence = Sequence_obj->InstanceUID;
+ Sequence_obj->DataDefinition = UL(Dict->ul(MDD_DescriptiveMetaDataDef));
+ header_part.m_Preface->DMSchemes.push_back(UL(Dict->ul(MDD_MXFTextBasedFramework)));
+ }
-
- //
- // File (Source) Package
- //
- m_FilePackage = new SourcePackage;
- m_FilePackage->Name = PackageLabel.c_str();
- m_FilePackage->PackageUID = SourcePackageUMID;
- ECD->LinkedPackageUID = SourcePackageUMID;
-
- m_HeaderPart.AddChildObject(m_FilePackage);
- Storage->Packages.push_back(m_FilePackage->InstanceUID);
-
- TrackSet<TimecodeComponent> FPTCTrack = CreateTimecodeTrack<SourcePackage>(m_HeaderPart, *m_FilePackage,
- EditRate, TCFrameRate, ui64_C(3600) * TCFrameRate);
- m_DurationUpdateList.push_back(&(FPTCTrack.Sequence->Duration));
- m_DurationUpdateList.push_back(&(FPTCTrack.Clip->Duration));
-
- TrackSet<SourceClip> FPTrack = CreateTrackAndSequence<SourcePackage, SourceClip>(m_HeaderPart, *m_FilePackage,
- TrackName, EditRate, DataDefinition, 2);
- m_DurationUpdateList.push_back(&(FPTrack.Sequence->Duration));
-
- FPTrack.Clip = new SourceClip;
- m_HeaderPart.AddChildObject(FPTrack.Clip);
- FPTrack.Sequence->StructuralComponents.push_back(FPTrack.Clip->InstanceUID);
- FPTrack.Clip->DataDefinition = DataDefinition;
-
- // for now we do not allow setting this value, so all files will be 'original'
- FPTrack.Clip->SourceTrackID = 0;
- FPTrack.Clip->SourcePackageID = NilUMID;
- m_DurationUpdateList.push_back(&(FPTrack.Clip->Duration));
-
- m_EssenceDescriptor->LinkedTrackID = FPTrack.Track->TrackID;
-}
+ assert(Sequence_obj);
+ // Create the DM segment and framework packs
+ DMSegment* Segment = new DMSegment(Dict);
+ header_part.AddChildObject(Segment);
+ Sequence_obj->StructuralComponents.push_back(Segment->InstanceUID);
+ Segment->EventComment = rp2057_static_track_label;
+ Segment->DataDefinition = UL(Dict->ul(MDD_DescriptiveMetaDataDef));
-//
-void
-ASDCP::h__Writer::AddDMSegment(const MXF::Rational& EditRate, ui32_t TCFrameRate,
- const std::string& TrackName, const UL& DataDefinition,
- const std::string& PackageLabel)
-{
//
- ContentStorage* Storage = new ContentStorage;
- m_HeaderPart.AddChildObject(Storage);
- m_HeaderPart.m_Preface->ContentStorage = Storage->InstanceUID;
-
- EssenceContainerData* ECD = new EssenceContainerData;
- m_HeaderPart.AddChildObject(ECD);
- Storage->EssenceContainerData.push_back(ECD->InstanceUID);
- ECD->IndexSID = 129;
- ECD->BodySID = 1;
+ TextBasedDMFramework *dmf_obj = new TextBasedDMFramework(Dict);
+ assert(dmf_obj);
+ header_part.AddChildObject(dmf_obj);
+ Segment->DMFramework = dmf_obj->InstanceUID;
+ GenRandomValue(dmf_obj->ObjectRef);
+
+ // Create a new SID on the RIP, located at the current file position
+ ui32_t max_sid = 0;
+ ASDCP::MXF::RIP::pair_iterator i;
+ for ( i = rip.PairArray.begin(); i != rip.PairArray.end(); ++i )
+ {
+ if ( max_sid < i->BodySID )
+ {
+ max_sid = i->BodySID;
+ }
+ }
- UUID assetUUID(m_Info.AssetUUID);
- UMID SourcePackageUMID, MaterialPackageUMID;
- SourcePackageUMID.MakeUMID(0x0f, assetUUID);
- MaterialPackageUMID.MakeUMID(0x0f); // unidentified essence
+ if ( max_sid == 0 )
+ {
+ DefaultLogSink().Error("Unable to add a GS Partition before the essence container has been established.\n");
+ return RESULT_FORMAT;
+ }
- //
- // Material Package
- //
- m_MaterialPackage = new MaterialPackage;
- m_MaterialPackage->Name = "AS-DCP Material Package";
- m_MaterialPackage->PackageUID = MaterialPackageUMID;
- m_HeaderPart.AddChildObject(m_MaterialPackage);
- Storage->Packages.push_back(m_MaterialPackage->InstanceUID);
-
- TrackSet<TimecodeComponent> MPTCTrack = CreateTimecodeTrack<MaterialPackage>(m_HeaderPart, *m_MaterialPackage,
- EditRate, TCFrameRate, 0);
- m_DurationUpdateList.push_back(&(MPTCTrack.Sequence->Duration));
- m_DurationUpdateList.push_back(&(MPTCTrack.Clip->Duration));
-
- TrackSet<DMSegment> MPTrack = CreateTrackAndSequence<MaterialPackage, DMSegment>(m_HeaderPart, *m_MaterialPackage,
- TrackName, EditRate, DataDefinition, 2);
- m_DurationUpdateList.push_back(&(MPTrack.Sequence->Duration));
-
- MPTrack.Clip = new DMSegment;
- m_HeaderPart.AddChildObject(MPTrack.Clip);
- MPTrack.Sequence->StructuralComponents.push_back(MPTrack.Clip->InstanceUID);
- MPTrack.Clip->DataDefinition = DataDefinition;
- // MPTrack.Clip->SourcePackageID = SourcePackageUMID;
- // MPTrack.Clip->SourceTrackID = 2;
- m_DurationUpdateList.push_back(&(MPTrack.Clip->Duration));
+ rip.PairArray.push_back(RIP::PartitionPair(max_sid + 1, file_writer.Tell()));
+ // Add new GSTBS linked to DMF
+ GenericStreamTextBasedSet *gst_obj = new GenericStreamTextBasedSet(Dict);
+ header_part.AddChildObject(gst_obj);
+ gst_obj->InstanceUID = dmf_obj->ObjectRef;
+ gst_obj->GenericStreamSID = max_sid + 1;
+ gst_obj->PayloadSchemeID = UL(Dict->ul(MDD_MXFTextBasedFramework));
- //
- // File (Source) Package
- //
- m_FilePackage = new SourcePackage;
- m_FilePackage->Name = PackageLabel.c_str();
- m_FilePackage->PackageUID = SourcePackageUMID;
- ECD->LinkedPackageUID = SourcePackageUMID;
-
- m_HeaderPart.AddChildObject(m_FilePackage);
- Storage->Packages.push_back(m_FilePackage->InstanceUID);
-
- TrackSet<TimecodeComponent> FPTCTrack = CreateTimecodeTrack<SourcePackage>(m_HeaderPart, *m_FilePackage,
- EditRate, TCFrameRate, ui64_C(3600) * TCFrameRate);
- m_DurationUpdateList.push_back(&(FPTCTrack.Sequence->Duration));
- m_DurationUpdateList.push_back(&(FPTCTrack.Clip->Duration));
-
- TrackSet<DMSegment> FPTrack = CreateTrackAndSequence<SourcePackage, DMSegment>(m_HeaderPart, *m_FilePackage,
- TrackName, EditRate, DataDefinition, 2);
- m_DurationUpdateList.push_back(&(FPTrack.Sequence->Duration));
-
- FPTrack.Clip = new DMSegment;
- m_HeaderPart.AddChildObject(FPTrack.Clip);
- FPTrack.Sequence->StructuralComponents.push_back(FPTrack.Clip->InstanceUID);
- FPTrack.Clip->DataDefinition = DataDefinition;
- FPTrack.Clip->EventComment = "D-Cinema Timed Text";
-
- m_DurationUpdateList.push_back(&(FPTrack.Clip->Duration));
- m_EssenceDescriptor->LinkedTrackID = FPTrack.Track->TrackID;
+ return RESULT_OK;
}
//
-void
-ASDCP::h__Writer::AddEssenceDescriptor(const UL& WrappingUL)
-{
- //
- // Essence Descriptor
- //
- m_EssenceDescriptor->EssenceContainer = WrappingUL;
- m_HeaderPart.m_Preface->PrimaryPackage = m_FilePackage->InstanceUID;
+ASDCP::h__ASDCPWriter::h__ASDCPWriter(const Dictionary& d) :
+ MXF::TrackFileWriter<OP1aHeader>(d), m_BodyPart(m_Dict), m_FooterPart(m_Dict) {}
- //
- // Essence Descriptors
- //
- UL GenericContainerUL(Dict::ul(MDD_GCMulti));
- m_HeaderPart.EssenceContainers.push_back(GenericContainerUL);
-
- if ( m_Info.EncryptedEssence )
- {
- UL CryptEssenceUL(Dict::ul(MDD_EncryptedContainerLabel));
- m_HeaderPart.EssenceContainers.push_back(CryptEssenceUL);
- m_HeaderPart.m_Preface->DMSchemes.push_back(UL(Dict::ul(MDD_CryptographicFrameworkLabel)));
- AddDMScrypt(m_HeaderPart, *m_FilePackage, m_Info, WrappingUL);
- }
- else
- {
- m_HeaderPart.EssenceContainers.push_back(WrappingUL);
- }
+ASDCP::h__ASDCPWriter::~h__ASDCPWriter() {}
- m_HeaderPart.m_Preface->EssenceContainers = m_HeaderPart.EssenceContainers;
- m_HeaderPart.AddChildObject(m_EssenceDescriptor);
-
- std::list<InterchangeObject*>::iterator sdli = m_EssenceSubDescriptorList.begin();
- for ( ; sdli != m_EssenceSubDescriptorList.end(); sdli++ )
- m_HeaderPart.AddChildObject(*sdli);
-
- m_FilePackage->Descriptor = m_EssenceDescriptor->InstanceUID;
-}
//
Result_t
-ASDCP::h__Writer::CreateBodyPart(const MXF::Rational& EditRate, ui32_t BytesPerEditUnit)
+ASDCP::h__ASDCPWriter::CreateBodyPart(const MXF::Rational& EditRate, ui32_t BytesPerEditUnit)
{
+ assert(m_Dict);
Result_t result = RESULT_OK;
// create a body partition if we're writing proper 429-3/OP-Atom
m_BodyPart.EssenceContainers = m_HeaderPart.EssenceContainers;
m_BodyPart.ThisPartition = m_File.Tell();
m_BodyPart.BodySID = 1;
- UL OPAtomUL(Dict::ul(MDD_OPAtom));
+ UL OPAtomUL(m_Dict->ul(MDD_OPAtom));
m_BodyPart.OperationalPattern = OPAtomUL;
- m_HeaderPart.m_RIP.PairArray.push_back(RIP::Pair(1, m_BodyPart.ThisPartition)); // Second RIP Entry
+ m_RIP.PairArray.push_back(RIP::PartitionPair(1, m_BodyPart.ThisPartition)); // Second RIP Entry
- UL BodyUL(Dict::ul(MDD_ClosedCompleteBodyPartition));
+ UL BodyUL(m_Dict->ul(MDD_ClosedCompleteBodyPartition));
result = m_BodyPart.WriteToFile(m_File, BodyUL);
}
else
m_FooterPart.IndexSID = 129;
if ( BytesPerEditUnit == 0 )
- m_FooterPart.SetIndexParamsVBR(&m_HeaderPart.m_Primer, EditRate, ECoffset);
+ {
+ m_FooterPart.SetIndexParamsVBR(&m_HeaderPart.m_Primer, EditRate, ECoffset);
+ }
else
- m_FooterPart.SetIndexParamsCBR(&m_HeaderPart.m_Primer, BytesPerEditUnit, EditRate);
+ {
+ m_FooterPart.SetIndexParamsCBR(&m_HeaderPart.m_Primer, BytesPerEditUnit, EditRate);
+ }
}
return result;
//
Result_t
-ASDCP::h__Writer::WriteMXFHeader(const std::string& PackageLabel, const UL& WrappingUL,
- const std::string& TrackName, const UL& DataDefinition,
- const MXF::Rational& EditRate, ui32_t TCFrameRate, ui32_t BytesPerEditUnit)
+ASDCP::h__ASDCPWriter::WriteASDCPHeader(const std::string& PackageLabel, const UL& WrappingUL,
+ const std::string& TrackName, const UL& EssenceUL, const UL& DataDefinition,
+ const MXF::Rational& EditRate, ui32_t TCFrameRate, ui32_t BytesPerEditUnit)
{
- InitHeader();
- AddSourceClip(EditRate, TCFrameRate, TrackName, DataDefinition, PackageLabel);
+ InitHeader(MXFVersion_2004);
+
+ // First RIP Entry
+ if ( m_Info.LabelSetType == LS_MXF_SMPTE ) // ERK
+ {
+ m_RIP.PairArray.push_back(RIP::PartitionPair(0, 0)); // 3-part, no essence in header
+ }
+ else
+ {
+ m_RIP.PairArray.push_back(RIP::PartitionPair(1, 0)); // 2-part, essence in header
+ }
+
+ // timecode rate and essence rate are the same
+ AddSourceClip(EditRate, EditRate, TCFrameRate, TrackName, EssenceUL, DataDefinition, PackageLabel);
AddEssenceDescriptor(WrappingUL);
+#ifdef ASDCP_GCMULTI_PATCH
+ UL GenericContainerUL(m_Dict->ul(MDD_GCMulti));
+ m_HeaderPart.EssenceContainers.push_back(GenericContainerUL);
+#endif
+
Result_t result = m_HeaderPart.WriteToFile(m_File, m_HeaderSize);
if ( KM_SUCCESS(result) )
return result;
}
+//
+Result_t
+ASDCP::h__ASDCPWriter::WriteEKLVPacket(const ASDCP::FrameBuffer& FrameBuf,const byte_t* EssenceUL,
+ const ui32_t& MinEssenceElementBerLength,
+ AESEncContext* Ctx, HMACContext* HMAC)
+{
+ return Write_EKLV_Packet(m_File, *m_Dict, m_HeaderPart, m_Info, m_CtFrameBuf, m_FramesWritten,
+ m_StreamOffset, FrameBuf, EssenceUL, MinEssenceElementBerLength,
+ Ctx, HMAC);
+}
+
+// standard method of writing the header and footer of a completed MXF file
+//
+Result_t
+ASDCP::h__ASDCPWriter::WriteASDCPFooter()
+{
+ // update all Duration properties
+ DurationElementList_t::iterator dli = m_DurationUpdateList.begin();
+
+ for (; dli != m_DurationUpdateList.end(); ++dli )
+ {
+ **dli = m_FramesWritten;
+ }
+
+ m_EssenceDescriptor->ContainerDuration = m_FramesWritten;
+ m_FooterPart.PreviousPartition = m_RIP.PairArray.back().ByteOffset;
+
+ Kumu::fpos_t here = m_File.Tell();
+ m_RIP.PairArray.push_back(RIP::PartitionPair(0, here)); // Last RIP Entry
+ m_HeaderPart.FooterPartition = here;
+
+ assert(m_Dict);
+ // re-label the header partition, set the footer
+ UL OPAtomUL(m_Dict->ul(MDD_OPAtom));
+ m_HeaderPart.OperationalPattern = OPAtomUL;
+ m_HeaderPart.m_Preface->OperationalPattern = OPAtomUL;
+ m_FooterPart.OperationalPattern = OPAtomUL;
+
+ m_FooterPart.EssenceContainers = m_HeaderPart.EssenceContainers;
+ m_FooterPart.FooterPartition = here;
+ m_FooterPart.ThisPartition = here;
+
+ Result_t result = m_FooterPart.WriteToFile(m_File, m_FramesWritten);
+
+ if ( ASDCP_SUCCESS(result) )
+ result = m_RIP.WriteToFile(m_File);
+
+ if ( ASDCP_SUCCESS(result) )
+ result = m_File.Seek(0);
+
+ if ( ASDCP_SUCCESS(result) )
+ result = m_HeaderPart.WriteToFile(m_File, m_HeaderSize);
+
+ m_File.Close();
+ return result;
+}
+
+
+//------------------------------------------------------------------------------------------
+//
+
// standard method of writing a plaintext or encrypted frame
Result_t
-ASDCP::h__Writer::WriteEKLVPacket(const ASDCP::FrameBuffer& FrameBuf, const byte_t* EssenceUL,
- AESEncContext* Ctx, HMACContext* HMAC)
+ASDCP::Write_EKLV_Packet(Kumu::FileWriter& File, const ASDCP::Dictionary& Dict, const MXF::OP1aHeader& HeaderPart,
+ const ASDCP::WriterInfo& Info, ASDCP::FrameBuffer& CtFrameBuf, ui32_t& FramesWritten,
+ ui64_t & StreamOffset, const ASDCP::FrameBuffer& FrameBuf, const byte_t* EssenceUL,
+ const ui32_t& MinEssenceElementBerLength,
+ AESEncContext* Ctx, HMACContext* HMAC)
{
Result_t result = RESULT_OK;
IntegrityPack IntPack;
return RESULT_EMPTY_FB;
}
- if ( m_Info.EncryptedEssence )
+ if ( Info.EncryptedEssence )
{
if ( ! Ctx )
return RESULT_CRYPT_CTX;
- if ( m_Info.UsesHMAC && ! HMAC )
+ if ( Info.UsesHMAC && ! HMAC )
return RESULT_HMAC_CTX;
if ( FrameBuf.PlaintextOffset() > FrameBuf.Size() )
return RESULT_LARGE_PTO;
// encrypt the essence data (create encrypted source value)
- result = EncryptFrameBuffer(FrameBuf, m_CtFrameBuf, Ctx);
+ result = EncryptFrameBuffer(FrameBuf, CtFrameBuf, Ctx);
// create HMAC
- if ( ASDCP_SUCCESS(result) && m_Info.UsesHMAC )
- result = IntPack.CalcValues(m_CtFrameBuf, m_Info.AssetUUID, m_FramesWritten + 1, HMAC);
+ if ( ASDCP_SUCCESS(result) && Info.UsesHMAC )
+ result = IntPack.CalcValues(CtFrameBuf, Info.AssetUUID, FramesWritten + 1, HMAC);
if ( ASDCP_SUCCESS(result) )
{ // write UL
- if ( m_Info.LabelSetType == LS_MXF_INTEROP )
- Overhead.WriteRaw(Dict::ul(MDD_MXFInterop_CryptEssence), SMPTE_UL_LENGTH);
- else
- Overhead.WriteRaw(Dict::ul(MDD_CryptEssence), SMPTE_UL_LENGTH);
+ Overhead.WriteRaw(Dict.ul(MDD_CryptEssence), SMPTE_UL_LENGTH);
// construct encrypted triplet header
- ui32_t ETLength = klv_cryptinfo_size + m_CtFrameBuf.Size();
+ ui32_t ETLength = klv_cryptinfo_size + CtFrameBuf.Size();
+ ui32_t essence_element_BER_length = MinEssenceElementBerLength;
- if ( m_Info.UsesHMAC )
+ if ( Info.UsesHMAC )
ETLength += klv_intpack_size;
else
ETLength += (MXF_BER_LENGTH * 3); // for empty intpack
- Overhead.WriteBER(ETLength, MXF_BER_LENGTH); // write encrypted triplet length
- Overhead.WriteBER(UUIDlen, MXF_BER_LENGTH); // write ContextID length
- Overhead.WriteRaw(m_Info.ContextID, UUIDlen); // write ContextID
- Overhead.WriteBER(sizeof(ui64_t), MXF_BER_LENGTH); // write PlaintextOffset length
- Overhead.WriteUi64BE(FrameBuf.PlaintextOffset()); // write PlaintextOffset
- Overhead.WriteBER(SMPTE_UL_LENGTH, MXF_BER_LENGTH); // write essence UL length
- Overhead.WriteRaw((byte_t*)EssenceUL, SMPTE_UL_LENGTH); // write the essence UL
- Overhead.WriteBER(sizeof(ui64_t), MXF_BER_LENGTH); // write SourceLength length
- Overhead.WriteUi64BE(FrameBuf.Size()); // write SourceLength
- Overhead.WriteBER(m_CtFrameBuf.Size(), MXF_BER_LENGTH); // write ESV length
-
- result = m_File.Writev(Overhead.Data(), Overhead.Length());
+ if ( ETLength > 0x00ffffff ) // Need BER integer longer than MXF_BER_LENGTH bytes
+ {
+ essence_element_BER_length = Kumu::get_BER_length_for_value(ETLength);
+
+ // the packet is longer by the difference in expected vs. actual BER length
+ ETLength += essence_element_BER_length - MXF_BER_LENGTH;
+
+ if ( essence_element_BER_length == 0 )
+ result = RESULT_KLV_CODING;
+ }
+
+ if ( ASDCP_SUCCESS(result) )
+ {
+ if ( ! ( Overhead.WriteBER(ETLength, essence_element_BER_length) // write encrypted triplet length
+ && Overhead.WriteBER(UUIDlen, MXF_BER_LENGTH) // write ContextID length
+ && Overhead.WriteRaw(Info.ContextID, UUIDlen) // write ContextID
+ && Overhead.WriteBER(sizeof(ui64_t), MXF_BER_LENGTH) // write PlaintextOffset length
+ && Overhead.WriteUi64BE(FrameBuf.PlaintextOffset()) // write PlaintextOffset
+ && Overhead.WriteBER(SMPTE_UL_LENGTH, MXF_BER_LENGTH) // write essence UL length
+ && Overhead.WriteRaw((byte_t*)EssenceUL, SMPTE_UL_LENGTH) // write the essence UL
+ && Overhead.WriteBER(sizeof(ui64_t), MXF_BER_LENGTH) // write SourceLength length
+ && Overhead.WriteUi64BE(FrameBuf.Size()) // write SourceLength
+ && Overhead.WriteBER(CtFrameBuf.Size(), essence_element_BER_length) ) ) // write ESV length
+ {
+ result = RESULT_KLV_CODING;
+ }
+ }
+
+ if ( ASDCP_SUCCESS(result) )
+ result = File.Writev(Overhead.Data(), Overhead.Length());
}
if ( ASDCP_SUCCESS(result) )
{
- m_StreamOffset += Overhead.Length();
+ StreamOffset += Overhead.Length();
// write encrypted source value
- result = m_File.Writev((byte_t*)m_CtFrameBuf.RoData(), m_CtFrameBuf.Size());
+ result = File.Writev((byte_t*)CtFrameBuf.RoData(), CtFrameBuf.Size());
}
if ( ASDCP_SUCCESS(result) )
{
- m_StreamOffset += m_CtFrameBuf.Size();
+ StreamOffset += CtFrameBuf.Size();
byte_t hmoverhead[512];
Kumu::MemIOWriter HMACOverhead(hmoverhead, 512);
// write the HMAC
- if ( m_Info.UsesHMAC )
+ if ( Info.UsesHMAC )
{
HMACOverhead.WriteRaw(IntPack.Data, klv_intpack_size);
}
}
// write HMAC
- result = m_File.Writev(HMACOverhead.Data(), HMACOverhead.Length());
- m_StreamOffset += HMACOverhead.Length();
+ result = File.Writev(HMACOverhead.Data(), HMACOverhead.Length());
+ StreamOffset += HMACOverhead.Length();
}
}
else
{
+ ui32_t essence_element_BER_length = MinEssenceElementBerLength;
+
+ if ( FrameBuf.Size() > 0x00ffffff ) // Need BER integer longer than MXF_BER_LENGTH bytes
+ {
+ essence_element_BER_length = Kumu::get_BER_length_for_value(FrameBuf.Size());
+
+ if ( essence_element_BER_length == 0 )
+ result = RESULT_KLV_CODING;
+ }
+
Overhead.WriteRaw((byte_t*)EssenceUL, SMPTE_UL_LENGTH);
- Overhead.WriteBER(FrameBuf.Size(), MXF_BER_LENGTH);
- result = m_File.Writev(Overhead.Data(), Overhead.Length());
+ Overhead.WriteBER(FrameBuf.Size(), essence_element_BER_length);
+
+ if ( ASDCP_SUCCESS(result) )
+ result = File.Writev(Overhead.Data(), Overhead.Length());
if ( ASDCP_SUCCESS(result) )
- result = m_File.Writev((byte_t*)FrameBuf.RoData(), FrameBuf.Size());
+ result = File.Writev((byte_t*)FrameBuf.RoData(), FrameBuf.Size());
if ( ASDCP_SUCCESS(result) )
- m_StreamOffset += Overhead.Length() + FrameBuf.Size();
+ StreamOffset += Overhead.Length() + FrameBuf.Size();
}
if ( ASDCP_SUCCESS(result) )
- result = m_File.Writev();
+ result = File.Writev();
return result;
}
-
-// standard method of writing the header and footer of a completed MXF file
-//
-Result_t
-ASDCP::h__Writer::WriteMXFFooter()
-{
- // Set top-level file package correctly for OP-Atom
-
- // m_MPTCSequence->Duration = m_MPTimecode->Duration = m_MPClSequence->Duration = m_MPClip->Duration =
- // m_FPTCSequence->Duration = m_FPTimecode->Duration = m_FPClSequence->Duration = m_FPClip->Duration =
-
- DurationElementList_t::iterator dli = m_DurationUpdateList.begin();
-
- for (; dli != m_DurationUpdateList.end(); dli++ )
- **dli = m_FramesWritten;
-
- m_EssenceDescriptor->ContainerDuration = m_FramesWritten;
- m_FooterPart.PreviousPartition = m_HeaderPart.m_RIP.PairArray.back().ByteOffset;
-
- Kumu::fpos_t here = m_File.Tell();
- m_HeaderPart.m_RIP.PairArray.push_back(RIP::Pair(0, here)); // Last RIP Entry
- m_HeaderPart.FooterPartition = here;
-
- // re-label the partition
- UL OPAtomUL(Dict::ul(MDD_OPAtom));
-
- if ( m_Info.LabelSetType == LS_MXF_INTEROP )
- OPAtomUL.Set(Dict::ul(MDD_MXFInterop_OPAtom));
-
- m_HeaderPart.OperationalPattern = OPAtomUL;
- m_HeaderPart.m_Preface->OperationalPattern = m_HeaderPart.OperationalPattern;
-
- m_FooterPart.OperationalPattern = m_HeaderPart.OperationalPattern;
- m_FooterPart.EssenceContainers = m_HeaderPart.EssenceContainers;
- m_FooterPart.FooterPartition = here;
- m_FooterPart.ThisPartition = here;
-
- Result_t result = m_FooterPart.WriteToFile(m_File, m_FramesWritten);
-
- if ( ASDCP_SUCCESS(result) )
- result = m_HeaderPart.m_RIP.WriteToFile(m_File);
-
- if ( ASDCP_SUCCESS(result) )
- result = m_File.Seek(0);
-
- if ( ASDCP_SUCCESS(result) )
- result = m_HeaderPart.WriteToFile(m_File, m_HeaderSize);
-
- m_File.Close();
- return result;
-}
-
//
// end h__Writer.cpp
//
projects / asdcplib.git / blobdiff