X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2FMXF.cpp;h=4ba82cd28a393a50ca781ab63a80101b3c66e70b;hb=3fa7542cd0a774263de265c6a991216ad8fe6960;hp=b4cba0385abcdc305734ddc84c854189a930b26e;hpb=c1e4a07e40fb33558f445d333c7f03a6572f3f14;p=asdcplib.git diff --git a/src/MXF.cpp b/src/MXF.cpp index b4cba03..4ba82cd 100755 --- a/src/MXF.cpp +++ b/src/MXF.cpp @@ -1,5 +1,5 @@ /* -Copyright (c) 2005-2006, John Hurst +Copyright (c) 2005-2009, John Hurst All rights reserved. Redistribution and use in source and binary forms, with or without @@ -30,8 +30,11 @@ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "MXF.h" +#include "Metadata.h" #include + using Kumu::DefaultLogSink; +using Kumu::GenRandomValue; // index segments must be < 64K // NOTE: this value may too high if advanced index entry elements are used. @@ -89,11 +92,29 @@ ASDCP::MXF::SeekToRIP(const Kumu::FileReader& Reader) return result; } +// +ASDCP::Result_t +ASDCP::MXF::RIP::GetPairBySID(ui32_t SID, Pair& outPair) const +{ + Array::const_iterator pi = PairArray.begin(); + for ( ; pi != PairArray.end(); pi++ ) + { + if ( (*pi).BodySID == SID ) + { + outPair = *pi; + return RESULT_OK; + } + } + + return RESULT_FAIL; +} + // ASDCP::Result_t ASDCP::MXF::RIP::InitFromFile(const Kumu::FileReader& Reader) { - Result_t result = KLVFilePacket::InitFromFile(Reader, Dict::ul(MDD_RandomIndexMetadata)); + assert(m_Dict); + Result_t result = KLVFilePacket::InitFromFile(Reader, m_Dict->ul(MDD_RandomIndexMetadata)); if ( ASDCP_SUCCESS(result) ) { @@ -111,12 +132,13 @@ ASDCP::MXF::RIP::InitFromFile(const Kumu::FileReader& Reader) ASDCP::Result_t ASDCP::MXF::RIP::WriteToFile(Kumu::FileWriter& Writer) { + assert(m_Dict); ASDCP::FrameBuffer Buffer; ui32_t RIPSize = ( PairArray.size() * (sizeof(ui32_t) + sizeof(ui64_t)) ) + 4; Result_t result = Buffer.Capacity(RIPSize); if ( ASDCP_SUCCESS(result) ) - result = WriteKLToFile(Writer, Dict::ul(MDD_RandomIndexMetadata), RIPSize); + result = WriteKLToFile(Writer, m_Dict->ul(MDD_RandomIndexMetadata), RIPSize); if ( ASDCP_SUCCESS(result) ) { @@ -144,10 +166,8 @@ ASDCP::MXF::RIP::Dump(FILE* stream) if ( stream == 0 ) stream = stderr; - KLVFilePacket::Dump(stream, false); + KLVFilePacket::Dump(stream, *m_Dict, false); PairArray.Dump(stream, false); - - fputs("==========================================================================\n", stream); } //------------------------------------------------------------------------------------------ @@ -176,6 +196,23 @@ public: m_List.push_back(ThePacket); } + // + Result_t GetMDObjectByID(const UUID& ObjectID, InterchangeObject** Object) + { + ASDCP_TEST_NULL(Object); + + std::map::iterator mi = m_Map.find(ObjectID); + + if ( mi == m_Map.end() ) + { + *Object = 0; + return RESULT_FAIL; + } + + *Object = (*mi).second; + return RESULT_OK; + } + // Result_t GetMDObjectByType(const byte_t* ObjectID, InterchangeObject** Object) { @@ -195,13 +232,29 @@ public: return RESULT_FAIL; } + + // + Result_t GetMDObjectsByType(const byte_t* ObjectID, std::list& ObjectList) + { + ASDCP_TEST_NULL(ObjectID); + std::list::iterator li; + + for ( li = m_List.begin(); li != m_List.end(); li++ ) + { + if ( (*li)->HasUL(ObjectID) ) + ObjectList.push_back(*li); + } + + return ObjectList.empty() ? RESULT_FAIL : RESULT_OK; + } }; //------------------------------------------------------------------------------------------ // -ASDCP::MXF::Partition::Partition() : +ASDCP::MXF::Partition::Partition(const Dictionary*& d) : + m_Dict(d), MajorVersion(1), MinorVersion(2), KAGSize(1), ThisPartition(0), PreviousPartition(0), FooterPartition(0), HeaderByteCount(0), IndexByteCount(0), IndexSID(0), @@ -233,27 +286,33 @@ ASDCP::MXF::Partition::InitFromFile(const Kumu::FileReader& Reader) Result_t result = KLVFilePacket::InitFromFile(Reader); // test the UL // could be one of several values - if ( ASDCP_SUCCESS(result) ) - { - Kumu::MemIOReader MemRDR(m_ValueStart, m_ValueLength); - result = RESULT_KLV_CODING; + result = ASDCP::MXF::Partition::InitFromBuffer(m_ValueStart, m_ValueLength); + + return result; +} - if ( MemRDR.ReadUi16BE(&MajorVersion) ) - if ( MemRDR.ReadUi16BE(&MinorVersion) ) - if ( MemRDR.ReadUi32BE(&KAGSize) ) - if ( MemRDR.ReadUi64BE(&ThisPartition) ) - if ( MemRDR.ReadUi64BE(&PreviousPartition) ) - if ( MemRDR.ReadUi64BE(&FooterPartition) ) - if ( MemRDR.ReadUi64BE(&HeaderByteCount) ) - if ( MemRDR.ReadUi64BE(&IndexByteCount) ) - if ( MemRDR.ReadUi32BE(&IndexSID) ) - if ( MemRDR.ReadUi64BE(&BodyOffset) ) - if ( MemRDR.ReadUi32BE(&BodySID) ) - if ( OperationalPattern.Unarchive(&MemRDR) ) - if ( EssenceContainers.Unarchive(&MemRDR) ) - result = RESULT_OK; - } +// +ASDCP::Result_t +ASDCP::MXF::Partition::InitFromBuffer(const byte_t* p, ui32_t l) +{ + Kumu::MemIOReader MemRDR(p, l); + Result_t result = RESULT_KLV_CODING; + + if ( MemRDR.ReadUi16BE(&MajorVersion) ) + if ( MemRDR.ReadUi16BE(&MinorVersion) ) + if ( MemRDR.ReadUi32BE(&KAGSize) ) + if ( MemRDR.ReadUi64BE(&ThisPartition) ) + if ( MemRDR.ReadUi64BE(&PreviousPartition) ) + if ( MemRDR.ReadUi64BE(&FooterPartition) ) + if ( MemRDR.ReadUi64BE(&HeaderByteCount) ) + if ( MemRDR.ReadUi64BE(&IndexByteCount) ) + if ( MemRDR.ReadUi32BE(&IndexSID) ) + if ( MemRDR.ReadUi64BE(&BodyOffset) ) + if ( MemRDR.ReadUi32BE(&BodySID) ) + if ( OperationalPattern.Unarchive(&MemRDR) ) + if ( EssenceContainers.Unarchive(&MemRDR) ) + result = RESULT_OK; if ( ASDCP_FAILURE(result) ) DefaultLogSink().Error("Failed to initialize Partition\n"); @@ -327,7 +386,7 @@ ASDCP::MXF::Partition::Dump(FILE* stream) if ( stream == 0 ) stream = stderr; - KLVFilePacket::Dump(stream, false); + KLVFilePacket::Dump(stream, *m_Dict, false); fprintf(stream, " MajorVersion = %hu\n", MajorVersion); fprintf(stream, " MinorVersion = %hu\n", MinorVersion); fprintf(stream, " KAGSize = %u\n", KAGSize); @@ -340,9 +399,7 @@ ASDCP::MXF::Partition::Dump(FILE* stream) fprintf(stream, " BodyOffset = %s\n", ui64sz(BodyOffset, identbuf)); fprintf(stream, " BodySID = %u\n", BodySID); fprintf(stream, " OperationalPattern = %s\n", OperationalPattern.EncodeString(identbuf, IdentBufferLen)); - fputs("Essence Containers:\n", stream); EssenceContainers.Dump(stream, false); - - fputs("==========================================================================\n", stream); + fputs("Essence Containers:\n", stream); EssenceContainers.Dump(stream); } @@ -363,7 +420,7 @@ public: // -ASDCP::MXF::Primer::Primer() : m_LocalTag(0xff) {} +ASDCP::MXF::Primer::Primer(const Dictionary*& d) : m_LocalTag(0xff), m_Dict(d) {} // ASDCP::MXF::Primer::~Primer() {} @@ -380,7 +437,8 @@ ASDCP::MXF::Primer::ClearTagList() ASDCP::Result_t ASDCP::MXF::Primer::InitFromBuffer(const byte_t* p, ui32_t l) { - Result_t result = KLVPacket::InitFromBuffer(p, l, Dict::ul(MDD_Primer)); + assert(m_Dict); + Result_t result = KLVPacket::InitFromBuffer(p, l, m_Dict->ul(MDD_Primer)); if ( ASDCP_SUCCESS(result) ) { @@ -420,6 +478,7 @@ ASDCP::MXF::Primer::WriteToFile(Kumu::FileWriter& Writer) ASDCP::Result_t ASDCP::MXF::Primer::WriteToBuffer(ASDCP::FrameBuffer& Buffer) { + assert(m_Dict); ASDCP::FrameBuffer LocalTagBuffer; Kumu::MemIOWriter MemWRT(Buffer.Data() + kl_length, Buffer.Capacity() - kl_length); Result_t result = LocalTagEntryBatch.Archive(&MemWRT) ? RESULT_OK : RESULT_KLV_CODING; @@ -427,7 +486,7 @@ ASDCP::MXF::Primer::WriteToBuffer(ASDCP::FrameBuffer& Buffer) if ( ASDCP_SUCCESS(result) ) { ui32_t packet_length = MemWRT.Length(); - result = WriteKLToBuffer(Buffer, Dict::ul(MDD_Primer), packet_length); + result = WriteKLToBuffer(Buffer, m_Dict->ul(MDD_Primer), packet_length); if ( ASDCP_SUCCESS(result) ) Buffer.Size(Buffer.Size() + packet_length); @@ -496,24 +555,23 @@ ASDCP::MXF::Primer::TagForKey(const ASDCP::UL& Key, ASDCP::TagValue& Tag) void ASDCP::MXF::Primer::Dump(FILE* stream) { + assert(m_Dict); char identbuf[IdentBufferLen]; if ( stream == 0 ) stream = stderr; - KLVPacket::Dump(stream, false); + KLVPacket::Dump(stream, *m_Dict, false); fprintf(stream, "Primer: %u %s\n", - LocalTagEntryBatch.size(), + (ui32_t)LocalTagEntryBatch.size(), ( LocalTagEntryBatch.size() == 1 ? "entry" : "entries" )); Batch::iterator i = LocalTagEntryBatch.begin(); for ( ; i != LocalTagEntryBatch.end(); i++ ) { - const MDDEntry* Entry = Dict::FindUL((*i).UL.Value()); + const MDDEntry* Entry = m_Dict->FindUL((*i).UL.Value()); fprintf(stream, " %s %s\n", (*i).EncodeString(identbuf, IdentBufferLen), (Entry ? Entry->name : "Unknown")); } - - fputs("==========================================================================\n", stream); } @@ -558,7 +616,8 @@ ASDCP::MXF::Preface::WriteToTLVSet(TLVWriter& TLVSet) ASDCP::Result_t ASDCP::MXF::Preface::InitFromBuffer(const byte_t* p, ui32_t l) { - m_Typeinfo = &Dict::Type(MDD_Preface); + assert(m_Dict); + m_Typeinfo = &(m_Dict->Type(MDD_Preface)); return InterchangeObject::InitFromBuffer(p, l); } @@ -566,7 +625,8 @@ ASDCP::MXF::Preface::InitFromBuffer(const byte_t* p, ui32_t l) ASDCP::Result_t ASDCP::MXF::Preface::WriteToBuffer(ASDCP::FrameBuffer& Buffer) { - m_Typeinfo = &Dict::Type(MDD_Preface); + assert(m_Dict); + m_Typeinfo = &(m_Dict->Type(MDD_Preface)); return InterchangeObject::WriteToBuffer(Buffer); } @@ -594,7 +654,7 @@ ASDCP::MXF::Preface::Dump(FILE* stream) //------------------------------------------------------------------------------------------ // -ASDCP::MXF::OPAtomHeader::OPAtomHeader() : m_Preface(0), m_HasRIP(false) {} +ASDCP::MXF::OPAtomHeader::OPAtomHeader(const Dictionary*& d) : Partition(d), m_Dict(d), m_RIP(d), m_Primer(d), m_Preface(0), m_HasRIP(false) {} ASDCP::MXF::OPAtomHeader::~OPAtomHeader() {} // @@ -619,27 +679,23 @@ ASDCP::MXF::OPAtomHeader::InitFromFile(const Kumu::FileReader& Reader) DefaultLogSink().Error("RIP contains no Pairs.\n"); result = RESULT_FORMAT; } - else if ( test_s < 2 || test_s > 3 ) - { - // OP-Atom states that there will be either two or three partitions, - // one closed header and one closed footer with an optional body - DefaultLogSink().Error("RIP count is not 2 or 3: %u\n", test_s); - return RESULT_FORMAT; - } else { - m_HasRIP = true; - } - } + if ( test_s < 2 ) + { + // OP-Atom states that there will be either two or three partitions: + // one closed header and one closed footer with an optional body + // SMPTE 429-5 files may have many partitions, see SMPTE 410M + DefaultLogSink().Warn("RIP count is less than 2: %u\n", test_s); + } - if ( ASDCP_SUCCESS(result) ) - { - Array::iterator r_i = m_RIP.PairArray.begin(); + m_HasRIP = true; - if ( (*r_i).ByteOffset != 0 ) - { - DefaultLogSink().Error("First Partition in RIP is not at offset 0.\n"); - result = RESULT_FORMAT; + if ( m_RIP.PairArray.front().ByteOffset != 0 ) + { + DefaultLogSink().Error("First Partition in RIP is not at offset 0.\n"); + result = RESULT_FORMAT; + } } } @@ -649,49 +705,94 @@ ASDCP::MXF::OPAtomHeader::InitFromFile(const Kumu::FileReader& Reader) if ( ASDCP_SUCCESS(result) ) result = Partition::InitFromFile(Reader); // test UL and OP + if ( ASDCP_FAILURE(result) ) + return result; + // is it really OP-Atom? - UL OPAtomUL(Dict::ul(MDD_OPAtom)); - UL InteropOPAtomUL(Dict::ul(MDD_MXFInterop_OPAtom)); + assert(m_Dict); + UL OPAtomUL(SMPTE_390_OPAtom_Entry().ul); + UL InteropOPAtomUL(MXFInterop_OPAtom_Entry().ul); - if ( ! ( OperationalPattern == OPAtomUL || OperationalPattern == InteropOPAtomUL ) ) + if ( OperationalPattern.ExactMatch(OPAtomUL) ) // SMPTE + { + if ( m_Dict == &DefaultCompositeDict() ) + m_Dict = &DefaultSMPTEDict(); + } + else if ( OperationalPattern.ExactMatch(InteropOPAtomUL) ) // Interop + { + if ( m_Dict == &DefaultCompositeDict() ) + m_Dict = &DefaultInteropDict(); + } + else { char strbuf[IdentBufferLen]; - const MDDEntry* Entry = Dict::FindUL(OperationalPattern.Value()); + const MDDEntry* Entry = m_Dict->FindUL(OperationalPattern.Value()); if ( Entry == 0 ) - DefaultLogSink().Warn("Operational pattern is not OP-Atom: %s\n", OperationalPattern.EncodeString(strbuf, IdentBufferLen)); + DefaultLogSink().Warn("Operational pattern is not OP-Atom: %s\n", + OperationalPattern.EncodeString(strbuf, IdentBufferLen)); else DefaultLogSink().Warn("Operational pattern is not OP-Atom: %s\n", Entry->name); } // slurp up the remainder of the header - if ( ASDCP_SUCCESS(result) ) - { - if ( HeaderByteCount < 1024 ) - DefaultLogSink().Warn("Improbably small HeaderByteCount value: %u\n", HeaderByteCount); + if ( HeaderByteCount < 1024 ) + DefaultLogSink().Warn("Improbably small HeaderByteCount value: %u\n", HeaderByteCount); - result = m_Buffer.Capacity(HeaderByteCount); - } + assert (HeaderByteCount <= 0xFFFFFFFFL); + result = m_Buffer.Capacity((ui32_t) HeaderByteCount); if ( ASDCP_SUCCESS(result) ) { ui32_t read_count; result = Reader.Read(m_Buffer.Data(), m_Buffer.Capacity(), &read_count); - if ( ASDCP_SUCCESS(result) && read_count != m_Buffer.Capacity() ) + if ( ASDCP_FAILURE(result) ) + return result; + + if ( read_count != m_Buffer.Capacity() ) { DefaultLogSink().Error("Short read of OP-Atom header metadata; wanted %u, got %u\n", m_Buffer.Capacity(), read_count); - return RESULT_FAIL; + return RESULT_KLV_CODING; } } - const byte_t* p = m_Buffer.RoData(); - const byte_t* end_p = p + m_Buffer.Capacity(); + if ( ASDCP_SUCCESS(result) ) + result = InitFromBuffer(m_Buffer.RoData(), m_Buffer.Capacity()); + + return result; +} + +// +ASDCP::Result_t +ASDCP::MXF::OPAtomHeader::InitFromPartitionBuffer(const byte_t* p, ui32_t l) +{ + Result_t result = KLVPacket::InitFromBuffer(p, l); + + if ( ASDCP_SUCCESS(result) ) + result = Partition::InitFromBuffer(m_ValueStart, m_ValueLength); // test UL and OP + + if ( ASDCP_SUCCESS(result) ) + { + ui32_t pp_len = KLVPacket::PacketLength(); + result = InitFromBuffer(p + pp_len, l - pp_len); + } + + return result; +} + +// +ASDCP::Result_t +ASDCP::MXF::OPAtomHeader::InitFromBuffer(const byte_t* p, ui32_t l) +{ + assert(m_Dict); + Result_t result = RESULT_OK; + const byte_t* end_p = p + l; while ( ASDCP_SUCCESS(result) && p < end_p ) { // parse the packets and index them by uid, discard KLVFill items - InterchangeObject* object = CreateObject(p); + InterchangeObject* object = CreateObject(m_Dict, p); assert(object); object->m_Lookup = &m_Primer; @@ -702,23 +803,21 @@ ASDCP::MXF::OPAtomHeader::InitFromFile(const Kumu::FileReader& Reader) if ( ASDCP_SUCCESS(result) ) { - if ( object->IsA(Dict::ul(MDD_KLVFill)) ) + if ( object->IsA(m_Dict->ul(MDD_KLVFill)) ) { delete object; } - else if ( object->IsA(Dict::ul(MDD_Primer)) ) + else if ( object->IsA(m_Dict->ul(MDD_Primer)) ) // TODO: only one primer should be found { delete object; result = m_Primer.InitFromBuffer(redo_p, end_p - redo_p); } - else if ( object->IsA(Dict::ul(MDD_Preface)) ) - { - assert(m_Preface == 0); - m_Preface = (Preface*)object; - } - else + else { m_PacketList->AddPacket(object); + + if ( object->IsA(m_Dict->ul(MDD_Preface)) && m_Preface == 0 ) + m_Preface = (Preface*)object; } } else @@ -731,6 +830,12 @@ ASDCP::MXF::OPAtomHeader::InitFromFile(const Kumu::FileReader& Reader) return result; } +ASDCP::Result_t +ASDCP::MXF::OPAtomHeader::GetMDObjectByID(const UUID& ObjectID, InterchangeObject** Object) +{ + return m_PacketList->GetMDObjectByID(ObjectID, Object); +} + // ASDCP::Result_t ASDCP::MXF::OPAtomHeader::GetMDObjectByType(const byte_t* ObjectID, InterchangeObject** Object) @@ -743,6 +848,13 @@ ASDCP::MXF::OPAtomHeader::GetMDObjectByType(const byte_t* ObjectID, InterchangeO return m_PacketList->GetMDObjectByType(ObjectID, Object); } +// +ASDCP::Result_t +ASDCP::MXF::OPAtomHeader::GetMDObjectsByType(const byte_t* ObjectID, std::list& ObjectList) +{ + return m_PacketList->GetMDObjectsByType(ObjectID, ObjectList); +} + // ASDCP::MXF::Identification* ASDCP::MXF::OPAtomHeader::GetIdentification() @@ -772,6 +884,7 @@ ASDCP::MXF::OPAtomHeader::GetSourcePackage() ASDCP::Result_t ASDCP::MXF::OPAtomHeader::WriteToFile(Kumu::FileWriter& Writer, ui32_t HeaderSize) { + assert(m_Dict); if ( m_Preface == 0 ) return RESULT_STATE; @@ -783,7 +896,8 @@ ASDCP::MXF::OPAtomHeader::WriteToFile(Kumu::FileWriter& Writer, ui32_t HeaderSiz ASDCP::FrameBuffer HeaderBuffer; HeaderByteCount = HeaderSize - ArchiveSize(); - Result_t result = HeaderBuffer.Capacity(HeaderByteCount); + assert (HeaderByteCount <= 0xFFFFFFFFL); + Result_t result = HeaderBuffer.Capacity((ui32_t) HeaderByteCount); m_Preface->m_Lookup = &m_Primer; std::list::iterator pl_i = m_PacketList->m_List.begin(); @@ -801,7 +915,7 @@ ASDCP::MXF::OPAtomHeader::WriteToFile(Kumu::FileWriter& Writer, ui32_t HeaderSiz if ( ASDCP_SUCCESS(result) ) { - UL TmpUL(Dict::ul(MDD_ClosedCompleteHeader)); + UL TmpUL(m_Dict->ul(MDD_ClosedCompleteHeader)); result = Partition::WriteToFile(Writer, TmpUL); } @@ -839,7 +953,7 @@ ASDCP::MXF::OPAtomHeader::WriteToFile(Kumu::FileWriter& Writer, ui32_t HeaderSiz } klv_fill_length -= kl_length; - result = WriteKLToFile(Writer, Dict::ul(MDD_KLVFill), klv_fill_length); + result = WriteKLToFile(Writer, m_Dict->ul(MDD_KLVFill), klv_fill_length); if ( ASDCP_SUCCESS(result) ) result = NilBuf.Capacity(klv_fill_length); @@ -863,16 +977,11 @@ ASDCP::MXF::OPAtomHeader::Dump(FILE* stream) if ( stream == 0 ) stream = stderr; - if ( m_HasRIP ) - m_RIP.Dump(stream); - Partition::Dump(stream); m_Primer.Dump(stream); if ( m_Preface == 0 ) fputs("No Preface loaded\n", stream); - else - m_Preface->Dump(stream); std::list::iterator i = m_PacketList->m_List.begin(); for ( ; i != m_PacketList->m_List.end(); i++ ) @@ -882,7 +991,8 @@ ASDCP::MXF::OPAtomHeader::Dump(FILE* stream) //------------------------------------------------------------------------------------------ // -ASDCP::MXF::OPAtomIndexFooter::OPAtomIndexFooter() : +ASDCP::MXF::OPAtomIndexFooter::OPAtomIndexFooter(const Dictionary*& d) : + Partition(d), m_Dict(d), m_CurrentSegment(0), m_BytesPerEditUnit(0), m_BodySID(0), m_ECOffset(0), m_Lookup(0) { @@ -892,7 +1002,7 @@ ASDCP::MXF::OPAtomIndexFooter::OPAtomIndexFooter() : ASDCP::MXF::OPAtomIndexFooter::~OPAtomIndexFooter() {} - +// ASDCP::Result_t ASDCP::MXF::OPAtomIndexFooter::InitFromFile(const Kumu::FileReader& Reader) { @@ -902,7 +1012,10 @@ ASDCP::MXF::OPAtomIndexFooter::InitFromFile(const Kumu::FileReader& Reader) ui32_t read_count; if ( ASDCP_SUCCESS(result) ) - result = m_Buffer.Capacity(IndexByteCount); + { + assert (IndexByteCount <= 0xFFFFFFFFL); + result = m_Buffer.Capacity((ui32_t) IndexByteCount); + } if ( ASDCP_SUCCESS(result) ) result = Reader.Read(m_Buffer.Data(), m_Buffer.Capacity(), &read_count); @@ -914,13 +1027,41 @@ ASDCP::MXF::OPAtomIndexFooter::InitFromFile(const Kumu::FileReader& Reader) return RESULT_FAIL; } - const byte_t* p = m_Buffer.RoData(); - const byte_t* end_p = p + m_Buffer.Capacity(); + if ( ASDCP_SUCCESS(result) ) + result = InitFromBuffer(m_Buffer.RoData(), m_Buffer.Capacity()); + + return result; +} + +// +ASDCP::Result_t +ASDCP::MXF::OPAtomIndexFooter::InitFromPartitionBuffer(const byte_t* p, ui32_t l) +{ + Result_t result = KLVPacket::InitFromBuffer(p, l); + + if ( ASDCP_SUCCESS(result) ) + result = Partition::InitFromBuffer(m_ValueStart, m_ValueLength); // test UL and OP + + if ( ASDCP_SUCCESS(result) ) + { + ui32_t pp_len = KLVPacket::PacketLength(); + result = InitFromBuffer(p + pp_len, l - pp_len); + } + + return result; +} + +// +ASDCP::Result_t +ASDCP::MXF::OPAtomIndexFooter::InitFromBuffer(const byte_t* p, ui32_t l) +{ + Result_t result = RESULT_OK; + const byte_t* end_p = p + l; while ( ASDCP_SUCCESS(result) && p < end_p ) { // parse the packets and index them by uid, discard KLVFill items - InterchangeObject* object = CreateObject(p); + InterchangeObject* object = CreateObject(m_Dict, p); assert(object); object->m_Lookup = m_Lookup; @@ -948,6 +1089,7 @@ ASDCP::MXF::OPAtomIndexFooter::InitFromFile(const Kumu::FileReader& Reader) ASDCP::Result_t ASDCP::MXF::OPAtomIndexFooter::WriteToFile(Kumu::FileWriter& Writer, ui64_t duration) { + assert(m_Dict); ASDCP::FrameBuffer FooterBuffer; ui32_t footer_size = m_PacketList->m_List.size() * MaxIndexSegmentSize; // segment-count * max-segment-size Result_t result = FooterBuffer.Capacity(footer_size); @@ -989,14 +1131,14 @@ ASDCP::MXF::OPAtomIndexFooter::WriteToFile(Kumu::FileWriter& Writer, ui64_t dura if ( ASDCP_SUCCESS(result) ) { IndexByteCount = FooterBuffer.Size(); - UL FooterUL(Dict::ul(MDD_CompleteFooter)); + UL FooterUL(m_Dict->ul(MDD_CompleteFooter)); result = Partition::WriteToFile(Writer, FooterUL); } if ( ASDCP_SUCCESS(result) ) { - ui32_t write_count; - Writer.Write(FooterBuffer.RoData(), FooterBuffer.Size(), &write_count); + ui32_t write_count = 0; + result = Writer.Write(FooterBuffer.RoData(), FooterBuffer.Size(), &write_count); assert(write_count == FooterBuffer.Size()); } @@ -1019,7 +1161,7 @@ ASDCP::MXF::OPAtomIndexFooter::Dump(FILE* stream) // ASDCP::Result_t -ASDCP::MXF::OPAtomIndexFooter::Lookup(ui32_t frame_num, IndexTableSegment::IndexEntry& Entry) +ASDCP::MXF::OPAtomIndexFooter::Lookup(ui32_t frame_num, IndexTableSegment::IndexEntry& Entry) const { std::list::iterator li; for ( li = m_PacketList->m_List.begin(); li != m_PacketList->m_List.end(); li++ ) @@ -1043,7 +1185,9 @@ ASDCP::MXF::OPAtomIndexFooter::Lookup(ui32_t frame_num, IndexTableSegment::Index else if ( (ui64_t)frame_num >= start_pos && (ui64_t)frame_num < (start_pos + Segment->IndexDuration) ) { - Entry = Segment->IndexEntryArray[frame_num-start_pos]; + ui64_t tmp = frame_num - start_pos; + assert(tmp <= 0xFFFFFFFFL); + Entry = Segment->IndexEntryArray[(ui32_t) tmp]; return RESULT_OK; } } @@ -1061,7 +1205,7 @@ ASDCP::MXF::OPAtomIndexFooter::SetIndexParamsCBR(IPrimerLookup* lookup, ui32_t s m_BytesPerEditUnit = size; m_EditRate = Rate; - IndexTableSegment* Index = new IndexTableSegment; + IndexTableSegment* Index = new IndexTableSegment(m_Dict); AddChildObject(Index); Index->EditUnitByteCount = m_BytesPerEditUnit; Index->IndexEditRate = Rate; @@ -1091,7 +1235,7 @@ ASDCP::MXF::OPAtomIndexFooter::PushIndexEntry(const IndexTableSegment::IndexEntr // do we have an available segment? if ( m_CurrentSegment == 0 ) { // no, set up a new segment - m_CurrentSegment = new IndexTableSegment; + m_CurrentSegment = new IndexTableSegment(m_Dict); assert(m_CurrentSegment); AddChildObject(m_CurrentSegment); m_CurrentSegment->DeltaEntryArray.push_back(IndexTableSegment::DeltaEntry()); @@ -1103,7 +1247,7 @@ ASDCP::MXF::OPAtomIndexFooter::PushIndexEntry(const IndexTableSegment::IndexEntr m_CurrentSegment->IndexDuration = m_CurrentSegment->IndexEntryArray.size(); ui64_t StartPosition = m_CurrentSegment->IndexStartPosition + m_CurrentSegment->IndexDuration; - m_CurrentSegment = new IndexTableSegment; + m_CurrentSegment = new IndexTableSegment(m_Dict); assert(m_CurrentSegment); AddChildObject(m_CurrentSegment); m_CurrentSegment->DeltaEntryArray.push_back(IndexTableSegment::DeltaEntry()); @@ -1191,7 +1335,7 @@ ASDCP::MXF::InterchangeObject::Dump(FILE* stream) char identbuf[IdentBufferLen]; fputc('\n', stream); - KLVPacket::Dump(stream, false); + KLVPacket::Dump(stream, *m_Dict, false); fprintf(stream, " InstanceUID = %s\n", InstanceUID.EncodeHex(identbuf, IdentBufferLen)); fprintf(stream, " GenerationUID = %s\n", GenerationUID.EncodeHex(identbuf, IdentBufferLen)); } @@ -1207,6 +1351,79 @@ ASDCP::MXF::InterchangeObject::IsA(const byte_t* label) } +//------------------------------------------------------------------------------------------ + + +typedef std::mapFactoryMap_t; +typedef FactoryMap_t::iterator FLi_t; + +// +class FactoryList : public FactoryMap_t +{ + Kumu::Mutex m_Lock; + +public: + FactoryList() {} + ~FactoryList() {} + + bool Empty() { + Kumu::AutoMutex BlockLock(m_Lock); + return empty(); + } + + FLi_t Find(const byte_t* label) { + Kumu::AutoMutex BlockLock(m_Lock); + return find(label); + } + + FLi_t End() { + Kumu::AutoMutex BlockLock(m_Lock); + return end(); + } + + void Insert(ASDCP::UL label, ASDCP::MXF::MXFObjectFactory_t factory) { + Kumu::AutoMutex BlockLock(m_Lock); + insert(FactoryList::value_type(label, factory)); + } +}; + +// +static FactoryList s_FactoryList; +static Kumu::Mutex s_InitLock; +static bool s_TypesInit = false; + + +// +void +ASDCP::MXF::SetObjectFactory(ASDCP::UL label, ASDCP::MXF::MXFObjectFactory_t factory) +{ + s_FactoryList.Insert(label, factory); +} + +// +ASDCP::MXF::InterchangeObject* +ASDCP::MXF::CreateObject(const Dictionary*& Dict, const UL& label) +{ + if ( ! s_TypesInit ) + { + Kumu::AutoMutex BlockLock(s_InitLock); + + if ( ! s_TypesInit ) + { + MXF::Metadata_InitTypes(Dict); + s_TypesInit = true; + } + } + + FLi_t i = s_FactoryList.find(label.Value()); + + if ( i == s_FactoryList.end() ) + return new InterchangeObject(Dict); + + return i->second(Dict); +} + + // // end MXF.cpp //