boost::shared_ptr<EPVideoTrack> EPVideoTrack::CreateVideoTrack( AxMobSlot& axMobSlot )
{
//1. Ensure the slot's data def is either picture or sound
AxDataDef axDataDef( axMobSlot.GetDataDef() );
if ( axDataDef.IsPictureKind() )
{
//2. Ensure the segment is a source clip.
AxSegment axSegment( axMobSlot.GetSegment() );
IAAFSourceClipSP spSrcClip;
if ( AxIsA( axSegment, spSrcClip ) )
{
//3. Ensure the source clip contains a source mob.
AxSourceClip axSrcClip( spSrcClip );
//4. Make sure that the referenced source mob is in this AAF file.
if ( IsReferenceInFile( axSrcClip ) )
{
AxMob axMob( axSrcClip.ResolveRef() );
IAAFSourceMobSP spSrcMob;
if ( AxIsA( axMob, spSrcMob ) )
{
//5. Ensure the source mob is a file source mob.
AxSourceMob axSrcMob( spSrcMob );
AxEssenceDescriptor descriptor( axSrcMob.GetEssenceDescriptor() );
IAAFFileDescriptorSP spFileDes;
if ( AxIsA( descriptor, spFileDes ) )
{
boost::shared_ptr<EPVideoTrack> spTrack( new EPVideoTrack( axMobSlot, axSrcClip, axSrcMob ) );
return spTrack;
}
}
}
}
}
//Return a null shared pointer if the mob slot does not contain an essence
//track.
return boost::shared_ptr<EPVideoTrack>();
}
void Aif2XtlSourceClipVisitor::PreOrderVisit( Aif2XtlSourceClipNode& node )
{
// If the source clip references a composition mob then we build the
// sub tree for that mob. If the sub tree also contains further
// sub compositions, these will be processed when
IAAFSourceClipSP spSourceClip;
spSourceClip = node.GetAif2XtlAAFObject();
AxSourceClip axSrcClip( spSourceClip );
AxMob axReferencedMob( axSrcClip.ResolveRef() );
IAAFCompositionMobSP spCompMob;
if ( !AxIsA( axReferencedMob, spCompMob ) ) {
return;
}
aafSourceRef_t srcRef = axSrcClip.GetSourceReference();
// Decorate this node so that we can easily distingquish it from
// other source clips (i.e. master and chained source clips)
// later on.
std::auto_ptr<Aif2XtlUnMasteredSourceClipDecoration> pSrcClipDec
( new Aif2XtlUnMasteredSourceClipDecoration );
node.PushDecoration( pSrcClipDec );
// Build a sub tree that includes only the referenced slot.
RejectUnreferencedSlots rejectAllSlotsButThisOne( srcRef.sourceSlotID );
std::auto_ptr<AifParseTreeNode> chainedSubTreeRoot
= AifBuildParseTree( axReferencedMob,
_nodeFactory,
rejectAllSlotsButThisOne );
node.AddChild( chainedSubTreeRoot );
}
void Aif2XtlSourceClipVisitor::PostOrderVisit( Aif2XtlSourceClipNode& node )
{
try {
IAAFSourceClipSP spChainedSourceClip = node.GetAif2XtlAAFObject();
AxSourceClip axSrcClip( spChainedSourceClip );
AxMob axReferencedMob( axSrcClip.ResolveRef() );
IAAFMasterMobSP spMasterMob;
if ( !AxIsA( axReferencedMob, spMasterMob ) ) {
return;
}
// Decorate this node so that we can easily distingquish it from
// other source clips (i.e. master and chained source clips)
// later on.
std::auto_ptr<Aif2XtlUnMasteredSourceClipDecoration> pSrcClipDec
( new Aif2XtlUnMasteredSourceClipDecoration );
node.PushDecoration( pSrcClipDec );
aafSourceRef_t srcRef = axSrcClip.GetSourceReference();
RejectUnreferencedSlots rejectAllSlotsButThisOne( srcRef.sourceSlotID );
std::auto_ptr<AifParseTreeNode> chainedSubTreeRoot
= AifBuildParseTree( axReferencedMob,
_nodeFactory,
rejectAllSlotsButThisOne );
Aif2XtlSourceClipNode* pRootSrcClipNode = 0;
bool notAtEndOfChain = GetChainedSourceClip( *chainedSubTreeRoot, GetLogStream(), &pRootSrcClipNode );
Aif2XtlSourceClipNode* pChainedSrcClipNode = pRootSrcClipNode;
// This is a master mob. It should never be the end of the chain.
assert(notAtEndOfChain);
node.AddChild( chainedSubTreeRoot );
while ( notAtEndOfChain ) {
spChainedSourceClip = pChainedSrcClipNode->GetAif2XtlAAFObject();
AxSourceClip axSrcClip( spChainedSourceClip );
AxMob axReferencedMob( axSrcClip.ResolveRef() );
aafSourceRef_t srcRef = axSrcClip.GetSourceReference();
RejectUnreferencedSlots rejectAllSlotsButThisOne( srcRef.sourceSlotID );
std::auto_ptr<AifParseTreeNode> chainedSubTreeRoot
= AifBuildParseTree( axReferencedMob,
_nodeFactory,
rejectAllSlotsButThisOne );
notAtEndOfChain = GetChainedSourceClip( *chainedSubTreeRoot, GetLogStream(), &pChainedSrcClipNode );
pRootSrcClipNode->AddChild( chainedSubTreeRoot );
}
}
catch( const AxExHResult& ex ) {
if ( ex.getHResult() != AAFRESULT_MOB_NOT_FOUND ) {
throw;
}
}
}
bool EPLocatorVisitor::PreOrderVisit( EPTypedObjNode<IAAFSourceMob, EPImportSource>& node )
{
AxSourceMob axSrcMob( node.GetAAFObjectOfType() );
AxImportDescriptor
axImpDes( AxQueryInterface<IAAFEssenceDescriptor, IAAFImportDescriptor>( axSrcMob.GetEssenceDescriptor() ) );
try
{
AxLocatorIter locIter( axImpDes.GetLocators() );
IAAFSmartPointer2<IAAFLocator> spLocator;
//REQ_EP_075
bool locatorFound = false;
while ( locIter.NextOne( spLocator ) )
{
//If this is a Network Locator
AxLocator axLocator( spLocator );
IAAFNetworkLocatorSP spNetLoc;
if ( AxIsA( axLocator, spNetLoc ) )
{
AxNetworkLocator axNetLoc( spNetLoc );
if ( CheckNetworkLocator( axNetLoc ) )
{
locatorFound = true;
break;
}
}
}
if ( !locatorFound )
{
wstring explain = L"EssenceDescriptor::Locator property of " +
this->GetMobName( axSrcMob, L"Import Source" ) +
L" does not include any NetworkLocators that complies "
L"with the constraints set out in Section 6.9 of the AAF Edit Protocol.";
_spTestResult->AddSingleResult( L"REQ_EP_075",
explain,
TestResult::FAIL,
node );
return false;
}
}
catch ( const AxExHResult& ex )
{
if ( ex.getHResult() != AAFRESULT_PROP_NOT_PRESENT )
{
throw ex;
}
wstring explain = this->GetMobName( axSrcMob, EPImportSource::GetName() ) +
L" does not have an EssenceDescriptor::Locator property.";
_spTestResult->AddSingleResult( L"REQ_EP_075",
explain,
TestResult::FAIL,
node );
return false;
}
return true;
}
bool EPLocatorVisitor::PreOrderVisit( EPTypedObjNode<IAAFSourceMob, EPFileSource>& node )
{
bool testPassed = true;
AxSourceMob axSrcMob( node.GetAAFObjectOfType() );
AxString mobName = this->GetMobName( axSrcMob, EPFileSource::GetName() );
try
{
//REQ_EP_059
AxFileDescriptor axFileDes( AxQueryInterface<IAAFEssenceDescriptor, IAAFFileDescriptor>( axSrcMob.GetEssenceDescriptor() ) );
AxContainerDef axContDef( axFileDes.GetContainerFormat() );
aafUID_t containerFormat = axContDef.GetAUID();
try
{
AxLocatorIter locIter( axFileDes.GetLocators() );
IAAFSmartPointer2<IAAFLocator> spLocator;
bool fileFound = false;
if ( containerFormat == kAAFContainerDef_External )
{
//REQ_EP_060
//Repeat until the iterator is out of mob slots.
while ( locIter.NextOne( spLocator ) )
{
AxLocator axLocator( spLocator );
AxString fileLocation = axLocator.GetPath();
//TODO: Determine if the file exists
if ( false )
{
fileFound = true;
break;
}
}
if ( !fileFound )
{
_spTestResult->AddSingleResult( L"REQ_EP_060",
L"EssenceDescriptor::Locator property of " +
mobName +
L" does not contain a locator pointing to any known file.",
TestResult::WARN,
node );
}
locIter.Reset();
}
else if ( containerFormat != kAAFContainerDef_AAF )
{
_spTestResult->AddSingleResult( L"REQ_EP_059",
L"Essence associated with " + mobName +
L" is neither internal or external.",
TestResult::FAIL,
node );
testPassed = false;
}
//REQ_EP_061
bool locatorFound = false;
while ( locIter.NextOne( spLocator ) )
{
//If this is a Network Locator
AxLocator axLocator( spLocator );
IAAFNetworkLocatorSP spNetLoc;
if ( AxIsA( axLocator, spNetLoc ) )
{
AxNetworkLocator axNetLoc( spNetLoc );
if ( CheckNetworkLocator( axNetLoc ) )
{
locatorFound = true;
break;
}
}
}
if ( !locatorFound )
{
wstring explain = L"EssenceDescriptor::Locator property of " + mobName +
L" does not include any NetworkLocators that complies with"
L" the constrains set out in Section 6.9 of the AAF Edit Protocol.";
_spTestResult->AddSingleResult( L"REQ_EP_061",
explain,
TestResult::WARN,
node );
}
}
catch ( const AxExHResult& ex )
{
if ( ex.getHResult() != AAFRESULT_PROP_NOT_PRESENT )
{
throw ex;
}
wstring explain = mobName + L" does not have an EssenceDescriptor::Locator property.";
_spTestResult->AddSingleResult( L"REQ_EP_060",
explain,
TestResult::WARN,
node );
_spTestResult->AddSingleResult( L"REQ_EP_061",
explain,
TestResult::WARN,
node );
}
}
catch ( const AxExHResult& ex )
{
if ( ex.getHResult() != AAFRESULT_PROP_NOT_PRESENT )
{
throw ex;
}
_spTestResult->AddSingleResult( L"REQ_EP_059",
mobName +
L" does not have a FileDescriptor::ContainerDefinition property.",
TestResult::FAIL,
node );
testPassed = false;
}
return testPassed;
}
