bool EbmlFloat::IsSmallerThan(const EbmlElement *Cmp) const
{
if (EbmlId(*this) == EbmlId(*Cmp))
return this->Value < static_cast<const EbmlFloat *>(Cmp)->Value;
else
return false;
}
bool EbmlDate::IsSmallerThan(const EbmlElement *Cmp) const
{
if (EbmlId(*this) == EbmlId(*Cmp))
return this->myDate < static_cast<const EbmlDate *>(Cmp)->myDate;
else
return false;
}
/*!
\warning Assume that the list has been sorted (Sort())
*/
const KaxCuePoint * KaxCues::GetTimecodePoint(uint64 aTimecode) const
{
uint64 TimecodeToLocate = aTimecode / GlobalTimecodeScale();
const KaxCuePoint * aPointPrev = NULL;
uint64 aPrevTime = 0;
uint64 aNextTime = EBML_PRETTYLONGINT(0xFFFFFFFFFFFF);
EBML_MASTER_CONST_ITERATOR Itr;
for (Itr = begin(); Itr != end(); ++Itr)
{
if (EbmlId(*(*Itr)) == EBML_ID(KaxCuePoint)) {
const KaxCuePoint *tmp = static_cast<const KaxCuePoint *>(*Itr);
// check the tile
const KaxCueTime *aTime = static_cast<const KaxCueTime *>(tmp->FindFirstElt(EBML_INFO(KaxCueTime)));
if (aTime != NULL)
{
uint64 _Time = uint64(*aTime);
if (_Time > aPrevTime && _Time < TimecodeToLocate) {
aPrevTime = _Time;
aPointPrev = tmp;
}
if (_Time < aNextTime && _Time > TimecodeToLocate) {
aNextTime= _Time;
}
}
}
}
return aPointPrev;
}
EbmlElement *
kax_file_c::read_one_element() {
if (m_segment_end && (m_in->getFilePointer() >= m_segment_end))
return nullptr;
int upper_lvl_el = 0;
EbmlElement *l1 = m_es->FindNextElement(EBML_CLASS_CONTEXT(KaxSegment), upper_lvl_el, 0xFFFFFFFFL, true);
if (!l1)
return nullptr;
const EbmlCallbacks *callbacks = find_ebml_callbacks(EBML_INFO(KaxSegment), EbmlId(*l1));
if (!callbacks)
callbacks = &EBML_CLASS_CALLBACK(KaxSegment);
EbmlElement *l2 = nullptr;
try {
l1->Read(*m_es.get(), EBML_INFO_CONTEXT(*callbacks), upper_lvl_el, l2, true);
} catch (libebml::CRTError &e) {
mxdebug_if(m_debug_resync, boost::format("exception reading element data: %1% (%2%)\n") % e.what() % e.getError());
m_in->setFilePointer(l1->GetElementPosition() + 1);
delete l1;
return nullptr;
}
unsigned long element_size = get_element_size(l1);
if (m_debug_resync)
mxinfo(boost::format("kax_file::read_one_element(): read element at %1% calculated size %2% stored size %3%\n")
% l1->GetElementPosition() % element_size % (l1->IsFiniteSize() ? (boost::format("%1%") % l1->ElementSize()).str() : std::string("unknown")));
m_in->setFilePointer(l1->GetElementPosition() + element_size, seek_beginning);
return l1;
}
void KaxCluster::ReleaseFrames()
{
EBML_MASTER_ITERATOR Itr;
for (Itr = begin(); Itr != end(); ++Itr) {
if (EbmlId(*(*Itr)) == EBML_ID(KaxBlockGroup)) {
static_cast<KaxBlockGroup*>(*Itr)->ReleaseFrames();
}
}
}
KaxCluster::KaxCluster(const KaxCluster & ElementToClone)
:EbmlMaster(ElementToClone)
,bSilentTracksUsed(ElementToClone.bSilentTracksUsed)
{
// update the parent of each children
EBML_MASTER_ITERATOR Itr = begin();
while (Itr != end()) {
if (EbmlId(**Itr) == EBML_ID(KaxBlockGroup)) {
static_cast<KaxBlockGroup *>(*Itr)->SetParent(*this);
} else if (EbmlId(**Itr) == EBML_ID(KaxBlock)) {
static_cast<KaxBlock *>(*Itr)->SetParent(*this);
#if MATROSKA_VERSION >= 2
} else if (EbmlId(**Itr) == EBML_ID(KaxBlockVirtual)) {
static_cast<KaxBlockVirtual *>(*Itr)->SetParent(*this);
#endif // MATROSKA_VERSION
}
++Itr;
}
}
EbmlElement *EbmlMaster::FindFirstElt(const EbmlCallbacks & Callbacks) const
{
size_t Index;
for (Index = 0; Index < ElementList.size(); Index++) {
if (EbmlId(*(ElementList[Index])) == EBML_INFO_ID(Callbacks))
return ElementList[Index];
}
return NULL;
}
EbmlElement *EbmlMaster::FindElt(const EbmlCallbacks & Callbacks) const
{
size_t Index;
for (Index = 0; Index < ElementList.size(); Index++) {
EbmlElement * tmp = ElementList[Index];
if (EbmlId(*tmp) == EBML_INFO_ID(Callbacks))
return tmp;
}
return NULL;
}
KaxSegment::KaxSegment(const KaxSegment & ElementToClone)
:EbmlMaster(ElementToClone)
{
// update the parent of each children
std::vector<EbmlElement *>::const_iterator Itr = ElementList.begin();
while (Itr != ElementList.end())
{
if (EbmlId(**Itr) == KaxCluster::ClassInfos.GlobalId) {
static_cast<KaxCluster *>(*Itr)->SetParent(*this);
}
}
}
KaxSegment::KaxSegment(const KaxSegment & ElementToClone)
:EbmlMaster(ElementToClone)
{
// update the parent of each children
EBML_MASTER_ITERATOR Itr = begin();
while (Itr != end())
{
if (EbmlId(**Itr) == EBML_ID(KaxCluster)) {
static_cast<KaxCluster *>(*Itr)->SetParent(*this);
}
++Itr;
}
}
bool KaxCuePoint::IsSmallerThan(const EbmlElement * EltB) const
{
assert(EbmlId(*this) == EBML_ID(KaxCuePoint));
assert(EbmlId(*EltB) == EBML_ID(KaxCuePoint));
const KaxCuePoint & theEltB = *static_cast<const KaxCuePoint *>(EltB);
// compare timecode
const KaxCueTime * TimeCodeA = static_cast<const KaxCueTime *>(FindElt(EBML_INFO(KaxCueTime)));
if (TimeCodeA == NULL)
return false;
const KaxCueTime * TimeCodeB = static_cast<const KaxCueTime *>(theEltB.FindElt(EBML_INFO(KaxCueTime)));
if (TimeCodeB == NULL)
return false;
if (TimeCodeA->IsSmallerThan(TimeCodeB))
return true;
if (TimeCodeB->IsSmallerThan(TimeCodeA))
return false;
// compare tracks (timecodes are equal)
const KaxCueTrack * TrackA = static_cast<const KaxCueTrack *>(FindElt(EBML_INFO(KaxCueTrack)));
if (TrackA == NULL)
return false;
const KaxCueTrack * TrackB = static_cast<const KaxCueTrack *>(theEltB.FindElt(EBML_INFO(KaxCueTrack)));
if (TrackB == NULL)
return false;
if (TrackA->IsSmallerThan(TrackB))
return true;
if (TrackB->IsSmallerThan(TrackA))
return false;
return false;
}
EbmlElement *EbmlMaster::FindFirstElt(const EbmlCallbacks & Callbacks, bool bCreateIfNull)
{
size_t Index;
for (Index = 0; Index < ElementList.size(); Index++) {
if (ElementList[Index] && EbmlId(*(ElementList[Index])) == EBML_INFO_ID(Callbacks))
return ElementList[Index];
}
if (bCreateIfNull) {
// add the element
EbmlElement *NewElt = &EBML_INFO_CREATE(Callbacks);
if (NewElt == NULL)
return NULL;
if (!PushElement(*NewElt)) {
delete NewElt;
NewElt = NULL;
}
return NewElt;
}
return NULL;
}
/*!
\todo better zero copy handling
*/
filepos_t KaxInternalBlock::ReadData(IOCallback & input, ScopeMode ReadFully)
{
filepos_t Result;
FirstFrameLocation = input.getFilePointer(); // will be updated accordingly below
if (ReadFully == SCOPE_ALL_DATA)
{
Result = EbmlBinary::ReadData(input, ReadFully);
binary *cursor = EbmlBinary::GetBuffer();
uint8 BlockHeadSize = 4;
// update internal values
TrackNumber = *cursor++;
if ((TrackNumber & 0x80) == 0) {
// there is extra data
if ((TrackNumber & 0x40) == 0) {
// We don't support track numbers that large !
return Result;
}
TrackNumber = (TrackNumber & 0x3F) << 8;
TrackNumber += *cursor++;
BlockHeadSize++;
} else {
TrackNumber &= 0x7F;
}
big_int16 b16;
b16.Eval(cursor);
LocalTimecode = int16(b16);
bLocalTimecodeUsed = true;
cursor += 2;
if (EbmlId(*this) == EBML_ID(KaxSimpleBlock)) {
bIsKeyframe = (*cursor & 0x80) != 0;
bIsDiscardable = (*cursor & 0x01) != 0;
}
mInvisible = (*cursor & 0x08) >> 3;
mLacing = LacingType((*cursor++ & 0x06) >> 1);
// put all Frames in the list
if (mLacing == LACING_NONE) {
FirstFrameLocation += cursor - EbmlBinary::GetBuffer();
DataBuffer * soloFrame = new DataBuffer(cursor, GetSize() - BlockHeadSize);
myBuffers.push_back(soloFrame);
SizeList.resize(1);
SizeList[0] = GetSize() - BlockHeadSize;
} else {
// read the number of frames in the lace
uint32 LastBufferSize = GetSize() - BlockHeadSize - 1; // 1 for number of frame
uint8 FrameNum = *cursor++; // number of frames in the lace - 1
// read the list of frame sizes
uint8 Index;
int32 FrameSize;
uint32 SizeRead;
uint64 SizeUnknown;
SizeList.resize(FrameNum + 1);
switch (mLacing)
{
case LACING_XIPH:
for (Index=0; Index<FrameNum; Index++) {
// get the size of the frame
FrameSize = 0;
do {
FrameSize += uint8(*cursor);
LastBufferSize--;
} while (*cursor++ == 0xFF);
SizeList[Index] = FrameSize;
LastBufferSize -= FrameSize;
}
SizeList[Index] = LastBufferSize;
break;
case LACING_EBML:
SizeRead = LastBufferSize;
FrameSize = ReadCodedSizeValue(cursor, SizeRead, SizeUnknown);
SizeList[0] = FrameSize;
cursor += SizeRead;
LastBufferSize -= FrameSize + SizeRead;
for (Index=1; Index<FrameNum; Index++) {
// get the size of the frame
SizeRead = LastBufferSize;
FrameSize += ReadCodedSizeSignedValue(cursor, SizeRead, SizeUnknown);
SizeList[Index] = FrameSize;
cursor += SizeRead;
LastBufferSize -= FrameSize + SizeRead;
}
SizeList[Index] = LastBufferSize;
break;
case LACING_FIXED:
for (Index=0; Index<=FrameNum; Index++) {
// get the size of the frame
SizeList[Index] = LastBufferSize / (FrameNum + 1);
}
break;
default: // other lacing not supported
assert(0);
}
FirstFrameLocation += cursor - EbmlBinary::GetBuffer();
for (Index=0; Index<=FrameNum; Index++) {
DataBuffer * lacedFrame = new DataBuffer(cursor, SizeList[Index]);
myBuffers.push_back(lacedFrame);
cursor += SizeList[Index];
}
}
SetValueIsSet();
}
/*!
\todo better zero copy handling
*/
filepos_t KaxInternalBlock::ReadData(IOCallback & input, ScopeMode ReadFully)
{
filepos_t Result;
FirstFrameLocation = input.getFilePointer(); // will be updated accordingly below
SetValueIsSet(false);
try {
if (ReadFully == SCOPE_ALL_DATA) {
Result = EbmlBinary::ReadData(input, ReadFully);
if (Result != GetSize())
throw SafeReadIOCallback::EndOfStreamX(GetSize() - Result);
binary *BufferStart = EbmlBinary::GetBuffer();
SafeReadIOCallback Mem(*this);
uint8 BlockHeadSize = 4;
// update internal values
TrackNumber = Mem.GetUInt8();
if ((TrackNumber & 0x80) == 0) {
// there is extra data
if ((TrackNumber & 0x40) == 0) {
// We don't support track numbers that large !
throw SafeReadIOCallback::EndOfStreamX(0);
}
TrackNumber = (TrackNumber & 0x3F) << 8;
TrackNumber += Mem.GetUInt8();
BlockHeadSize++;
} else {
TrackNumber &= 0x7F;
}
LocalTimecode = int16(Mem.GetUInt16BE());
bLocalTimecodeUsed = true;
uint8 Flags = Mem.GetUInt8();
if (EbmlId(*this) == EBML_ID(KaxSimpleBlock)) {
bIsKeyframe = (Flags & 0x80) != 0;
bIsDiscardable = (Flags & 0x01) != 0;
}
mInvisible = (Flags & 0x08) >> 3;
mLacing = LacingType((Flags & 0x06) >> 1);
// put all Frames in the list
if (mLacing == LACING_NONE) {
FirstFrameLocation += Mem.GetPosition();
DataBuffer * soloFrame = new DataBuffer(BufferStart + Mem.GetPosition(), GetSize() - BlockHeadSize);
myBuffers.push_back(soloFrame);
SizeList.resize(1);
SizeList[0] = GetSize() - BlockHeadSize;
} else {
// read the number of frames in the lace
uint32 LastBufferSize = GetSize() - BlockHeadSize - 1; // 1 for number of frame
uint8 FrameNum = Mem.GetUInt8(); // number of frames in the lace - 1
// read the list of frame sizes
uint8 Index;
int32 FrameSize;
uint32 SizeRead;
uint64 SizeUnknown;
SizeList.resize(FrameNum + 1);
switch (mLacing) {
case LACING_XIPH:
for (Index=0; Index<FrameNum; Index++) {
// get the size of the frame
FrameSize = 0;
uint8 Value;
do {
Value = Mem.GetUInt8();
FrameSize += Value;
LastBufferSize--;
} while (Value == 0xFF);
SizeList[Index] = FrameSize;
LastBufferSize -= FrameSize;
}
SizeList[Index] = LastBufferSize;
break;
case LACING_EBML:
SizeRead = LastBufferSize;
FrameSize = ReadCodedSizeValue(BufferStart + Mem.GetPosition(), SizeRead, SizeUnknown);
SizeList[0] = FrameSize;
Mem.Skip(SizeRead);
LastBufferSize -= FrameSize + SizeRead;
for (Index=1; Index<FrameNum; Index++) {
// get the size of the frame
SizeRead = LastBufferSize;
FrameSize += ReadCodedSizeSignedValue(BufferStart + Mem.GetPosition(), SizeRead, SizeUnknown);
SizeList[Index] = FrameSize;
Mem.Skip(SizeRead);
LastBufferSize -= FrameSize + SizeRead;
}
if (Index <= FrameNum) // Safety check if FrameNum == 0
SizeList[Index] = LastBufferSize;
break;
case LACING_FIXED:
for (Index=0; Index<=FrameNum; Index++) {
// get the size of the frame
SizeList[Index] = LastBufferSize / (FrameNum + 1);
}
break;
default: // other lacing not supported
assert(0);
}
FirstFrameLocation += Mem.GetPosition();
for (Index=0; Index<=FrameNum; Index++) {
DataBuffer * lacedFrame = new DataBuffer(BufferStart + Mem.GetPosition(), SizeList[Index]);
myBuffers.push_back(lacedFrame);
Mem.Skip(SizeList[Index]);
}
}
binary *BufferEnd = BufferStart + GetSize();
size_t NumFrames = myBuffers.size();
// Sanity checks for frame pointers and boundaries.
for (size_t Index = 0; Index < NumFrames; ++Index) {
binary *FrameStart = myBuffers[Index]->Buffer();
binary *FrameEnd = FrameStart + myBuffers[Index]->Size();
binary *ExpectedEnd = (Index + 1) < NumFrames ? myBuffers[Index + 1]->Buffer() : BufferEnd;
if ((FrameStart < BufferStart) || (FrameEnd > BufferEnd) || (FrameEnd != ExpectedEnd))
throw SafeReadIOCallback::EndOfStreamX(0);
}
SetValueIsSet();
} else if (ReadFully == SCOPE_PARTIAL_DATA) {
binary _TempHead[5];
Result = input.read(_TempHead, 5);
if (Result != 5)
throw SafeReadIOCallback::EndOfStreamX(0);
binary *cursor = _TempHead;
binary *_tmpBuf;
uint8 BlockHeadSize = 4;
// update internal values
TrackNumber = *cursor++;
if ((TrackNumber & 0x80) == 0) {
// there is extra data
if ((TrackNumber & 0x40) == 0) {
// We don't support track numbers that large !
return Result;
}
TrackNumber = (TrackNumber & 0x3F) << 8;
TrackNumber += *cursor++;
BlockHeadSize++;
} else {
TrackNumber &= 0x7F;
}
big_int16 b16;
b16.Eval(cursor);
LocalTimecode = int16(b16);
bLocalTimecodeUsed = true;
cursor += 2;
if (EbmlId(*this) == EBML_ID(KaxSimpleBlock)) {
bIsKeyframe = (*cursor & 0x80) != 0;
bIsDiscardable = (*cursor & 0x01) != 0;
}
mInvisible = (*cursor & 0x08) >> 3;
mLacing = LacingType((*cursor++ & 0x06) >> 1);
if (cursor == &_TempHead[4]) {
_TempHead[0] = _TempHead[4];
} else {
Result += input.read(_TempHead, 1);
}
FirstFrameLocation += cursor - _TempHead;
// put all Frames in the list
if (mLacing != LACING_NONE) {
// read the number of frames in the lace
uint32 LastBufferSize = GetSize() - BlockHeadSize - 1; // 1 for number of frame
uint8 FrameNum = _TempHead[0]; // number of frames in the lace - 1
// read the list of frame sizes
uint8 Index;
int32 FrameSize;
uint32 SizeRead;
uint64 SizeUnknown;
SizeList.resize(FrameNum + 1);
switch (mLacing) {
case LACING_XIPH:
for (Index=0; Index<FrameNum; Index++) {
// get the size of the frame
FrameSize = 0;
do {
Result += input.read(_TempHead, 1);
FrameSize += uint8(_TempHead[0]);
LastBufferSize--;
FirstFrameLocation++;
} while (_TempHead[0] == 0xFF);
FirstFrameLocation++;
SizeList[Index] = FrameSize;
LastBufferSize -= FrameSize;
}
SizeList[Index] = LastBufferSize;
break;
case LACING_EBML:
SizeRead = LastBufferSize;
cursor = _tmpBuf = new binary[FrameNum*4]; /// \warning assume the mean size will be coded in less than 4 bytes
Result += input.read(cursor, FrameNum*4);
FrameSize = ReadCodedSizeValue(cursor, SizeRead, SizeUnknown);
SizeList[0] = FrameSize;
cursor += SizeRead;
LastBufferSize -= FrameSize + SizeRead;
for (Index=1; Index<FrameNum; Index++) {
// get the size of the frame
SizeRead = LastBufferSize;
FrameSize += ReadCodedSizeSignedValue(cursor, SizeRead, SizeUnknown);
SizeList[Index] = FrameSize;
cursor += SizeRead;
LastBufferSize -= FrameSize + SizeRead;
}
FirstFrameLocation += cursor - _tmpBuf;
SizeList[Index] = LastBufferSize;
delete [] _tmpBuf;
break;
case LACING_FIXED:
for (Index=0; Index<=FrameNum; Index++) {
// get the size of the frame
SizeList[Index] = LastBufferSize / (FrameNum + 1);
}
break;
default: // other lacing not supported
assert(0);
}
} else {
SizeList.resize(1);
SizeList[0] = GetSize() - BlockHeadSize;
}
SetValueIsSet(false);
Result = GetSize();
} else {
/*!
\todo only put the Blocks written in the cue entries
*/
filepos_t KaxCluster::Render(IOCallback & output, KaxCues & CueToUpdate, bool bSaveDefault)
{
filepos_t Result = 0;
size_t Index;
EBML_MASTER_ITERATOR TrkItr, Itr;
// update the Timecode of the Cluster before writing
KaxClusterTimecode * Timecode = static_cast<KaxClusterTimecode *>(this->FindElt(EBML_INFO(KaxClusterTimecode)));
*static_cast<EbmlUInteger *>(Timecode) = GlobalTimecode() / GlobalTimecodeScale();
if (Blobs.size() == 0) {
// old-school direct KaxBlockGroup
// SilentTracks handling
// check the parent cluster for existing tracks and see if they are contained in this cluster or not
if (bSilentTracksUsed) {
KaxTracks & MyTracks = *static_cast<KaxTracks *>(ParentSegment->FindElt(EBML_INFO(KaxTracks)));
for (TrkItr = MyTracks.begin(); TrkItr != MyTracks.end(); ++TrkItr) {
if (EbmlId(*(*TrkItr)) == EBML_ID(KaxTrackEntry)) {
KaxTrackEntry & entry = *static_cast<KaxTrackEntry *>(*TrkItr);
uint32 tracknum = entry.TrackNumber();
for (Itr = begin(); Itr != end(); ++Itr) {
if (EbmlId(*(*Itr)) == EBML_ID(KaxBlockGroup)) {
KaxBlockGroup & group = *static_cast<KaxBlockGroup *>(*Itr);
if (group.TrackNumber() == tracknum)
break; // this track is used
}
}
// the track wasn't found in this cluster
if (Itr == end()) {
KaxClusterSilentTracks * SilentTracks = static_cast<KaxClusterSilentTracks *>(this->FindFirstElt(EBML_INFO(KaxClusterSilentTracks)));
assert(SilentTracks != NULL); // the flag bSilentTracksUsed should be set when creating the Cluster
KaxClusterSilentTrackNumber * trackelt = static_cast<KaxClusterSilentTrackNumber *>(SilentTracks->AddNewElt(EBML_INFO(KaxClusterSilentTrackNumber)));
*static_cast<EbmlUInteger *>(trackelt) = tracknum;
}
}
}
}
Result = EbmlMaster::Render(output, bSaveDefault);
// For all Blocks add their position on the CueEntry
for (Itr = begin(); Itr != end(); ++Itr) {
if (EbmlId(*(*Itr)) == EBML_ID(KaxBlockGroup)) {
CueToUpdate.PositionSet(*static_cast<const KaxBlockGroup *>(*Itr));
}
}
} else {
// new school, using KaxBlockBlob
for (Index = 0; Index<Blobs.size(); Index++) {
#if MATROSKA_VERSION >= 2
if (Blobs[Index]->IsSimpleBlock())
PushElement( (KaxSimpleBlock&) *Blobs[Index] );
else
#endif
PushElement( (KaxBlockGroup&) *Blobs[Index] );
}
// SilentTracks handling
// check the parent cluster for existing tracks and see if they are contained in this cluster or not
if (bSilentTracksUsed) {
KaxTracks & MyTracks = *static_cast<KaxTracks *>(ParentSegment->FindElt(EBML_INFO(KaxTracks)));
for (TrkItr = MyTracks.begin(); TrkItr != MyTracks.end(); ++TrkItr) {
if (EbmlId(*(*TrkItr)) == EBML_ID(KaxTrackEntry)) {
KaxTrackEntry & entry = *static_cast<KaxTrackEntry *>(*TrkItr);
uint32 tracknum = entry.TrackNumber();
for (Index = 0; Index<Blobs.size(); Index++) {
if (((KaxInternalBlock&)*Blobs[Index]).TrackNum() == tracknum)
break; // this track is used
}
// the track wasn't found in this cluster
if (Index == ListSize()) {
KaxClusterSilentTracks * SilentTracks = static_cast<KaxClusterSilentTracks *>(this->FindFirstElt(EBML_INFO(KaxClusterSilentTracks)));
assert(SilentTracks != NULL); // the flag bSilentTracksUsed should be set when creating the Cluster
KaxClusterSilentTrackNumber * trackelt = static_cast<KaxClusterSilentTrackNumber *>(SilentTracks->AddNewElt(EBML_INFO(KaxClusterSilentTrackNumber)));
*static_cast<EbmlUInteger *>(trackelt) = tracknum;
}
}
}
}
Result = EbmlMaster::Render(output, bSaveDefault);
// For all Blocks add their position on the CueEntry
for (Index = 0; Index<Blobs.size(); Index++) {
CueToUpdate.PositionSet(*Blobs[Index]);
}
Blobs.clear();
}
return Result;
}
static void
write_changes(options_cptr &options,
kax_analyzer_c *analyzer) {
std::vector<EbmlId> ids_to_write;
ids_to_write.push_back(KaxInfo::ClassInfos.GlobalId);
ids_to_write.push_back(KaxTracks::ClassInfos.GlobalId);
ids_to_write.push_back(KaxTags::ClassInfos.GlobalId);
ids_to_write.push_back(KaxChapters::ClassInfos.GlobalId);
ids_to_write.push_back(KaxAttachments::ClassInfos.GlobalId);
for (auto &id_to_write : ids_to_write) {
for (auto &target : options->m_targets) {
if (!target->get_level1_element())
continue;
EbmlMaster &l1_element = *target->get_level1_element();
if (id_to_write != l1_element.Generic().GlobalId)
continue;
mxverb(2, boost::format(Y("Element %1% is written.\n")) % l1_element.Generic().DebugName);
kax_analyzer_c::update_element_result_e result = l1_element.ListSize() ? analyzer->update_element(&l1_element, true) : analyzer->remove_elements(EbmlId(l1_element));
if (kax_analyzer_c::uer_success != result)
display_update_element_result(l1_element.Generic(), result);
break;
}
}
}
