An ImportFileHandle for AUP files (pre-AUP3) More...

Inheritance diagram for AUPImportFileHandle:

Collaboration diagram for AUPImportFileHandle:

Classes
struct	fileinfo

struct	node

Public Member Functions
	AUPImportFileHandle (const FilePath &name, AudacityProject *project)

	~AUPImportFileHandle ()

TranslatableString	GetErrorMessage () const override

TranslatableString	GetFileDescription () override

ByteCount	GetFileUncompressedBytes () override

void	Import (ImportProgressListener &progressListener, WaveTrackFactory trackFactory, TrackHolders &outTracks, Tags tags) override

wxInt32	GetStreamCount () override

const TranslatableStrings &	GetStreamInfo () override

void	SetStreamUsage (wxInt32 WXUNUSED(StreamID), bool WXUNUSED(Use)) override

bool	Open ()

Public Member Functions inherited from ImportFileHandleEx
	ImportFileHandleEx (const FilePath &filename)

FilePath	GetFilename () const override

void	Cancel () override

void	Stop () override

Public Member Functions inherited from ImportFileHandle
virtual	~ImportFileHandle ()

virtual FilePath	GetFilename () const =0

virtual TranslatableString	GetErrorMessage () const

virtual TranslatableString	GetFileDescription ()=0

virtual ByteCount	GetFileUncompressedBytes ()=0

virtual wxInt32	GetStreamCount ()=0

virtual const TranslatableStrings &	GetStreamInfo ()=0

virtual void	SetStreamUsage (wxInt32 StreamID, bool Use)=0

virtual void	Import (ImportProgressListener &progressListener, WaveTrackFactory trackFactory, TrackHolders &outTracks, Tags tags)=0

virtual void	Cancel ()=0

virtual void	Stop ()=0

Public Member Functions inherited from XMLTagHandler
	XMLTagHandler ()

virtual	~XMLTagHandler ()

virtual bool	HandleXMLTag (const std::string_view &tag, const AttributesList &attrs)=0

virtual void	HandleXMLEndTag (const std::string_view &WXUNUSED(tag))

virtual void	HandleXMLContent (const std::string_view &WXUNUSED(content))

virtual XMLTagHandler *	HandleXMLChild (const std::string_view &tag)=0

void	ReadXMLEndTag (const char *tag)

void	ReadXMLContent (const char *s, int len)

XMLTagHandler *	ReadXMLChild (const char *tag)

Private Types
using	stack = std::vector< struct node >

using	BlockFileMap = std::map< wxString, std::pair< FilePath, std::shared_ptr< SampleBlock > > >

Private Member Functions
bool	HandleXMLTag (const std::string_view &tag, const AttributesList &attrs) override

void	HandleXMLEndTag (const std::string_view &tag) override

XMLTagHandler *	HandleXMLChild (const std::string_view &tag) override

bool	HandleProject (XMLTagHandler *&handle)

bool	HandleLabelTrack (XMLTagHandler *&handle)

bool	HandleNoteTrack (XMLTagHandler *&handle)

bool	HandleTimeTrack (XMLTagHandler *&handle)

bool	HandleWaveTrack (XMLTagHandler *&handle)

bool	HandleTags (XMLTagHandler *&handle)

bool	HandleTag (XMLTagHandler *&handle)

bool	HandleLabel (XMLTagHandler *&handle)

bool	HandleWaveClip (XMLTagHandler *&handle)

bool	HandleSequence (XMLTagHandler *&handle)

bool	HandleWaveBlock (XMLTagHandler *&handle)

bool	HandleEnvelope (XMLTagHandler *&handle)

bool	HandleControlPoint (XMLTagHandler *&handle)

bool	HandleSimpleBlockFile (XMLTagHandler *&handle)

bool	HandleSilentBlockFile (XMLTagHandler *&handle)

bool	HandlePCMAliasBlockFile (XMLTagHandler *&handle)

bool	HandleImport (XMLTagHandler *&handle)

void	AddFile (sampleCount len, sampleFormat format, const FilePath &blockFilename=wxEmptyString, const FilePath &audioFilename=wxEmptyString, sampleCount origin=0, int channel=0)

bool	AddSilence (sampleCount len)

bool	AddSamples (const FilePath &blockFilename, const FilePath &audioFilename, sampleCount len, sampleFormat format, sampleCount origin=0, int channel=0)

bool	SetError (const TranslatableString &msg)

bool	SetWarning (const TranslatableString &msg)

Private Attributes
AudacityProject &	mProject

Tags *	mTags

struct {
}	mProjectAttrs

std::vector< fileinfo >	mFiles

sampleCount	mTotalSamples

sampleFormat	mFormat

unsigned long	mNumChannels

stack	mHandlers

std::string	mParentTag

std::string	mCurrentTag

AttributesList	mAttrs

wxFileName	mProjDir

BlockFileMap	mFileMap

WaveTrack *	mWaveTrack

WaveClip *	mClip

std::vector< WaveClip * >	mClips

TranslatableString	mErrorMsg

bool	mHasParseError { false }

Additional Inherited Members
Public Types inherited from ImportFileHandle
using	ByteCount = unsigned long long

Protected Member Functions inherited from ImportFileHandleEx
void	BeginImport ()

bool	IsCancelled () const noexcept

bool	IsStopped () const noexcept

Detailed Description

An ImportFileHandle for AUP files (pre-AUP3)

Definition at line 81 of file ImportAUP.cpp.

Member Typedef Documentation

◆ BlockFileMap

using AUPImportFileHandle::BlockFileMap = std::map<wxString, std::pair<FilePath, std::shared_ptr<SampleBlock> >>

private

Definition at line 209 of file ImportAUP.cpp.

◆ stack

using AUPImportFileHandle::stack = std::vector<struct node>

private

Definition at line 115 of file ImportAUP.cpp.

Constructor & Destructor Documentation

◆ AUPImportFileHandle()

AUPImportFileHandle::AUPImportFileHandle	(	const FilePath &	name,
		AudacityProject *	project
	)

Definition at line 280 of file ImportAUP.cpp.

:  ImportFileHandleEx(fileName),
   mProject(*project)
{
}

◆ ~AUPImportFileHandle()

AUPImportFileHandle::~AUPImportFileHandle ( )

Definition at line 287 of file ImportAUP.cpp.

288{

289}

Member Function Documentation

◆ AddFile()

void AUPImportFileHandle::AddFile	(	sampleCount	len,
		sampleFormat	format,
		const FilePath &	blockFilename = `wxEmptyString`,
		const FilePath &	audioFilename = `wxEmptyString`,
		sampleCount	origin = `0`,
		int	channel = `0`
	)

private

Definition at line 1408 of file ImportAUP.cpp.

{
   fileinfo fi = {};
   fi.track = mWaveTrack;
   fi.clip = mClip;
   fi.blockFile = blockFilename;
   fi.audioFile = audioFilename;
   fi.len = len;
   fi.format = format,
   fi.origin = origin,
   fi.channel = channel;
 
   mFiles.push_back(fi);
 
   mTotalSamples += len;
}

References AUPImportFileHandle::fileinfo::audioFile, AUPImportFileHandle::fileinfo::blockFile, AUPImportFileHandle::fileinfo::channel, AUPImportFileHandle::fileinfo::clip, AUPImportFileHandle::fileinfo::format, anonymous_namespace{ExportPCM.cpp}::format, AUPImportFileHandle::fileinfo::len, mClip, mFiles, mTotalSamples, mWaveTrack, AUPImportFileHandle::fileinfo::origin, and AUPImportFileHandle::fileinfo::track.

Referenced by HandlePCMAliasBlockFile(), HandleSilentBlockFile(), and HandleSimpleBlockFile().

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◆ AddSamples()

bool AUPImportFileHandle::AddSamples	(	const FilePath &	blockFilename,
		const FilePath &	audioFilename,
		sampleCount	len,
		sampleFormat	format,
		sampleCount	origin = `0`,
		int	channel = `0`
	)

private

Definition at line 1451 of file ImportAUP.cpp.

{
   auto pClip = mClip ? mClip : mWaveTrack->RightmostOrNewClip();
   auto &pBlock = mFileMap[wxFileNameFromPath(blockFilename)].second;
   if (pBlock) {
      // Replicate the sharing of blocks
      if (pClip->GetWidth() != 1)
         return false;
      pClip->AppendSharedBlock( pBlock );
      return true;
   }
 
   // Third party library has its own type alias, check it before
   // adding origin + size_t
   static_assert(sizeof(sampleCount::type) <= sizeof(sf_count_t),
                 "Type sf_count_t is too narrow to hold a sampleCount");
 
   SF_INFO info;
   memset(&info, 0, sizeof(info));
 
   wxFile f; // will be closed when it goes out of scope
   SNDFILE *sf = nullptr;
   bool success = false;
 
#ifndef UNCAUGHT_EXCEPTIONS_UNAVAILABLE
   const auto uncaughtExceptionsCount = std::uncaught_exceptions();
#endif
 
   auto cleanup = finally([&]
   {
      // Do this before any throwing might happen
      if (sf)
      {
         SFCall<int>(sf_close, sf);
      }
 
      if (!success)
      {
         SetWarning(XO("Error while processing %s\n\nInserting silence.").Format(audioFilename));
 
         // If we are unwinding for an exception, don't do another
         // potentially throwing operation
#ifdef UNCAUGHT_EXCEPTIONS_UNAVAILABLE
         if (!std::uncaught_exception())
#else
         if (uncaughtExceptionsCount == std::uncaught_exceptions())
#endif
            // If this does throw, let that propagate, don't guard the call
            AddSilence(len);
      }
   });
 
   if (!f.Open(audioFilename))
   {
      SetWarning(XO("Failed to open %s").Format(audioFilename));
 
      return true;
   }
 
   // Even though there is an sf_open() that takes a filename, use the one that
   // takes a file descriptor since wxWidgets can open a file with a Unicode name and
   // libsndfile can't (under Windows).
   sf = SFCall<SNDFILE*>(sf_open_fd, f.fd(), SFM_READ, &info, FALSE);
   if (!sf)
   {
      SetWarning(XO("Failed to open %s").Format(audioFilename));
 
      return true;
   }
 
   if (origin > 0)
   {
      if (SFCall<sf_count_t>(sf_seek, sf, origin.as_long_long(), SEEK_SET) < 0)
      {
         SetWarning(XO("Failed to seek to position %lld in %s")
            .Format(origin.as_long_long(), audioFilename));
 
         return true;
      }
   }
 
   sf_count_t cnt = len.as_size_t();
   int channels = info.channels;
 
   wxASSERT(channels >= 1);
   wxASSERT(channel < channels);
 
   SampleBuffer buffer(cnt, format);
   samplePtr bufptr = buffer.ptr();
 
   size_t framesRead = 0;
 
   // These cases preserve the logic formerly in BlockFile.cpp,
   // which was deleted at commit 98d1468.
   if (channels == 1 && format == int16Sample && sf_subtype_is_integer(info.format))
   {
      // If both the src and dest formats are integer formats,
      // read integers directly from the file, conversions not needed
      framesRead = SFCall<sf_count_t>(sf_readf_short, sf, (short *) bufptr, cnt);
   }
   else if (channels == 1 && format == int24Sample && sf_subtype_is_integer(info.format))
   {
      framesRead = SFCall<sf_count_t>(sf_readf_int, sf, (int *) bufptr, cnt);
      if (framesRead != cnt)
      {
         SetWarning(XO("Unable to read %lld samples from %s")
            .Format(cnt, audioFilename));
 
         return true;
      }
 
      // libsndfile gave us the 3 byte sample in the 3 most
      // significant bytes -- we want it in the 3 least
      // significant bytes.
      int *intPtr = (int *) bufptr;
      for (size_t i = 0; i < framesRead; i++)
      {
         intPtr[i] = intPtr[i] >> 8;
      }
   }
   else if (format == int16Sample && !sf_subtype_more_than_16_bits(info.format))
   {
      // Special case: if the file is in 16-bit (or less) format,
      // and the calling method wants 16-bit data, go ahead and
      // read 16-bit data directly.  This is a pretty common
      // case, as most audio files are 16-bit.
      SampleBuffer temp(cnt * channels, int16Sample);
      short *tmpptr = (short *) temp.ptr();
 
      framesRead = SFCall<sf_count_t>(sf_readf_short, sf, tmpptr, cnt);
      if (framesRead != cnt)
      {
         SetWarning(XO("Unable to read %lld samples from %s")
            .Format(cnt, audioFilename));
 
         return true;
      }
 
      for (size_t i = 0; i < framesRead; i++)
      {
         ((short *)bufptr)[i] = tmpptr[(channels * i) + channel];
      }
   }
   else
   {
      /*
       Therefore none of the three cases above:
      !(channels == 1 && format == int16Sample && sf_subtype_is_integer(info.format))
       &&
      !(channels == 1 && format == int24Sample && sf_subtype_is_integer(info.format))
       &&
      !(format == int16Sample && !sf_subtype_more_than_16_bits(info.format))
 
       So format is not 16 bits with wider file format (third conjunct),
       but still maybe it is 24 bits with float file format (second conjunct).
       */
 
      // Otherwise, let libsndfile handle the conversion and
      // scaling, and pass us normalized data as floats.  We can
      // then convert to whatever format we want.
      SampleBuffer tmpbuf(cnt * channels, floatSample);
      float *tmpptr = (float *) tmpbuf.ptr();
 
      framesRead = SFCall<sf_count_t>(sf_readf_float, sf, tmpptr, cnt);
      if (framesRead != cnt)
      {
         SetWarning(XO("Unable to read %lld samples from %s")
            .Format(cnt, audioFilename));
 
         return true;
      }
 
      /*
       Dithering will happen in CopySamples if format is 24 bits.
       Should that be done?
 
       Either the file is an ordinary simple block file -- and presumably the
       track was saved specifying a matching format, so format is float and
       there is no dithering.
 
       Or else this is the very unusual case of an .auf file, importing PCM data
       on demand.  The destination format is narrower, requiring dither, only
       if the user also specified a narrow format for the track.  In such a
       case, dithering is right.
       */
      CopySamples((samplePtr)(tmpptr + channel),
                  floatSample,
                  bufptr,
                  format,
                  framesRead,
                  gHighQualityDither /* high quality by default */,
                  channels /* source stride */);
   }
 
   wxASSERT(mClip || mWaveTrack);
 
   // Add the samples to the clip/track
   if (pClip)
   {
      if (pClip->GetWidth() != 1)
         return false;
      pBlock = pClip->AppendNewBlock(bufptr, format, cnt);
   }
 
   // Let the finally block know everything is good
   success = true;
 
   return true;
}

References AddSilence(), sampleCount::as_long_long(), sampleCount::as_size_t(), CopySamples(), floatSample, anonymous_namespace{ExportPCM.cpp}::format, gHighQualityDither, int16Sample, int24Sample, mClip, mFileMap, mWaveTrack, SampleBuffer::ptr(), WaveTrack::RightmostOrNewClip(), SetWarning(), sf_subtype_is_integer(), sf_subtype_more_than_16_bits(), and XO().

Referenced by Import().

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◆ AddSilence()

bool AUPImportFileHandle::AddSilence ( sampleCount len )

private

Definition at line 1430 of file ImportAUP.cpp.

{
   wxASSERT(mClip || mWaveTrack);
 
   if (mClip)
   {
      mClip->InsertSilence(mClip->GetPlayEndTime(), mWaveTrack->LongSamplesToTime(len));
   }
   else if (mWaveTrack)
   {
      // Assume alignment of clips and insert silence into leader only
      if (mWaveTrack->IsLeader())
         mWaveTrack->InsertSilence(
            mWaveTrack->GetEndTime(), mWaveTrack->LongSamplesToTime(len));
   }
 
   return true;
}

References WaveTrack::GetEndTime(), WaveClip::GetPlayEndTime(), WaveTrack::InsertSilence(), WaveClip::InsertSilence(), WaveTrack::IsLeader(), WideSampleSequence::LongSamplesToTime(), mClip, and mWaveTrack.

Referenced by AddSamples(), and Import().

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◆ GetErrorMessage()

TranslatableString AUPImportFileHandle::GetErrorMessage ( ) const

overridevirtual

Reimplemented from ImportFileHandle.

Definition at line 296 of file ImportAUP.cpp.

{
   return mErrorMsg;
}

References mErrorMsg.

◆ GetFileDescription()

TranslatableString AUPImportFileHandle::GetFileDescription ( )

overridevirtual

Implements ImportFileHandle.

Definition at line 291 of file ImportAUP.cpp.

{
   return DESC;
}

References DESC.

◆ GetFileUncompressedBytes()

auto AUPImportFileHandle::GetFileUncompressedBytes ( )

overridevirtual

Implements ImportFileHandle.

Definition at line 301 of file ImportAUP.cpp.

{
   // TODO: Get Uncompressed byte count.
   return 0;
}

◆ GetStreamCount()

wxInt32 AUPImportFileHandle::GetStreamCount ( )

overridevirtual

Implements ImportFileHandle.

Definition at line 502 of file ImportAUP.cpp.

{
   return 1;
}

◆ GetStreamInfo()

const TranslatableStrings & AUPImportFileHandle::GetStreamInfo ( )

overridevirtual

Implements ImportFileHandle.

Definition at line 507 of file ImportAUP.cpp.

{
   static TranslatableStrings empty;
   return empty;
}

◆ HandleControlPoint()

bool AUPImportFileHandle::HandleControlPoint ( XMLTagHandler *& handle )

private

Definition at line 1068 of file ImportAUP.cpp.

{
   struct node node = mHandlers.back();
 
   if (mParentTag == "envelope")
   {
      // If an imported timetrack was bypassed, then we want to bypass the
      // control points as well.  (See HandleTimeTrack and HandleEnvelope)
      if (node.handler)
      {
         Envelope *envelope = static_cast<Envelope *>(node.handler);
 
         handler = envelope->HandleXMLChild(mCurrentTag);
      }
   }
 
   return true;
}

References AUPImportFileHandle::node::handler, cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, Envelope::HandleXMLChild(), mCurrentTag, mHandlers, and mParentTag.

Referenced by HandleXMLTag().

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◆ HandleEnvelope()

bool AUPImportFileHandle::HandleEnvelope ( XMLTagHandler *& handle )

private

Definition at line 1036 of file ImportAUP.cpp.

{
   struct node node = mHandlers.back();
 
   if (mParentTag == "timetrack")
   {
      // If an imported timetrack was bypassed, then we want to bypass the
      // envelope as well.  (See HandleTimeTrack and HandleControlPoint)
      if (node.handler)
      {
         TimeTrack *timetrack = static_cast<TimeTrack *>(node.handler);
 
         handler = timetrack->GetEnvelope();
      }
   }
   // Earlier versions of Audacity had a single implied waveclip, so for
   // these versions, we get or create the only clip in the track.
   else if (mParentTag == "wavetrack")
   {
      handler = mWaveTrack->RightmostOrNewClip()->GetEnvelope();
   }
   // Nested wave clips are cut lines
   else if (mParentTag == "waveclip")
   {
      WaveClip *waveclip = static_cast<WaveClip *>(node.handler);
 
      handler = waveclip->GetEnvelope();
   }
 
   return true;
}

References TimeTrack::GetEnvelope(), WaveClip::GetEnvelope(), AUPImportFileHandle::node::handler, cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, mHandlers, mParentTag, mWaveTrack, and WaveTrack::RightmostOrNewClip().

Referenced by HandleXMLTag().

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◆ HandleImport()

bool AUPImportFileHandle::HandleImport ( XMLTagHandler *& handle )

private

Definition at line 1337 of file ImportAUP.cpp.

{
   // Adapted from ImportXMLTagHandler::HandleXMLTag as in version 2.4.2
   if (mAttrs.empty() || mAttrs.front().first != "filename")
      return false;
 
   wxString strAttr = mAttrs.front().second.ToWString();
 
   if (!XMLValueChecker::IsGoodPathName(strAttr))
   {
      // Maybe strAttr is just a fileName, not the full path. Try the project data directory.
      wxFileNameWrapper fileName0{ GetFilename() };
      fileName0.SetExt({});
      wxFileNameWrapper fileName{
         fileName0.GetFullPath() + wxT("_data"), strAttr };
      if (XMLValueChecker::IsGoodFileName(strAttr, fileName.GetPath(wxPATH_GET_VOLUME)))
         strAttr = fileName.GetFullPath();
      else
      {
         wxLogWarning(wxT("Could not import file: %s"), strAttr);
         return false;
      }
   }
 
   auto &tracks = TrackList::Get(mProject);
   auto oldNumTracks = tracks.Size();
   Track *pLast = nullptr;
   if (oldNumTracks > 0)
      pLast = *tracks.rbegin();
 
   // Guard this call so that C++ exceptions don't propagate through
   // the expat library
   GuardedCall(
      [&] {
         ProjectFileManager::Get( mProject ).Import(strAttr, false); },
      [&] (AudacityException*) {}
   );
 
   if (oldNumTracks == tracks.Size())
      return false;
 
   // Handle other attributes, now that we have the tracks.
   // Apply them to all new wave tracks.
   bool bSuccess = true;
 
   auto range = tracks.Any();
   if (pLast) {
      range = range.StartingWith(pLast);
      ++range.first;
   }
 
   mAttrs.erase(mAttrs.begin());
 
   for (auto pTrack: range.Filter<WaveTrack>()) {
      // Most of the "import" tag attributes are the same as for "wavetrack" tags,
      // so apply them via WaveTrack::HandleXMLTag().
      bSuccess = pTrack->HandleXMLTag("wavetrack", mAttrs);
 
      // "offset" tag is ignored in WaveTrack::HandleXMLTag except for legacy projects,
      // so handle it here.
      double dblValue;
      for (auto pair : mAttrs) {
         auto attr = pair.first;
         auto value = pair.second;
         if (attr == "offset" && value.TryGet(dblValue))
            pTrack->MoveTo(dblValue);
      }
   }
   return bSuccess;
}

References TrackList::Get(), ProjectFileManager::Get(), ImportFileHandleEx::GetFilename(), GuardedCall(), ProjectFileManager::Import(), XMLValueChecker::IsGoodFileName(), XMLValueChecker::IsGoodPathName(), mAttrs, mProject, tracks, and wxT().

Referenced by HandleXMLTag().

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◆ HandleLabel()

bool AUPImportFileHandle::HandleLabel ( XMLTagHandler *& handle )

private

Definition at line 999 of file ImportAUP.cpp.

{
   if (mParentTag != "labeltrack")
   {
      return false;
   }
 
   // The parent handler also handles this tag
   handler = mHandlers.back().handler;
 
   return true;
}

References cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, mHandlers, and mParentTag.

Referenced by HandleXMLTag().

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◆ HandleLabelTrack()

bool AUPImportFileHandle::HandleLabelTrack ( XMLTagHandler *& handle )

private

Definition at line 872 of file ImportAUP.cpp.

{
   handler = TrackList::Get(mProject).Add(std::make_shared<LabelTrack>());
 
   return true;
}

References TrackList::Add(), TrackList::Get(), cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, and mProject.

Referenced by HandleXMLTag().

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◆ HandleNoteTrack()

bool AUPImportFileHandle::HandleNoteTrack ( XMLTagHandler *& handle )

private

Definition at line 879 of file ImportAUP.cpp.

{
#if defined(USE_MIDI)
   handler = TrackList::Get(mProject).Add(std::make_shared<NoteTrack>());
 
   return true;
#else
   ImportUtils::ShowMessageBox(
      XO("MIDI tracks found in project file, but this build of Audacity does not include MIDI support, bypassing track."));
   return false;
#endif
}

References TrackList::Add(), TrackList::Get(), cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, mProject, ImportUtils::ShowMessageBox(), and XO().

Referenced by HandleXMLTag().

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◆ HandlePCMAliasBlockFile()

bool AUPImportFileHandle::HandlePCMAliasBlockFile ( XMLTagHandler *& handle )

private

Definition at line 1254 of file ImportAUP.cpp.

{
   wxString summaryFilename;
   wxFileName filename;
   sampleCount start = 0;
   size_t len = 0;
   int channel = 0;
   wxString name;
 
   for (auto pair : mAttrs)
   {
      auto attr = pair.first;
      auto value = pair.second;
 
      if (CaseInsensitiveEquals(attr, "aliasfile"))
      {
         const wxString strValue = value.ToWString();
 
         if (XMLValueChecker::IsGoodPathName(strValue))
         {
            filename.Assign(strValue);
         }
         else if (XMLValueChecker::IsGoodFileName(strValue, mProjDir.GetPath()))
         {
            // Allow fallback of looking for the file name, located in the data directory.
            filename.Assign(mProjDir.GetPath(), strValue);
         }
         else if (XMLValueChecker::IsGoodPathString(strValue))
         {
            // If the aliased file is missing, we failed XMLValueChecker::IsGoodPathName()
            // and XMLValueChecker::IsGoodFileName, because both do existence tests.
            SetWarning(XO("Missing alias file %s\n\nInserting silence instead.")
               .Format(strValue));
         }
      }
      else if (CaseInsensitiveEquals(attr, "summaryfile"))
      {
         summaryFilename = value.ToWString();
      }
      else if (CaseInsensitiveEquals(attr, "aliasstart"))
      {
         long long llValue;
         if (!value.TryGet(llValue) || (llValue < 0))
         {
            return SetError(XO("Missing or invalid pcmaliasblockfile 'aliasstart' attribute."));
         }
 
         start = llValue;
      }
      else if (CaseInsensitiveEquals(attr, "aliaslen"))
      {
         long lValue;
         if (!value.TryGet(lValue) || (lValue <= 0))
         {
            return SetError(XO("Missing or invalid pcmaliasblockfile 'aliaslen' attribute."));
         }
 
         len = lValue;
      }
      else if (CaseInsensitiveEquals(attr, "aliaschannel"))
      {
         long lValue;
         if (!value.TryGet(lValue) || (lValue < 0))
         {
            return SetError(XO("Missing or invalid pcmaliasblockfile 'aliaslen' attribute."));
         }
 
         channel = lValue;
      }
   }
 
   // Do not set the handler - already handled
 
   if (filename.IsOk())
      AddFile(len, mFormat,
              summaryFilename, filename.GetFullPath(),
              start, channel);
   else
      AddFile(len, mFormat); // will add silence instead
 
   return true;
}

References AddFile(), anonymous_namespace{ImportAUP.cpp}::CaseInsensitiveEquals(), XMLValueChecker::IsGoodFileName(), XMLValueChecker::IsGoodPathName(), XMLValueChecker::IsGoodPathString(), mAttrs, mFormat, mProjDir, name, SetError(), SetWarning(), and XO().

Referenced by HandleXMLTag().

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◆ HandleProject()

bool AUPImportFileHandle::HandleProject ( XMLTagHandler *& handle )

private

Definition at line 682 of file ImportAUP.cpp.

{
   auto &fileMan = ProjectFileManager::Get(mProject);
   auto &window = GetProjectFrame(mProject);
 
   int requiredTags = 0;
 
   for (auto pair : mAttrs)
   {
      auto attr = pair.first;
      auto value = pair.second;
 
      double dValue;
 
#define set(f, v) (mProjectAttrs.have ## f = true, mProjectAttrs.f = v)
 
      // ViewInfo
      if (attr == "vpos")
      {
         long lValue;
         if (!value.TryGet(lValue) || (lValue < 0))
         {
            return SetError(XO("Invalid project 'vpos' attribute."));
         }
 
         set(vpos, (int) lValue);
      }
      else if (attr == "h")
      {
         if (!value.TryGet(dValue))
         {
            return SetError(XO("Invalid project 'h' attribute."));
         }
 
         set(h, dValue);
      }
      else if (attr == "zoom")
      {
         if (!value.TryGet(dValue) || (dValue < 0.0))
         {
            return SetError(XO("Invalid project 'zoom' attribute."));
         }
 
         set(zoom, dValue);
      }
      // Viewinfo.SelectedRegion
      else if (attr == "sel0")
      {
         if (!value.TryGet(dValue))
         {
            return SetError(XO("Invalid project 'sel0' attribute."));
         }
 
         set(sel0, dValue);
      }
      else if (attr == "sel1")
      {
         if (!value.TryGet(dValue))
         {
            return SetError(XO("Invalid project 'sel1' attribute."));
         }
 
         set(sel1, dValue);
      }
#ifdef EXPERIMENTAL_SPECTRAL_EDITING
      else if (attr == "selLow")
      {
         if (!value.TryGet(dValue) || (dValue < 0.0))
         {
            return SetError(XO("Invalid project 'selLow' attribute."));
         }
 
         set(selLow, dValue);
      }
      else if (attr == "selHigh")
      {
         if (!value.TryGet(dValue) || (dValue < 0.0))
         {
            return SetError(XO("Invalid project 'selHigh' attribute."));
         }
 
         set(selHigh, dValue);
      }
#endif
      else if (attr == "version")
      {
         requiredTags++;
      }
 
      else if (attr == "audacityversion")
      {
         requiredTags++;
      }
      else if (attr == "projname")
      {
         requiredTags++;
 
         mProjDir = GetFilename();
         wxString altname = mProjDir.GetName() + wxT("_data");
         mProjDir.SetFullName(wxEmptyString);
 
         wxString projName = value.ToWString();
         bool found = false;
 
         // First try to load the data files based on the _data dir given in the .aup file
         if (!projName.empty())
         {
            mProjDir.AppendDir(projName);
            if (!mProjDir.DirExists())
            {
               mProjDir.RemoveLastDir();
               projName.clear();
            }
         }
 
         // If that fails then try to use the filename of the .aup as the base directory
         // This is because unzipped projects e.g. those that get transferred between mac-pc
         // may have encoding issues and end up expanding the wrong filenames for certain
         // international characters (such as capital 'A' with an umlaut.)
         if (projName.empty())
         {
            projName = altname;
            mProjDir.AppendDir(projName);
            if (!mProjDir.DirExists())
            {
               projName.clear();
            }
         }
 
         // No luck...complain and bail
         if (projName.empty())
         {
            ImportUtils::ShowMessageBox(
               XO("Couldn't find the project data folder: \"%s\"").Format(value.ToWString()));
            return false;
         }
 
         // Collect and hash the file names within the project directory
         wxArrayString files;
         size_t cnt = wxDir::GetAllFiles(mProjDir.GetFullPath(),
                                         &files,
                                         "*.*");
 
         for (const auto &fn : files)
         {
            mFileMap[wxFileNameFromPath(fn)] = {fn, {}};
         }
      }
      else if (attr == "rate")
      {
         if (!value.TryGet(dValue) || (dValue < 0.0))
         {
            return SetError(XO("Invalid project 'selLow' attribute."));
         }
 
         set(rate, dValue);
      }
 
      else if (attr == "snapto")
      {
         set(snapto, (value.ToWString() == "on" ? true : false));
      }
 
      else if (attr == "selectionformat")
      {
         set(selectionformat, value.ToWString());
      }
 
      else if (attr == "frequencyformat")
      {
         set(frequencyformat, value.ToWString());
      }
 
      else if (attr == "bandwidthformat")
      {
         set(bandwidthformat, value.ToWString());
      }
#undef set
   }
 
   if (requiredTags < 3)
   {
      return false;
   }
 
   // Do not set the handler - already handled
 
   return true;
}

References fn, ProjectFileManager::Get(), ImportFileHandleEx::GetFilename(), GetProjectFrame(), mAttrs, mFileMap, mProjDir, mProject, set, SetError(), ImportUtils::ShowMessageBox(), wxT(), and XO().

Referenced by HandleXMLTag().

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◆ HandleSequence()

bool AUPImportFileHandle::HandleSequence ( XMLTagHandler *& handle )

private

Definition at line 1087 of file ImportAUP.cpp.

{
   struct node node = mHandlers.back();
 
   WaveClip *waveclip = static_cast<WaveClip *>(node.handler);
 
   // Earlier versions of Audacity had a single implied waveclip, so for
   // these versions, we get or create the only clip in the track.
   if (mParentTag == "wavetrack")
   {
      XMLTagHandler *dummy;
      HandleWaveClip(dummy);
      waveclip = mClip;
   }
 
   auto pSequence =
      static_cast<Sequence*>(waveclip->HandleXMLChild("sequence"));
 
   for (auto pair : mAttrs) {
      auto attr = pair.first;
      auto value = pair.second;
 
      if (attr == "maxsamples")
      {
         // This attribute is a sample count, so can be 64bit
         long long llvalue;
         if (!value.TryGet(llvalue) || (llvalue < 0))
         {
            return SetError(XO("Invalid sequence 'maxsamples' attribute."));
         }
 
         // Dominic, 12/10/2006:
         //    Let's check that maxsamples is >= 1024 and <= 64 * 1024 * 1024
         //    - that's a pretty wide range of reasonable values.
         if ((llvalue < 1024) || (llvalue > 64 * 1024 * 1024))
         {
            return SetError(XO("Invalid sequence 'maxsamples' attribute."));
         }
      }
      else if (attr == "sampleformat")
      {
         // This attribute is a sample format, normal int
         long fValue;
         if (!value.TryGet(fValue) || (fValue < 0) || !Sequence::IsValidSampleFormat(fValue))
         {
            return SetError(XO("Invalid sequence 'sampleformat' attribute."));
         }
 
         mFormat = (sampleFormat) fValue;
         // Assume old AUP format file never had wide clips
         pSequence->ConvertToSampleFormat(mFormat);
      }
      else if (attr == "numsamples")
      {
         // This attribute is a sample count, so can be 64bit
         long long llvalue;
         if (!value.TryGet(llvalue) || (llvalue < 0))
         {
            return SetError(XO("Invalid sequence 'numsamples' attribute."));
         }
      }
   }
 
   // Do not set the handler - already handled
 
   return true;
}

References AUPImportFileHandle::node::handler, HandleWaveClip(), WaveClip::HandleXMLChild(), Sequence::IsValidSampleFormat(), mAttrs, mClip, mFormat, mHandlers, mParentTag, SetError(), and XO().

Referenced by HandleXMLTag().

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◆ HandleSilentBlockFile()

bool AUPImportFileHandle::HandleSilentBlockFile ( XMLTagHandler *& handle )

private

Definition at line 1225 of file ImportAUP.cpp.

{
   FilePath filename;
   size_t len = 0;
 
   for (auto pair : mAttrs)
   {
      auto attr = pair.first;
      auto value = pair.second;
 
      if (attr == "len")
      {
         long lValue;
         if (!value.TryGet(lValue) || !(lValue > 0))
         {
            return SetError(XO("Missing or invalid silentblockfile 'len' attribute."));
         }
 
         len = lValue;
      }
   }
 
   // Do not set the handler - already handled
 
   AddFile(len, mFormat);
 
   return true;
}

References AddFile(), mAttrs, mFormat, SetError(), and XO().

Referenced by HandleXMLTag().

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◆ HandleSimpleBlockFile()

bool AUPImportFileHandle::HandleSimpleBlockFile ( XMLTagHandler *& handle )

private

Definition at line 1178 of file ImportAUP.cpp.

{
   FilePath filename;
   size_t len = 0;
 
   for (auto pair : mAttrs)
   {
      auto attr = pair.first;
      auto value = pair.second;
 
      // Can't use XMLValueChecker::IsGoodFileName here, but do part of its test.
      if (CaseInsensitiveEquals(attr, "filename"))
      {
         const wxString strValue = value.ToWString();
 
         if (XMLValueChecker::IsGoodFileString(strValue))
         {
            if (mFileMap.find(strValue) != mFileMap.end())
            {
               filename = mFileMap[strValue].first;
            }
            else
            {
               SetWarning(XO("Missing project file %s\n\nInserting silence instead.")
                  .Format(strValue));
            }
         }
      }
      else if (attr == "len")
      {
         long lValue;
         if (!value.TryGet(lValue) || (lValue <= 0))
         {
            return SetError(XO("Missing or invalid simpleblockfile 'len' attribute."));
         }
 
         len = lValue;
      }
   }
 
   // Do not set the handler - already handled
 
   AddFile(len, mFormat, filename, filename);
 
   return true;
}

References AddFile(), anonymous_namespace{ImportAUP.cpp}::CaseInsensitiveEquals(), XMLValueChecker::IsGoodFileString(), mAttrs, mFileMap, mFormat, SetError(), SetWarning(), and XO().

Referenced by HandleXMLTag().

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◆ HandleTag()

bool AUPImportFileHandle::HandleTag ( XMLTagHandler *& handle )

private

Definition at line 961 of file ImportAUP.cpp.

{
   if (mParentTag != "tags")
   {
      return false;
   }
 
   wxString n, v;
 
   for (auto pair : mAttrs)
   {
      auto attr = pair.first;
      auto value = pair.second;
 
      if (attr == "name")
      {
         n = value.ToWString();
      }
      else if (attr == "value")
      {
         v = value.ToWString();
      }
   }
 
   if (n == wxT("id3v2"))
   {
      // LLL:  This is obsolete, but it must be handled and ignored.
   }
   else
   {
      mTags->SetTag(n, v);
   }
 
   // Do not set the handler - already handled
 
   return true;
}

References mAttrs, mParentTag, mTags, Tags::SetTag(), and wxT().

Referenced by HandleXMLTag().

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◆ HandleTags()

bool AUPImportFileHandle::HandleTags ( XMLTagHandler *& handle )

private

Definition at line 925 of file ImportAUP.cpp.

{
   wxString n;
   wxString v;
 
   // Support for legacy tags
   for (auto pair : mAttrs)
   {
      auto attr = pair.first;
      auto value = pair.second;
 
      if (attr == "id3v2")
      {
         continue;
      }
      else if (attr == "track")
      {
         n = wxT("TRACKNUMBER");
      }
      else
      {
         n = std::string(attr);
         n.MakeUpper();
      }
 
      v = value.ToWString();
 
      if (!v.empty())
         mTags->SetTag(n, value.ToWString());
   }
 
   // Do not set the handler - already handled
 
   return true;
}

References mAttrs, mTags, Tags::SetTag(), and wxT().

Referenced by HandleXMLTag().

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◆ HandleTimeTrack()

bool AUPImportFileHandle::HandleTimeTrack ( XMLTagHandler *& handle )

private

Definition at line 892 of file ImportAUP.cpp.

{
   auto &tracks = TrackList::Get(mProject);
 
   // Bypass this timetrack if the project already has one
   // (See HandleTimeEnvelope and HandleControlPoint also)
   if (*tracks.Any<TimeTrack>().begin())
   {
      ImportUtils::ShowMessageBox(
         XO("The active project already has a time track and one was encountered in the project being imported, bypassing imported time track."));
      return true;
   }
 
   handler =
      TrackList::Get(mProject).Add(std::make_shared<TimeTrack>());
 
   return true;
}

References TrackList::Add(), TrackList::Get(), cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, mProject, ImportUtils::ShowMessageBox(), tracks, and XO().

Referenced by HandleXMLTag().

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◆ HandleWaveBlock()

bool AUPImportFileHandle::HandleWaveBlock ( XMLTagHandler *& handle )

private

Definition at line 1155 of file ImportAUP.cpp.

{
   for (auto pair : mAttrs)
   {
      auto attr = pair.first;
      auto value = pair.second;
 
      if (attr == "start")
      {
         // making sure that values > 2^31 are OK because long clips will need them.
         long long llvalue;
         if (!value.TryGet(llvalue) || (llvalue < 0))
         {
            return SetError(XO("Unable to parse the waveblock 'start' attribute"));
         }
      }
   }
 
   // Do not set the handler - already handled
 
   return true;
}

References mAttrs, SetError(), and XO().

Referenced by HandleXMLTag().

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◆ HandleWaveClip()

bool AUPImportFileHandle::HandleWaveClip ( XMLTagHandler *& handle )

private

Definition at line 1012 of file ImportAUP.cpp.

{
   struct node node = mHandlers.back();
 
   if (mParentTag == "wavetrack")
   {
      WaveTrack *wavetrack = static_cast<WaveTrack *>(node.handler);
 
      handler = wavetrack->CreateClip();
   }
   else if (mParentTag == "waveclip")
   {
      // Nested wave clips are cut lines
      WaveClip *waveclip = static_cast<WaveClip *>(node.handler);
 
      handler = waveclip->HandleXMLChild(mCurrentTag);
   }
 
   mClip = static_cast<WaveClip *>(handler);
   mClips.push_back(mClip);
 
   return true;
}

References WaveTrack::CreateClip(), AUPImportFileHandle::node::handler, cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, WaveClip::HandleXMLChild(), mClip, mClips, mCurrentTag, mHandlers, and mParentTag.

Referenced by HandleSequence(), and HandleXMLTag().

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◆ HandleWaveTrack()

bool AUPImportFileHandle::HandleWaveTrack ( XMLTagHandler *& handle )

private

Definition at line 911 of file ImportAUP.cpp.

{
   auto &trackFactory = WaveTrackFactory::Get(mProject);
   handler = mWaveTrack =
      TrackList::Get(mProject).Add(trackFactory.Create());
 
   // No active clip.  In early versions of Audacity, there was a single
   // implied clip so we'll create a clip when the first "sequence" is
   // found.
   mClip = nullptr;
 
   return true;
}

References TrackList::Add(), TrackList::Get(), WaveTrackFactory::Get(), cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, mClip, mProject, and mWaveTrack.

Referenced by HandleXMLTag().

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◆ HandleXMLChild()

XMLTagHandler * AUPImportFileHandle::HandleXMLChild ( const std::string_view & tag )

overrideprivatevirtual

Implements XMLTagHandler.

Definition at line 551 of file ImportAUP.cpp.

{
   return this;
}

◆ HandleXMLEndTag()

void AUPImportFileHandle::HandleXMLEndTag ( const std::string_view & tag )

overrideprivate

Definition at line 556 of file ImportAUP.cpp.

{
   if (mHasParseError)
   {
      return;
   }
 
   struct node node = mHandlers.back();
 
   if (tag == "waveclip")
   {
      mClip = nullptr;
   }
 
   if (node.handler)
   {
      node.handler->HandleXMLEndTag(tag);
   }
 
   if (tag == "wavetrack")
      mWaveTrack->SetLegacyFormat(mFormat);
 
   mHandlers.pop_back();
 
   if (mHandlers.size())
   {
      node = mHandlers.back();
      mParentTag = node.parent;
      mCurrentTag = node.tag;
   }
}

References AUPImportFileHandle::node::handler, XMLTagHandler::HandleXMLEndTag(), mClip, mCurrentTag, mFormat, mHandlers, mHasParseError, mParentTag, mWaveTrack, AUPImportFileHandle::node::parent, WaveTrack::SetLegacyFormat(), and AUPImportFileHandle::node::tag.

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◆ HandleXMLTag()

bool AUPImportFileHandle::HandleXMLTag	(	const std::string_view &	tag,
		const AttributesList &	attrs
	)

overrideprivatevirtual

Implements XMLTagHandler.

Definition at line 588 of file ImportAUP.cpp.

{
   if (mHasParseError)
   {
      return false;
   }
 
   mParentTag = mCurrentTag;
   mCurrentTag = std::string(tag);
   mAttrs = attrs;
 
   XMLTagHandler *handler = nullptr;
   bool success = false;
 
   if (mCurrentTag == "project" ||
       mCurrentTag == "audacityproject")
   {
      success = HandleProject(handler);
   }
   else if (mCurrentTag == "labeltrack")
   {
      success = HandleLabelTrack(handler);
   }
   else if (mCurrentTag == "notetrack")
   {
      success = HandleNoteTrack(handler);
   }
   else if (mCurrentTag == "timetrack")
   {
      success = HandleTimeTrack(handler);
   }
   else if (mCurrentTag == "wavetrack")
   {
      success = HandleWaveTrack(handler);
   }
   else if (mCurrentTag == "tags")
   {
      success = HandleTags(handler);
   }
   else if (mCurrentTag == "tag")
   {
      success = HandleTag(handler);
   }
   else if (mCurrentTag == "label")
   {
      success = HandleLabel(handler);
   }
   else if (mCurrentTag == "waveclip")
   {
      success = HandleWaveClip(handler);
   }
   else if (mCurrentTag == "sequence")
   {
      success = HandleSequence(handler);
   }
   else if (mCurrentTag == "waveblock")
   {
      success = HandleWaveBlock(handler);
   }
   else if (mCurrentTag == "envelope")
   {
      success = HandleEnvelope(handler);
   }
   else if (mCurrentTag == "controlpoint")
   {
      success = HandleControlPoint(handler);
   }
   else if (mCurrentTag == "simpleblockfile")
   {
      success = HandleSimpleBlockFile(handler);
   }
   else if (mCurrentTag == "silentblockfile")
   {
      success = HandleSilentBlockFile(handler);
   }
   else if (mCurrentTag == "pcmaliasblockfile")
   {
      success = HandlePCMAliasBlockFile(handler);
   }
   else if (mCurrentTag == "import")
   {
      success = HandleImport(handler);
   }
 
   if (!success || (handler && !handler->HandleXMLTag(tag, attrs)))
   {
      return SetError(XO("Internal error in importer...tag not recognized"));
   }
 
   mHandlers.push_back({mParentTag, mCurrentTag, handler});
 
   return true;
}

References HandleControlPoint(), HandleEnvelope(), HandleImport(), HandleLabel(), HandleLabelTrack(), HandleNoteTrack(), HandlePCMAliasBlockFile(), HandleProject(), cloud::audiocom::anonymous_namespace{AuthorizationHandler.cpp}::handler, HandleSequence(), HandleSilentBlockFile(), HandleSimpleBlockFile(), HandleTag(), HandleTags(), HandleTimeTrack(), HandleWaveBlock(), HandleWaveClip(), HandleWaveTrack(), mAttrs, mCurrentTag, mHandlers, mHasParseError, mParentTag, SetError(), and XO().

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◆ Import()

void AUPImportFileHandle::Import	(	ImportProgressListener &	progressListener,
		WaveTrackFactory *	trackFactory,
		TrackHolders &	outTracks,
		Tags *	tags
	)

overridevirtual

Implements ImportFileHandle.

Definition at line 307 of file ImportAUP.cpp.

{
   BeginImport();
   
   mHasParseError = false;
   
   auto &history = ProjectHistory::Get(mProject);
   auto &tracks = TrackList::Get(mProject);
   auto &viewInfo = ViewInfo::Get(mProject);
   auto &formats = ProjectNumericFormats::Get(mProject);
 
   auto oldNumTracks = tracks.Size();
   auto cleanup = finally([this, &tracks, oldNumTracks]{
      if (mHasParseError || IsCancelled()) {
         // Revoke additions of tracks
         while (oldNumTracks < tracks.Size())
            tracks.Remove(**tracks.end().advance(-1));
      }
   });
 
   bool isDirty = history.GetDirty() || !tracks.empty();
 
   mTotalSamples = 0;
 
   mTags = tags;
 
   XMLFileReader xmlFile;
 
   bool success = xmlFile.Parse(this, GetFilename());
   if (!success)
   {
      mErrorMsg = XO("Couldn't import the project:\n\n%s").Format(xmlFile.GetErrorStr());
      progressListener.OnImportResult(ImportProgressListener::ImportResult::Error);
      return;
   }
 
   if(mHasParseError)
   {
      progressListener.OnImportResult(ImportProgressListener::ImportResult::Error);
      return;
   }
   if(!mErrorMsg.empty())//i.e. warning
   {
      ImportUtils::ShowMessageBox(mErrorMsg);
      mErrorMsg = {};
   }
   
   // (If we keep this entire source file at all)
 
   sampleCount processed = 0;
   for (auto fi : mFiles)
   {
      if(mTotalSamples.as_double() > 0)
         progressListener.OnImportProgress(processed.as_double() / mTotalSamples.as_double());
      if(IsCancelled())
      {
         progressListener.OnImportResult(ImportProgressListener::ImportResult::Cancelled);
         return;
      }
      else if(IsStopped())
      {
         progressListener.OnImportResult(ImportProgressListener::ImportResult::Stopped);
         return;
      }
      mClip = fi.clip;
      mWaveTrack = fi.track;
 
      if (fi.blockFile.empty())
      {
         AddSilence(fi.len);
      }
      else
      {
         if (!AddSamples(fi.blockFile, fi.audioFile,
                    fi.len, fi.format, fi.origin, fi.channel))
         {
            progressListener.OnImportResult(ImportProgressListener::ImportResult::Error);
            return;
         }
      }
 
      processed += fi.len;
   }
 
   for (auto pClip : mClips)
      pClip->UpdateEnvelopeTrackLen();
 
   ProjectFileManager::FixTracks(
      tracks,
      [&](const auto& errorMessage) { SetError(errorMessage); },
      [&](const auto& unlinkReason) { SetWarning(XO(
//i18n-hint: Text of the message dialog that may appear on attempt
//to import an AUP project.
//%s will be replaced with an explanation of the actual reason of
//project modification.
"%s\n"
"This feature is not supported in Audacity versions past 3.3.3.\n"
"These stereo tracks have been split into mono tracks.\n"
"Please verify that everything works as intended before saving.")
                     .Format(unlinkReason));
      }
   );
 
   if(mHasParseError)
   {
      progressListener.OnImportResult(ImportProgressListener::ImportResult::Error);
      return;
   }
   if(!mErrorMsg.empty())
   {
      ImportUtils::ShowMessageBox(mErrorMsg);
      mErrorMsg = {};
   }
 
   // If the active project is "dirty", then bypass the below updates as we don't
   // want to going changing things the user may have already set up.
   if (isDirty)
   {
      progressListener.OnImportResult(ImportProgressListener::ImportResult::Success);
      return;
   }
 
   if (mProjectAttrs.haverate)
      ProjectRate::Get(mProject).SetRate(mProjectAttrs.rate);
 
   if (mProjectAttrs.havesnapto)
   {
      ProjectSnap::Get(mProject).SetSnapMode(
         mProjectAttrs.snapto ? SnapMode::SNAP_NEAREST : SnapMode::SNAP_OFF);
   }
 
   if (mProjectAttrs.haveselectionformat)
   {
      formats.SetSelectionFormat(mProjectAttrs.selectionformat);
   }
 
   if (mProjectAttrs.haveaudiotimeformat)
   {
      formats.SetAudioTimeFormat(mProjectAttrs.audiotimeformat);
   }
 
   if (mProjectAttrs.havefrequencyformat)
   {
      formats.SetFrequencySelectionFormatName(mProjectAttrs.frequencyformat);
   }
 
   if (mProjectAttrs.havebandwidthformat)
   {
      formats.SetBandwidthSelectionFormatName(mProjectAttrs.bandwidthformat);
   }
 
   // PRL: It seems this must happen after SetSnapTo
   if (mProjectAttrs.havevpos)
   {
      viewInfo.vpos = mProjectAttrs.vpos;
   }
 
   if (mProjectAttrs.haveh)
   {
      viewInfo.hpos = mProjectAttrs.h;
   }
 
   if (mProjectAttrs.havezoom)
   {
      viewInfo.SetZoom(mProjectAttrs.zoom);
   }
 
   if (mProjectAttrs.havesel0)
   {
      viewInfo.selectedRegion.setT0(mProjectAttrs.sel0);
   }
 
   if (mProjectAttrs.havesel1)
   {
      viewInfo.selectedRegion.setT1(mProjectAttrs.sel1);
   }
 
#ifdef EXPERIMENTAL_SPECTRAL_EDITING
   if (mProjectAttrs.haveselLow)
   {
      viewInfo.selectedRegion.setF0(mProjectAttrs.selLow);
   }
 
   if (mProjectAttrs.haveselHigh)
   {
      viewInfo.selectedRegion.setF1(mProjectAttrs.selHigh);
   }
#endif
   
   progressListener.OnImportResult(ImportProgressListener::ImportResult::Success);
}

References AddSamples(), AddSilence(), sampleCount::as_double(), ImportFileHandleEx::BeginImport(), ImportProgressListener::Cancelled, TranslatableString::empty(), ImportProgressListener::Error, ProjectFileManager::FixTracks(), ProjectNumericFormats::Get(), ProjectHistory::Get(), ProjectRate::Get(), ProjectSnap::Get(), ViewInfo::Get(), TrackList::Get(), XMLFileReader::GetErrorStr(), ImportFileHandleEx::GetFilename(), ImportFileHandleEx::IsCancelled(), ImportFileHandleEx::IsStopped(), mClip, mClips, mErrorMsg, mFiles, mHasParseError, mProject, mProjectAttrs, mTags, mTotalSamples, mWaveTrack, ImportProgressListener::OnImportProgress(), ImportProgressListener::OnImportResult(), XMLFileReader::Parse(), SetError(), ProjectRate::SetRate(), ProjectSnap::SetSnapMode(), SetWarning(), ImportUtils::ShowMessageBox(), SNAP_NEAREST, SNAP_OFF, ImportProgressListener::Stopped, ImportProgressListener::Success, tracks, and XO().

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◆ Open()

bool AUPImportFileHandle::Open ( )

Definition at line 517 of file ImportAUP.cpp.

{
   wxFFile ff(GetFilename(), wxT("rb"));
   if (ff.IsOpened())
   {
      char buf[256];
 
      int numRead = ff.Read(buf, sizeof(buf));
 
      ff.Close();
 
      buf[sizeof(buf) - 1] = '\0';
 
      if (!wxStrncmp(buf, wxT("AudacityProject"), 15))
      {
         ImportUtils::ShowMessageBox(
            XO("This project was saved by Audacity version 1.0 or earlier. The format has\n"
               "changed and this version of Audacity is unable to import the project.\n\n"
               "Use a version of Audacity prior to v3.0.0 to upgrade the project and then\n"
               "you may import it with this version of Audacity."));
         return false;
      }
 
      if (wxStrncmp(buf, "<?xml", 5) == 0 &&
          (wxStrstr(buf, "<audacityproject") ||
           wxStrstr(buf, "<project") ))
      {
         return true;
      }
   }
 
   return false;
}

References ImportFileHandleEx::GetFilename(), ImportUtils::ShowMessageBox(), wxT(), and XO().

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◆ SetError()

bool AUPImportFileHandle::SetError ( const TranslatableString & msg )

private

Definition at line 1666 of file ImportAUP.cpp.

{
   wxLogError(msg.Debug());
 
   if (mErrorMsg.empty() || !mHasParseError)
   {
      mErrorMsg = msg;
   }
 
   mHasParseError = true;
   return false;
}

References TranslatableString::Debug(), TranslatableString::empty(), mErrorMsg, and mHasParseError.

Referenced by HandlePCMAliasBlockFile(), HandleProject(), HandleSequence(), HandleSilentBlockFile(), HandleSimpleBlockFile(), HandleWaveBlock(), HandleXMLTag(), and Import().

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◆ SetStreamUsage()

void AUPImportFileHandle::SetStreamUsage	(	wxInt32	WXUNUSEDStreamID,
		bool	WXUNUSEDUse
	)

override

Definition at line 513 of file ImportAUP.cpp.

514{

515}

◆ SetWarning()

bool AUPImportFileHandle::SetWarning ( const TranslatableString & msg )

private

Definition at line 1679 of file ImportAUP.cpp.

{
   wxLogWarning(msg.Debug());
 
   if (mErrorMsg.empty())
   {
      mErrorMsg = msg;
   }
 
   return false;
}

References TranslatableString::Debug(), TranslatableString::empty(), and mErrorMsg.

Referenced by AddSamples(), HandlePCMAliasBlockFile(), HandleSimpleBlockFile(), and Import().

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Member Data Documentation

◆ mAttrs

AttributesList AUPImportFileHandle::mAttrs

private

Definition at line 206 of file ImportAUP.cpp.

Referenced by HandleImport(), HandlePCMAliasBlockFile(), HandleProject(), HandleSequence(), HandleSilentBlockFile(), HandleSimpleBlockFile(), HandleTag(), HandleTags(), HandleWaveBlock(), and HandleXMLTag().

◆ mClip

WaveClip* AUPImportFileHandle::mClip

private

Definition at line 214 of file ImportAUP.cpp.

Referenced by AddFile(), AddSamples(), AddSilence(), HandleSequence(), HandleWaveClip(), HandleWaveTrack(), HandleXMLEndTag(), and Import().

◆ mClips

std::vector<WaveClip *> AUPImportFileHandle::mClips

private

Definition at line 215 of file ImportAUP.cpp.

Referenced by HandleWaveClip(), and Import().

◆ mCurrentTag

std::string AUPImportFileHandle::mCurrentTag

private

Definition at line 205 of file ImportAUP.cpp.

Referenced by HandleControlPoint(), HandleWaveClip(), HandleXMLEndTag(), and HandleXMLTag().

◆ mErrorMsg

TranslatableString AUPImportFileHandle::mErrorMsg

private

Definition at line 217 of file ImportAUP.cpp.

Referenced by GetErrorMessage(), Import(), SetError(), and SetWarning().

◆ mFileMap

BlockFileMap AUPImportFileHandle::mFileMap

private

Definition at line 211 of file ImportAUP.cpp.

Referenced by AddSamples(), HandleProject(), and HandleSimpleBlockFile().

◆ mFiles

std::vector<fileinfo> AUPImportFileHandle::mFiles

private

Definition at line 197 of file ImportAUP.cpp.

Referenced by AddFile(), and Import().

◆ mFormat

sampleFormat AUPImportFileHandle::mFormat

private

Definition at line 200 of file ImportAUP.cpp.

Referenced by HandlePCMAliasBlockFile(), HandleSequence(), HandleSilentBlockFile(), HandleSimpleBlockFile(), and HandleXMLEndTag().

◆ mHandlers

stack AUPImportFileHandle::mHandlers

private

Definition at line 203 of file ImportAUP.cpp.

Referenced by HandleControlPoint(), HandleEnvelope(), HandleLabel(), HandleSequence(), HandleWaveClip(), HandleXMLEndTag(), and HandleXMLTag().

◆ mHasParseError

bool AUPImportFileHandle::mHasParseError { false }

private

Definition at line 218 of file ImportAUP.cpp.

Referenced by HandleXMLEndTag(), HandleXMLTag(), Import(), and SetError().

◆ mNumChannels

unsigned long AUPImportFileHandle::mNumChannels

private

Definition at line 201 of file ImportAUP.cpp.

◆ mParentTag

std::string AUPImportFileHandle::mParentTag

private

Definition at line 204 of file ImportAUP.cpp.

Referenced by HandleControlPoint(), HandleEnvelope(), HandleLabel(), HandleSequence(), HandleTag(), HandleWaveClip(), HandleXMLEndTag(), and HandleXMLTag().

◆ mProjDir

wxFileName AUPImportFileHandle::mProjDir

private

Definition at line 208 of file ImportAUP.cpp.

Referenced by HandlePCMAliasBlockFile(), and HandleProject().

◆ mProject

AudacityProject& AUPImportFileHandle::mProject

private

Definition at line 160 of file ImportAUP.cpp.

Referenced by HandleImport(), HandleLabelTrack(), HandleNoteTrack(), HandleProject(), HandleTimeTrack(), HandleWaveTrack(), and Import().

◆

struct { ... } AUPImportFileHandle::mProjectAttrs

Referenced by Import().

◆ mTags

Tags* AUPImportFileHandle::mTags

private

Definition at line 161 of file ImportAUP.cpp.

Referenced by HandleTag(), HandleTags(), and Import().

◆ mTotalSamples

sampleCount AUPImportFileHandle::mTotalSamples

private

Definition at line 198 of file ImportAUP.cpp.

Referenced by AddFile(), and Import().

◆ mWaveTrack

WaveTrack* AUPImportFileHandle::mWaveTrack

private

Definition at line 213 of file ImportAUP.cpp.

Referenced by AddFile(), AddSamples(), AddSilence(), HandleEnvelope(), HandleWaveTrack(), HandleXMLEndTag(), and Import().

The documentation for this class was generated from the following file:

ImportAUP.cpp

Classes

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ BlockFileMap

◆ stack

Constructor & Destructor Documentation

◆ AUPImportFileHandle()

◆ ~AUPImportFileHandle()

Member Function Documentation

◆ AddFile()

◆ AddSamples()

◆ AddSilence()

◆ GetErrorMessage()

◆ GetFileDescription()

◆ GetFileUncompressedBytes()

◆ GetStreamCount()

◆ GetStreamInfo()

◆ HandleControlPoint()

◆ HandleEnvelope()

◆ HandleImport()

◆ HandleLabel()

◆ HandleLabelTrack()

◆ HandleNoteTrack()

◆ HandlePCMAliasBlockFile()

◆ HandleProject()

◆ HandleSequence()

◆ HandleSilentBlockFile()

◆ HandleSimpleBlockFile()

◆ HandleTag()

◆ HandleTags()

◆ HandleTimeTrack()

◆ HandleWaveBlock()

◆ HandleWaveClip()

◆ HandleWaveTrack()

◆ HandleXMLChild()

◆ HandleXMLEndTag()

◆ HandleXMLTag()

◆ Import()

◆ Open()

◆ SetError()

◆ SetStreamUsage()

◆ SetWarning()

Member Data Documentation

◆ mAttrs

◆ mClip

◆ mClips

◆ mCurrentTag

◆ mErrorMsg

◆ mFileMap

◆ mFiles

◆ mFormat

◆ mHandlers

◆ mHasParseError

◆ mNumChannels

◆ mParentTag

◆ mProjDir

◆ mProject

◆

◆ mTags

◆ mTotalSamples

◆ mWaveTrack