Locale conversion fix (#10007)

Resolves: #9579

Convert filenames to/from utf-8

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- [x] The title of the pull request describes an issue it addresses
- [x] If changes are extensive, then there is a sequence of easily
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- [x] Each commit's message describes its purpose and effects
- [x] There are no behavior changes unnecessary for the stated purpose
of the PR

Recommended:
- [x] Each commit compiles and runs on my machine without known
undesirable changes of behavior

QA:

- [ ] Autobot test cases have been run

src/au3wrap/internal/progressdialog.cpp

@@ -5,6 +5,7 @@
 #include <QCoreApplication>
 
 #include "progressdialog.h"
+#include "wxtypes_convert.h"
 
 ProgressDialog::ProgressDialog(const std::string& title)
     : m_progressTitle{title}
@@ -15,7 +16,7 @@ ProgressDialog::ProgressDialog(const std::string& title)
 }
 
 ProgressDialog::ProgressDialog(const TranslatableString& title)
-    : ProgressDialog{title.Translation().ToStdString()}
+    : ProgressDialog{au::au3::wxToStdSting(title.Translation())}
 {
 }
 
@@ -30,7 +31,7 @@ void ProgressDialog::Reinit()
 
 void ProgressDialog::SetDialogTitle(const TranslatableString& title)
 {
-    m_progressTitle = title.Translation().ToStdString();
+    m_progressTitle = au::au3::wxToStdSting(title.Translation());
 }
 
 ProgressResult ProgressDialog::Poll(unsigned long long numerator, unsigned long long denominator, const TranslatableString& message)
@@ -46,7 +47,7 @@ ProgressResult ProgressDialog::Poll(unsigned long long numerator, unsigned long
     }
 
     if (!message.empty()) {
-        m_progressMessage = message.Translation().ToStdString();
+        m_progressMessage = au::au3::wxToStdSting(message.Translation());
     }
 
     if (m_progress.progress(numerator, denominator, m_progressMessage)) {
@@ -61,5 +62,5 @@ ProgressResult ProgressDialog::Poll(unsigned long long numerator, unsigned long
 
 void ProgressDialog::SetMessage(const TranslatableString& message)
 {
-    m_progressMessage = message.Translation().ToStdString();
+    m_progressMessage = au::au3::wxToStdSting(message.Translation());
 }

src/au3wrap/internal/wxtypes_convert.h

@@ -27,7 +27,7 @@ inline wxString wxFromString(const muse::String& s)
 
 inline wxString wxFromStdString(const std::string& s)
 {
-    return wxString(s);
+    return wxString::FromUTF8(s);
 }
 
 #ifndef NO_QT_SUPPORT

src/au3wrap/thirdparty/soundtouch/CMakeLists.txt

@@ -57,14 +57,11 @@ check_include_file(unistd.h HAVE_UNISTD_H)
 list( APPEND OPTIONS
    PRIVATE
       $<$<CXX_COMPILER_ID:AppleClang,Clang,GNU>:
-         -O3
-         -fcheck-new
          -Wno-unused-parameter
          -Wno-unused-variable
          -Wno-unused-function
       >
       $<$<CXX_COMPILER_ID:MSVC>:
-         /O2
          /wd4100
          /wd4505
       >

src/importexport/export/internal/au3/au3exporter.cpp

@@ -14,6 +14,7 @@
 #include "modules/import-export/RegisterExportPlugins.h"
 
 #include "au3wrap/au3types.h"
+#include "au3wrap/internal/wxtypes_convert.h"
 
 #include "translation.h"
 
@@ -108,7 +109,7 @@ muse::Ret Au3Exporter::exportData(std::string filename)
         filePath = filePath.appendingSuffix(defaultExtension);
     }
 
-    wxFileName wxfilename = wxString(filePath.toStdString());
+    wxFileName wxfilename = wxFromString(filePath.toString());
 
     Au3Project* project = reinterpret_cast<Au3Project*>(globalContext()->currentProject()->au3ProjectPtr());
     IF_ASSERT_FAILED(project) {

src/importexport/export/internal/au3/au3labelsexporter.cpp

@@ -10,6 +10,7 @@
 #include "libraries/lib-label-track/LabelTrack.h"
 
 #include "au3wrap/au3types.h"
+#include "au3wrap/internal/wxtypes_convert.h"
 
 using namespace au::au3;
 using namespace au::importexport;
@@ -46,7 +47,7 @@ muse::Ret Au3LabelsExporter::exportData(const muse::io::path_t& filePath, const
         return muse::make_ret(muse::Ret::Code::InternalError);
     }
 
-    wxTextFile textFile(wxString(filePath.toStdString()));
+    wxTextFile textFile(wxFromString(filePath.toString()));
 
     bool open = false;
     if (textFile.Exists()) {

src/importexport/import/internal/au3/au3importer.cpp

@@ -125,7 +125,7 @@ void au::importexport::Au3Importer::addImportedTracks(const muse::io::path_t& fi
 
     std::vector<Track*> results;
 
-    wxFileName fn(fileName.toStdString());
+    wxFileName fn(wxFromString(fileName.toString()));
 
     double newRate = 0;
     wxString trackNameBase = fn.GetName();