Add Audio Mixing Assistant

src/CMakeLists.txt

@@ -20,6 +20,7 @@ add_executable(shotcut WIN32 MACOSX_BUNDLE
   dialogs/addencodepresetdialog.ui
   dialogs/alignaudiodialog.cpp dialogs/alignaudiodialog.h
   dialogs/alignmentarray.cpp dialogs/alignmentarray.h
+  dialogs/audiomixingassistantdialog.cpp dialogs/audiomixingassistantdialog.h
   dialogs/addonfiltersdialog.cpp dialogs/addonfiltersdialog.h
   dialogs/addonmetadatahelpdialog.cpp dialogs/addonmetadatahelpdialog.h
   dialogs/bitratedialog.h dialogs/bitratedialog.cpp

src/commands/timelinecommands.cpp

@@ -532,6 +532,31 @@ void NameTrackCommand::undo()
     m_model.setTrackName(m_trackIndex, m_oldName);
 }
 
+ChangeTrackRoleCommand::ChangeTrackRoleCommand(MultitrackModel &model,
+                                               int trackIndex,
+                                               AudioTrackRole role,
+                                               QUndoCommand *parent)
+    : QUndoCommand(parent)
+    , m_model(model)
+    , m_trackIndex(qBound(0, trackIndex, qMax(model.rowCount() - 1, 0)))
+    , m_role(role)
+    , m_oldRole(model.getTrackRole(trackIndex))
+{
+    setText(QObject::tr("Change track role"));
+}
+
+void ChangeTrackRoleCommand::redo()
+{
+    LOG_DEBUG() << "trackIndex" << m_trackIndex << "role" << m_role;
+    m_model.setTrackRole(m_trackIndex, m_role);
+}
+
+void ChangeTrackRoleCommand::undo()
+{
+    LOG_DEBUG() << "trackIndex" << m_trackIndex << "role" << m_oldRole;
+    m_model.setTrackRole(m_trackIndex, m_oldRole);
+}
+
 MergeCommand::MergeCommand(MultitrackModel &model,
                            int trackIndex,
                            int clipIndex,

src/commands/timelinecommands.h

@@ -226,6 +226,23 @@ class NameTrackCommand : public QUndoCommand
     QString m_oldName;
 };
 
+class ChangeTrackRoleCommand : public QUndoCommand
+{
+public:
+    ChangeTrackRoleCommand(MultitrackModel &model,
+                           int trackIndex,
+                           AudioTrackRole role,
+                           QUndoCommand *parent = 0);
+    void redo();
+    void undo();
+
+private:
+    MultitrackModel &m_model;
+    int m_trackIndex;
+    AudioTrackRole m_role;
+    AudioTrackRole m_oldRole;
+};
+
 class MergeCommand : public QUndoCommand
 {
 public: