Implemented time offset node

2022-02-01 19:55:09 -08:00
parent 5cf076082c
commit f9112c05fd
6 changed files with 194 additions and 0 deletions
@@ -0,0 +1,76 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2021 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
+#ifndef TIMEOFFSETNODE_H
+#define TIMEOFFSETNODE_H
+
+#include "node/node.h"
+
+namespace olive {
+
+class TimeOffsetNode : public Node
+{
+public:
+  TimeOffsetNode();
+
+  NODE_DEFAULT_DESTRUCTOR(TimeOffsetNode)
+  NODE_COPY_FUNCTION(TimeOffsetNode)
+
+  virtual QString Name() const override
+  {
+    return tr("Time Offset");
+  }
+
+  virtual QString id() const override
+  {
+    return QStringLiteral("org.olivevideoeditor.Olive.timeoffset");
+  }
+
+  virtual QVector<CategoryID> Category() const override
+  {
+    return {kCategoryGeneral};
+  }
+
+  virtual QString Description() const override
+  {
+    return tr("Offset time passing through the graph.");
+  }
+
+  virtual TimeRange InputTimeAdjustment(const QString& input, int element, const TimeRange& input_time) const override;
+  virtual TimeRange OutputTimeAdjustment(const QString& input, int element, const TimeRange& input_time) const override;
+
+  virtual void Retranslate() override;
+
+  virtual void Value(const NodeValueRow& value, const NodeGlobals &globals, NodeValueTable *table) const override;
+
+  static const QString kTimeInput;
+  static const QString kInputInput;
+
+protected:
+  virtual void Hash(QCryptographicHash &hash, const NodeGlobals &globals, const VideoParams& video_params) const override;
+
+private:
+  rational GetRemappedTime(const rational& input) const;
+
+};
+
+}
+
+#endif // TIMEOFFSETNODE_H