created clip block node

2019-07-28 01:27:06 -07:00
parent 32b8d0a7d6
commit 32c7d089aa
10 changed files with 173 additions and 17 deletions
@@ -0,0 +1,22 @@
+# Olive - Non-Linear Video Editor
+# Copyright (C) 2019 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/>.
+
+set(OLIVE_SOURCES
+  ${OLIVE_SOURCES}
+  node/block/clip/clip.h
+  node/block/clip/clip.cpp
+  PARENT_SCOPE
+)
@@ -0,0 +1,45 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 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/>.
+
+***/
+
+#include "clip.h"
+
+ClipBlock::ClipBlock()
+{
+  texture_input_ = new NodeInput();
+  texture_input_->add_data_input(NodeInput::kTexture);
+  AddParameter(texture_input_);
+}
+
+NodeInput *ClipBlock::texture_input()
+{
+  return texture_input_;
+}
+
+void ClipBlock::Process(const rational &time)
+{
+  // Run default node processing
+  Block::Process(time);
+
+  // We convert the time given (timeline time) to media time
+  rational media_time = time - in() + media_in_;
+
+  // Retrieve texture
+  texture_output()->set_value(texture_input_->get_value(media_time));
+}
@@ -0,0 +1,46 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 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 CLIPBLOCK_H
+#define CLIPBLOCK_H
+
+#include "node/block/block.h"
+
+/**
+ * @brief Node that represents a block of Media
+ */
+class ClipBlock : public Block
+{
+  Q_OBJECT
+public:
+  ClipBlock();
+
+  NodeInput* texture_input();
+
+public slots:
+  virtual void Process(const rational &time) override;
+
+private:
+  NodeInput* texture_input_;
+
+  rational media_in_;
+};
+
+#endif // TIMELINEBLOCK_H