2 files changed, 146 insertions, 0 deletions
diff --git a/source/blender/compositor/nodes/COM_ConvertColorSpaceNode.cc b/source/blender/compositor/nodes/COM_ConvertColorSpaceNode.cc
new file mode 100644
index 00000000000..4e7bbefc22d
--- /dev/null
+++ b/source/blender/compositor/nodes/COM_ConvertColorSpaceNode.cc
@@ -0,0 +1,100 @@
+/*
+ * 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 2
+ * 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, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Copyright 2021, Blender Foundation.
+ */
+
+#include "COM_ConvertColorSpaceNode.h"
+
+#include "BKE_node.h"
+
+#include "BLI_utildefines.h"
+
+#include "COM_ConvertColorSpaceOperation.h"
+#include "COM_ConvertOperation.h"
+#include "COM_ExecutionSystem.h"
+#include "COM_ImageOperation.h"
+#include "COM_MultilayerImageOperation.h"
+
+#include "CLG_log.h"
+
+static CLG_LogRef LOG = {"compositor"};
+
+namespace blender::compositor {
+
+ConvertColorSpaceNode::ConvertColorSpaceNode(bNode *editorNode) : Node(editorNode)
+{
+  /* pass */
+}
+
+void ConvertColorSpaceNode::convert_to_operations(NodeConverter &converter,
+                                                  const CompositorContext &UNUSED(context)) const
+{
+  bNode *b_node = get_bnode();
+
+  NodeInput *inputSocketImage = this->get_input_socket(0);
+  NodeOutput *outputSocketImage = this->get_output_socket(0);
+
+  NodeConvertColorSpace *settings = static_cast<NodeConvertColorSpace *>(b_node->storage);
+
+  if (!performs_conversion(*settings)) {
+    converter.map_output_socket(get_output_socket(0),
+                                converter.add_input_proxy(get_input_socket(0), false));
+    return;
+  }
+
+  ConvertColorSpaceOperation *operation = new ConvertColorSpaceOperation();
+  operation->set_settings((NodeConvertColorSpace *)b_node->storage);
+  converter.add_operation(operation);
+
+  converter.map_input_socket(inputSocketImage, operation->get_input_socket(0));
+  converter.map_output_socket(outputSocketImage, operation->get_output_socket());
+}
+
+bool ConvertColorSpaceNode::performs_conversion(NodeConvertColorSpace &settings) const
+{
+  bNode *b_node = get_bnode();
+
+  if (IMB_colormanagement_space_name_is_data(settings.from_color_space)) {
+    CLOG_INFO(&LOG,
+              2,
+              "Color space conversion bypassed for node: %s. From color space is data: %s.",
+              b_node->name,
+              settings.from_color_space);
+    return false;
+  }
+
+  if (IMB_colormanagement_space_name_is_data(settings.to_color_space)) {
+    CLOG_INFO(&LOG,
+              2,
+              "Color space conversion bypassed for node: %s. To color space is data: %s.",
+              b_node->name,
+              settings.to_color_space);
+    return false;
+  }
+
+  if (STREQLEN(
+          settings.from_color_space, settings.to_color_space, sizeof(settings.from_color_space))) {
+    CLOG_INFO(&LOG,
+              2,
+              "Color space conversion bypassed for node: %s. To and from are the same: %s.",
+              b_node->name,
+              settings.from_color_space);
+    return false;
+  }
+  return true;
+}
+
+}  // namespace blender::compositor
diff --git a/source/blender/compositor/nodes/COM_ConvertColorSpaceNode.h b/source/blender/compositor/nodes/COM_ConvertColorSpaceNode.h
new file mode 100644
index 00000000000..b3460abea27
--- /dev/null
+++ b/source/blender/compositor/nodes/COM_ConvertColorSpaceNode.h
@@ -0,0 +1,46 @@
+/*
+ * 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 2
+ * 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, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Copyright 2021, Blender Foundation.
+ */
+
+#pragma once
+
+#include "COM_Node.h"
+#include "COM_defines.h"
+#include "DNA_image_types.h"
+#include "DNA_node_types.h"
+
+#include "RE_engine.h"
+#include "RE_pipeline.h"
+
+namespace blender::compositor {
+
+/**
+ * \brief ImageNode
+ * \ingroup Node
+ */
+class ConvertColorSpaceNode : public Node {
+ public:
+  ConvertColorSpaceNode(bNode *editorNode);
+  void convert_to_operations(NodeConverter &converter,
+                             const CompositorContext &context) const override;
+
+ private:
+  /** \brief check if the given settings changes color space. */
+  bool performs_conversion(NodeConvertColorSpace &settings) const;
+};
+
+}  // namespace blender::compositor