1 files changed, 108 insertions, 0 deletions
diff --git a/source/blender/compositor/nodes/COM_MovieClipNode.cc b/source/blender/compositor/nodes/COM_MovieClipNode.cc
new file mode 100644
index 00000000000..7cc8f2ea19c
--- /dev/null
+++ b/source/blender/compositor/nodes/COM_MovieClipNode.cc
@@ -0,0 +1,108 @@
+/*
+ * 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 2011, Blender Foundation.
+ */
+
+#include "COM_MovieClipNode.h"
+#include "COM_ConvertColorProfileOperation.h"
+#include "COM_ExecutionSystem.h"
+#include "COM_MovieClipOperation.h"
+#include "COM_SetValueOperation.h"
+
+#include "BKE_movieclip.h"
+#include "BKE_tracking.h"
+
+#include "DNA_movieclip_types.h"
+
+#include "IMB_imbuf.h"
+
+MovieClipNode::MovieClipNode(bNode *editorNode) : Node(editorNode)
+{
+  /* pass */
+}
+
+void MovieClipNode::convertToOperations(NodeConverter &converter,
+                                        const CompositorContext &context) const
+{
+  NodeOutput *outputMovieClip = this->getOutputSocket(0);
+  NodeOutput *alphaMovieClip = this->getOutputSocket(1);
+  NodeOutput *offsetXMovieClip = this->getOutputSocket(2);
+  NodeOutput *offsetYMovieClip = this->getOutputSocket(3);
+  NodeOutput *scaleMovieClip = this->getOutputSocket(4);
+  NodeOutput *angleMovieClip = this->getOutputSocket(5);
+
+  bNode *editorNode = this->getbNode();
+  MovieClip *movieClip = (MovieClip *)editorNode->id;
+  MovieClipUser *movieClipUser = (MovieClipUser *)editorNode->storage;
+  bool cacheFrame = !context.isRendering();
+
+  ImBuf *ibuf = nullptr;
+  if (movieClip) {
+    if (cacheFrame) {
+      ibuf = BKE_movieclip_get_ibuf(movieClip, movieClipUser);
+    }
+    else {
+      ibuf = BKE_movieclip_get_ibuf_flag(
+          movieClip, movieClipUser, movieClip->flag, MOVIECLIP_CACHE_SKIP);
+    }
+  }
+
+  // always connect the output image
+  MovieClipOperation *operation = new MovieClipOperation();
+  operation->setMovieClip(movieClip);
+  operation->setMovieClipUser(movieClipUser);
+  operation->setFramenumber(context.getFramenumber());
+  operation->setCacheFrame(cacheFrame);
+
+  converter.addOperation(operation);
+  converter.mapOutputSocket(outputMovieClip, operation->getOutputSocket());
+  converter.addPreview(operation->getOutputSocket());
+
+  MovieClipAlphaOperation *alphaOperation = new MovieClipAlphaOperation();
+  alphaOperation->setMovieClip(movieClip);
+  alphaOperation->setMovieClipUser(movieClipUser);
+  alphaOperation->setFramenumber(context.getFramenumber());
+  alphaOperation->setCacheFrame(cacheFrame);
+
+  converter.addOperation(alphaOperation);
+  converter.mapOutputSocket(alphaMovieClip, alphaOperation->getOutputSocket());
+
+  MovieTrackingStabilization *stab = &movieClip->tracking.stabilization;
+  float loc[2], scale, angle;
+  loc[0] = 0.0f;
+  loc[1] = 0.0f;
+  scale = 1.0f;
+  angle = 0.0f;
+
+  if (ibuf) {
+    if (stab->flag & TRACKING_2D_STABILIZATION) {
+      int clip_framenr = BKE_movieclip_remap_scene_to_clip_frame(movieClip,
+                                                                 context.getFramenumber());
+
+      BKE_tracking_stabilization_data_get(
+          movieClip, clip_framenr, ibuf->x, ibuf->y, loc, &scale, &angle);
+    }
+  }
+
+  converter.addOutputValue(offsetXMovieClip, loc[0]);
+  converter.addOutputValue(offsetYMovieClip, loc[1]);
+  converter.addOutputValue(scaleMovieClip, scale);
+  converter.addOutputValue(angleMovieClip, angle);
+
+  if (ibuf) {
+    IMB_freeImBuf(ibuf);
+  }
+}