1 files changed, 67 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MovieClipAttributeOperation.cpp b/source/blender/compositor/operations/COM_MovieClipAttributeOperation.cpp
new file mode 100644
index 00000000000..5d0e7e4a4fe
--- /dev/null
+++ b/source/blender/compositor/operations/COM_MovieClipAttributeOperation.cpp
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2011, Blender Foundation.
+ *
+ * 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.
+ *
+ * Contributor: 
+ *		Jeroen Bakker 
+ *		Monique Dewanchand
+ */
+
+#include "COM_MovieClipAttributeOperation.h"
+extern "C" {
+	#include "BKE_tracking.h"
+}
+MovieClipAttributeOperation::MovieClipAttributeOperation(): NodeOperation() {
+	this->addOutputSocket(COM_DT_VALUE);
+	this->valueSet = false;
+	this->framenumber = 0;
+	this->attribute = MCA_X;
+}
+
+void MovieClipAttributeOperation::executePixel(float* outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {
+	if (!valueSet) {
+		float loc[2], scale, angle;
+		loc[0] = 0.0f;
+		loc[1] = 0.0f;
+		scale = 1.0f;
+		angle = 0.0f;
+		if (clip) {
+			BKE_tracking_stabilization_data(&clip->tracking, framenumber, getWidth(), getHeight(), loc, &scale, &angle);
+		}
+		switch (this->attribute) {
+		case MCA_SCALE:
+			this->value = scale;
+			break;
+		case MCA_ANGLE:
+			this->value = angle;
+			break;
+		case MCA_X:
+			this->value = loc[0];
+			break;
+		case MCA_Y:
+			this->value = loc[1];
+			break;
+		}
+		valueSet = true;
+	}
+	outputValue[0] = this->value;
+}
+
+void MovieClipAttributeOperation::determineResolution(unsigned int resolution[], unsigned int preferredResolution[]) {
+	resolution[0] = preferredResolution[0];
+	resolution[1] = preferredResolution[1];
+}
+