1 files changed, 94 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MovieClipOperation.cpp b/source/blender/compositor/operations/COM_MovieClipOperation.cpp
new file mode 100644
index 00000000000..74179293c6c
--- /dev/null
+++ b/source/blender/compositor/operations/COM_MovieClipOperation.cpp
@@ -0,0 +1,94 @@
+/*
+ * 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_MovieClipOperation.h"
+
+#include "BLI_listbase.h"
+#include "DNA_scene_types.h"
+#include "BLI_math.h"
+extern "C" {
+	#include "BKE_movieclip.h"
+	#include "IMB_imbuf.h"
+}
+#include "BKE_image.h"
+
+MovieClipOperation::MovieClipOperation(): NodeOperation() {
+	this->addOutputSocket(COM_DT_COLOR);
+	this->movieClip = NULL;
+	this->movieClipBuffer = NULL;
+	this->movieClipUser = NULL;
+	this->movieClipwidth = 0;
+	this->movieClipheight = 0;
+	this->framenumber = 0;
+}
+
+
+void MovieClipOperation::initExecution() {
+	if (this->movieClip) {
+		BKE_movieclip_user_set_frame(this->movieClipUser, this->framenumber);
+		ImBuf *ibuf;
+		ibuf= BKE_movieclip_get_ibuf(this->movieClip, this->movieClipUser);
+		if (ibuf) {
+			this->movieClipBuffer = ibuf;
+			if (ibuf->rect_float == NULL || ibuf->userflags&IB_RECT_INVALID) {
+				IMB_float_from_rect(ibuf);
+				ibuf->userflags&= ~IB_RECT_INVALID;
+			}
+		}
+	}
+}
+
+void MovieClipOperation::deinitExecution() {
+	this->movieClipBuffer = NULL;
+}
+
+void MovieClipOperation::determineResolution(unsigned int resolution[], unsigned int preferredResolution[]) {
+	ImBuf *ibuf;
+	if (this->movieClip) {
+		ibuf= BKE_movieclip_get_ibuf(this->movieClip, this->movieClipUser);
+		if (ibuf) {
+			resolution[0] = ibuf->x;
+			resolution[1] = ibuf->y;
+		}
+	}
+}
+
+void MovieClipOperation::executePixel(float *color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {
+	if (this->movieClipBuffer == NULL || x < 0 || y < 0 || x >= this->getWidth() || y >= this->getHeight() ) {
+		color[0] = 0.0f;
+		color[1] = 0.0f;
+		color[2] = 0.0f;
+		color[3] = 0.0f;
+	} else {
+		switch (sampler) {
+		case COM_PS_NEAREST:
+			neareast_interpolation_color(this->movieClipBuffer, NULL, color, x, y);
+			break;
+		case COM_PS_BILINEAR:
+			bilinear_interpolation_color(this->movieClipBuffer, NULL, color, x, y);
+			break;
+		case COM_PS_BICUBIC:
+			bicubic_interpolation_color(this->movieClipBuffer, NULL, color, x, y);
+			break;
+		}
+	}
+}