Initial commit. Not in build system so shouldn't interfere with anything at this point. Will commit modified versions of existing files once build system is tested.

1 files changed, 180 insertions, 0 deletions

diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_sepcombYUVA.c b/source/blender/nodes/intern/CMP_nodes/CMP_sepcombYUVA.c
new file mode 100644
index 00000000000..6813ffd31a0
--- /dev/null
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_sepcombYUVA.c
@@ -0,0 +1,180 @@
+/**
+ * $Id$
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2006 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "../CMP_util.h"
+
+
+/* **************** SEPARATE YUVA ******************** */
+static bNodeSocketType cmp_node_sepyuva_in[]= {
+	{  SOCK_RGBA, 1, "Image",        0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{  -1, 0, ""   }
+};
+static bNodeSocketType cmp_node_sepyuva_out[]= {
+	{  SOCK_VALUE, 0, "Y",        0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{  SOCK_VALUE, 0, "U",        0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{  SOCK_VALUE, 0, "V",        0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{  SOCK_VALUE, 0, "A",        0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{  -1, 0, ""   }
+};
+
+static void do_sepyuva(bNode *node, float *out, float *in)
+{
+	float y, u, v;
+	
+	rgb_to_yuv(in[0], in[1], in[2], &y, &u, &v);
+	
+	out[0]= y;
+	out[1]= u;
+	out[2]= v;
+	out[3]= in[3];
+}
+
+static void node_composit_exec_sepyuva(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	/* stack order out: bw channels */
+	/* stack order in: col */
+	
+	/* input no image? then only color operation */
+	if(in[0]->data==NULL) {
+		float y, u, v;
+	
+		rgb_to_yuv(in[0]->vec[0], in[0]->vec[1], in[0]->vec[2], &y, &u, &v);
+	
+		out[0]->vec[0] = y;
+		out[1]->vec[0] = u;
+		out[2]->vec[0] = v;
+		out[3]->vec[0] = in[0]->vec[3];
+	}
+	else if ((out[0]->hasoutput) || (out[1]->hasoutput) || (out[2]->hasoutput) || (out[3]->hasoutput)) {
+		/* make copy of buffer so input image doesn't get corrupted */
+		CompBuf *cbuf= dupalloc_compbuf(in[0]->data);
+		CompBuf *cbuf2=typecheck_compbuf(cbuf, CB_RGBA);
+	
+		/* convert the RGB stackbuf to an YUV representation */
+		composit1_pixel_processor(node, cbuf2, cbuf2, in[0]->vec, do_sepyuva, CB_RGBA);
+	
+		/* separate each of those channels */
+		if(out[0]->hasoutput)
+			out[0]->data= valbuf_from_rgbabuf(cbuf2, CHAN_R);
+		if(out[1]->hasoutput)
+			out[1]->data= valbuf_from_rgbabuf(cbuf2, CHAN_G);
+		if(out[2]->hasoutput)
+			out[2]->data= valbuf_from_rgbabuf(cbuf2, CHAN_B);
+		if(out[3]->hasoutput)
+			out[3]->data= valbuf_from_rgbabuf(cbuf2, CHAN_A);
+
+		/*not used anymore */
+		if(cbuf2!=cbuf)
+			free_compbuf(cbuf2);
+		free_compbuf(cbuf);
+	}
+}
+
+bNodeType cmp_node_sepyuva= {
+	/* type code   */ CMP_NODE_SEPYUVA,
+	/* name        */ "Separate YUVA",
+	/* width+range */ 80, 40, 140,
+	/* class+opts  */ NODE_CLASS_CONVERTOR, 0,
+	/* input sock  */ cmp_node_sepyuva_in,
+	/* output sock */ cmp_node_sepyuva_out,
+	/* storage     */ "",
+	/* execfunc    */ node_composit_exec_sepyuva,
+   /* butfunc     */ NULL
+};
+
+
+/* **************** COMBINE YUVA ******************** */
+static bNodeSocketType cmp_node_combyuva_in[]= {
+	{	SOCK_VALUE, 1, "Y",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 1, "U",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 1, "V",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 1, "A",			1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+static bNodeSocketType cmp_node_combyuva_out[]= {
+	{	SOCK_RGBA, 0, "Image",			0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+
+static void do_comb_yuva(bNode *node, float *out, float *in1, float *in2, float *in3, float *in4)
+{
+	float r,g,b;
+	yuv_to_rgb(in1[0], in2[0], in3[0], &r, &g, &b);
+	
+	out[0] = r;
+	out[1] = g;
+	out[2] = b;
+	out[3] = in4[0];
+}
+
+static void node_composit_exec_combyuva(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	/* stack order out: 1 rgba channels */
+	/* stack order in: 4 value channels */
+	
+	/* input no image? then only color operation */
+	if((in[0]->data==NULL) && (in[1]->data==NULL) && (in[2]->data==NULL) && (in[3]->data==NULL)) {
+		out[0]->vec[0] = in[0]->vec[0];
+		out[0]->vec[1] = in[1]->vec[0];
+		out[0]->vec[2] = in[2]->vec[0];
+		out[0]->vec[3] = in[3]->vec[0];
+	}
+	else {
+		/* make output size of first available input image */
+		CompBuf *cbuf;
+		CompBuf *stackbuf;
+
+		/* allocate a CompBuf the size of the first available input */
+		if (in[0]->data) cbuf = in[0]->data;
+		else if (in[1]->data) cbuf = in[1]->data;
+		else if (in[2]->data) cbuf = in[2]->data;
+		else cbuf = in[3]->data;
+		
+		stackbuf = alloc_compbuf(cbuf->x, cbuf->y, CB_RGBA, 1); /* allocs */
+		
+		composit4_pixel_processor(node, stackbuf, in[0]->data, in[0]->vec, in[1]->data, in[1]->vec, 
+								  in[2]->data, in[2]->vec, in[3]->data, in[3]->vec, 
+								  do_comb_yuva, CB_VAL, CB_VAL, CB_VAL, CB_VAL);
+
+		out[0]->data= stackbuf;
+	}	
+}
+
+bNodeType cmp_node_combyuva= {
+	/* type code   */	CMP_NODE_COMBYUVA,
+	/* name        */	"Combine YUVA",
+	/* width+range */	80, 40, 140,
+	/* class+opts  */	NODE_CLASS_CONVERTOR, NODE_OPTIONS,
+	/* input sock  */	cmp_node_combyuva_in,
+	/* output sock */	cmp_node_combyuva_out,
+	/* storage     */	"",
+	/* execfunc    */	node_composit_exec_combyuva,
+   /* butfunc     */ NULL
+};
+