1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
/**
* $Id$
*
* ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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"
/* ******************* Color Spill Supression ********************************* */
static bNodeSocketType cmp_node_color_spill_in[]={
{SOCK_RGBA,1,"Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
{-1,0,""}
};
static bNodeSocketType cmp_node_color_spill_out[]={
{SOCK_RGBA,0,"Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
{-1,0,""}
};
static void do_reduce_red(bNode *node, float* out, float *in)
{
NodeChroma *c;
c=node->storage;
if(in[0] > in[1] && in[0] > in[2]) {
out[0]=((in[1]+in[2])/2)*(1-c->t1);
}
}
static void do_reduce_green(bNode *node, float* out, float *in)
{
NodeChroma *c;
c=node->storage;
if(in[1] > in[0] && in[1] > in[2]) {
out[1]=((in[0]+in[2])/2)*(1-c->t1);
}
}
static void do_reduce_blue(bNode *node, float* out, float *in)
{
NodeChroma *c;
c=node->storage;
if(in[2] > in[1] && in[2] > in[1]) {
out[2]=((in[1]+in[0])/2)*(1-c->t1);
}
}
static void node_composit_exec_color_spill(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
/*
Originally based on the information from the book "The Art and Science of Digital Composition" and
discussions from vfxtalk.com.*/
CompBuf *cbuf;
CompBuf *rgbbuf;
if(out[0]->hasoutput==0 || in[0]->hasinput==0) return;
if(in[0]->data==NULL) return;
cbuf=typecheck_compbuf(in[0]->data, CB_RGBA);
rgbbuf=dupalloc_compbuf(cbuf);
switch(node->custom1)
{
case 1: /*red spill*/
{
composit1_pixel_processor(node, rgbbuf, cbuf, in[1]->vec, do_reduce_red, CB_RGBA);
break;
}
case 2: /*green spill*/
{
composit1_pixel_processor(node, rgbbuf, cbuf, in[1]->vec, do_reduce_green, CB_RGBA);
break;
}
case 3: /*blue spill*/
{
composit1_pixel_processor(node, rgbbuf, cbuf, in[1]->vec, do_reduce_blue, CB_RGBA);
break;
}
default:
break;
}
out[0]->data=rgbbuf;
if(cbuf!=in[0]->data)
free_compbuf(cbuf);
}
static void node_composit_init_color_spill(bNode *node)
{
NodeChroma *c= MEM_callocN(sizeof(NodeChroma), "node chroma");
node->storage=c;
c->t1= 0.0f;
c->t2= 0.0f;
c->t3= 0.0f;
c->fsize= 0.0f;
c->fstrength= 0.0f;
node->custom1= 2; /* green channel */
}
bNodeType cmp_node_color_spill={
/* *next,*prev */ NULL, NULL,
/* type code */ CMP_NODE_COLOR_SPILL,
/* name */ "Color Spill",
/* width+range */ 140, 80, 200,
/* class+opts */ NODE_CLASS_MATTE, NODE_OPTIONS,
/* input sock */ cmp_node_color_spill_in,
/* output sock */ cmp_node_color_spill_out,
/* storage */ "NodeChroma",
/* execfunc */ node_composit_exec_color_spill,
/* butfunc */ NULL,
/* initfunc */ node_composit_init_color_spill,
/* freestoragefunc */ node_free_standard_storage,
/* copystoragefunc */ node_copy_standard_storage,
/* id */ NULL
};
|
