2 * This library is free software; you can redistribute it and/or modify it
3 * under the terms of the GNU Lesser General Public License as published
4 * by the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
7 * This library is distributed in the hope that it will be useful, but
8 * WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10 * Lesser General Public License for more details.
12 * You should have received a copy of the GNU Lesser General Public
13 * License along with this library; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 #include "bccmodels.h"
25 int BC_CModels::is_planar(int colormodel)
34 case BC_RGBA_FLOATP: return 1;
39 int BC_CModels::components(int colormodel)
43 case BC_A16: return 1;
44 case BC_A_FLOAT: return 1;
45 case BC_RGB888: return 3;
46 case BC_RGBA8888: return 4;
47 case BC_RGB161616: return 3;
48 case BC_RGBA16161616: return 4;
49 case BC_YUV888: return 3;
50 case BC_YUVA8888: return 4;
51 case BC_YUV161616: return 3;
52 case BC_YUVA16161616: return 4;
53 case BC_YUV101010: return 3;
54 case BC_RGB_FLOAT: return 3;
55 case BC_RGBA_FLOAT: return 4;
56 case BC_RGB_FLOATP: return 3;
57 case BC_RGBA_FLOATP: return 4;
62 int BC_CModels::calculate_pixelsize(int colormodel)
66 case BC_A16: return 2;
67 case BC_A_FLOAT: return 4;
68 case BC_TRANSPARENCY: return 1;
69 case BC_COMPRESSED: return 1;
70 case BC_RGB8: return 1;
71 case BC_RGB565: return 2;
72 case BC_BGR565: return 2;
73 case BC_BGR888: return 3;
74 case BC_BGR8888: return 4;
75 // Working bitmaps are packed to simplify processing
76 case BC_RGB888: return 3;
77 case BC_ARGB8888: return 4;
78 case BC_ABGR8888: return 4;
79 case BC_RGBA8888: return 4;
80 case BC_RGB161616: return 6;
81 case BC_RGBA16161616: return 8;
82 case BC_YUV888: return 3;
83 case BC_YUVA8888: return 4;
84 case BC_YUV161616: return 6;
85 case BC_YUVA16161616: return 8;
86 case BC_YUV101010: return 4;
87 case BC_VYU888: return 3;
88 case BC_UYVA8888: return 4;
89 case BC_RGB_FLOAT: return 12;
90 case BC_RGBA_FLOAT: return 16;
92 case BC_YUV420P: return 1;
93 case BC_YUV422P: return 1;
94 case BC_YUV444P: return 1;
95 case BC_YUV422: return 2;
96 case BC_UVY422: return 2;
97 case BC_YUV411P: return 1;
98 case BC_YUV410P: return 1;
99 case BC_RGB_FLOATP: return 4;
100 case BC_RGBA_FLOATP: return 4;
105 int BC_CModels::calculate_max(int colormodel)
108 // Working bitmaps are packed to simplify processing
109 case BC_A8: return 0xff;
110 case BC_A16: return 0xffff;
111 case BC_A_FLOAT: return 1;
112 case BC_RGB888: return 0xff;
113 case BC_RGBA8888: return 0xff;
114 case BC_RGB161616: return 0xffff;
115 case BC_RGBA16161616: return 0xffff;
116 case BC_YUV888: return 0xff;
117 case BC_YUVA8888: return 0xff;
118 case BC_YUV161616: return 0xffff;
119 case BC_YUVA16161616: return 0xffff;
120 case BC_RGB_FLOAT: return 1;
121 case BC_RGBA_FLOAT: return 1;
122 case BC_RGB_FLOATP: return 1;
123 case BC_RGBA_FLOATP: return 1;
128 int BC_CModels::calculate_datasize(int w, int h, int bytes_per_line, int color_model)
130 switch(color_model) {
131 case BC_YUV410P: return w * h + w * h / 8 + 4;
133 case BC_YUV411P: return w * h + w * h / 2 + 4;
134 case BC_YUV422P: return w * h * 2 + 4;
135 case BC_YUV444P: return w * h * 3 + 4;
136 case BC_RGB_FLOATP: return w * h * 3 * sizeof(float) + 4;
137 case BC_RGBA_FLOATP: return w * h * 4 * sizeof(float) + 4;
139 if( bytes_per_line < 0 )
140 bytes_per_line = w * calculate_pixelsize(color_model);
141 return h * bytes_per_line + 4;
144 int BC_CModels::bc_to_x(int color_model)
146 switch(color_model) {
147 case BC_YUV420P: return FOURCC_YV12;
148 case BC_YUV422: return FOURCC_YUV2;
149 case BC_UVY422: return FOURCC_UYVY;
154 void BC_CModels::to_text(char *string, int cmodel)
157 case BC_RGB888: strcpy(string, "RGB-8 Bit"); break;
158 case BC_RGBA8888: strcpy(string, "RGBA-8 Bit"); break;
159 case BC_RGB161616: strcpy(string, "RGB-16 Bit"); break;
160 case BC_RGBA16161616: strcpy(string, "RGBA-16 Bit"); break;
161 case BC_YUV888: strcpy(string, "YUV-8 Bit"); break;
162 case BC_YUVA8888: strcpy(string, "YUVA-8 Bit"); break;
163 case BC_YUV161616: strcpy(string, "YUV-16 Bit"); break;
164 case BC_YUVA16161616: strcpy(string, "YUVA-16 Bit"); break;
165 case BC_RGB_FLOAT: strcpy(string, "RGB-FLOAT"); break;
166 case BC_RGBA_FLOAT: strcpy(string, "RGBA-FLOAT"); break;
167 case BC_RGB_FLOATP: strcpy(string, "RGB-FLOATP"); break;
168 case BC_RGBA_FLOATP: strcpy(string, "RGBA-FLOATP"); break;
169 default: strcpy(string, "RGB-8 Bit"); break;
173 int BC_CModels::from_text(const char *text)
175 if(!strcasecmp(text, "RGB-8 Bit")) return BC_RGB888;
176 if(!strcasecmp(text, "RGBA-8 Bit")) return BC_RGBA8888;
177 if(!strcasecmp(text, "RGB-16 Bit")) return BC_RGB161616;
178 if(!strcasecmp(text, "RGBA-16 Bit")) return BC_RGBA16161616;
179 if(!strcasecmp(text, "RGB-FLOAT")) return BC_RGB_FLOAT;
180 if(!strcasecmp(text, "RGBA-FLOAT")) return BC_RGBA_FLOAT;
181 if(!strcasecmp(text, "RGB-FLOATP")) return BC_RGB_FLOATP;
182 if(!strcasecmp(text, "RGBA-FLOATP")) return BC_RGBA_FLOATP;
183 if(!strcasecmp(text, "YUV-8 Bit")) return BC_YUV888;
184 if(!strcasecmp(text, "YUVA-8 Bit")) return BC_YUVA8888;
185 if(!strcasecmp(text, "YUV-16 Bit")) return BC_YUV161616;
186 if(!strcasecmp(text, "YUVA-16 Bit")) return BC_YUVA16161616;
190 int BC_CModels::has_alpha(int colormodel)
197 case BC_RGBA16161616:
199 case BC_YUVA16161616:
208 int BC_CModels::is_float(int colormodel)
220 int BC_CModels::is_yuv(int colormodel)
227 case BC_YUVA16161616: