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)
35 case BC_RGBA_FLOATP: return 1;
40 int BC_CModels::components(int colormodel)
44 case BC_A16: return 1;
45 case BC_A_FLOAT: return 1;
46 case BC_RGB888: return 3;
47 case BC_RGBA8888: return 4;
48 case BC_RGB161616: return 3;
49 case BC_RGBA16161616: return 4;
50 case BC_YUV888: return 3;
51 case BC_YUVA8888: return 4;
52 case BC_YUV161616: return 3;
53 case BC_YUVA16161616: return 4;
54 case BC_AYUV16161616: return 4;
55 case BC_YUV101010: return 3;
56 case BC_RGB_FLOAT: return 3;
57 case BC_RGBA_FLOAT: return 4;
58 case BC_RGB_FLOATP: return 3;
59 case BC_RGBA_FLOATP: return 4;
64 int BC_CModels::calculate_pixelsize(int colormodel)
68 case BC_A16: return 2;
69 case BC_A_FLOAT: return 4;
70 case BC_TRANSPARENCY: return 1;
71 case BC_COMPRESSED: return 1;
72 case BC_RGB8: return 1;
73 case BC_RGB565: return 2;
74 case BC_BGR565: return 2;
75 case BC_BGR888: return 3;
76 case BC_BGR8888: return 4;
77 // Working bitmaps are packed to simplify processing
78 case BC_RGB888: return 3;
79 case BC_ARGB8888: return 4;
80 case BC_ABGR8888: return 4;
81 case BC_RGBA8888: return 4;
82 case BC_RGB161616: return 6;
83 case BC_RGBA16161616: return 8;
84 case BC_YUV888: return 3;
85 case BC_YUVA8888: return 4;
86 case BC_YUV161616: return 6;
87 case BC_YUVA16161616: return 8;
88 case BC_AYUV16161616: return 8;
89 case BC_YUV101010: return 4;
90 case BC_VYU888: return 3;
91 case BC_UYVA8888: return 4;
92 case BC_RGB_FLOAT: return 12;
93 case BC_RGBA_FLOAT: return 16;
95 case BC_YUV420P: return 1;
96 case BC_YUV420PI: return 1;
97 case BC_YUV422P: return 1;
98 case BC_YUV444P: return 1;
99 case BC_YUV422: return 2;
100 case BC_UVY422: return 2;
101 case BC_YUV411P: return 1;
102 case BC_YUV410P: return 1;
103 case BC_RGB_FLOATP: return 4;
104 case BC_RGBA_FLOATP: return 4;
109 int BC_CModels::calculate_max(int colormodel)
112 // Working bitmaps are packed to simplify processing
113 case BC_A8: return 0xff;
114 case BC_A16: return 0xffff;
115 case BC_A_FLOAT: return 1;
116 case BC_RGB888: return 0xff;
117 case BC_RGBA8888: return 0xff;
118 case BC_RGB161616: return 0xffff;
119 case BC_RGBA16161616: return 0xffff;
120 case BC_YUV888: return 0xff;
121 case BC_YUVA8888: return 0xff;
122 case BC_YUV161616: return 0xffff;
123 case BC_YUVA16161616: return 0xffff;
124 case BC_AYUV16161616: return 0xffff;
125 case BC_RGB_FLOAT: return 1;
126 case BC_RGBA_FLOAT: return 1;
127 case BC_RGB_FLOATP: return 1;
128 case BC_RGBA_FLOATP: return 1;
133 int BC_CModels::calculate_datasize(int w, int h, int bytes_per_line, int color_model)
135 switch(color_model) {
136 case BC_YUV410P: return w * h + w * h / 8 + 4;
139 case BC_YUV411P: return w * h + w * h / 2 + 4;
140 case BC_YUV422P: return w * h * 2 + 4;
141 case BC_YUV444P: return w * h * 3 + 4;
142 case BC_RGB_FLOATP: return w * h * 3 * sizeof(float) + 4;
143 case BC_RGBA_FLOATP: return w * h * 4 * sizeof(float) + 4;
145 if( bytes_per_line < 0 )
146 bytes_per_line = w * calculate_pixelsize(color_model);
147 return h * bytes_per_line + 4;
150 int BC_CModels::bc_to_x(int color_model)
152 switch(color_model) {
153 case BC_YUV420P: return FOURCC_YV12;
154 case BC_YUV422: return FOURCC_YUV2;
155 case BC_UVY422: return FOURCC_UYVY;
160 void BC_CModels::to_text(char *string, int cmodel)
163 case BC_RGB888: strcpy(string, "RGB-8 Bit"); break;
164 case BC_RGBA8888: strcpy(string, "RGBA-8 Bit"); break;
165 case BC_RGB161616: strcpy(string, "RGB-16 Bit"); break;
166 case BC_RGBA16161616: strcpy(string, "RGBA-16 Bit"); break;
167 case BC_YUV888: strcpy(string, "YUV-8 Bit"); break;
168 case BC_YUVA8888: strcpy(string, "YUVA-8 Bit"); break;
169 case BC_YUV161616: strcpy(string, "YUV-16 Bit"); break;
170 case BC_YUVA16161616: strcpy(string, "YUVA-16 Bit"); break;
171 case BC_AYUV16161616: strcpy(string, "AYUV-16 Bit"); break;
172 case BC_RGB_FLOAT: strcpy(string, "RGB-FLOAT"); break;
173 case BC_RGBA_FLOAT: strcpy(string, "RGBA-FLOAT"); break;
174 case BC_RGB_FLOATP: strcpy(string, "RGB-FLOATP"); break;
175 case BC_RGBA_FLOATP: strcpy(string, "RGBA-FLOATP"); break;
176 default: strcpy(string, "RGB-8 Bit"); break;
180 int BC_CModels::from_text(const char *text)
182 if(!strcasecmp(text, "RGB-8 Bit")) return BC_RGB888;
183 if(!strcasecmp(text, "RGBA-8 Bit")) return BC_RGBA8888;
184 if(!strcasecmp(text, "RGB-16 Bit")) return BC_RGB161616;
185 if(!strcasecmp(text, "RGBA-16 Bit")) return BC_RGBA16161616;
186 if(!strcasecmp(text, "RGB-FLOAT")) return BC_RGB_FLOAT;
187 if(!strcasecmp(text, "RGBA-FLOAT")) return BC_RGBA_FLOAT;
188 if(!strcasecmp(text, "RGB-FLOATP")) return BC_RGB_FLOATP;
189 if(!strcasecmp(text, "RGBA-FLOATP")) return BC_RGBA_FLOATP;
190 if(!strcasecmp(text, "YUV-8 Bit")) return BC_YUV888;
191 if(!strcasecmp(text, "YUVA-8 Bit")) return BC_YUVA8888;
192 if(!strcasecmp(text, "YUV-16 Bit")) return BC_YUV161616;
193 if(!strcasecmp(text, "YUVA-16 Bit")) return BC_YUVA16161616;
194 if(!strcasecmp(text, "AYUV-16 Bit")) return BC_AYUV16161616;
198 int BC_CModels::has_alpha(int colormodel)
205 case BC_RGBA16161616:
207 case BC_YUVA16161616:
216 int BC_CModels::is_float(int colormodel)
228 int BC_CModels::is_yuv(int colormodel)
235 case BC_YUVA16161616:
236 case BC_AYUV16161616: