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)
42 int BC_CModels::components(int colormodel)
77 // planar, compressed, transparent
81 int BC_CModels::calculate_pixelsize(int colormodel)
85 case BC_A16: return 2;
86 case BC_A_FLOAT: return 4;
87 case BC_TRANSPARENCY: return 1;
88 case BC_COMPRESSED: return 1;
89 case BC_RGB8: return 1;
90 case BC_RGB565: return 2;
91 case BC_BGR565: return 2;
92 case BC_BGR888: return 3;
93 case BC_BGR8888: return 4;
94 // Working bitmaps are packed to simplify processing
95 case BC_RGB888: return 3;
96 case BC_ARGB8888: return 4;
97 case BC_ABGR8888: return 4;
98 case BC_RGBA8888: return 4;
99 case BC_RGB161616: return 6;
100 case BC_RGBA16161616: return 8;
101 case BC_YUV888: return 3;
102 case BC_YUVA8888: return 4;
103 case BC_YUV161616: return 6;
104 case BC_YUVA16161616: return 8;
105 case BC_AYUV16161616: return 8;
106 case BC_YUV101010: return 4;
107 case BC_VYU888: return 3;
108 case BC_UYVA8888: return 4;
109 case BC_RGB_FLOAT: return 12;
110 case BC_RGBA_FLOAT: return 16;
111 case BC_GREY8: return 1;
112 case BC_GREY16: return 2;
114 case BC_YUV420P: return 1;
115 case BC_YUV420PI: return 1;
116 case BC_YUV422P: return 1;
117 case BC_YUV444P: return 1;
118 case BC_GBRP: return 1;
119 case BC_YUV422: return 2;
120 case BC_UVY422: return 2;
121 case BC_YUV411P: return 1;
122 case BC_YUV410P: return 1;
123 case BC_RGB_FLOATP: return 4;
124 case BC_RGBA_FLOATP: return 4;
129 int BC_CModels::calculate_max(int colormodel)
132 // Working bitmaps are packed to simplify processing
133 case BC_A8: return 0xff;
134 case BC_A16: return 0xffff;
135 case BC_A_FLOAT: return 1;
136 case BC_RGB888: return 0xff;
137 case BC_RGBA8888: return 0xff;
138 case BC_RGB161616: return 0xffff;
139 case BC_RGBA16161616: return 0xffff;
140 case BC_YUV888: return 0xff;
141 case BC_YUVA8888: return 0xff;
142 case BC_YUV161616: return 0xffff;
143 case BC_YUVA16161616: return 0xffff;
144 case BC_AYUV16161616: return 0xffff;
145 case BC_RGB_FLOAT: return 1;
146 case BC_RGBA_FLOAT: return 1;
147 case BC_RGB_FLOATP: return 1;
148 case BC_RGBA_FLOATP: return 1;
149 case BC_GREY8: return 0xff;
150 case BC_GREY16: return 0xffff;
151 case BC_GBRP: return 0xff;
156 int BC_CModels::calculate_datasize(int w, int h, int bytes_per_line, int color_model)
158 switch(color_model) {
159 case BC_YUV410P: return w * h + w * h / 8 + 4;
162 case BC_YUV411P: return w * h + w * h / 2 + 4;
163 case BC_YUV422P: return w * h * 2 + 4;
164 case BC_YUV444P: return w * h * 3 + 4;
165 case BC_GBRP: return w * h * 3 + 4;
166 case BC_RGB_FLOATP: return w * h * 3 * sizeof(float) + 4;
167 case BC_RGBA_FLOATP: return w * h * 4 * sizeof(float) + 4;
169 if( bytes_per_line < 0 )
170 bytes_per_line = w * calculate_pixelsize(color_model);
171 return h * bytes_per_line + 4;
174 int BC_CModels::bc_to_x(int color_model)
176 switch(color_model) {
177 case BC_YUV420P: return FOURCC_YV12;
178 case BC_YUV422: return FOURCC_YUV2;
179 case BC_UVY422: return FOURCC_UYVY;
184 void BC_CModels::to_text(char *string, int cmodel)
187 case BC_RGB888: strcpy(string, "RGB-8 Bit"); break;
188 case BC_RGBA8888: strcpy(string, "RGBA-8 Bit"); break;
189 case BC_RGB161616: strcpy(string, "RGB-16 Bit"); break;
190 case BC_RGBA16161616: strcpy(string, "RGBA-16 Bit"); break;
191 case BC_YUV888: strcpy(string, "YUV-8 Bit"); break;
192 case BC_YUVA8888: strcpy(string, "YUVA-8 Bit"); break;
193 case BC_YUV161616: strcpy(string, "YUV-16 Bit"); break;
194 case BC_YUVA16161616: strcpy(string, "YUVA-16 Bit"); break;
195 case BC_AYUV16161616: strcpy(string, "AYUV-16 Bit"); break;
196 case BC_RGB_FLOAT: strcpy(string, "RGB-FLOAT"); break;
197 case BC_RGBA_FLOAT: strcpy(string, "RGBA-FLOAT"); break;
198 case BC_RGB_FLOATP: strcpy(string, "RGB-FLOATP"); break;
199 case BC_RGBA_FLOATP: strcpy(string, "RGBA-FLOATP"); break;
200 default: strcpy(string, "RGB-8 Bit"); break;
204 int BC_CModels::from_text(const char *text)
206 if(!strcasecmp(text, "RGB-8 Bit")) return BC_RGB888;
207 if(!strcasecmp(text, "RGBA-8 Bit")) return BC_RGBA8888;
208 if(!strcasecmp(text, "RGB-16 Bit")) return BC_RGB161616;
209 if(!strcasecmp(text, "RGBA-16 Bit")) return BC_RGBA16161616;
210 if(!strcasecmp(text, "RGB-FLOAT")) return BC_RGB_FLOAT;
211 if(!strcasecmp(text, "RGBA-FLOAT")) return BC_RGBA_FLOAT;
212 if(!strcasecmp(text, "RGB-FLOATP")) return BC_RGB_FLOATP;
213 if(!strcasecmp(text, "RGBA-FLOATP")) return BC_RGBA_FLOATP;
214 if(!strcasecmp(text, "YUV-8 Bit")) return BC_YUV888;
215 if(!strcasecmp(text, "YUVA-8 Bit")) return BC_YUVA8888;
216 if(!strcasecmp(text, "YUV-16 Bit")) return BC_YUV161616;
217 if(!strcasecmp(text, "YUVA-16 Bit")) return BC_YUVA16161616;
218 if(!strcasecmp(text, "AYUV-16 Bit")) return BC_AYUV16161616;
222 int BC_CModels::has_alpha(int colormodel)
229 case BC_RGBA16161616:
231 case BC_YUVA16161616:
240 int BC_CModels::is_float(int colormodel)
252 int BC_CModels::is_yuv(int colormodel)
259 case BC_YUVA16161616:
260 case BC_AYUV16161616: