rename save project as export project, update shortcuts xyz
[goodguy/history.git] / cinelerra-5.1 / guicast / test5.C
1 #include <stdio.h>
2 #include <math.h>
3 #include "bccolors.C"
4
5 //c++ -g -I../guicast test5.C ../guicast/x86_64/libguicast.a \
6 // -DHAVE_GL -DHAVE_XFT -I/usr/include/freetype2 -lGL -lX11 -lXext \
7 // -lXinerama -lXv -lpng  -lfontconfig -lfreetype -lXft -pthread
8
9 int main(int ac, char **av)
10 {
11   int rgb2yuv = atoi(av[1]);
12   int color = atoi(av[2]);
13   int range = atoi(av[3]);
14
15   YUV::yuv.yuv_set_colors(color, range);
16   if( !rgb2yuv ) {
17     for( int y=0; y<0x100; ++y ) {
18       for( int u=0; u<0x100; ++u ) {
19         for( int v=0; v<0x100; ++v ) {
20           float fy = y/255.f, fu = u/255.f - 0.5f, fv = v/255.f - 0.5f;
21           float fr, fg, fb;  YUV::yuv.yuv_to_rgb_f(fr,fg,fb, fy,fu,fv);
22           if( fr<0 || fr>1 || fg<0 || fg>1 || fb<0 || fb>1 )
23                 continue;
24           float yy, uu, vv;  YUV::yuv.rgb_to_yuv_f(fr,fg,fb, yy,uu,vv);
25           float d = fabsf(fy-yy) + fabsf(fu-uu) + fabsf(fv-vv);
26           int rr = fr*256, gg = fg*256, bb = fb*256;
27           CLAMP(rr,0,255); CLAMP(gg,0,255); CLAMP(bb,0,255);
28           printf("yuv 0x%02x 0x%02x 0x%02x =%f,%f,%f, "
29                  "rgb 0x%02x 0x%02x 0x%02x =%f,%f,%f, "
30                  "  %f,%f,%f, %f\n",
31             y,u,v, fy,fu,fv, rr,gg,bb, fr,fg,fb, yy,uu,vv, d);
32         }
33       }
34     }
35   }
36   else {
37     for( int r=0; r<0x100; ++r ) {
38       for( int g=0; g<0x100; ++g ) {
39         for( int b=0; b<0x100; ++b ) {
40           float fr = r/255.f, fg = g/255.f, fb = b/255.f;
41           float fy, fu, fv;  YUV::yuv.rgb_to_yuv_f(fr,fg,fb, fy,fu,fv);
42           if( fy<0 || fy>1 || fu<0 || fu>1 || fv<0 || fv>1 )
43                 continue;
44           float rr, gg, bb;  YUV::yuv.yuv_to_rgb_f(rr,gg,bb, fy,fu,fv);
45           float d = fabsf(fr-rr) + fabsf(fg-gg) + fabsf(fb-bb);
46           int yy = fy*256, uu = fu*256, vv = fv*256;
47           CLAMP(yy,0,255); CLAMP(uu,0,255); CLAMP(vv,0,255);
48           printf("rgb 0x%02x 0x%02x 0x%02x =%f,%f,%f, "
49                  "yuv 0x%02x 0x%02x 0x%02x =%f,%f,%f, "
50                  "  %f,%f,%f, %f\n",
51             r,g,b, fr,fg,fb, yy,uu,vv, fy,fu,fv, rr,gg,bb, d);
52         }
53       }
54     }
55   }
56   return 0;
57 }
58