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modification of cmdlnopts

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eddyem
2015-12-08 16:16:00 +03:00
parent cb9c37fbd1
commit 4b14221751
19 changed files with 1465 additions and 179 deletions
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145
erosion-dilation/main.c
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@@ -57,117 +57,58 @@ long throw_random_seed(){
int main(int ac, char **v){
int i,j, W = 28, H = 28, W_0;
int i,j, W = 500, H = 500, W_0;
//double midX = (W - 1.0)/ 4. - 1., midY = (H - 1.) / 4. - 1.;
//double ro = sqrt(midX*midY), ri = ro / 1.5;
bool *inp = Malloc(W * H, sizeof(bool));
printf("\n");
srand48(throw_random_seed());
for(i = 0; i < H; i++)
for(j = 0; j < W; j++)
inp[i*W+j] = (drand48() > 0.5);
/*
for(i = 0; i < H/2; i++){
for(j = 0; j < W/2; j++){
double x = j - midX, y = i - midY;
double r = sqrt(x*x + y*y);
if((r < ro && r > ri) || fabs(x) == fabs(y))
inp[i*W+j] = inp[i*W+j+W/2] = inp[(i+H/2)*W+j] = inp[(i+H/2)*W+j+W/2] = true;
}
}*/
unsigned char *b2ch = bool2char(inp, W, H, &W_0);
FREE(inp);
printf("inpt: (%dx%d)\n", W_0, H);
printC(b2ch, W_0, H);
unsigned char *eros = erosion(b2ch, W_0, H);
printf("erosion: (%dx%d)\n", W_0, H);
printC(eros, W_0, H);
unsigned char *dilat = dilation(b2ch, W_0, H);
printf("dilation: (%dx%d)\n", W_0, H);
printC(dilat, W_0, H);
unsigned char *erdilat = dilation(eros, W_0, H);
printf("\n\ndilation of erosion (openinfg: (%dx%d)\n", W_0, H);
printC(erdilat, W_0, H);
unsigned char *dileros = erosion(dilat, W_0, H);
printf("erosion of dilation (closing): (%dx%d)\n", W_0, H);
printC(dileros, W_0, H);
printf("\n\n\n image - opening of original minus original:\n");
unsigned char *immer = substim(b2ch, erdilat, W_0, H);
printC(immer, W_0, H);
FREE(eros); FREE(dilat); FREE(erdilat); FREE(dileros);
inp = char2bool(immer, W, H, W_0);
printf("\n\nAnd boolean for previous image (%dx%d):\n ",W,H);
printB(inp, W, H);
FREE(immer);
immer = FC_filter(b2ch, W_0, H);
printf("\n\n\nFilter for 4-connected areas searching:\n");
printC(immer, W_0, H);
FREE(immer);
inp[i*W+j] = (drand48() > 0.7);
unsigned char *b2ch = bool2char(inp, W, H, &W_0);//, *immer;
/*printf("image:\n");
printC(b2ch, W_0, H);*/
// immer = FC_filter(b2ch, W_0, H);
// printf("\n\n\nFilter for 4-connected areas searching:\n");
// printC(immer, W_0, H);
// FREE(immer);
size_t NL;
printf("\nmark 8-connected components:\n");
// printf("\nmark 4-connected components:\n");
printf("4new\t");
cclabel4_1(b2ch, W, H, W_0, &NL);
// printf("\nmark 4-connected components (old):\n");
printf("4old\t");
cclabel4(b2ch, W, H, W_0, &NL);
// printf("\nmark 8-connected components:\n");
printf("8new\t");
cclabel8_1(b2ch, W, H, W_0, &NL);
printf("\nmark 8-connected components (old):\n");
// printf("\nmark 8-connected components (old):\n");
printf("8old\t");
cclabel8(b2ch, W, H, W_0, &NL);
FREE(b2ch);
return 0;
W = H = 1000;
FREE(inp);
inp = Malloc(W * H, sizeof(bool));
for(i = 0; i < H; i++)
for(j = 0; j < W; j++)
inp[i*W+j] = (drand48() > 0.5);
b2ch = bool2char(inp, W, H, &W_0);
FREE(inp);
printf("\n\n\n1) 1 cc4 for 2000x2000 .. ");
fflush(stdout);
double t0 = dtime();
for(i = 0; i < 1; i++){
CCbox *b = cclabel4(b2ch, W, H, W_0, &NL);
FREE(b);
}
printf("%.3f s\n", dtime() - t0);
printf("\n2) 1 cc8 for 2000x2000 .. ");
fflush(stdout);
t0 = dtime();
for(i = 0; i < 1; i++){
CCbox *b = cclabel8(b2ch, W, H, W_0, &NL);
FREE(b);
}
printf("%.3f s\n", dtime() - t0);
printf("\n3) 1 cc8_1 for 2000x2000 .. ");
fflush(stdout);
t0 = dtime();
for(i = 0; i < 1; i++){
CCbox *b = cclabel8_1(b2ch, W, H, W_0, &NL);
FREE(b);
}
printf("%.3f s\n", dtime() - t0);
/* printf("\n\n\n\nSome tests:\n1) 10000 dilations for 2000x2000 .. ");
fflush(stdout);
double t0 = dtime();
for(i = 0; i < 10000; i++){
unsigned char *dilat = dilation(b2ch, W, H);
free(dilat);
}
printf("%.3f s\n", dtime() - t0);
printf("2) 10000 erosions for 2000x2000 .. ");
fflush(stdout);
t0 = dtime();
for(i = 0; i < 10000; i++){
unsigned char *dilat = erosion(b2ch, W, H);
free(dilat);
}
printf("%.3f s\n", dtime() - t0);
printf("3) 10000 image substitutions for 2000x2000 .. ");
fflush(stdout);
unsigned char *dilat = dilation(b2ch, W, H);
t0 = dtime();
for(i = 0; i < 10000; i++){
unsigned char *res = substim(b2ch, dilat, W, H);
free(res);
}
printf("%.3f s\n", dtime() - t0);*/
return 0;
}
/*
* bench
* names = ["4new"; "4old"; "8new"; "8old"]; for i = 1:4; nm = names(i,:); time = []; sz = []; for i = 1:52; if(name{i} == nm) time = [time speed(i)]; sz = [sz num(i)]; endif;endfor; ts = time./sz; printf("%s: time/object = %.1f +- %.1f us\n", nm, mean(ts)*1e6, std(ts)*1e6);endfor;
*
* 0.25 megapixels
* 4new: time/object = 1.9 +- 0.4 us
* 4old: time/object = 1.7 +- 0.1 us
* 8new: time/object = 3.9 +- 0.1 us
* 8old: time/object = 13.5 +- 2.1 us
*
* 1 megapixels ---> [name speed num] = textread("1megapixel", "%s %f %f");
* 4new: time/object = 5.5 +- 0.5 us
* 4old: time/object = 5.3 +- 0.0 us
* 8new: time/object = 13.3 +- 0.1 us
* 8old: time/object = 47.6 +- 2.2 us
*
* 4 megapixels ---> [name speed num] = textread("4megapixels", "%s %f %f");
* 4new: time/object = 21.3 +- 1.5 us
* 4old: time/object = 22.3 +- 2.2 us
* 8new: time/object = 57.6 +- 1.3 us
* 8old: time/object = 195.5 +- 11.7 us
*
*
*/