int main_times(int c, char *v[])
{
// process input arguments
if (c != 3) {
fprintf(stderr, "usage:\n\t%s file.tiff factor\n", *v);
// 0 1 2
return 1;
}
char *filename = v[1];
double factor = atof(v[2]);
// open image
struct fancy_image *f = fancy_image_open(filename, "rw,megabytes=33");
// process data
for (int j = 0; j < f->h; j++)
for (int i = 0; i < f->w; i++)
for (int l = 0; l < f->pd; l++)
{
double x = fancy_image_getsample(f, i, j, l);
x = x * factor;
fancy_image_setsample(f, i, j, l, x);
}
// close image (and save remaining updated tiles)
fancy_image_close(f);
// exit
return 0;
}
static void fancy_zoom_out_by_factor_two(char *fname_out, char *fname_in, int m)
{
// open input image
struct fancy_image *a = fancy_image_open(fname_in, "r");
// read information from input image
int tw = 0, th = 0, fmt = 0, bps = 0;
int tiffo = fancy_image_leak_tiff_info(&tw, &th, &fmt, &bps, a);
// create output image of the appropriate size and options
int pw = ceil(a->w / 2.0);
int ph = ceil(a->h / 2.0);
struct fancy_image *b = fancy_image_create(fname_out,
"w=%d,h=%d,pd=%d,bps=%d,fmt=%d,tw=%d,th=%d",
pw, ph, a->pd, bps, fmt, tw, th);
// fill-in the zoomed-out image
for (int j = 0; j < b->h; j++)
for (int i = 0; i < b->w; i++)
for (int l = 0; l < b->pd; l++)
{
int ii = 2 * i;
int jj = 2 * j;
double v[4] = {
fancy_image_getsample(a, ii + 0, jj + 0, l),
fancy_image_getsample(a, ii + 1, jj + 0, l),
fancy_image_getsample(a, ii + 0, jj + 1, l),
fancy_image_getsample(a, ii + 1, jj + 1, l)
};
double r = combine_4doubles(v, m);
fancy_image_setsample(b, i, j, l, r);
}
// close both images
fancy_image_close(b);
fancy_image_close(a);
}
int main_cpu(int c, char *v[])
{
// extract named options
char *window_title = pick_option(&c, &v, "t", "cpu");
// process input arguments
if (c != 2 && c != 1) {
fprintf(stderr, "usage:\n\t%s [image]\n", *v);
// 0 1
return 1;
}
char *filename_in = c > 1 ? v[1] : "-";
// read image
struct pan_state e[1];
e->i = fancy_image_open(filename_in, "r");
e->w = e->i->w;
e->h = e->i->h;
// setup fonts (TODO, integrate these calls into fontu's caching stuff)
e->font[0] = reformat_font(*xfont_4x6, UNPACKED);
e->font[1] = reformat_font(*xfont_6x12, UNPACKED);
e->font[2] = reformat_font(*xfont_7x13, UNPACKED);
e->font[3] = reformat_font(*xfont_9x15, UNPACKED);
e->font[4] = reformat_font(*xfont_10x20, UNPACKED);
//e->font[0] = reformat_font(*xfont_5x7, UNPACKED);
// open window
struct FTR f = ftr_new_window(BAD_MIN(e->w,1000), BAD_MIN(e->h,800));
ftr_change_title(&f, window_title);
f.userdata = e;
action_reset_zoom_and_position(&f);
ftr_set_handler(&f, "expose", pan_exposer);
ftr_set_handler(&f, "motion", pan_motion_handler);
ftr_set_handler(&f, "button", pan_button_handler);
ftr_set_handler(&f, "key" , pan_key_handler);
int r = ftr_loop_run(&f);
// cleanup and exit (optional)
for (int i = 0; i < 5; i++) free(e->font[i].data);
ftr_close(&f);
fancy_image_close(e->i);
return r - 1;
}
int main_setsample(int c, char *v[])
{
if (c != 7) {
fprintf(stderr, "usage:\n\t"
"%s inout.tiff opts i j l v\n",*v);
// 0 1 2 3 4 5 6
return 1;
}
char *filename = v[1];
char *opts = v[2];
int arg_i = atoi(v[3]);
int arg_j = atoi(v[4]);
int arg_l = atoi(v[5]);
float arg_v = atof(v[6]);
struct fancy_image *f = fancy_image_open(filename, opts);
fancy_image_setsample(f, arg_i, arg_j, arg_l, arg_v);
fancy_image_close(f);
return 0;
}
int main_example(int c, char *v[])
{
// process input arguments
if (c != 7) {
fprintf(stderr, "usage:\n\t%s image opts o i j l\n", *v);
// 0 1 2 3 4 5 6
return 1;
}
char *filename = v[1];
char *opts = v[2];
int arg_o = atoi(v[3]);
int arg_i = atoi(v[4]);
int arg_j = atoi(v[5]);
int arg_l = atoi(v[6]);
// do stuff
struct fancy_image *f = fancy_image_open(filename, opts);
printf("image \"%s\"\n", filename);
printf("\tw = %d\n", f->w);
printf("\th = %d\n", f->h);
printf("\tpd = %d\n", f->pd);
printf("\tno = %d\n", f->no);
float s = fancy_image_getsample_oct(f, arg_o, arg_i, arg_j, arg_l);
printf("\t (%d)[%d,%d]{%d} = %g\n", arg_o, arg_i, arg_j, arg_l, s);
//int x = 1;
//float s;
//do {
// s = fancy_image_getsample(&f, x, x, 0);
// printf("\tsample(%d,%d,0) = %g\n", x, x, s);
// x *= 10;
//} while(isfinite(s));
fancy_image_close(f);
// exit
return 0;
}
int main_croparound(int c, char *v[])
{
// process input arguments
if (c != 8) {
fprintf(stderr, "usage:\n\t"
"%s in.tiff opts o cx cy ww out.png\n",*v);
// 0 1 2 3 4 5 6 7
return 1;
}
char *filename_in = v[1];
char *opts = v[2];
int octave = atoi(v[3]);
int cent_x = atoi(v[4]);
int cent_y = atoi(v[5]);
int diamet = atoi(v[6]);
char *filename_out = v[7];
struct fancy_image *f = fancy_image_open(filename_in, opts);
if (!f->pd) return 2;
//if (octave < 0) octave = 0;
//if (octave >= f.no) octave = f.no - 1;
float *x = xmalloc(diamet * diamet * f->pd * sizeof*x);
for (int j = 0; j < diamet; j++)
for (int i = 0; i < diamet; i++)
for (int l = 0; l < f->pd; l++)
{
int ii = cent_x - diamet/2 + i;
int jj = cent_y - diamet/2 + j;
int idx_o = (j * diamet + i) * f->pd + l;
x[idx_o] = fancy_image_getsample_oct(f, octave, ii, jj, l);
}
fancy_image_close(f);
iio_save_image_float_vec(filename_out, x, diamet, diamet, f->pd);
free(x);
return 0;
}
