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This commit is contained in:
Joseph Redmon
2016-03-16 04:30:48 -07:00
parent 64ffc28220
commit cff59ba135
12 changed files with 296 additions and 77 deletions
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30
src/image.c
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@ -142,15 +142,15 @@ void transpose_image(image im)
assert(im.w == im.h);
int n, m;
int c;
for(c = 0; c < im.c; ++c){
for(n = 0; n < im.w-1; ++n){
for(m = n + 1; m < im.w; ++m){
float swap = im.data[m + im.w*(n + im.h*c)];
im.data[m + im.w*(n + im.h*c)] = im.data[n + im.w*(m + im.h*c)];
im.data[n + im.w*(m + im.h*c)] = swap;
}
for(c = 0; c < im.c; ++c){
for(n = 0; n < im.w-1; ++n){
for(m = n + 1; m < im.w; ++m){
float swap = im.data[m + im.w*(n + im.h*c)];
im.data[m + im.w*(n + im.h*c)] = im.data[n + im.w*(m + im.h*c)];
im.data[n + im.w*(m + im.h*c)] = swap;
}
}
}
}
void rotate_image_cw(image im, int times)
@ -676,6 +676,17 @@ void show_image_cv(image p, const char *name)
}
}
image binarize_image(image im)
{
image c = copy_image(im);
int i;
for(i = 0; i < im.w * im.h * im.c; ++i){
if(c.data[i] > .5) c.data[i] = 1;
else c.data[i] = 0;
}
return c;
}
void saturate_image(image im, float sat)
{
rgb_to_hsv(im);
@ -798,6 +809,8 @@ void show_image_cv(image p, const char *name)
image exp5 = copy_image(im);
exposure_image(exp5, .5);
image bin = binarize_image(im);
#ifdef GPU
image r = resize_image(im, im.w, im.h);
image black = make_image(im.w*2 + 3, im.h*2 + 3, 9);
@ -817,7 +830,8 @@ void show_image_cv(image p, const char *name)
show_image(black2, "Recreate");
#endif
show_image(im, "Original");
show_image(im, "Original");
show_image(bin, "Binary");
show_image(gray, "Gray");
show_image(sat2, "Saturation-2");
show_image(sat5, "Saturation-.5");