| | |
| | | for(y = 0; y < b.h; ++y){ |
| | | for(x = 0; x < b.w; ++x){ |
| | | float val = get_pixel_extend(a, x - border, y - border, k); |
| | | if(x - border < 0 || x - border >= a.w || y - border < 0 || y - border >= a.h) val = 1; |
| | | set_pixel(b, x, y, k, val); |
| | | } |
| | | } |
| | |
| | | return c; |
| | | } |
| | | |
| | | image get_label(image *characters, char *string) |
| | | image get_label(image **characters, char *string, int size) |
| | | { |
| | | if(size > 7) size = 7; |
| | | image label = make_empty_image(0,0,0); |
| | | while(*string){ |
| | | image l = characters[(int)*string]; |
| | | image n = tile_images(label, l, -4); |
| | | image l = characters[size][(int)*string]; |
| | | image n = tile_images(label, l, -size - 1 + (size+1)/2); |
| | | free_image(label); |
| | | label = n; |
| | | ++string; |
| | |
| | | |
| | | void draw_label(image a, int r, int c, image label, const float *rgb) |
| | | { |
| | | float ratio = (float) label.w / label.h; |
| | | int h = a.h * .04; |
| | | h = label.h; |
| | | h = a.h * .06; |
| | | int w = ratio * h; |
| | | image rl = resize_image(label, w, h); |
| | | int w = label.w; |
| | | int h = label.h; |
| | | if (r - h >= 0) r = r - h; |
| | | |
| | | int i, j, k; |
| | | for(j = 0; j < h && j + r < a.h; ++j){ |
| | | for(i = 0; i < w && i + c < a.w; ++i){ |
| | | for(k = 0; k < label.c; ++k){ |
| | | float val = get_pixel(rl, i, j, k); |
| | | float val = get_pixel(label, i, j, k); |
| | | set_pixel(a, i+c, j+r, k, rgb[k] * val); |
| | | } |
| | | } |
| | | } |
| | | free_image(rl); |
| | | } |
| | | |
| | | void draw_box(image a, int x1, int y1, int x2, int y2, float r, float g, float b) |
| | |
| | | } |
| | | } |
| | | |
| | | image *load_alphabet() |
| | | image **load_alphabet() |
| | | { |
| | | int i; |
| | | image *alphabet = calloc(128, sizeof(image)); |
| | | int i, j; |
| | | const int nsize = 8; |
| | | image **alphabets = calloc(nsize, sizeof(image)); |
| | | for(j = 0; j < nsize; ++j){ |
| | | alphabets[j] = calloc(128, sizeof(image)); |
| | | for(i = 32; i < 127; ++i){ |
| | | char buff[256]; |
| | | sprintf(buff, "data/labels/%d.png", i); |
| | | alphabet[i] = load_image_color(buff, 0, 0); |
| | | sprintf(buff, "data/labels/%d_%d.png", i, j); |
| | | alphabets[j][i] = load_image_color(buff, 0, 0); |
| | | } |
| | | return alphabet; |
| | | } |
| | | return alphabets; |
| | | } |
| | | |
| | | void draw_detections(image im, int num, float thresh, box *boxes, float **probs, char **names, image *alphabet, int classes) |
| | | void draw_detections(image im, int num, float thresh, box *boxes, float **probs, char **names, image **alphabet, int classes) |
| | | { |
| | | int i; |
| | | |
| | |
| | | |
| | | draw_box_width(im, left, top, right, bot, width, red, green, blue); |
| | | if (alphabet) { |
| | | image label = get_label(alphabet, names[class]); |
| | | image label = get_label(alphabet, names[class], (im.h*.03)/10); |
| | | draw_label(im, top + width, left, label, rgb); |
| | | } |
| | | } |