| | |
| | | #define STB_IMAGE_WRITE_IMPLEMENTATION |
| | | #include "stb_image_write.h" |
| | | |
| | | #ifdef OPENCV |
| | | #include "opencv2/highgui/highgui_c.h" |
| | | #include "opencv2/imgproc/imgproc_c.h" |
| | | #endif |
| | | |
| | | |
| | | int windows = 0; |
| | | |
| | | float colors[6][3] = { {1,0,1}, {0,0,1},{0,1,1},{0,1,0},{1,1,0},{1,0,0} }; |
| | |
| | | return r; |
| | | } |
| | | |
| | | void composite_image(image source, image dest, int dx, int dy) |
| | | { |
| | | int x,y,k; |
| | | for(k = 0; k < source.c; ++k){ |
| | | for(y = 0; y < source.h; ++y){ |
| | | for(x = 0; x < source.w; ++x){ |
| | | float val = get_pixel(source, x, y, k); |
| | | float val2 = get_pixel_extend(dest, dx+x, dy+y, k); |
| | | set_pixel(dest, dx+x, dy+y, k, val * val2); |
| | | } |
| | | } |
| | | } |
| | | } |
| | | |
| | | image border_image(image a, int border) |
| | | { |
| | | image b = make_image(a.w + 2*border, a.h + 2*border, a.c); |
| | | int x,y,k; |
| | | for(k = 0; k < b.c; ++k){ |
| | | 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); |
| | | set_pixel(b, x, y, k, val); |
| | | } |
| | | } |
| | | } |
| | | return b; |
| | | } |
| | | |
| | | image tile_images(image a, image b, int dx) |
| | | { |
| | | if(a.w == 0) return copy_image(b); |
| | | image c = make_image(a.w + b.w + dx, (a.h > b.h) ? a.h : b.h, (a.c > b.c) ? a.c : b.c); |
| | | fill_cpu(c.w*c.h*c.c, 1, c.data, 1); |
| | | embed_image(a, c, 0, 0); |
| | | composite_image(b, c, a.w + dx, 0); |
| | | return c; |
| | | } |
| | | |
| | | image get_label(image *characters, char *string) |
| | | { |
| | | image label = make_empty_image(0,0,0); |
| | | while(*string){ |
| | | image l = characters[(int)*string]; |
| | | image n = tile_images(label, l, -4); |
| | | free_image(label); |
| | | label = n; |
| | | ++string; |
| | | } |
| | | image b = border_image(label, label.h*.25); |
| | | free_image(label); |
| | | return b; |
| | | } |
| | | |
| | | void draw_label(image a, int r, int c, image label, const float *rgb) |
| | | { |
| | | float ratio = (float) label.w / label.h; |
| | | int h = 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); |
| | | if (r - h >= 0) r = r - h; |
| | |
| | | } |
| | | } |
| | | |
| | | void draw_detections(image im, int num, float thresh, box *boxes, float **probs, char **names, image *labels, int classes) |
| | | image *load_alphabet() |
| | | { |
| | | int i; |
| | | image *alphabet = 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); |
| | | } |
| | | return alphabet; |
| | | } |
| | | |
| | | void draw_detections(image im, int num, float thresh, box *boxes, float **probs, char **names, image *alphabet, int classes) |
| | | { |
| | | int i; |
| | | |
| | |
| | | float prob = probs[i][class]; |
| | | if(prob > thresh){ |
| | | //int width = pow(prob, 1./2.)*30+1; |
| | | int width = 8; |
| | | int width = im.h * .012; |
| | | printf("%s: %.0f%%\n", names[class], prob*100); |
| | | int offset = class*1 % classes; |
| | | float red = get_color(2,offset,classes); |
| | |
| | | if(bot > im.h-1) bot = im.h-1; |
| | | |
| | | draw_box_width(im, left, top, right, bot, width, red, green, blue); |
| | | if (labels) draw_label(im, top + width, left, labels[class], rgb); |
| | | if (alphabet) { |
| | | image label = get_label(alphabet, names[class]); |
| | | draw_label(im, top + width, left, label, rgb); |
| | | } |
| | | } |
| | | } |
| | | } |
| | |
| | | } |
| | | |
| | | #ifdef OPENCV |
| | | |
| | | image ipl_to_image(IplImage* src) |
| | | { |
| | | unsigned char *data = (unsigned char *)src->imageData; |
| | | int h = src->height; |
| | | int w = src->width; |
| | | int c = src->nChannels; |
| | | int step = src->widthStep; |
| | | image out = make_image(w, h, c); |
| | | int i, j, k, count=0;; |
| | | |
| | | for(k= 0; k < c; ++k){ |
| | | for(i = 0; i < h; ++i){ |
| | | for(j = 0; j < w; ++j){ |
| | | out.data[count++] = data[i*step + j*c + k]/255.; |
| | | } |
| | | } |
| | | } |
| | | return out; |
| | | } |
| | | |
| | | image load_image_cv(char *filename, int channels) |
| | | { |
| | | IplImage* src = 0; |
| | | int flag = -1; |
| | | if (channels == 0) flag = -1; |
| | | else if (channels == 1) flag = 0; |
| | | else if (channels == 3) flag = 1; |
| | | else { |
| | | fprintf(stderr, "OpenCV can't force load with %d channels\n", channels); |
| | | } |
| | | |
| | | if( (src = cvLoadImage(filename, flag)) == 0 ) |
| | | { |
| | | fprintf(stderr, "Cannot load image \"%s\"\n", filename); |
| | | char buff[256]; |
| | | sprintf(buff, "echo %s >> bad.list", filename); |
| | | system(buff); |
| | | return make_image(10,10,3); |
| | | //exit(0); |
| | | } |
| | | image out = ipl_to_image(src); |
| | | cvReleaseImage(&src); |
| | | rgbgr_image(out); |
| | | return out; |
| | | } |
| | | |
| | | image get_image_from_stream(CvCapture *cap) |
| | | { |
| | | IplImage* src = cvQueryFrame(cap); |
| | |
| | | rgbgr_image(im); |
| | | return im; |
| | | } |
| | | #endif |
| | | |
| | | #ifdef OPENCV |
| | | void save_image_jpg(image p, const char *name) |
| | | { |
| | | image copy = copy_image(p); |
| | |
| | | show_image(c4, "C4"); |
| | | #ifdef OPENCV |
| | | while(1){ |
| | | image aug = random_augment_image(im, 0, 320, 448, 320, .75); |
| | | image aug = random_augment_image(im, 0, .75, 320, 448, 320); |
| | | show_image(aug, "aug"); |
| | | free_image(aug); |
| | | |
| | | |
| | | |
| | | float exposure = 1.15; |
| | | float saturation = 1.15; |
| | |
| | | #endif |
| | | } |
| | | |
| | | #ifdef OPENCV |
| | | image ipl_to_image(IplImage* src) |
| | | { |
| | | unsigned char *data = (unsigned char *)src->imageData; |
| | | int h = src->height; |
| | | int w = src->width; |
| | | int c = src->nChannels; |
| | | int step = src->widthStep; |
| | | image out = make_image(w, h, c); |
| | | int i, j, k, count=0;; |
| | | |
| | | for(k= 0; k < c; ++k){ |
| | | for(i = 0; i < h; ++i){ |
| | | for(j = 0; j < w; ++j){ |
| | | out.data[count++] = data[i*step + j*c + k]/255.; |
| | | } |
| | | } |
| | | } |
| | | return out; |
| | | } |
| | | |
| | | image load_image_cv(char *filename, int channels) |
| | | { |
| | | IplImage* src = 0; |
| | | int flag = -1; |
| | | if (channels == 0) flag = -1; |
| | | else if (channels == 1) flag = 0; |
| | | else if (channels == 3) flag = 1; |
| | | else { |
| | | fprintf(stderr, "OpenCV can't force load with %d channels\n", channels); |
| | | } |
| | | |
| | | if( (src = cvLoadImage(filename, flag)) == 0 ) |
| | | { |
| | | fprintf(stderr, "Cannot load image \"%s\"\n", filename); |
| | | char buff[256]; |
| | | sprintf(buff, "echo %s >> bad.list", filename); |
| | | system(buff); |
| | | return make_image(10,10,3); |
| | | //exit(0); |
| | | } |
| | | image out = ipl_to_image(src); |
| | | cvReleaseImage(&src); |
| | | rgbgr_image(out); |
| | | return out; |
| | | } |
| | | |
| | | #endif |
| | | |
| | | |
| | | image load_image_stb(char *filename, int channels) |
| | | { |
| | |
| | | } |
| | | void set_pixel(image m, int x, int y, int c, float val) |
| | | { |
| | | if (x < 0 || y < 0 || c < 0 || x >= m.w || y >= m.h || c >= m.c) return; |
| | | assert(x < m.w && y < m.h && c < m.c); |
| | | m.data[c*m.h*m.w + y*m.w + x] = val; |
| | | } |
| | |
| | | |
| | | void free_image(image m) |
| | | { |
| | | free(m.data); |
| | | if(m.data){ |
| | | free(m.data); |
| | | } |
| | | } |