| | |
| | | #include "data.h" |
| | | #include "utils.h" |
| | | #include "image.h" |
| | | #include "cuda.h" |
| | | |
| | | #include <stdio.h> |
| | | #include <stdlib.h> |
| | |
| | | X.cols = 0; |
| | | |
| | | for(i = 0; i < n; ++i){ |
| | | image im = load_image(paths[i], w, h, 1); |
| | | image im = load_image(paths[i], w, h, 3); |
| | | |
| | | image gray = grayscale_image(im); |
| | | free_image(im); |
| | | im = gray; |
| | | |
| | | X.vals[i] = im.data; |
| | | X.cols = im.h*im.w*im.c; |
| | | } |
| | |
| | | return X; |
| | | } |
| | | |
| | | typedef struct{ |
| | | int id; |
| | | float x,y,w,h; |
| | | float left, right, top, bottom; |
| | | } box_label; |
| | | matrix load_image_cropped_paths(char **paths, int n, int min, int max, int size) |
| | | { |
| | | int i; |
| | | matrix X; |
| | | X.rows = n; |
| | | X.vals = calloc(X.rows, sizeof(float*)); |
| | | X.cols = 0; |
| | | |
| | | for(i = 0; i < n; ++i){ |
| | | image im = load_image_color(paths[i], 0, 0); |
| | | image crop = random_crop_image(im, min, max, size); |
| | | int flip = rand_r(&data_seed)%2; |
| | | if (flip) flip_image(crop); |
| | | free_image(im); |
| | | X.vals[i] = crop.data; |
| | | X.cols = crop.h*crop.w*crop.c; |
| | | } |
| | | return X; |
| | | } |
| | | |
| | | |
| | | box_label *read_boxes(char *filename, int *n) |
| | | { |
| | |
| | | } |
| | | } |
| | | |
| | | void fill_truth_region(char *path, float *truth, int classes, int num_boxes, int flip, float dx, float dy, float sx, float sy) |
| | | void fill_truth_swag(char *path, float *truth, int classes, int flip, float dx, float dy, float sx, float sy) |
| | | { |
| | | char *labelpath = find_replace(path, "images", "labels"); |
| | | labelpath = find_replace(labelpath, "JPEGImages", "labels"); |
| | | |
| | | labelpath = find_replace(labelpath, ".jpg", ".txt"); |
| | | labelpath = find_replace(labelpath, ".JPG", ".txt"); |
| | | labelpath = find_replace(labelpath, ".JPEG", ".txt"); |
| | | int count = 0; |
| | | box_label *boxes = read_boxes(labelpath, &count); |
| | |
| | | int id; |
| | | int i; |
| | | |
| | | for(i = 0; i < num_boxes*num_boxes*(4+classes); i += 4+classes){ |
| | | truth[i] = 1; |
| | | } |
| | | |
| | | for(i = 0; i < count; ++i){ |
| | | x = boxes[i].x; |
| | | y = boxes[i].y; |
| | | w = boxes[i].w; |
| | | h = boxes[i].h; |
| | | for (i = 0; i < count && i < 30; ++i) { |
| | | x = boxes[i].x; |
| | | y = boxes[i].y; |
| | | w = boxes[i].w; |
| | | h = boxes[i].h; |
| | | id = boxes[i].id; |
| | | |
| | | if (x <= 0 || x >= 1 || y <= 0 || y >= 1) continue; |
| | | if (w < .0 || h < .0) continue; |
| | | |
| | | int index = (4+classes) * i; |
| | | |
| | | truth[index++] = x; |
| | | truth[index++] = y; |
| | | truth[index++] = w; |
| | | truth[index++] = h; |
| | | |
| | | if (id < classes) truth[index+id] = 1; |
| | | } |
| | | free(boxes); |
| | | } |
| | | |
| | | void fill_truth_region(char *path, float *truth, int classes, int num_boxes, int flip, float dx, float dy, float sx, float sy) |
| | | { |
| | | char *labelpath = find_replace(path, "images", "labels"); |
| | | labelpath = find_replace(labelpath, "JPEGImages", "labels"); |
| | | |
| | | labelpath = find_replace(labelpath, ".jpg", ".txt"); |
| | | labelpath = find_replace(labelpath, ".JPG", ".txt"); |
| | | labelpath = find_replace(labelpath, ".JPEG", ".txt"); |
| | | int count = 0; |
| | | box_label *boxes = read_boxes(labelpath, &count); |
| | | randomize_boxes(boxes, count); |
| | | correct_boxes(boxes, count, dx, dy, sx, sy, flip); |
| | | float x,y,w,h; |
| | | int id; |
| | | int i; |
| | | |
| | | for (i = 0; i < count; ++i) { |
| | | x = boxes[i].x; |
| | | y = boxes[i].y; |
| | | w = boxes[i].w; |
| | | h = boxes[i].h; |
| | | id = boxes[i].id; |
| | | |
| | | if (w < .01 || h < .01) continue; |
| | | |
| | | int col = (int)(x*num_boxes); |
| | | int row = (int)(y*num_boxes); |
| | | |
| | | float xa = (col+.5)/num_boxes; |
| | | float ya = (row+.5)/num_boxes; |
| | | float wa = .5; |
| | | float ha = .5; |
| | | x = x*num_boxes - col; |
| | | y = y*num_boxes - row; |
| | | |
| | | float tx = (x - xa) / wa; |
| | | float ty = (y - ya) / ha; |
| | | float tw = log2(w/wa); |
| | | float th = log2(h/ha); |
| | | int index = (col+row*num_boxes)*(5+classes); |
| | | if (truth[index]) continue; |
| | | truth[index++] = 1; |
| | | |
| | | int index = (col+row*num_boxes)*(4+classes); |
| | | if(!truth[index]) continue; |
| | | truth[index] = 0; |
| | | truth[index+id+1] = 1; |
| | | if (id < classes) truth[index+id] = 1; |
| | | index += classes; |
| | | truth[index++] = tx; |
| | | truth[index++] = ty; |
| | | truth[index++] = tw; |
| | | truth[index++] = th; |
| | | |
| | | truth[index++] = x; |
| | | truth[index++] = y; |
| | | truth[index++] = w; |
| | | truth[index++] = h; |
| | | } |
| | | free(boxes); |
| | | } |
| | |
| | | return y; |
| | | } |
| | | |
| | | matrix load_tags_paths(char **paths, int n, int k) |
| | | { |
| | | matrix y = make_matrix(n, k); |
| | | int i; |
| | | int count = 0; |
| | | for(i = 0; i < n; ++i){ |
| | | char *label = find_replace(paths[i], "imgs", "labels"); |
| | | label = find_replace(label, "_iconl.jpeg", ".txt"); |
| | | FILE *file = fopen(label, "r"); |
| | | if(!file){ |
| | | label = find_replace(label, "labels", "labels2"); |
| | | file = fopen(label, "r"); |
| | | if(!file) continue; |
| | | } |
| | | ++count; |
| | | int tag; |
| | | while(fscanf(file, "%d", &tag) == 1){ |
| | | if(tag < k){ |
| | | y.vals[i][tag] = 1; |
| | | } |
| | | } |
| | | fclose(file); |
| | | } |
| | | printf("%d/%d\n", count, n); |
| | | return y; |
| | | } |
| | | |
| | | char **get_labels(char *filename) |
| | | { |
| | | list *plist = get_paths(filename); |
| | |
| | | } |
| | | } |
| | | |
| | | data load_data_region(int n, char **paths, int m, int classes, int w, int h, int num_boxes) |
| | | data load_data_region(int n, char **paths, int m, int w, int h, int size, int classes, float jitter) |
| | | { |
| | | char **random_paths = get_random_paths(paths, n, m); |
| | | int i; |
| | |
| | | d.X.vals = calloc(d.X.rows, sizeof(float*)); |
| | | d.X.cols = h*w*3; |
| | | |
| | | int k = num_boxes*num_boxes*(4+classes); |
| | | int k = size*size*(5+classes); |
| | | d.y = make_matrix(n, k); |
| | | for(i = 0; i < n; ++i){ |
| | | image orig = load_image_color(random_paths[i], 0, 0); |
| | |
| | | int oh = orig.h; |
| | | int ow = orig.w; |
| | | |
| | | int dw = ow/10; |
| | | int dh = oh/10; |
| | | int dw = (ow*jitter); |
| | | int dh = (oh*jitter); |
| | | |
| | | int pleft = (rand_uniform() * 2*dw - dw); |
| | | int pright = (rand_uniform() * 2*dw - dw); |
| | | int ptop = (rand_uniform() * 2*dh - dh); |
| | | int pbot = (rand_uniform() * 2*dh - dh); |
| | | int pleft = rand_uniform(-dw, dw); |
| | | int pright = rand_uniform(-dw, dw); |
| | | int ptop = rand_uniform(-dh, dh); |
| | | int pbot = rand_uniform(-dh, dh); |
| | | |
| | | int swidth = ow - pleft - pright; |
| | | int sheight = oh - ptop - pbot; |
| | |
| | | if(flip) flip_image(sized); |
| | | d.X.vals[i] = sized.data; |
| | | |
| | | fill_truth_region(random_paths[i], d.y.vals[i], classes, num_boxes, flip, dx, dy, 1./sx, 1./sy); |
| | | fill_truth_region(random_paths[i], d.y.vals[i], classes, size, flip, dx, dy, 1./sx, 1./sy); |
| | | |
| | | free_image(orig); |
| | | free_image(cropped); |
| | |
| | | return d; |
| | | } |
| | | |
| | | data load_data_compare(int n, char **paths, int m, int classes, int w, int h) |
| | | { |
| | | if(m) paths = get_random_paths(paths, 2*n, m); |
| | | int i,j; |
| | | data d; |
| | | d.shallow = 0; |
| | | |
| | | d.X.rows = n; |
| | | d.X.vals = calloc(d.X.rows, sizeof(float*)); |
| | | d.X.cols = h*w*6; |
| | | |
| | | int k = 2*(classes); |
| | | d.y = make_matrix(n, k); |
| | | for(i = 0; i < n; ++i){ |
| | | image im1 = load_image_color(paths[i*2], w, h); |
| | | image im2 = load_image_color(paths[i*2+1], w, h); |
| | | |
| | | d.X.vals[i] = calloc(d.X.cols, sizeof(float)); |
| | | memcpy(d.X.vals[i], im1.data, h*w*3*sizeof(float)); |
| | | memcpy(d.X.vals[i] + h*w*3, im2.data, h*w*3*sizeof(float)); |
| | | |
| | | int id; |
| | | float iou; |
| | | |
| | | char *imlabel1 = find_replace(paths[i*2], "imgs", "labels"); |
| | | imlabel1 = find_replace(imlabel1, "jpg", "txt"); |
| | | FILE *fp1 = fopen(imlabel1, "r"); |
| | | |
| | | while(fscanf(fp1, "%d %f", &id, &iou) == 2){ |
| | | if (d.y.vals[i][2*id] < iou) d.y.vals[i][2*id] = iou; |
| | | } |
| | | |
| | | char *imlabel2 = find_replace(paths[i*2+1], "imgs", "labels"); |
| | | imlabel2 = find_replace(imlabel2, "jpg", "txt"); |
| | | FILE *fp2 = fopen(imlabel2, "r"); |
| | | |
| | | while(fscanf(fp2, "%d %f", &id, &iou) == 2){ |
| | | if (d.y.vals[i][2*id + 1] < iou) d.y.vals[i][2*id + 1] = iou; |
| | | } |
| | | |
| | | for (j = 0; j < classes; ++j){ |
| | | if (d.y.vals[i][2*j] > .5 && d.y.vals[i][2*j+1] < .5){ |
| | | d.y.vals[i][2*j] = 1; |
| | | d.y.vals[i][2*j+1] = 0; |
| | | } else if (d.y.vals[i][2*j] < .5 && d.y.vals[i][2*j+1] > .5){ |
| | | d.y.vals[i][2*j] = 0; |
| | | d.y.vals[i][2*j+1] = 1; |
| | | } else { |
| | | d.y.vals[i][2*j] = SECRET_NUM; |
| | | d.y.vals[i][2*j+1] = SECRET_NUM; |
| | | } |
| | | } |
| | | fclose(fp1); |
| | | fclose(fp2); |
| | | |
| | | free_image(im1); |
| | | free_image(im2); |
| | | } |
| | | if(m) free(paths); |
| | | return d; |
| | | } |
| | | |
| | | data load_data_swag(char **paths, int n, int classes, float jitter) |
| | | { |
| | | int index = rand_r(&data_seed)%n; |
| | | char *random_path = paths[index]; |
| | | |
| | | image orig = load_image_color(random_path, 0, 0); |
| | | int h = orig.h; |
| | | int w = orig.w; |
| | | |
| | | data d; |
| | | d.shallow = 0; |
| | | d.w = w; |
| | | d.h = h; |
| | | |
| | | d.X.rows = 1; |
| | | d.X.vals = calloc(d.X.rows, sizeof(float*)); |
| | | d.X.cols = h*w*3; |
| | | |
| | | int k = (4+classes)*30; |
| | | d.y = make_matrix(1, k); |
| | | |
| | | int dw = w*jitter; |
| | | int dh = h*jitter; |
| | | |
| | | int pleft = rand_uniform(-dw, dw); |
| | | int pright = rand_uniform(-dw, dw); |
| | | int ptop = rand_uniform(-dh, dh); |
| | | int pbot = rand_uniform(-dh, dh); |
| | | |
| | | int swidth = w - pleft - pright; |
| | | int sheight = h - ptop - pbot; |
| | | |
| | | float sx = (float)swidth / w; |
| | | float sy = (float)sheight / h; |
| | | |
| | | int flip = rand_r(&data_seed)%2; |
| | | image cropped = crop_image(orig, pleft, ptop, swidth, sheight); |
| | | |
| | | float dx = ((float)pleft/w)/sx; |
| | | float dy = ((float)ptop /h)/sy; |
| | | |
| | | image sized = resize_image(cropped, w, h); |
| | | if(flip) flip_image(sized); |
| | | d.X.vals[0] = sized.data; |
| | | |
| | | fill_truth_swag(random_path, d.y.vals[0], classes, flip, dx, dy, 1./sx, 1./sy); |
| | | |
| | | free_image(orig); |
| | | free_image(cropped); |
| | | |
| | | return d; |
| | | } |
| | | |
| | | data load_data_detection(int n, char **paths, int m, int classes, int w, int h, int num_boxes, int background) |
| | | { |
| | | char **random_paths = get_random_paths(paths, n, m); |
| | |
| | | int dw = ow/10; |
| | | int dh = oh/10; |
| | | |
| | | int pleft = (rand_uniform() * 2*dw - dw); |
| | | int pright = (rand_uniform() * 2*dw - dw); |
| | | int ptop = (rand_uniform() * 2*dh - dh); |
| | | int pbot = (rand_uniform() * 2*dh - dh); |
| | | int pleft = rand_uniform(-dw, dw); |
| | | int pright = rand_uniform(-dw, dw); |
| | | int ptop = rand_uniform(-dh, dh); |
| | | int pbot = rand_uniform(-dh, dh); |
| | | |
| | | int swidth = ow - pleft - pright; |
| | | int sheight = oh - ptop - pbot; |
| | |
| | | |
| | | void *load_thread(void *ptr) |
| | | { |
| | | printf("Loading data: %d\n", rand_r(&data_seed)); |
| | | |
| | | #ifdef GPU |
| | | cudaError_t status = cudaSetDevice(gpu_index); |
| | | check_error(status); |
| | | #endif |
| | | |
| | | //printf("Loading data: %d\n", rand_r(&data_seed)); |
| | | load_args a = *(struct load_args*)ptr; |
| | | if (a.type == CLASSIFICATION_DATA){ |
| | | if (a.type == OLD_CLASSIFICATION_DATA){ |
| | | *a.d = load_data(a.paths, a.n, a.m, a.labels, a.classes, a.w, a.h); |
| | | } else if (a.type == CLASSIFICATION_DATA){ |
| | | *a.d = load_data_augment(a.paths, a.n, a.m, a.labels, a.classes, a.min, a.max, a.size); |
| | | } else if (a.type == DETECTION_DATA){ |
| | | *a.d = load_data_detection(a.n, a.paths, a.m, a.classes, a.w, a.h, a.num_boxes, a.background); |
| | | } else if (a.type == WRITING_DATA){ |
| | | *a.d = load_data_writing(a.paths, a.n, a.m, a.w, a.h, a.out_w, a.out_h); |
| | | } else if (a.type == REGION_DATA){ |
| | | *a.d = load_data_region(a.n, a.paths, a.m, a.classes, a.w, a.h, a.num_boxes); |
| | | *a.d = load_data_region(a.n, a.paths, a.m, a.w, a.h, a.num_boxes, a.classes, a.jitter); |
| | | } else if (a.type == SWAG_DATA){ |
| | | *a.d = load_data_swag(a.paths, a.n, a.classes, a.jitter); |
| | | } else if (a.type == COMPARE_DATA){ |
| | | *a.d = load_data_compare(a.n, a.paths, a.m, a.classes, a.w, a.h); |
| | | } else if (a.type == IMAGE_DATA){ |
| | | *(a.im) = load_image_color(a.path, 0, 0); |
| | | *(a.resized) = resize_image(*(a.im), a.w, a.h); |
| | | } else if (a.type == TAG_DATA){ |
| | | *a.d = load_data_tag(a.paths, a.n, a.m, a.classes, a.min, a.max, a.size); |
| | | //*a.d = load_data(a.paths, a.n, a.m, a.labels, a.classes, a.w, a.h); |
| | | } |
| | | free(ptr); |
| | | return 0; |
| | |
| | | pthread_t thread; |
| | | struct load_args *ptr = calloc(1, sizeof(struct load_args)); |
| | | *ptr = args; |
| | | if(pthread_create(&thread, 0, load_thread, ptr)) { |
| | | error("Thread creation failed"); |
| | | } |
| | | if(pthread_create(&thread, 0, load_thread, ptr)) error("Thread creation failed"); |
| | | return thread; |
| | | } |
| | | |
| | | data load_data_writing(char **paths, int n, int m, int w, int h) |
| | | data load_data_writing(char **paths, int n, int m, int w, int h, int out_w, int out_h) |
| | | { |
| | | if(m) paths = get_random_paths(paths, n, m); |
| | | char **replace_paths = find_replace_paths(paths, n, ".png", "-label.png"); |
| | | data d; |
| | | d.shallow = 0; |
| | | d.X = load_image_paths(paths, n, w, h); |
| | | d.y = load_image_paths_gray(replace_paths, n, w/8, h/8); |
| | | d.y = load_image_paths_gray(replace_paths, n, out_w, out_h); |
| | | if(m) free(paths); |
| | | int i; |
| | | for(i = 0; i < n; ++i) free(replace_paths[i]); |
| | |
| | | return d; |
| | | } |
| | | |
| | | data load_data_augment(char **paths, int n, int m, char **labels, int k, int min, int max, int size) |
| | | { |
| | | if(m) paths = get_random_paths(paths, n, m); |
| | | data d; |
| | | d.shallow = 0; |
| | | d.X = load_image_cropped_paths(paths, n, min, max, size); |
| | | d.y = load_labels_paths(paths, n, labels, k); |
| | | if(m) free(paths); |
| | | return d; |
| | | } |
| | | |
| | | data load_data_tag(char **paths, int n, int m, int k, int min, int max, int size) |
| | | { |
| | | if(m) paths = get_random_paths(paths, n, m); |
| | | data d = {0}; |
| | | d.w = size; |
| | | d.h = size; |
| | | d.shallow = 0; |
| | | d.X = load_image_cropped_paths(paths, n, min, max, size); |
| | | d.y = load_tags_paths(paths, n, k); |
| | | if(m) free(paths); |
| | | return d; |
| | | } |
| | | |
| | | matrix concat_matrix(matrix m1, matrix m2) |
| | | { |
| | | int i, count = 0; |
| | |
| | | X.vals[i][j] = (double)bytes[j+1]; |
| | | } |
| | | } |
| | | translate_data_rows(d, -128); |
| | | scale_data_rows(d, 1./128); |
| | | //translate_data_rows(d, -128); |
| | | scale_data_rows(d, 1./255); |
| | | //normalize_data_rows(d); |
| | | fclose(fp); |
| | | return d; |
| | |
| | | |
| | | for(b = 0; b < 5; ++b){ |
| | | char buff[256]; |
| | | sprintf(buff, "data/cifar10/data_batch_%d.bin", b+1); |
| | | sprintf(buff, "data/cifar/cifar-10-batches-bin/data_batch_%d.bin", b+1); |
| | | FILE *fp = fopen(buff, "rb"); |
| | | if(!fp) file_error(buff); |
| | | for(i = 0; i < 10000; ++i){ |
| | |
| | | fclose(fp); |
| | | } |
| | | //normalize_data_rows(d); |
| | | translate_data_rows(d, -128); |
| | | scale_data_rows(d, 1./128); |
| | | //translate_data_rows(d, -128); |
| | | scale_data_rows(d, 1./255); |
| | | return d; |
| | | } |
| | | |