From 064d4462d3890fd5dda5c7845119e1a3854d477b Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Thu, 26 Nov 2015 21:45:12 +0000
Subject: [PATCH] stuff
---
src/data.c | 29 ++++++++++++++++++-----------
1 files changed, 18 insertions(+), 11 deletions(-)
diff --git a/src/data.c b/src/data.c
index 17772c1..9b84c5a 100644
--- a/src/data.c
+++ b/src/data.c
@@ -54,7 +54,12 @@
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;
}
@@ -148,7 +153,9 @@
{
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);
@@ -361,7 +368,7 @@
}
}
-data load_data_region(int n, char **paths, int m, int w, int h, int size, int classes)
+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;
@@ -380,8 +387,8 @@
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);
@@ -542,14 +549,16 @@
check_error(status);
#endif
- printf("Loading data: %d\n", rand_r(&data_seed));
+ //printf("Loading data: %d\n", rand_r(&data_seed));
load_args a = *(struct load_args*)ptr;
if (a.type == CLASSIFICATION_DATA){
*a.d = load_data(a.paths, a.n, a.m, a.labels, a.classes, a.w, a.h);
} 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.w, a.h, a.num_boxes, a.classes);
+ *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 == 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){
@@ -565,20 +574,18 @@
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]);
--
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