From 04c0c4fdf84bb7b9e89604e8b9a6079016d5968c Mon Sep 17 00:00:00 2001
From: Alexey <AlexeyAB@users.noreply.github.com>
Date: Wed, 04 Jul 2018 16:06:41 +0000
Subject: [PATCH] Merge pull request #1132 from tinohager/master

---
 src/data.c |   63 ++++++++++++++++++++++++-------
 1 files changed, 49 insertions(+), 14 deletions(-)

diff --git a/src/data.c b/src/data.c
index a15bc1d..d92e307 100644
--- a/src/data.c
+++ b/src/data.c
@@ -51,6 +51,7 @@
 			random_paths[i] = paths[index];
 			//if(i == 0) printf("%s\n", paths[index]);
 			//printf("grp: %s\n", paths[index]);
+			if (strlen(random_paths[i]) <= 4) printf(" Very small path to the image: %s \n", random_paths[i]);
 		} while (strlen(random_paths[i]) == 0);
     }
     pthread_mutex_unlock(&mutex);
@@ -322,17 +323,43 @@
 		// not detect small objects
 		//if ((w < 0.001F || h < 0.001F)) continue;
 		// if truth (box for object) is smaller than 1x1 pix
-		if ((w < lowest_w || h < lowest_h)) continue;
+		char buff[256];
+		if (id >= classes) {
+			printf("\n Wrong annotation: class_id = %d. But class_id should be [from 0 to %d] \n", id, classes);
+			sprintf(buff, "echo %s \"Wrong annotation: class_id = %d. But class_id should be [from 0 to %d]\" >> bad_label.list", labelpath, id, classes);
+			system(buff);
+			getchar();
+			continue;
+		}
+		if ((w < lowest_w || h < lowest_h)) {
+			//sprintf(buff, "echo %s \"Very small object: w < lowest_w OR h < lowest_h\" >> bad_label.list", labelpath);
+			//system(buff);
+			continue;
+		}
 		if (x == 999999 || y == 999999) {
 			printf("\n Wrong annotation: x = 0, y = 0 \n");
+			sprintf(buff, "echo %s \"Wrong annotation: x = 0 or y = 0\" >> bad_label.list", labelpath);
+			system(buff);
 			continue;
 		}
-		if (x < 0 || x > 1 || y < 0 || y > 1) {
+		if (x <= 0 || x > 1 || y <= 0 || y > 1) {
 			printf("\n Wrong annotation: x = %f, y = %f \n", x, y);
+			sprintf(buff, "echo %s \"Wrong annotation: x = %f, y = %f\" >> bad_label.list", labelpath, x, y);
+			system(buff);
 			continue;
 		}
-		if (w > 1) printf("\n Wrong annotation: w = %f \n", w), w = 1;
-		if (h > 1) printf("\n Wrong annotation: h = %f \n", h), h = 1;
+		if (w > 1) {
+			printf("\n Wrong annotation: w = %f \n", w);
+			sprintf(buff, "echo %s \"Wrong annotation: w = %f\" >> bad_label.list", labelpath, w);
+			system(buff);
+			w = 1;
+		}
+		if (h > 1) {
+			printf("\n Wrong annotation: h = %f \n", h);
+			sprintf(buff, "echo %s \"Wrong annotation: h = %f\" >> bad_label.list", labelpath, h);
+			system(buff);
+			h = 1;
+		}
 		if (x == 0) x += lowest_w;
 		if (y == 0) y += lowest_h;
 
@@ -486,14 +513,20 @@
     return y;
 }
 
-char **get_labels(char *filename)
+char **get_labels_custom(char *filename, int *size)
 {
     list *plist = get_paths(filename);
+	if(size) *size = plist->size;
     char **labels = (char **)list_to_array(plist);
     free_list(plist);
     return labels;
 }
 
+char **get_labels(char *filename)
+{
+	return get_labels_custom(filename, NULL);
+}
+
 void free_data(data d)
 {
     if(!d.shallow){
@@ -687,8 +720,9 @@
 
 #include "http_stream.h"
 
-data load_data_detection(int n, char **paths, int m, int w, int h, int boxes, int classes, int use_flip, float jitter, float hue, float saturation, float exposure, int small_object)
+data load_data_detection(int n, char **paths, int m, int w, int h, int c, int boxes, int classes, int use_flip, float jitter, float hue, float saturation, float exposure, int small_object)
 {
+    c = c ? c : 3;
     char **random_paths = get_random_paths(paths, n, m);
     int i;
     data d = {0};
@@ -696,13 +730,13 @@
 
     d.X.rows = n;
     d.X.vals = calloc(d.X.rows, sizeof(float*));
-    d.X.cols = h*w*3;
+    d.X.cols = h*w*c;
 
     d.y = make_matrix(n, 5*boxes);
     for(i = 0; i < n; ++i){
 		const char *filename = random_paths[i];
 
-		int flag = 1;
+		int flag = (c >= 3);
 		IplImage *src;
 		if ((src = cvLoadImage(filename, flag)) == 0)
 		{
@@ -754,8 +788,9 @@
     return d;
 }
 #else	// OPENCV
-data load_data_detection(int n, char **paths, int m, int w, int h, int boxes, int classes, int use_flip, float jitter, float hue, float saturation, float exposure, int small_object)
+data load_data_detection(int n, char **paths, int m, int w, int h, int c, int boxes, int classes, int use_flip, float jitter, float hue, float saturation, float exposure, int small_object)
 {
+    c = c ? c : 3;
 	char **random_paths = get_random_paths(paths, n, m);
 	int i;
 	data d = { 0 };
@@ -763,11 +798,11 @@
 
 	d.X.rows = n;
 	d.X.vals = calloc(d.X.rows, sizeof(float*));
-	d.X.cols = h*w * 3;
+	d.X.cols = h*w*c;
 
 	d.y = make_matrix(n, 5 * boxes);
 	for (i = 0; i < n; ++i) {
-		image orig = load_image_color(random_paths[i], 0, 0);
+		image orig = load_image(random_paths[i], 0, 0, c);
 
 		int oh = orig.h;
 		int ow = orig.w;
@@ -827,16 +862,16 @@
     } 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.jitter, a.hue, a.saturation, a.exposure);
     } else if (a.type == DETECTION_DATA){
-        *a.d = load_data_detection(a.n, a.paths, a.m, a.w, a.h, a.num_boxes, a.classes, a.flip, a.jitter, a.hue, a.saturation, a.exposure, a.small_object);
+        *a.d = load_data_detection(a.n, a.paths, a.m, a.w, a.h, a.c, a.num_boxes, a.classes, a.flip, a.jitter, a.hue, a.saturation, a.exposure, a.small_object);
     } 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.im) = load_image(a.path, 0, 0, a.c);
         *(a.resized) = resize_image(*(a.im), a.w, a.h);
 	}else if (a.type == LETTERBOX_DATA) {
-		*(a.im) = load_image_color(a.path, 0, 0);
+		*(a.im) = load_image(a.path, 0, 0, a.c);
 		*(a.resized) = letterbox_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.flip, a.min, a.max, a.size, a.angle, a.aspect, a.hue, a.saturation, a.exposure);

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