From 54d761cf9efa6c77e96855ea80156b0fcd81195d Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Tue, 22 Sep 2015 22:40:15 +0000
Subject: [PATCH] resize image width 1 ><
---
src/utils.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 45 insertions(+), 0 deletions(-)
diff --git a/src/utils.c b/src/utils.c
index af22caa..3121ef6 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -8,6 +8,29 @@
#include "utils.h"
+void sorta_shuffle(void *arr, size_t n, size_t size, size_t sections)
+{
+ size_t i;
+ for(i = 0; i < sections; ++i){
+ size_t start = n*i/sections;
+ size_t end = n*(i+1)/sections;
+ size_t num = end-start;
+ shuffle(arr+(start*size), num, size);
+ }
+}
+
+void shuffle(void *arr, size_t n, size_t size)
+{
+ size_t i;
+ void *swp = calloc(1, size);
+ for(i = 0; i < n-1; ++i){
+ size_t j = i + rand()/(RAND_MAX / (n-i)+1);
+ memcpy(swp, arr+(j*size), size);
+ memcpy(arr+(j*size), arr+(i*size), size);
+ memcpy(arr+(i*size), swp, size);
+ }
+}
+
void del_arg(int argc, char **argv, int index)
{
int i;
@@ -58,6 +81,21 @@
return def;
}
+char *find_char_arg(int argc, char **argv, char *arg, char *def)
+{
+ int i;
+ for(i = 0; i < argc-1; ++i){
+ if(!argv[i]) continue;
+ if(0==strcmp(argv[i], arg)){
+ def = argv[i+1];
+ del_arg(argc, argv, i);
+ del_arg(argc, argv, i);
+ break;
+ }
+ }
+ return def;
+}
+
char *basecfg(char *cfgfile)
{
@@ -193,6 +231,13 @@
s[len-offset] = '\0';
}
+void free_ptrs(void **ptrs, int n)
+{
+ int i;
+ for(i = 0; i < n; ++i) free(ptrs[i]);
+ free(ptrs);
+}
+
char *fgetl(FILE *fp)
{
if(feof(fp)) return 0;
--
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