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1 files changed, 95 insertions, 0 deletions

diff --git a/lib/util.cc b/lib/util.cc
new file mode 100644
index 0000000..11f1402
--- /dev/null
+++ b/lib/util.cc
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            util.cc
+ *
+ *  Sun Oct 31 12:12:20 CET 2004
+ *  Copyright  2004 Bent Bisballe
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * Originally from:
+ * RTVideoRec Realtime video recoder and encoder for Linux
+ *
+ * Copyright (C) 2004  B. Stultiens
+ */
+
+/*
+ *    This file is part of MIaV.
+ *
+ *    MIaV is free software; you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    MIaV is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ *
+ *    You should have received a copy of the GNU General Public License
+ *    along with MIaV; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+
+// For nanosleep
+#include <time.h>
+
+#include "util.h"
+
+void *xmalloc(size_t s)
+{
+  void *p;
+  assert(s > 0);
+  
+  p = malloc(s);
+  if(!p) {
+    fprintf(stderr, "Out of memory in xmalloc\n");
+    exit(1);
+  }
+  memset(p, 0, s);
+  return p;
+}
+
+void *xrealloc(void *b, size_t s)
+{
+  void *p;
+  assert(s > 0);
+  
+  if(!b) return xmalloc(s);
+  
+  p = realloc(b, s);
+  if(!p) {
+    fprintf(stderr, "Out of memory in xrealloc\n");
+    exit(1);
+  }
+  return p;
+}
+
+void sleep_1_frame()
+{
+  // Sleep 1/25th of a second
+
+  struct timespec ts;
+
+  ts.tv_sec = 0;
+  ts.tv_nsec = 1000000000L / 25L;	// 1000ms / 25
+  nanosleep(&ts, NULL);
+}
+
+void sleep_0_2_frame()
+{
+  // Sleep 1/25th of a second
+
+  struct timespec ts;
+
+  ts.tv_sec = 0;
+  ts.tv_nsec = 8000000L;//1000000000L / 25L * 0.2;	// 1000ms / 25
+  nanosleep(&ts, NULL);
+}