1 files changed, 53 insertions, 0 deletions
diff --git a/contrib/ffmpeg/libavformat/os_support.h b/contrib/ffmpeg/libavformat/os_support.h
new file mode 100644
index 000000000..e76a9aaaf
--- /dev/null
+++ b/contrib/ffmpeg/libavformat/os_support.h
@@ -0,0 +1,53 @@
+/*
+ * various utilities for ffmpeg system
+ * copyright (c) 2000, 2001, 2002 Fabrice Bellard
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _OS_SUPPORT_H
+#define _OS_SUPPORT_H
+
+/**
+ * @file os_support.h
+ * miscellaneous OS support macros and functions.
+ *
+ * - usleep() (Win32, BeOS, OS/2)
+ * - floatf() (OS/2)
+ * - strcasecmp() (OS/2)
+ */
+
+#ifdef __MINGW32__
+__declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds);
+// #  include <windows.h>
+#  define usleep(t)    Sleep((t) / 1000)
+#endif
+
+#ifdef __BEOS__
+#  ifndef usleep
+#    include <OS.h>
+#    define usleep(t)  snooze((bigtime_t)(t))
+#  endif
+#endif
+
+#if defined(CONFIG_OS2)
+#include <stdlib.h>
+static inline int usleep(unsigned int t) { return _sleep2(t / 1000); }
+static inline int strcasecmp(const char* s1, const char* s2) { return stricmp(s1,s2); }
+#endif
+
+#endif /* _OS_SUPPORT_H */