1 files changed, 32 insertions, 0 deletions
diff --git a/src/libffmpeg/libavcodec/os_support.h b/src/libffmpeg/libavcodec/os_support.h
new file mode 100644
index 000000000..879bc470d
--- /dev/null
+++ b/src/libffmpeg/libavcodec/os_support.h
@@ -0,0 +1,32 @@
+#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__
+#  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 float floorf(float f) { return floor(f); }
+static inline int strcasecmp(const char* s1, const char* s2) { return stricmp(s1,s2); }
+#endif
+
+#endif /* _OS_SUPPORT_H */