$OpenBSD$

https://github.com/openscenegraph/osg/commit/876cb95fada9a2ea5821e6473c185338ec28a914

--- src/osgPlugins/ffmpeg/FFmpegHeaders.hpp.orig	Fri Jun 17 10:41:56 2011
+++ src/osgPlugins/ffmpeg/FFmpegHeaders.hpp	Fri Jul  5 10:24:31 2013
@@ -5,16 +5,20 @@
 
 extern "C"
 {
-#define __STDC_CONSTANT_MACROS
 #define FF_API_OLD_SAMPLE_FMT 0
 #include <errno.h>    // for error codes defined in avformat.h
 #include <stdint.h>
-#include <avcodec.h>
-#include <avformat.h>
-#include <avdevice.h>
+#include <libavcodec/avcodec.h>
+#include <libavformat/avformat.h>
 
+#ifndef ANDROID
+#include <libavdevice/avdevice.h>
+#endif
+
+#include <libavutil/mathematics.h>
+
 #ifdef USE_SWSCALE    
-    #include <swscale.h>
+    #include <libswscale/swscale.h>
 #endif
 
 }