diff -r 7a62f31895ac -r 1a42d36f346a cmake_modules/FindLIBAV.cmake
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cmake_modules/FindLIBAV.cmake	Wed Jan 08 19:19:09 2014 +0100
@@ -0,0 +1,90 @@
+# Find ffmpeg/libav libraries (libavcodec, libavformat and libavutil)
+# Once done this will define
+#
+#  LIBAV_FOUND             - system has libavcodec, libavformat, libavutil
+#  LIBAV_INCLUDE_DIR       - libav include directories
+#  LIBAV_LIBRARIES         - libav libraries (libavcodec, libavformat, libavutil)
+#
+#  LIBAVCODEC_LIBRARY      - libavcodec library
+#  LIBAVCODEC_INCLUDE_DIR  - libavcodec include directory
+#  LIBAVFORMAT_LIBRARY     - libavformat library
+#  LIBAVUTIL_LIBRARY       - libavutil library
+#
+#  Copyright (c) 2008 Andreas Schneider <mail@cynapses.org>
+#  Modified for other libraries by Lasse Kärkkäinen <tronic>
+#  Modified for Hedgewars by Stepik777
+#  Copyright (c) 2013 Vittorio Giovara <vittorio.giovara@gmail.com>
+#
+#  Redistribution and use is allowed according to the terms of the New
+#  BSD license.
+#
+
+include(FindPackageHandleStandardArgs)
+
+
+# use pkg-config to get the directories and then use these values
+# in the FIND_PATH() and FIND_LIBRARY() calls
+find_package(PkgConfig)
+if(PKG_CONFIG_FOUND)
+    if(NOT LIBAVCODEC_INCLUDE_DIR OR NOT LIBAVCODEC_LIBRARY)
+        pkg_check_modules(_LIBAV_AVCODEC libavcodec)
+    endif()
+    if(NOT LIBAVFORMAT_LIBRARY)
+        pkg_check_modules(_LIBAV_AVFORMAT libavformat)
+    endif()
+    if(NOT LIBAVUTIL_LIBRARY)
+        pkg_check_modules(_LIBAV_AVUTIL libavutil)
+    endif()
+endif(PKG_CONFIG_FOUND)
+
+find_path(LIBAVCODEC_INCLUDE_DIR
+    NAMES libavcodec/avcodec.h
+    PATHS ${_LIBAV_AVCODEC_INCLUDE_DIRS}     #pkg-config
+          /usr/include /usr/local/include    #system level
+          /opt/local/include /sw/include     #macports & fink
+    PATH_SUFFIXES libav ffmpeg
+)
+
+#TODO: add other include paths
+
+find_library(LIBAVCODEC_LIBRARY
+    NAMES avcodec
+    PATHS ${_LIBAV_AVCODEC_LIBRARY_DIRS}    #pkg-config
+          /usr/lib /usr/local/lib           #system level
+          /opt/local/lib /sw/lib            #macports & fink
+)
+
+find_library(LIBAVFORMAT_LIBRARY
+    NAMES avformat
+    PATHS ${_LIBAV_AVFORMAT_LIBRARY_DIRS}   #pkg-config
+          /usr/lib /usr/local/lib           #system level
+          /opt/local/lib /sw/lib            #macports & fink
+)
+
+find_library(LIBAVUTIL_LIBRARY
+    NAMES avutil
+    PATHS ${_LIBAV_AVUTIL_LIBRARY_DIRS}     #pkg-config
+          /usr/lib /usr/local/lib           #system level
+          /opt/local/lib /sw/lib            #macports & fink
+)
+
+find_package_handle_standard_args(LIBAV DEFAULT_MSG LIBAVCODEC_LIBRARY
+                                                    LIBAVCODEC_INCLUDE_DIR
+                                                    LIBAVFORMAT_LIBRARY
+                                                    LIBAVUTIL_LIBRARY
+                                                    )
+set(LIBAV_INCLUDE_DIR ${LIBAVCODEC_INCLUDE_DIR}
+                      #TODO: add other include paths
+                      )
+set(LIBAV_LIBRARIES ${LIBAVCODEC_LIBRARY}
+                    ${LIBAVFORMAT_LIBRARY}
+                    ${LIBAVUTIL_LIBRARY}
+                    )
+
+mark_as_advanced(LIBAV_INCLUDE_DIR
+                 LIBAV_LIBRARIES
+                 LIBAVCODEC_LIBRARY
+                 LIBAVCODEC_INCLUDE_DIR
+                 LIBAVFORMAT_LIBRARY
+                 LIBAVUTIL_LIBRARY)
+