diff --git a/doc/APIchanges b/doc/APIchanges
index 6584e1950f..2145e83ae2 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -15,6 +15,16 @@ libavutil:     2011-04-18
 
 API changes, most recent first:
 
+2012-09-27 - xxxxxxx - lavd 54.3.100 - version.h
+  Add LIBAVDEVICE_IDENT symbol.
+
+2012-09-27 - xxxxxxx - lavfi 3.18.100 - version.h
+  Add LIBAVFILTER_IDENT symbol.
+
+2012-09-27 - xxxxxxx - libswr 0.16.100 - version.h
+  Add LIBSWRESAMPLE_VERSION, LIBSWRESAMPLE_BUILD
+  and LIBSWRESAMPLE_IDENT symbols.
+
 2012-09-01 - xxxxxxx - lavu 51.72.100 - parseutils.h
   Add av_small_strptime() time parsing function.
 
diff --git a/libavdevice/version.h b/libavdevice/version.h
index d8aa94f174..a17818080b 100644
--- a/libavdevice/version.h
+++ b/libavdevice/version.h
@@ -28,8 +28,8 @@
 #include "libavutil/avutil.h"
 
 #define LIBAVDEVICE_VERSION_MAJOR  54
-#define LIBAVDEVICE_VERSION_MINOR   2
-#define LIBAVDEVICE_VERSION_MICRO 101
+#define LIBAVDEVICE_VERSION_MINOR   3
+#define LIBAVDEVICE_VERSION_MICRO 100
 
 #define LIBAVDEVICE_VERSION_INT AV_VERSION_INT(LIBAVDEVICE_VERSION_MAJOR, \
                                                LIBAVDEVICE_VERSION_MINOR, \
@@ -39,6 +39,8 @@
                                            LIBAVDEVICE_VERSION_MICRO)
 #define LIBAVDEVICE_BUILD       LIBAVDEVICE_VERSION_INT
 
+#define LIBAVDEVICE_IDENT       "Lavd" AV_STRINGIFY(LIBAVDEVICE_VERSION)
+
 /**
  * FF_API_* defines may be placed below to indicate public API that will be
  * dropped at a future version bump. The defines themselves are not part of
diff --git a/libavfilter/version.h b/libavfilter/version.h
index 3d3d1c9d20..e4520a3431 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -29,7 +29,7 @@
 #include "libavutil/avutil.h"
 
 #define LIBAVFILTER_VERSION_MAJOR  3
-#define LIBAVFILTER_VERSION_MINOR  17
+#define LIBAVFILTER_VERSION_MINOR  18
 #define LIBAVFILTER_VERSION_MICRO 100
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
@@ -40,6 +40,8 @@
                                            LIBAVFILTER_VERSION_MICRO)
 #define LIBAVFILTER_BUILD       LIBAVFILTER_VERSION_INT
 
+#define LIBAVFILTER_IDENT       "Lavfi" AV_STRINGIFY(LIBAVFILTER_VERSION)
+
 /**
  * FF_API_* defines may be placed below to indicate public API that will be
  * dropped at a future version bump. The defines themselves are not part of
diff --git a/libswresample/version.h b/libswresample/version.h
index 0f610bc65e..2c7b932818 100644
--- a/libswresample/version.h
+++ b/libswresample/version.h
@@ -29,11 +29,17 @@
 #include "libavutil/avutil.h"
 
 #define LIBSWRESAMPLE_VERSION_MAJOR 0
-#define LIBSWRESAMPLE_VERSION_MINOR 15
+#define LIBSWRESAMPLE_VERSION_MINOR 16
 #define LIBSWRESAMPLE_VERSION_MICRO 100
 
 #define LIBSWRESAMPLE_VERSION_INT  AV_VERSION_INT(LIBSWRESAMPLE_VERSION_MAJOR, \
                                                   LIBSWRESAMPLE_VERSION_MINOR, \
                                                   LIBSWRESAMPLE_VERSION_MICRO)
+#define LIBSWRESAMPLE_VERSION      AV_VERSION(LIBSWRESAMPLE_VERSION_MAJOR, \
+                                              LIBSWRESAMPLE_VERSION_MINOR, \
+                                              LIBSWRESAMPLE_VERSION_MICRO)
+#define LIBSWRESAMPLE_BUILD        LIBSWRESAMPLE_VERSION_INT
+
+#define LIBSWRESAMPLE_IDENT        "SwR" AV_STRINGIFY(LIBSWRESAMPLE_VERSION)
 
 #endif /* SWR_VERSION_H */