Implement postproc_version().

Originally committed as revision 15148 to svn://svn.ffmpeg.org/ffmpeg/trunk

libpostproc/postprocess.c

@@ -90,6 +90,11 @@ try to unroll inner for(x=0 ... loop to avoid these damn if(x ... checks
 #include "postprocess.h"
 #include "postprocess_internal.h"
 
+unsigned postproc_version(void)
+{
+    return LIBPOSTPROC_VERSION_INT;
+}
+
 #ifdef HAVE_ALTIVEC_H
 #include <altivec.h>
 #endif

libpostproc/postprocess.h

@@ -30,7 +30,7 @@
 #include "libavutil/avutil.h"
 
 #define LIBPOSTPROC_VERSION_MAJOR 51
-#define LIBPOSTPROC_VERSION_MINOR  1
+#define LIBPOSTPROC_VERSION_MINOR  2
 #define LIBPOSTPROC_VERSION_MICRO  0
 
 #define LIBPOSTPROC_VERSION_INT AV_VERSION_INT(LIBPOSTPROC_VERSION_MAJOR, \
@@ -43,6 +43,11 @@
 
 #define LIBPOSTPROC_IDENT       "postproc" AV_STRINGIFY(LIBPOSTPROC_VERSION)
 
+/**
+ * Returns the LIBPOSTPROC_VERSION_INT constant.
+ */
+unsigned postproc_version(void);
+
 #define PP_QUALITY_MAX 6
 
 #define QP_STORE_T int8_t