Implement avfilter_version().

Originally committed as revision 14669 to svn://svn.ffmpeg.org/ffmpeg/trunk

2 files changed, 10 insertions, 1 deletions

diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index 420e7c262b..d6f07a9ed6 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -22,6 +22,10 @@
 #include "libavcodec/imgconvert.h"
 #include "avfilter.h"
 
+unsigned avfilter_version(void) {
+    return LIBAVFILTER_VERSION_INT;
+}
+
 /** list of registered filters */
 struct FilterList
 {
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 6f6c41155f..df79392394 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -23,7 +23,7 @@
 #define FFMPEG_AVFILTER_H
 
 #define LIBAVFILTER_VERSION_MAJOR  0
-#define LIBAVFILTER_VERSION_MINOR  0
+#define LIBAVFILTER_VERSION_MINOR  1
 #define LIBAVFILTER_VERSION_MICRO  0
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
@@ -37,6 +37,11 @@
 #include <stddef.h>
 #include "libavcodec/avcodec.h"
 
+/**
+ * Returns the LIBAVFILTER_VERSION_INT constant.
+ */
+unsigned avfilter_version(void);
+
 typedef struct AVFilterContext AVFilterContext;
 typedef struct AVFilterLink    AVFilterLink;
 typedef struct AVFilterPad     AVFilterPad;