Add functions to return library license and library configuration.

Originally committed as revision 20547 to svn://svn.ffmpeg.org/ffmpeg/trunk

2 files changed, 22 insertions, 0 deletions

diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index da282bfb72..2a3db1ce84 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -53,6 +53,16 @@
  */
 unsigned avutil_version(void);
 
+/**
+ * Returns the libavutil build-time configuration.
+ */
+const char * avutil_configuration(void);
+
+/**
+ * Returns the libavutil license.
+ */
+const char * avutil_license(void);
+
 #include "common.h"
 #include "mathematics.h"
 #include "rational.h"
diff --git a/libavutil/utils.c b/libavutil/utils.c
index 2521d3401e..26499b8389 100644
--- a/libavutil/utils.c
+++ b/libavutil/utils.c
@@ -16,6 +16,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "config.h"
 #include "avutil.h"
 
 /**
@@ -27,3 +28,14 @@ unsigned avutil_version(void)
 {
     return LIBAVUTIL_VERSION_INT;
 }
+
+const char * avutil_configuration(void)
+{
+    return FFMPEG_CONFIGURATION;
+}
+
+const char * avutil_license(void)
+{
+#define LICENSE_PREFIX "libavutil license: "
+    return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
+}