test: free image

Reduces the noise in valgrind output.

diff --git a/test/test.c b/test/test.c
index 432a44fbaa9bba3fe8f61e1a86d148f1ae07dfbf..d6cd9b86727043cd112f670f66112b5fb5435701 100644 (file)
--- a/test/test.c
+++ b/test/test.c
@@ -194,6 +194,8 @@ int main(int argc, char *argv[])
     ass_library_done(ass_library);
 
     write_png(imgfile, frame);
+    free(frame->buffer);
+    free(frame);
 
     return 0;
 }