lavfi/deshake: remove unecessary check before unref.

12 years ago · 0678641b7c
parent e7b0e83e96
commit 0678641b7c
1 changed files with 1 additions and 2 deletions
--- a/libavfilter/vf_deshake.c
+++ b/libavfilter/vf_deshake.c
@ -530,8 +530,7 @@ static int filter_frame(AVFilterLink *link, AVFilterBufferRef *in)

    // Store the current frame as the reference frame for calculating the
    // motion of the next frame
-    if (deshake->ref != NULL)
-        avfilter_unref_buffer(deshake->ref);
+    avfilter_unref_buffer(deshake->ref);

    // Cleanup the old reference frame
    deshake->ref = in;