lavfi: add avfilter_unref_bufferp()

Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
2012-04-16 08:17:25 +02:00
parent 455fcf29b8
commit 65fa7bc1f8
4 changed files with 19 additions and 1 deletions
@@ -160,6 +160,12 @@ void avfilter_unref_buffer(AVFilterBufferRef *ref)
    av_free(ref);
 }

+void avfilter_unref_bufferp(AVFilterBufferRef **ref)
+{
+    avfilter_unref_buffer(*ref);
+    *ref = NULL;
+}
+
 void avfilter_insert_pad(unsigned idx, unsigned *count, size_t padidx_off,
                         AVFilterPad **pads, AVFilterLink ***links,
                         AVFilterPad *newpad)