avfilter: add missing FF_API_AVFILTERPAD_PUBLIC guard

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index d43d8136ba65af6a400ca8d0f3e25320a45ef143..700baa29ccee69c07617e37c64aa4ec6e84dd3ca 100644 (file)
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -508,8 +508,10 @@ int avfilter_register(AVFilter *filter)
 
     for(i=0; filter->inputs && filter->inputs[i].name; i++) {
         const AVFilterPad *input = &filter->inputs[i];
+#if FF_API_AVFILTERPAD_PUBLIC
         av_assert0(     !input->filter_frame
                     || (!input->start_frame && !input->end_frame));
+#endif
     }
 
     filter->next = NULL;