Fix recursive avfilter_poll_frame(). It was doing min = FFMIN(min, avfilter_poll_frame(link->src->inputs[i])) which, since FFMIN is a macro, was calling itself twice for every input, causing an exponential cost in time.

Originally committed as revision 20295 to svn://svn.ffmpeg.org/ffmpeg/trunk

Vitor Sessak committed 17 years ago

Commit 9dd08b41 parent b07781b1 file · +3 −1Browse files

Unified · Split

         return link_spad(link).poll_frame(link);
     for (i=0; i<link->src->input_count; i++) {
+        int val;
         if(!link->src->inputs[i])
             return -1;
-        min = FFMIN(min, avfilter_poll_frame(link->src->inputs[i]));
+        val = avfilter_poll_frame(link->src->inputs[i]);
+        min = FFMIN(min, val);
     }
     return min;

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