@@ -128,10 +128,6 @@ static int config_props(AVFilterLink *outlink)

     outlink->h = h;

     /* TODO: make algorithm configurable */

-    scale->sws = sws_getContext(inlink ->w, inlink ->h, inlink ->format,

-                                outlink->w, outlink->h, outlink->format,

-                                scale->flags, NULL, NULL, NULL);

-

     av_log(ctx, AV_LOG_INFO, "w:%d h:%d fmt:%s -> w:%d h:%d fmt:%s flags:%0x\n",

            inlink ->w, inlink ->h, av_pix_fmt_descriptors[ inlink->format].name,

            outlink->w, outlink->h, av_pix_fmt_descriptors[outlink->format].name,

@@ -139,6 +135,10 @@ static int config_props(AVFilterLink *outlink)

     scale->input_is_pal = av_pix_fmt_descriptors[inlink->format].flags & PIX_FMT_PAL;

+    scale->sws = sws_getContext(inlink ->w, inlink ->h, inlink ->format,

+                                outlink->w, outlink->h, outlink->format,

+                                scale->flags, NULL, NULL, NULL);

+

     return !scale->sws;

 }