Another macOS std::list boost::thread SNAFU.

[dcpomatic.git] / src / lib / filter_graph.cc

diff --git a/src/lib/filter_graph.cc b/src/lib/filter_graph.cc
index 52826f3d0566cb0a4745a6472fb201b0c4d5a101..daceeaf2d96924b97fb5af633927e73e04fdd2f7 100644 (file)
--- a/src/lib/filter_graph.cc
+++ b/src/lib/filter_graph.cc
@@ -111,8 +111,9 @@ FilterGraph::setup (vector<Filter const *> filters)
                throw DecodeError (N_("could not set up filter graph."));
        }
 
-       if (avfilter_graph_config (_graph, 0) < 0) {
-               throw DecodeError (N_("could not configure filter graph."));
+       int e = avfilter_graph_config (_graph, 0);
+       if (e < 0) {
+               throw DecodeError (String::compose (N_("could not configure filter graph (%1)"), e));
        }
 }