prevent some mess when automating control ports on midi synths

[ardour.git] / libs / ardour / export_graph_builder.cc

diff --git a/libs/ardour/export_graph_builder.cc b/libs/ardour/export_graph_builder.cc
index 58eecff8995ab4456720ff943cea04e2f2701ab8..a15a48a350739f1504eb45fbba13c07ecaaf5117 100644 (file)
--- a/libs/ardour/export_graph_builder.cc
+++ b/libs/ardour/export_graph_builder.cc
@@ -314,7 +314,7 @@ ExportGraphBuilder::SFC::SFC (ExportGraphBuilder &parent, FileSpec const & new_c
                max_frames = min ((framecnt_t) 8192 * channels, max ((framecnt_t) 4096 * channels, max_frames));
                chunker.reset (new Chunker<Sample> (max_frames));
                analyser.reset (new Analyser (config.format->sample_rate(), channels, max_frames,
-                                       (framecnt_t) ceil (duration * config.format->sample_rate () / sample_rate)));
+                                       (framecnt_t) ceil (duration * config.format->sample_rate () / (double) sample_rate)));
                chunker->add_output (analyser);
                parent.add_analyser (config.filename->get_path (config.format), analyser);
        }