Tidy up creation of analysis a bit.

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

diff --git a/src/lib/audio_analysis.cc b/src/lib/audio_analysis.cc
index 39c1ba2261a910924ed41e9024ccfc03d9b5b1e1..fffafc4d4c5fe38ab4591883e160e7d0e35812cc 100644 (file)
--- a/src/lib/audio_analysis.cc
+++ b/src/lib/audio_analysis.cc
@@ -21,6 +21,7 @@
 #include <cmath>
 #include <cassert>
 #include <fstream>
+#include <boost/filesystem.hpp>
 #include "audio_analysis.h"
 
 using std::ostream;
@@ -101,7 +102,9 @@ AudioAnalysis::points (int c) const
 void
 AudioAnalysis::write (string filename)
 {
-       ofstream f (filename.c_str ());
+       string tmp = filename + ".tmp";
+       
+       ofstream f (tmp.c_str ());
        f << _data.size() << "\n";
        for (vector<vector<AudioPoint> >::iterator i = _data.begin(); i != _data.end(); ++i) {
                f << i->size () << "\n";
@@ -109,4 +112,7 @@ AudioAnalysis::write (string filename)
                        j->write (f);
                }
        }
+
+       f.close ();
+       boost::filesystem::rename (tmp, filename);
 }