Add new flowgraph path for metadata

1 files changed, 16 insertions, 6 deletions

diff --git a/src/OutputFile.h b/src/OutputFile.h
index 7121ef3..2b92369 100644
--- a/src/OutputFile.h
+++ b/src/OutputFile.h
@@ -2,7 +2,7 @@
    Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Her Majesty
    the Queen in Right of Canada (Communications Research Center Canada)
 
-   Copyright (C) 2016
+   Copyright (C) 2018
    Matthias P. Braendli, matthias.braendli@mpb.li
 
     http://opendigitalradio.org
@@ -36,19 +36,29 @@
 #include <string>
 #include <stdio.h>
 #include <sys/types.h>
+#include <memory>
 
+struct FILEDeleter {
+    void operator()(FILE* fd) {
+        if (fd) {
+            fclose(fd);
+        }
+    }
+};
 
-class OutputFile : public ModOutput
+class OutputFile : public ModOutput, public ModMetadata
 {
 public:
     OutputFile(std::string filename);
-    virtual ~OutputFile();
 
-    virtual int process(Buffer* dataIn);
-    const char* name() { return "OutputFile"; }
+    virtual int process(Buffer* dataIn) override;
+    const char* name() override { return "OutputFile"; }
+
+    virtual meta_vec_t process_metadata(
+            const meta_vec_t& metadataIn) override;
 
 protected:
     std::string myFilename;
-    FILE* myFile;
+    std::unique_ptr<FILE, FILEDeleter> myFile;
 };