X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Futil.h;h=8e65bbb5415cc236e496e56a83b92dbd45503082;hb=cfdd68eb5fb0ef8423e860103ad4e5510994f1da;hp=d91a6b435d55843522d538657a544314f98bb7ca;hpb=1b1bc528ee5ca1fee1bd33f9fb6f79cd551e3b33;p=dcpomatic.git

diff --git a/src/lib/util.h b/src/lib/util.h
index d91a6b435..8e65bbb54 100644
--- a/src/lib/util.h
+++ b/src/lib/util.h
@@ -49,8 +49,8 @@ extern "C" {
 
 #undef check
 
-/** The maximum number of audio channels that we can cope with */
-#define MAX_AUDIO_CHANNELS 8
+/** The maximum number of audio channels that we can have in a DCP */
+#define MAX_DCP_AUDIO_CHANNELS 12
 
 #define DCPOMATIC_HELLO "Boys, you gotta learn not to talk to nuns that way"
 
@@ -141,6 +141,28 @@ private:
 	char* _old;
 };
 
+/** @class ScopedTemporary
+ *  @brief A temporary file which is deleted when the ScopedTemporary object goes out of scope.
+ */
+class ScopedTemporary
+{
+public:
+	ScopedTemporary ();
+	~ScopedTemporary ();
+
+	/** @return temporary filename */
+	boost::filesystem::path file () const {
+		return _file;
+	}
+
+	char const * c_str () const;
+	FILE* open (char const *);
+	void close ();
+
+private:
+	boost::filesystem::path _file;
+	FILE* _open;
+};
 
 #endif