X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Faudio_examiner.h;h=c4b915c99852bf8c4d37af5129854654a6c71007;hb=7cd7b360169493d864206e2cdfb4f688cf5a12cf;hp=d6d4dbe9778607dd8448c34893d2c811775354b6;hpb=40b654453c2ce0b266f43c36f1b9a5d1705f983c;p=dcpomatic.git

diff --git a/src/lib/audio_examiner.h b/src/lib/audio_examiner.h
index d6d4dbe97..c4b915c99 100644
--- a/src/lib/audio_examiner.h
+++ b/src/lib/audio_examiner.h
@@ -17,10 +17,15 @@
 
 */
 
+#ifndef DCPOMATIC_AUDIO_EXAMINER_H
+#define DCPOMATIC_AUDIO_EXAMINER_H
+
 /** @file  src/lib/audio_examiner.h
  *  @brief AudioExaminer class.
  */
 
+#include "types.h"
+
 /** @class AudioExaminer
  *  @brief Parent for classes which examine AudioContent for their pertinent details.
  */
@@ -30,6 +35,8 @@ public:
 	virtual ~AudioExaminer () {}
 
 	virtual int audio_channels () const = 0;
-	virtual ContentTime audio_length () const = 0;
+	virtual Frame audio_length () const = 0;
 	virtual int audio_frame_rate () const = 0;
 };
+
+#endif