diff --git a/src/common/wav_writer.h b/src/common/wav_writer.h
index 7c2647843..d81c030e3 100644
--- a/src/common/wav_writer.h
+++ b/src/common/wav_writer.h
@@ -10,6 +10,9 @@ public:
   WAVWriter();
   ~WAVWriter();
 
+  ALWAYS_INLINE u32 GetSampleRate() const { return m_sample_rate; }
+  ALWAYS_INLINE u32 GetNumChannels() const { return m_num_channels; }
+  ALWAYS_INLINE u32 GetNumFrames() const { return m_num_frames; }
   ALWAYS_INLINE bool IsOpen() const { return (m_file != nullptr); }
 
   bool Open(const char* filename, u32 sample_rate, u32 num_channels);